diff options
Diffstat (limited to 'sandbox/testAppNevena/Front/node_modules/tar/lib')
25 files changed, 4089 insertions, 0 deletions
diff --git a/sandbox/testAppNevena/Front/node_modules/tar/lib/create.js b/sandbox/testAppNevena/Front/node_modules/tar/lib/create.js new file mode 100644 index 00000000..d033640a --- /dev/null +++ b/sandbox/testAppNevena/Front/node_modules/tar/lib/create.js @@ -0,0 +1,104 @@ +'use strict' + +// tar -c +const hlo = require('./high-level-opt.js') + +const Pack = require('./pack.js') +const fsm = require('fs-minipass') +const t = require('./list.js') +const path = require('path') + +module.exports = (opt_, files, cb) => { + if (typeof files === 'function') + cb = files + + if (Array.isArray(opt_)) + files = opt_, opt_ = {} + + if (!files || !Array.isArray(files) || !files.length) + throw new TypeError('no files or directories specified') + + files = Array.from(files) + + const opt = hlo(opt_) + + if (opt.sync && typeof cb === 'function') + throw new TypeError('callback not supported for sync tar functions') + + if (!opt.file && typeof cb === 'function') + throw new TypeError('callback only supported with file option') + + return opt.file && opt.sync ? createFileSync(opt, files) + : opt.file ? createFile(opt, files, cb) + : opt.sync ? createSync(opt, files) + : create(opt, files) +} + +const createFileSync = (opt, files) => { + const p = new Pack.Sync(opt) + const stream = new fsm.WriteStreamSync(opt.file, { + mode: opt.mode || 0o666, + }) + p.pipe(stream) + addFilesSync(p, files) +} + +const createFile = (opt, files, cb) => { + const p = new Pack(opt) + const stream = new fsm.WriteStream(opt.file, { + mode: opt.mode || 0o666, + }) + p.pipe(stream) + + const promise = new Promise((res, rej) => { + stream.on('error', rej) + stream.on('close', res) + p.on('error', rej) + }) + + addFilesAsync(p, files) + + return cb ? promise.then(cb, cb) : promise +} + +const addFilesSync = (p, files) => { + files.forEach(file => { + if (file.charAt(0) === '@') { + t({ + file: path.resolve(p.cwd, file.substr(1)), + sync: true, + noResume: true, + onentry: entry => p.add(entry), + }) + } else + p.add(file) + }) + p.end() +} + +const addFilesAsync = (p, files) => { + while (files.length) { + const file = files.shift() + if (file.charAt(0) === '@') { + return t({ + file: path.resolve(p.cwd, file.substr(1)), + noResume: true, + onentry: entry => p.add(entry), + }).then(_ => addFilesAsync(p, files)) + } else + p.add(file) + } + p.end() +} + +const createSync = (opt, files) => { + const p = new Pack.Sync(opt) + addFilesSync(p, files) + return p +} + +const create = (opt, files) => { + const p = new Pack(opt) + addFilesAsync(p, files) + return p +} diff --git a/sandbox/testAppNevena/Front/node_modules/tar/lib/extract.js b/sandbox/testAppNevena/Front/node_modules/tar/lib/extract.js new file mode 100644 index 00000000..98e946ec --- /dev/null +++ b/sandbox/testAppNevena/Front/node_modules/tar/lib/extract.js @@ -0,0 +1,107 @@ +'use strict' + +// tar -x +const hlo = require('./high-level-opt.js') +const Unpack = require('./unpack.js') +const fs = require('fs') +const fsm = require('fs-minipass') +const path = require('path') +const stripSlash = require('./strip-trailing-slashes.js') + +module.exports = (opt_, files, cb) => { + if (typeof opt_ === 'function') + cb = opt_, files = null, opt_ = {} + else if (Array.isArray(opt_)) + files = opt_, opt_ = {} + + if (typeof files === 'function') + cb = files, files = null + + if (!files) + files = [] + else + files = Array.from(files) + + const opt = hlo(opt_) + + if (opt.sync && typeof cb === 'function') + throw new TypeError('callback not supported for sync tar functions') + + if (!opt.file && typeof cb === 'function') + throw new TypeError('callback only supported with file option') + + if (files.length) + filesFilter(opt, files) + + return opt.file && opt.sync ? extractFileSync(opt) + : opt.file ? extractFile(opt, cb) + : opt.sync ? extractSync(opt) + : extract(opt) +} + +// construct a filter that limits the file entries listed +// include child entries if a dir is included +const filesFilter = (opt, files) => { + const map = new Map(files.map(f => [stripSlash(f), true])) + const filter = opt.filter + + const mapHas = (file, r) => { + const root = r || path.parse(file).root || '.' + const ret = file === root ? false + : map.has(file) ? map.get(file) + : mapHas(path.dirname(file), root) + + map.set(file, ret) + return ret + } + + opt.filter = filter + ? (file, entry) => filter(file, entry) && mapHas(stripSlash(file)) + : file => mapHas(stripSlash(file)) +} + +const extractFileSync = opt => { + const u = new Unpack.Sync(opt) + + const file = opt.file + const stat = fs.statSync(file) + // This trades a zero-byte read() syscall for a stat + // However, it will usually result in less memory allocation + const readSize = opt.maxReadSize || 16 * 1024 * 1024 + const stream = new fsm.ReadStreamSync(file, { + readSize: readSize, + size: stat.size, + }) + stream.pipe(u) +} + +const extractFile = (opt, cb) => { + const u = new Unpack(opt) + const readSize = opt.maxReadSize || 16 * 1024 * 1024 + + const file = opt.file + const p = new Promise((resolve, reject) => { + u.on('error', reject) + u.on('close', resolve) + + // This trades a zero-byte read() syscall for a stat + // However, it will usually result in less memory allocation + fs.stat(file, (er, stat) => { + if (er) + reject(er) + else { + const stream = new fsm.ReadStream(file, { + readSize: readSize, + size: stat.size, + }) + stream.on('error', reject) + stream.pipe(u) + } + }) + }) + return cb ? p.then(cb, cb) : p +} + +const extractSync = opt => new Unpack.Sync(opt) + +const extract = opt => new Unpack(opt) diff --git a/sandbox/testAppNevena/Front/node_modules/tar/lib/get-write-flag.js b/sandbox/testAppNevena/Front/node_modules/tar/lib/get-write-flag.js new file mode 100644 index 00000000..e8695999 --- /dev/null +++ b/sandbox/testAppNevena/Front/node_modules/tar/lib/get-write-flag.js @@ -0,0 +1,20 @@ +// Get the appropriate flag to use for creating files +// We use fmap on Windows platforms for files less than +// 512kb. This is a fairly low limit, but avoids making +// things slower in some cases. Since most of what this +// library is used for is extracting tarballs of many +// relatively small files in npm packages and the like, +// it can be a big boost on Windows platforms. +// Only supported in Node v12.9.0 and above. +const platform = process.env.__FAKE_PLATFORM__ || process.platform +const isWindows = platform === 'win32' +const fs = global.__FAKE_TESTING_FS__ || require('fs') + +/* istanbul ignore next */ +const { O_CREAT, O_TRUNC, O_WRONLY, UV_FS_O_FILEMAP = 0 } = fs.constants + +const fMapEnabled = isWindows && !!UV_FS_O_FILEMAP +const fMapLimit = 512 * 1024 +const fMapFlag = UV_FS_O_FILEMAP | O_TRUNC | O_CREAT | O_WRONLY +module.exports = !fMapEnabled ? () => 'w' + : size => size < fMapLimit ? fMapFlag : 'w' diff --git a/sandbox/testAppNevena/Front/node_modules/tar/lib/header.js b/sandbox/testAppNevena/Front/node_modules/tar/lib/header.js new file mode 100644 index 00000000..12950404 --- /dev/null +++ b/sandbox/testAppNevena/Front/node_modules/tar/lib/header.js @@ -0,0 +1,288 @@ +'use strict' +// parse a 512-byte header block to a data object, or vice-versa +// encode returns `true` if a pax extended header is needed, because +// the data could not be faithfully encoded in a simple header. +// (Also, check header.needPax to see if it needs a pax header.) + +const types = require('./types.js') +const pathModule = require('path').posix +const large = require('./large-numbers.js') + +const SLURP = Symbol('slurp') +const TYPE = Symbol('type') + +class Header { + constructor (data, off, ex, gex) { + this.cksumValid = false + this.needPax = false + this.nullBlock = false + + this.block = null + this.path = null + this.mode = null + this.uid = null + this.gid = null + this.size = null + this.mtime = null + this.cksum = null + this[TYPE] = '0' + this.linkpath = null + this.uname = null + this.gname = null + this.devmaj = 0 + this.devmin = 0 + this.atime = null + this.ctime = null + + if (Buffer.isBuffer(data)) + this.decode(data, off || 0, ex, gex) + else if (data) + this.set(data) + } + + decode (buf, off, ex, gex) { + if (!off) + off = 0 + + if (!buf || !(buf.length >= off + 512)) + throw new Error('need 512 bytes for header') + + this.path = decString(buf, off, 100) + this.mode = decNumber(buf, off + 100, 8) + this.uid = decNumber(buf, off + 108, 8) + this.gid = decNumber(buf, off + 116, 8) + this.size = decNumber(buf, off + 124, 12) + this.mtime = decDate(buf, off + 136, 12) + this.cksum = decNumber(buf, off + 148, 12) + + // if we have extended or global extended headers, apply them now + // See https://github.com/npm/node-tar/pull/187 + this[SLURP](ex) + this[SLURP](gex, true) + + // old tar versions marked dirs as a file with a trailing / + this[TYPE] = decString(buf, off + 156, 1) + if (this[TYPE] === '') + this[TYPE] = '0' + if (this[TYPE] === '0' && this.path.substr(-1) === '/') + this[TYPE] = '5' + + // tar implementations sometimes incorrectly put the stat(dir).size + // as the size in the tarball, even though Directory entries are + // not able to have any body at all. In the very rare chance that + // it actually DOES have a body, we weren't going to do anything with + // it anyway, and it'll just be a warning about an invalid header. + if (this[TYPE] === '5') + this.size = 0 + + this.linkpath = decString(buf, off + 157, 100) + if (buf.slice(off + 257, off + 265).toString() === 'ustar\u000000') { + this.uname = decString(buf, off + 265, 32) + this.gname = decString(buf, off + 297, 32) + this.devmaj = decNumber(buf, off + 329, 8) + this.devmin = decNumber(buf, off + 337, 8) + if (buf[off + 475] !== 0) { + // definitely a prefix, definitely >130 chars. + const prefix = decString(buf, off + 345, 155) + this.path = prefix + '/' + this.path + } else { + const prefix = decString(buf, off + 345, 130) + if (prefix) + this.path = prefix + '/' + this.path + this.atime = decDate(buf, off + 476, 12) + this.ctime = decDate(buf, off + 488, 12) + } + } + + let sum = 8 * 0x20 + for (let i = off; i < off + 148; i++) + sum += buf[i] + + for (let i = off + 156; i < off + 512; i++) + sum += buf[i] + + this.cksumValid = sum === this.cksum + if (this.cksum === null && sum === 8 * 0x20) + this.nullBlock = true + } + + [SLURP] (ex, global) { + for (const k in ex) { + // we slurp in everything except for the path attribute in + // a global extended header, because that's weird. + if (ex[k] !== null && ex[k] !== undefined && + !(global && k === 'path')) + this[k] = ex[k] + } + } + + encode (buf, off) { + if (!buf) { + buf = this.block = Buffer.alloc(512) + off = 0 + } + + if (!off) + off = 0 + + if (!(buf.length >= off + 512)) + throw new Error('need 512 bytes for header') + + const prefixSize = this.ctime || this.atime ? 130 : 155 + const split = splitPrefix(this.path || '', prefixSize) + const path = split[0] + const prefix = split[1] + this.needPax = split[2] + + this.needPax = encString(buf, off, 100, path) || this.needPax + this.needPax = encNumber(buf, off + 100, 8, this.mode) || this.needPax + this.needPax = encNumber(buf, off + 108, 8, this.uid) || this.needPax + this.needPax = encNumber(buf, off + 116, 8, this.gid) || this.needPax + this.needPax = encNumber(buf, off + 124, 12, this.size) || this.needPax + this.needPax = encDate(buf, off + 136, 12, this.mtime) || this.needPax + buf[off + 156] = this[TYPE].charCodeAt(0) + this.needPax = encString(buf, off + 157, 100, this.linkpath) || this.needPax + buf.write('ustar\u000000', off + 257, 8) + this.needPax = encString(buf, off + 265, 32, this.uname) || this.needPax + this.needPax = encString(buf, off + 297, 32, this.gname) || this.needPax + this.needPax = encNumber(buf, off + 329, 8, this.devmaj) || this.needPax + this.needPax = encNumber(buf, off + 337, 8, this.devmin) || this.needPax + this.needPax = encString(buf, off + 345, prefixSize, prefix) || this.needPax + if (buf[off + 475] !== 0) + this.needPax = encString(buf, off + 345, 155, prefix) || this.needPax + else { + this.needPax = encString(buf, off + 345, 130, prefix) || this.needPax + this.needPax = encDate(buf, off + 476, 12, this.atime) || this.needPax + this.needPax = encDate(buf, off + 488, 12, this.ctime) || this.needPax + } + + let sum = 8 * 0x20 + for (let i = off; i < off + 148; i++) + sum += buf[i] + + for (let i = off + 156; i < off + 512; i++) + sum += buf[i] + + this.cksum = sum + encNumber(buf, off + 148, 8, this.cksum) + this.cksumValid = true + + return this.needPax + } + + set (data) { + for (const i in data) { + if (data[i] !== null && data[i] !== undefined) + this[i] = data[i] + } + } + + get type () { + return types.name.get(this[TYPE]) || this[TYPE] + } + + get typeKey () { + return this[TYPE] + } + + set type (type) { + if (types.code.has(type)) + this[TYPE] = types.code.get(type) + else + this[TYPE] = type + } +} + +const splitPrefix = (p, prefixSize) => { + const pathSize = 100 + let pp = p + let prefix = '' + let ret + const root = pathModule.parse(p).root || '.' + + if (Buffer.byteLength(pp) < pathSize) + ret = [pp, prefix, false] + else { + // first set prefix to the dir, and path to the base + prefix = pathModule.dirname(pp) + pp = pathModule.basename(pp) + + do { + // both fit! + if (Buffer.byteLength(pp) <= pathSize && + Buffer.byteLength(prefix) <= prefixSize) + ret = [pp, prefix, false] + + // prefix fits in prefix, but path doesn't fit in path + else if (Buffer.byteLength(pp) > pathSize && + Buffer.byteLength(prefix) <= prefixSize) + ret = [pp.substr(0, pathSize - 1), prefix, true] + + else { + // make path take a bit from prefix + pp = pathModule.join(pathModule.basename(prefix), pp) + prefix = pathModule.dirname(prefix) + } + } while (prefix !== root && !ret) + + // at this point, found no resolution, just truncate + if (!ret) + ret = [p.substr(0, pathSize - 1), '', true] + } + return ret +} + +const decString = (buf, off, size) => + buf.slice(off, off + size).toString('utf8').replace(/\0.*/, '') + +const decDate = (buf, off, size) => + numToDate(decNumber(buf, off, size)) + +const numToDate = num => num === null ? null : new Date(num * 1000) + +const decNumber = (buf, off, size) => + buf[off] & 0x80 ? large.parse(buf.slice(off, off + size)) + : decSmallNumber(buf, off, size) + +const nanNull = value => isNaN(value) ? null : value + +const decSmallNumber = (buf, off, size) => + nanNull(parseInt( + buf.slice(off, off + size) + .toString('utf8').replace(/\0.*$/, '').trim(), 8)) + +// the maximum encodable as a null-terminated octal, by field size +const MAXNUM = { + 12: 0o77777777777, + 8: 0o7777777, +} + +const encNumber = (buf, off, size, number) => + number === null ? false : + number > MAXNUM[size] || number < 0 + ? (large.encode(number, buf.slice(off, off + size)), true) + : (encSmallNumber(buf, off, size, number), false) + +const encSmallNumber = (buf, off, size, number) => + buf.write(octalString(number, size), off, size, 'ascii') + +const octalString = (number, size) => + padOctal(Math.floor(number).toString(8), size) + +const padOctal = (string, size) => + (string.length === size - 1 ? string + : new Array(size - string.length - 1).join('0') + string + ' ') + '\0' + +const encDate = (buf, off, size, date) => + date === null ? false : + encNumber(buf, off, size, date.getTime() / 1000) + +// enough to fill the longest string we've got +const NULLS = new Array(156).join('\0') +// pad with nulls, return true if it's longer or non-ascii +const encString = (buf, off, size, string) => + string === null ? false : + (buf.write(string + NULLS, off, size, 'utf8'), + string.length !== Buffer.byteLength(string) || string.length > size) + +module.exports = Header diff --git a/sandbox/testAppNevena/Front/node_modules/tar/lib/high-level-opt.js b/sandbox/testAppNevena/Front/node_modules/tar/lib/high-level-opt.js new file mode 100644 index 00000000..40e44180 --- /dev/null +++ b/sandbox/testAppNevena/Front/node_modules/tar/lib/high-level-opt.js @@ -0,0 +1,29 @@ +'use strict' + +// turn tar(1) style args like `C` into the more verbose things like `cwd` + +const argmap = new Map([ + ['C', 'cwd'], + ['f', 'file'], + ['z', 'gzip'], + ['P', 'preservePaths'], + ['U', 'unlink'], + ['strip-components', 'strip'], + ['stripComponents', 'strip'], + ['keep-newer', 'newer'], + ['keepNewer', 'newer'], + ['keep-newer-files', 'newer'], + ['keepNewerFiles', 'newer'], + ['k', 'keep'], + ['keep-existing', 'keep'], + ['keepExisting', 'keep'], + ['m', 'noMtime'], + ['no-mtime', 'noMtime'], + ['p', 'preserveOwner'], + ['L', 'follow'], + ['h', 'follow'], +]) + +module.exports = opt => opt ? Object.keys(opt).map(k => [ + argmap.has(k) ? argmap.get(k) : k, opt[k], +]).reduce((set, kv) => (set[kv[0]] = kv[1], set), Object.create(null)) : {} diff --git a/sandbox/testAppNevena/Front/node_modules/tar/lib/large-numbers.js b/sandbox/testAppNevena/Front/node_modules/tar/lib/large-numbers.js new file mode 100644 index 00000000..dd6f690b --- /dev/null +++ b/sandbox/testAppNevena/Front/node_modules/tar/lib/large-numbers.js @@ -0,0 +1,99 @@ +'use strict' +// Tar can encode large and negative numbers using a leading byte of +// 0xff for negative, and 0x80 for positive. + +const encode = (num, buf) => { + if (!Number.isSafeInteger(num)) + // The number is so large that javascript cannot represent it with integer + // precision. + throw Error('cannot encode number outside of javascript safe integer range') + else if (num < 0) + encodeNegative(num, buf) + else + encodePositive(num, buf) + return buf +} + +const encodePositive = (num, buf) => { + buf[0] = 0x80 + + for (var i = buf.length; i > 1; i--) { + buf[i - 1] = num & 0xff + num = Math.floor(num / 0x100) + } +} + +const encodeNegative = (num, buf) => { + buf[0] = 0xff + var flipped = false + num = num * -1 + for (var i = buf.length; i > 1; i--) { + var byte = num & 0xff + num = Math.floor(num / 0x100) + if (flipped) + buf[i - 1] = onesComp(byte) + else if (byte === 0) + buf[i - 1] = 0 + else { + flipped = true + buf[i - 1] = twosComp(byte) + } + } +} + +const parse = (buf) => { + const pre = buf[0] + const value = pre === 0x80 ? pos(buf.slice(1, buf.length)) + : pre === 0xff ? twos(buf) + : null + if (value === null) + throw Error('invalid base256 encoding') + + if (!Number.isSafeInteger(value)) + // The number is so large that javascript cannot represent it with integer + // precision. + throw Error('parsed number outside of javascript safe integer range') + + return value +} + +const twos = (buf) => { + var len = buf.length + var sum = 0 + var flipped = false + for (var i = len - 1; i > -1; i--) { + var byte = buf[i] + var f + if (flipped) + f = onesComp(byte) + else if (byte === 0) + f = byte + else { + flipped = true + f = twosComp(byte) + } + if (f !== 0) + sum -= f * Math.pow(256, len - i - 1) + } + return sum +} + +const pos = (buf) => { + var len = buf.length + var sum = 0 + for (var i = len - 1; i > -1; i--) { + var byte = buf[i] + if (byte !== 0) + sum += byte * Math.pow(256, len - i - 1) + } + return sum +} + +const onesComp = byte => (0xff ^ byte) & 0xff + +const twosComp = byte => ((0xff ^ byte) + 1) & 0xff + +module.exports = { + encode, + parse, +} diff --git a/sandbox/testAppNevena/Front/node_modules/tar/lib/list.js b/sandbox/testAppNevena/Front/node_modules/tar/lib/list.js new file mode 100644 index 00000000..a0c1cf2f --- /dev/null +++ b/sandbox/testAppNevena/Front/node_modules/tar/lib/list.js @@ -0,0 +1,132 @@ +'use strict' + +// XXX: This shares a lot in common with extract.js +// maybe some DRY opportunity here? + +// tar -t +const hlo = require('./high-level-opt.js') +const Parser = require('./parse.js') +const fs = require('fs') +const fsm = require('fs-minipass') +const path = require('path') +const stripSlash = require('./strip-trailing-slashes.js') + +module.exports = (opt_, files, cb) => { + if (typeof opt_ === 'function') + cb = opt_, files = null, opt_ = {} + else if (Array.isArray(opt_)) + files = opt_, opt_ = {} + + if (typeof files === 'function') + cb = files, files = null + + if (!files) + files = [] + else + files = Array.from(files) + + const opt = hlo(opt_) + + if (opt.sync && typeof cb === 'function') + throw new TypeError('callback not supported for sync tar functions') + + if (!opt.file && typeof cb === 'function') + throw new TypeError('callback only supported with file option') + + if (files.length) + filesFilter(opt, files) + + if (!opt.noResume) + onentryFunction(opt) + + return opt.file && opt.sync ? listFileSync(opt) + : opt.file ? listFile(opt, cb) + : list(opt) +} + +const onentryFunction = opt => { + const onentry = opt.onentry + opt.onentry = onentry ? e => { + onentry(e) + e.resume() + } : e => e.resume() +} + +// construct a filter that limits the file entries listed +// include child entries if a dir is included +const filesFilter = (opt, files) => { + const map = new Map(files.map(f => [stripSlash(f), true])) + const filter = opt.filter + + const mapHas = (file, r) => { + const root = r || path.parse(file).root || '.' + const ret = file === root ? false + : map.has(file) ? map.get(file) + : mapHas(path.dirname(file), root) + + map.set(file, ret) + return ret + } + + opt.filter = filter + ? (file, entry) => filter(file, entry) && mapHas(stripSlash(file)) + : file => mapHas(stripSlash(file)) +} + +const listFileSync = opt => { + const p = list(opt) + const file = opt.file + let threw = true + let fd + try { + const stat = fs.statSync(file) + const readSize = opt.maxReadSize || 16 * 1024 * 1024 + if (stat.size < readSize) + p.end(fs.readFileSync(file)) + else { + let pos = 0 + const buf = Buffer.allocUnsafe(readSize) + fd = fs.openSync(file, 'r') + while (pos < stat.size) { + const bytesRead = fs.readSync(fd, buf, 0, readSize, pos) + pos += bytesRead + p.write(buf.slice(0, bytesRead)) + } + p.end() + } + threw = false + } finally { + if (threw && fd) { + try { + fs.closeSync(fd) + } catch (er) {} + } + } +} + +const listFile = (opt, cb) => { + const parse = new Parser(opt) + const readSize = opt.maxReadSize || 16 * 1024 * 1024 + + const file = opt.file + const p = new Promise((resolve, reject) => { + parse.on('error', reject) + parse.on('end', resolve) + + fs.stat(file, (er, stat) => { + if (er) + reject(er) + else { + const stream = new fsm.ReadStream(file, { + readSize: readSize, + size: stat.size, + }) + stream.on('error', reject) + stream.pipe(parse) + } + }) + }) + return cb ? p.then(cb, cb) : p +} + +const list = opt => new Parser(opt) diff --git a/sandbox/testAppNevena/Front/node_modules/tar/lib/mkdir.js b/sandbox/testAppNevena/Front/node_modules/tar/lib/mkdir.js new file mode 100644 index 00000000..a0719e6c --- /dev/null +++ b/sandbox/testAppNevena/Front/node_modules/tar/lib/mkdir.js @@ -0,0 +1,213 @@ +'use strict' +// wrapper around mkdirp for tar's needs. + +// TODO: This should probably be a class, not functionally +// passing around state in a gazillion args. + +const mkdirp = require('mkdirp') +const fs = require('fs') +const path = require('path') +const chownr = require('chownr') +const normPath = require('./normalize-windows-path.js') + +class SymlinkError extends Error { + constructor (symlink, path) { + super('Cannot extract through symbolic link') + this.path = path + this.symlink = symlink + } + + get name () { + return 'SylinkError' + } +} + +class CwdError extends Error { + constructor (path, code) { + super(code + ': Cannot cd into \'' + path + '\'') + this.path = path + this.code = code + } + + get name () { + return 'CwdError' + } +} + +const cGet = (cache, key) => cache.get(normPath(key)) +const cSet = (cache, key, val) => cache.set(normPath(key), val) + +const checkCwd = (dir, cb) => { + fs.stat(dir, (er, st) => { + if (er || !st.isDirectory()) + er = new CwdError(dir, er && er.code || 'ENOTDIR') + cb(er) + }) +} + +module.exports = (dir, opt, cb) => { + dir = normPath(dir) + + // if there's any overlap between mask and mode, + // then we'll need an explicit chmod + const umask = opt.umask + const mode = opt.mode | 0o0700 + const needChmod = (mode & umask) !== 0 + + const uid = opt.uid + const gid = opt.gid + const doChown = typeof uid === 'number' && + typeof gid === 'number' && + (uid !== opt.processUid || gid !== opt.processGid) + + const preserve = opt.preserve + const unlink = opt.unlink + const cache = opt.cache + const cwd = normPath(opt.cwd) + + const done = (er, created) => { + if (er) + cb(er) + else { + cSet(cache, dir, true) + if (created && doChown) + chownr(created, uid, gid, er => done(er)) + else if (needChmod) + fs.chmod(dir, mode, cb) + else + cb() + } + } + + if (cache && cGet(cache, dir) === true) + return done() + + if (dir === cwd) + return checkCwd(dir, done) + + if (preserve) + return mkdirp(dir, {mode}).then(made => done(null, made), done) + + const sub = normPath(path.relative(cwd, dir)) + const parts = sub.split('/') + mkdir_(cwd, parts, mode, cache, unlink, cwd, null, done) +} + +const mkdir_ = (base, parts, mode, cache, unlink, cwd, created, cb) => { + if (!parts.length) + return cb(null, created) + const p = parts.shift() + const part = normPath(path.resolve(base + '/' + p)) + if (cGet(cache, part)) + return mkdir_(part, parts, mode, cache, unlink, cwd, created, cb) + fs.mkdir(part, mode, onmkdir(part, parts, mode, cache, unlink, cwd, created, cb)) +} + +const onmkdir = (part, parts, mode, cache, unlink, cwd, created, cb) => er => { + if (er) { + fs.lstat(part, (statEr, st) => { + if (statEr) { + statEr.path = statEr.path && normPath(statEr.path) + cb(statEr) + } else if (st.isDirectory()) + mkdir_(part, parts, mode, cache, unlink, cwd, created, cb) + else if (unlink) { + fs.unlink(part, er => { + if (er) + return cb(er) + fs.mkdir(part, mode, onmkdir(part, parts, mode, cache, unlink, cwd, created, cb)) + }) + } else if (st.isSymbolicLink()) + return cb(new SymlinkError(part, part + '/' + parts.join('/'))) + else + cb(er) + }) + } else { + created = created || part + mkdir_(part, parts, mode, cache, unlink, cwd, created, cb) + } +} + +const checkCwdSync = dir => { + let ok = false + let code = 'ENOTDIR' + try { + ok = fs.statSync(dir).isDirectory() + } catch (er) { + code = er.code + } finally { + if (!ok) + throw new CwdError(dir, code) + } +} + +module.exports.sync = (dir, opt) => { + dir = normPath(dir) + // if there's any overlap between mask and mode, + // then we'll need an explicit chmod + const umask = opt.umask + const mode = opt.mode | 0o0700 + const needChmod = (mode & umask) !== 0 + + const uid = opt.uid + const gid = opt.gid + const doChown = typeof uid === 'number' && + typeof gid === 'number' && + (uid !== opt.processUid || gid !== opt.processGid) + + const preserve = opt.preserve + const unlink = opt.unlink + const cache = opt.cache + const cwd = normPath(opt.cwd) + + const done = (created) => { + cSet(cache, dir, true) + if (created && doChown) + chownr.sync(created, uid, gid) + if (needChmod) + fs.chmodSync(dir, mode) + } + + if (cache && cGet(cache, dir) === true) + return done() + + if (dir === cwd) { + checkCwdSync(cwd) + return done() + } + + if (preserve) + return done(mkdirp.sync(dir, mode)) + + const sub = normPath(path.relative(cwd, dir)) + const parts = sub.split('/') + let created = null + for (let p = parts.shift(), part = cwd; + p && (part += '/' + p); + p = parts.shift()) { + part = normPath(path.resolve(part)) + if (cGet(cache, part)) + continue + + try { + fs.mkdirSync(part, mode) + created = created || part + cSet(cache, part, true) + } catch (er) { + const st = fs.lstatSync(part) + if (st.isDirectory()) { + cSet(cache, part, true) + continue + } else if (unlink) { + fs.unlinkSync(part) + fs.mkdirSync(part, mode) + created = created || part + cSet(cache, part, true) + continue + } else if (st.isSymbolicLink()) + return new SymlinkError(part, part + '/' + parts.join('/')) + } + } + + return done(created) +} diff --git a/sandbox/testAppNevena/Front/node_modules/tar/lib/mode-fix.js b/sandbox/testAppNevena/Front/node_modules/tar/lib/mode-fix.js new file mode 100644 index 00000000..6a045ffc --- /dev/null +++ b/sandbox/testAppNevena/Front/node_modules/tar/lib/mode-fix.js @@ -0,0 +1,23 @@ +'use strict' +module.exports = (mode, isDir, portable) => { + mode &= 0o7777 + + // in portable mode, use the minimum reasonable umask + // if this system creates files with 0o664 by default + // (as some linux distros do), then we'll write the + // archive with 0o644 instead. Also, don't ever create + // a file that is not readable/writable by the owner. + if (portable) + mode = (mode | 0o600) & ~0o22 + + // if dirs are readable, then they should be listable + if (isDir) { + if (mode & 0o400) + mode |= 0o100 + if (mode & 0o40) + mode |= 0o10 + if (mode & 0o4) + mode |= 0o1 + } + return mode +} diff --git a/sandbox/testAppNevena/Front/node_modules/tar/lib/normalize-unicode.js b/sandbox/testAppNevena/Front/node_modules/tar/lib/normalize-unicode.js new file mode 100644 index 00000000..4aeb1d50 --- /dev/null +++ b/sandbox/testAppNevena/Front/node_modules/tar/lib/normalize-unicode.js @@ -0,0 +1,11 @@ +// warning: extremely hot code path. +// This has been meticulously optimized for use +// within npm install on large package trees. +// Do not edit without careful benchmarking. +const normalizeCache = Object.create(null) +const {hasOwnProperty} = Object.prototype +module.exports = s => { + if (!hasOwnProperty.call(normalizeCache, s)) + normalizeCache[s] = s.normalize('NFKD') + return normalizeCache[s] +} diff --git a/sandbox/testAppNevena/Front/node_modules/tar/lib/normalize-windows-path.js b/sandbox/testAppNevena/Front/node_modules/tar/lib/normalize-windows-path.js new file mode 100644 index 00000000..eb13ba01 --- /dev/null +++ b/sandbox/testAppNevena/Front/node_modules/tar/lib/normalize-windows-path.js @@ -0,0 +1,8 @@ +// on windows, either \ or / are valid directory separators. +// on unix, \ is a valid character in filenames. +// so, on windows, and only on windows, we replace all \ chars with /, +// so that we can use / as our one and only directory separator char. + +const platform = process.env.TESTING_TAR_FAKE_PLATFORM || process.platform +module.exports = platform !== 'win32' ? p => p + : p => p && p.replace(/\\/g, '/') diff --git a/sandbox/testAppNevena/Front/node_modules/tar/lib/pack.js b/sandbox/testAppNevena/Front/node_modules/tar/lib/pack.js new file mode 100644 index 00000000..9522c10b --- /dev/null +++ b/sandbox/testAppNevena/Front/node_modules/tar/lib/pack.js @@ -0,0 +1,397 @@ +'use strict' + +// A readable tar stream creator +// Technically, this is a transform stream that you write paths into, +// and tar format comes out of. +// The `add()` method is like `write()` but returns this, +// and end() return `this` as well, so you can +// do `new Pack(opt).add('files').add('dir').end().pipe(output) +// You could also do something like: +// streamOfPaths().pipe(new Pack()).pipe(new fs.WriteStream('out.tar')) + +class PackJob { + constructor (path, absolute) { + this.path = path || './' + this.absolute = absolute + this.entry = null + this.stat = null + this.readdir = null + this.pending = false + this.ignore = false + this.piped = false + } +} + +const MiniPass = require('minipass') +const zlib = require('minizlib') +const ReadEntry = require('./read-entry.js') +const WriteEntry = require('./write-entry.js') +const WriteEntrySync = WriteEntry.Sync +const WriteEntryTar = WriteEntry.Tar +const Yallist = require('yallist') +const EOF = Buffer.alloc(1024) +const ONSTAT = Symbol('onStat') +const ENDED = Symbol('ended') +const QUEUE = Symbol('queue') +const CURRENT = Symbol('current') +const PROCESS = Symbol('process') +const PROCESSING = Symbol('processing') +const PROCESSJOB = Symbol('processJob') +const JOBS = Symbol('jobs') +const JOBDONE = Symbol('jobDone') +const ADDFSENTRY = Symbol('addFSEntry') +const ADDTARENTRY = Symbol('addTarEntry') +const STAT = Symbol('stat') +const READDIR = Symbol('readdir') +const ONREADDIR = Symbol('onreaddir') +const PIPE = Symbol('pipe') +const ENTRY = Symbol('entry') +const ENTRYOPT = Symbol('entryOpt') +const WRITEENTRYCLASS = Symbol('writeEntryClass') +const WRITE = Symbol('write') +const ONDRAIN = Symbol('ondrain') + +const fs = require('fs') +const path = require('path') +const warner = require('./warn-mixin.js') +const normPath = require('./normalize-windows-path.js') + +const Pack = warner(class Pack extends MiniPass { + constructor (opt) { + super(opt) + opt = opt || Object.create(null) + this.opt = opt + this.file = opt.file || '' + this.cwd = opt.cwd || process.cwd() + this.maxReadSize = opt.maxReadSize + this.preservePaths = !!opt.preservePaths + this.strict = !!opt.strict + this.noPax = !!opt.noPax + this.prefix = normPath(opt.prefix || '') + this.linkCache = opt.linkCache || new Map() + this.statCache = opt.statCache || new Map() + this.readdirCache = opt.readdirCache || new Map() + + this[WRITEENTRYCLASS] = WriteEntry + if (typeof opt.onwarn === 'function') + this.on('warn', opt.onwarn) + + this.portable = !!opt.portable + this.zip = null + if (opt.gzip) { + if (typeof opt.gzip !== 'object') + opt.gzip = {} + if (this.portable) + opt.gzip.portable = true + this.zip = new zlib.Gzip(opt.gzip) + this.zip.on('data', chunk => super.write(chunk)) + this.zip.on('end', _ => super.end()) + this.zip.on('drain', _ => this[ONDRAIN]()) + this.on('resume', _ => this.zip.resume()) + } else + this.on('drain', this[ONDRAIN]) + + this.noDirRecurse = !!opt.noDirRecurse + this.follow = !!opt.follow + this.noMtime = !!opt.noMtime + this.mtime = opt.mtime || null + + this.filter = typeof opt.filter === 'function' ? opt.filter : _ => true + + this[QUEUE] = new Yallist() + this[JOBS] = 0 + this.jobs = +opt.jobs || 4 + this[PROCESSING] = false + this[ENDED] = false + } + + [WRITE] (chunk) { + return super.write(chunk) + } + + add (path) { + this.write(path) + return this + } + + end (path) { + if (path) + this.write(path) + this[ENDED] = true + this[PROCESS]() + return this + } + + write (path) { + if (this[ENDED]) + throw new Error('write after end') + + if (path instanceof ReadEntry) + this[ADDTARENTRY](path) + else + this[ADDFSENTRY](path) + return this.flowing + } + + [ADDTARENTRY] (p) { + const absolute = normPath(path.resolve(this.cwd, p.path)) + // in this case, we don't have to wait for the stat + if (!this.filter(p.path, p)) + p.resume() + else { + const job = new PackJob(p.path, absolute, false) + job.entry = new WriteEntryTar(p, this[ENTRYOPT](job)) + job.entry.on('end', _ => this[JOBDONE](job)) + this[JOBS] += 1 + this[QUEUE].push(job) + } + + this[PROCESS]() + } + + [ADDFSENTRY] (p) { + const absolute = normPath(path.resolve(this.cwd, p)) + this[QUEUE].push(new PackJob(p, absolute)) + this[PROCESS]() + } + + [STAT] (job) { + job.pending = true + this[JOBS] += 1 + const stat = this.follow ? 'stat' : 'lstat' + fs[stat](job.absolute, (er, stat) => { + job.pending = false + this[JOBS] -= 1 + if (er) + this.emit('error', er) + else + this[ONSTAT](job, stat) + }) + } + + [ONSTAT] (job, stat) { + this.statCache.set(job.absolute, stat) + job.stat = stat + + // now we have the stat, we can filter it. + if (!this.filter(job.path, stat)) + job.ignore = true + + this[PROCESS]() + } + + [READDIR] (job) { + job.pending = true + this[JOBS] += 1 + fs.readdir(job.absolute, (er, entries) => { + job.pending = false + this[JOBS] -= 1 + if (er) + return this.emit('error', er) + this[ONREADDIR](job, entries) + }) + } + + [ONREADDIR] (job, entries) { + this.readdirCache.set(job.absolute, entries) + job.readdir = entries + this[PROCESS]() + } + + [PROCESS] () { + if (this[PROCESSING]) + return + + this[PROCESSING] = true + for (let w = this[QUEUE].head; + w !== null && this[JOBS] < this.jobs; + w = w.next) { + this[PROCESSJOB](w.value) + if (w.value.ignore) { + const p = w.next + this[QUEUE].removeNode(w) + w.next = p + } + } + + this[PROCESSING] = false + + if (this[ENDED] && !this[QUEUE].length && this[JOBS] === 0) { + if (this.zip) + this.zip.end(EOF) + else { + super.write(EOF) + super.end() + } + } + } + + get [CURRENT] () { + return this[QUEUE] && this[QUEUE].head && this[QUEUE].head.value + } + + [JOBDONE] (job) { + this[QUEUE].shift() + this[JOBS] -= 1 + this[PROCESS]() + } + + [PROCESSJOB] (job) { + if (job.pending) + return + + if (job.entry) { + if (job === this[CURRENT] && !job.piped) + this[PIPE](job) + return + } + + if (!job.stat) { + if (this.statCache.has(job.absolute)) + this[ONSTAT](job, this.statCache.get(job.absolute)) + else + this[STAT](job) + } + if (!job.stat) + return + + // filtered out! + if (job.ignore) + return + + if (!this.noDirRecurse && job.stat.isDirectory() && !job.readdir) { + if (this.readdirCache.has(job.absolute)) + this[ONREADDIR](job, this.readdirCache.get(job.absolute)) + else + this[READDIR](job) + if (!job.readdir) + return + } + + // we know it doesn't have an entry, because that got checked above + job.entry = this[ENTRY](job) + if (!job.entry) { + job.ignore = true + return + } + + if (job === this[CURRENT] && !job.piped) + this[PIPE](job) + } + + [ENTRYOPT] (job) { + return { + onwarn: (code, msg, data) => this.warn(code, msg, data), + noPax: this.noPax, + cwd: this.cwd, + absolute: job.absolute, + preservePaths: this.preservePaths, + maxReadSize: this.maxReadSize, + strict: this.strict, + portable: this.portable, + linkCache: this.linkCache, + statCache: this.statCache, + noMtime: this.noMtime, + mtime: this.mtime, + prefix: this.prefix, + } + } + + [ENTRY] (job) { + this[JOBS] += 1 + try { + return new this[WRITEENTRYCLASS](job.path, this[ENTRYOPT](job)) + .on('end', () => this[JOBDONE](job)) + .on('error', er => this.emit('error', er)) + } catch (er) { + this.emit('error', er) + } + } + + [ONDRAIN] () { + if (this[CURRENT] && this[CURRENT].entry) + this[CURRENT].entry.resume() + } + + // like .pipe() but using super, because our write() is special + [PIPE] (job) { + job.piped = true + + if (job.readdir) { + job.readdir.forEach(entry => { + const p = job.path + const base = p === './' ? '' : p.replace(/\/*$/, '/') + this[ADDFSENTRY](base + entry) + }) + } + + const source = job.entry + const zip = this.zip + + if (zip) { + source.on('data', chunk => { + if (!zip.write(chunk)) + source.pause() + }) + } else { + source.on('data', chunk => { + if (!super.write(chunk)) + source.pause() + }) + } + } + + pause () { + if (this.zip) + this.zip.pause() + return super.pause() + } +}) + +class PackSync extends Pack { + constructor (opt) { + super(opt) + this[WRITEENTRYCLASS] = WriteEntrySync + } + + // pause/resume are no-ops in sync streams. + pause () {} + resume () {} + + [STAT] (job) { + const stat = this.follow ? 'statSync' : 'lstatSync' + this[ONSTAT](job, fs[stat](job.absolute)) + } + + [READDIR] (job, stat) { + this[ONREADDIR](job, fs.readdirSync(job.absolute)) + } + + // gotta get it all in this tick + [PIPE] (job) { + const source = job.entry + const zip = this.zip + + if (job.readdir) { + job.readdir.forEach(entry => { + const p = job.path + const base = p === './' ? '' : p.replace(/\/*$/, '/') + this[ADDFSENTRY](base + entry) + }) + } + + if (zip) { + source.on('data', chunk => { + zip.write(chunk) + }) + } else { + source.on('data', chunk => { + super[WRITE](chunk) + }) + } + } +} + +Pack.Sync = PackSync + +module.exports = Pack diff --git a/sandbox/testAppNevena/Front/node_modules/tar/lib/parse.js b/sandbox/testAppNevena/Front/node_modules/tar/lib/parse.js new file mode 100644 index 00000000..b1b4e7e4 --- /dev/null +++ b/sandbox/testAppNevena/Front/node_modules/tar/lib/parse.js @@ -0,0 +1,481 @@ +'use strict' + +// this[BUFFER] is the remainder of a chunk if we're waiting for +// the full 512 bytes of a header to come in. We will Buffer.concat() +// it to the next write(), which is a mem copy, but a small one. +// +// this[QUEUE] is a Yallist of entries that haven't been emitted +// yet this can only get filled up if the user keeps write()ing after +// a write() returns false, or does a write() with more than one entry +// +// We don't buffer chunks, we always parse them and either create an +// entry, or push it into the active entry. The ReadEntry class knows +// to throw data away if .ignore=true +// +// Shift entry off the buffer when it emits 'end', and emit 'entry' for +// the next one in the list. +// +// At any time, we're pushing body chunks into the entry at WRITEENTRY, +// and waiting for 'end' on the entry at READENTRY +// +// ignored entries get .resume() called on them straight away + +const warner = require('./warn-mixin.js') +const Header = require('./header.js') +const EE = require('events') +const Yallist = require('yallist') +const maxMetaEntrySize = 1024 * 1024 +const Entry = require('./read-entry.js') +const Pax = require('./pax.js') +const zlib = require('minizlib') + +const gzipHeader = Buffer.from([0x1f, 0x8b]) +const STATE = Symbol('state') +const WRITEENTRY = Symbol('writeEntry') +const READENTRY = Symbol('readEntry') +const NEXTENTRY = Symbol('nextEntry') +const PROCESSENTRY = Symbol('processEntry') +const EX = Symbol('extendedHeader') +const GEX = Symbol('globalExtendedHeader') +const META = Symbol('meta') +const EMITMETA = Symbol('emitMeta') +const BUFFER = Symbol('buffer') +const QUEUE = Symbol('queue') +const ENDED = Symbol('ended') +const EMITTEDEND = Symbol('emittedEnd') +const EMIT = Symbol('emit') +const UNZIP = Symbol('unzip') +const CONSUMECHUNK = Symbol('consumeChunk') +const CONSUMECHUNKSUB = Symbol('consumeChunkSub') +const CONSUMEBODY = Symbol('consumeBody') +const CONSUMEMETA = Symbol('consumeMeta') +const CONSUMEHEADER = Symbol('consumeHeader') +const CONSUMING = Symbol('consuming') +const BUFFERCONCAT = Symbol('bufferConcat') +const MAYBEEND = Symbol('maybeEnd') +const WRITING = Symbol('writing') +const ABORTED = Symbol('aborted') +const DONE = Symbol('onDone') +const SAW_VALID_ENTRY = Symbol('sawValidEntry') +const SAW_NULL_BLOCK = Symbol('sawNullBlock') +const SAW_EOF = Symbol('sawEOF') + +const noop = _ => true + +module.exports = warner(class Parser extends EE { + constructor (opt) { + opt = opt || {} + super(opt) + + this.file = opt.file || '' + + // set to boolean false when an entry starts. 1024 bytes of \0 + // is technically a valid tarball, albeit a boring one. + this[SAW_VALID_ENTRY] = null + + // these BADARCHIVE errors can't be detected early. listen on DONE. + this.on(DONE, _ => { + if (this[STATE] === 'begin' || this[SAW_VALID_ENTRY] === false) { + // either less than 1 block of data, or all entries were invalid. + // Either way, probably not even a tarball. + this.warn('TAR_BAD_ARCHIVE', 'Unrecognized archive format') + } + }) + + if (opt.ondone) + this.on(DONE, opt.ondone) + else { + this.on(DONE, _ => { + this.emit('prefinish') + this.emit('finish') + this.emit('end') + this.emit('close') + }) + } + + this.strict = !!opt.strict + this.maxMetaEntrySize = opt.maxMetaEntrySize || maxMetaEntrySize + this.filter = typeof opt.filter === 'function' ? opt.filter : noop + + // have to set this so that streams are ok piping into it + this.writable = true + this.readable = false + + this[QUEUE] = new Yallist() + this[BUFFER] = null + this[READENTRY] = null + this[WRITEENTRY] = null + this[STATE] = 'begin' + this[META] = '' + this[EX] = null + this[GEX] = null + this[ENDED] = false + this[UNZIP] = null + this[ABORTED] = false + this[SAW_NULL_BLOCK] = false + this[SAW_EOF] = false + if (typeof opt.onwarn === 'function') + this.on('warn', opt.onwarn) + if (typeof opt.onentry === 'function') + this.on('entry', opt.onentry) + } + + [CONSUMEHEADER] (chunk, position) { + if (this[SAW_VALID_ENTRY] === null) + this[SAW_VALID_ENTRY] = false + let header + try { + header = new Header(chunk, position, this[EX], this[GEX]) + } catch (er) { + return this.warn('TAR_ENTRY_INVALID', er) + } + + if (header.nullBlock) { + if (this[SAW_NULL_BLOCK]) { + this[SAW_EOF] = true + // ending an archive with no entries. pointless, but legal. + if (this[STATE] === 'begin') + this[STATE] = 'header' + this[EMIT]('eof') + } else { + this[SAW_NULL_BLOCK] = true + this[EMIT]('nullBlock') + } + } else { + this[SAW_NULL_BLOCK] = false + if (!header.cksumValid) + this.warn('TAR_ENTRY_INVALID', 'checksum failure', {header}) + else if (!header.path) + this.warn('TAR_ENTRY_INVALID', 'path is required', {header}) + else { + const type = header.type + if (/^(Symbolic)?Link$/.test(type) && !header.linkpath) + this.warn('TAR_ENTRY_INVALID', 'linkpath required', {header}) + else if (!/^(Symbolic)?Link$/.test(type) && header.linkpath) + this.warn('TAR_ENTRY_INVALID', 'linkpath forbidden', {header}) + else { + const entry = this[WRITEENTRY] = new Entry(header, this[EX], this[GEX]) + + // we do this for meta & ignored entries as well, because they + // are still valid tar, or else we wouldn't know to ignore them + if (!this[SAW_VALID_ENTRY]) { + if (entry.remain) { + // this might be the one! + const onend = () => { + if (!entry.invalid) + this[SAW_VALID_ENTRY] = true + } + entry.on('end', onend) + } else + this[SAW_VALID_ENTRY] = true + } + + if (entry.meta) { + if (entry.size > this.maxMetaEntrySize) { + entry.ignore = true + this[EMIT]('ignoredEntry', entry) + this[STATE] = 'ignore' + entry.resume() + } else if (entry.size > 0) { + this[META] = '' + entry.on('data', c => this[META] += c) + this[STATE] = 'meta' + } + } else { + this[EX] = null + entry.ignore = entry.ignore || !this.filter(entry.path, entry) + + if (entry.ignore) { + // probably valid, just not something we care about + this[EMIT]('ignoredEntry', entry) + this[STATE] = entry.remain ? 'ignore' : 'header' + entry.resume() + } else { + if (entry.remain) + this[STATE] = 'body' + else { + this[STATE] = 'header' + entry.end() + } + + if (!this[READENTRY]) { + this[QUEUE].push(entry) + this[NEXTENTRY]() + } else + this[QUEUE].push(entry) + } + } + } + } + } + } + + [PROCESSENTRY] (entry) { + let go = true + + if (!entry) { + this[READENTRY] = null + go = false + } else if (Array.isArray(entry)) + this.emit.apply(this, entry) + else { + this[READENTRY] = entry + this.emit('entry', entry) + if (!entry.emittedEnd) { + entry.on('end', _ => this[NEXTENTRY]()) + go = false + } + } + + return go + } + + [NEXTENTRY] () { + do {} while (this[PROCESSENTRY](this[QUEUE].shift())) + + if (!this[QUEUE].length) { + // At this point, there's nothing in the queue, but we may have an + // entry which is being consumed (readEntry). + // If we don't, then we definitely can handle more data. + // If we do, and either it's flowing, or it has never had any data + // written to it, then it needs more. + // The only other possibility is that it has returned false from a + // write() call, so we wait for the next drain to continue. + const re = this[READENTRY] + const drainNow = !re || re.flowing || re.size === re.remain + if (drainNow) { + if (!this[WRITING]) + this.emit('drain') + } else + re.once('drain', _ => this.emit('drain')) + } + } + + [CONSUMEBODY] (chunk, position) { + // write up to but no more than writeEntry.blockRemain + const entry = this[WRITEENTRY] + const br = entry.blockRemain + const c = (br >= chunk.length && position === 0) ? chunk + : chunk.slice(position, position + br) + + entry.write(c) + + if (!entry.blockRemain) { + this[STATE] = 'header' + this[WRITEENTRY] = null + entry.end() + } + + return c.length + } + + [CONSUMEMETA] (chunk, position) { + const entry = this[WRITEENTRY] + const ret = this[CONSUMEBODY](chunk, position) + + // if we finished, then the entry is reset + if (!this[WRITEENTRY]) + this[EMITMETA](entry) + + return ret + } + + [EMIT] (ev, data, extra) { + if (!this[QUEUE].length && !this[READENTRY]) + this.emit(ev, data, extra) + else + this[QUEUE].push([ev, data, extra]) + } + + [EMITMETA] (entry) { + this[EMIT]('meta', this[META]) + switch (entry.type) { + case 'ExtendedHeader': + case 'OldExtendedHeader': + this[EX] = Pax.parse(this[META], this[EX], false) + break + + case 'GlobalExtendedHeader': + this[GEX] = Pax.parse(this[META], this[GEX], true) + break + + case 'NextFileHasLongPath': + case 'OldGnuLongPath': + this[EX] = this[EX] || Object.create(null) + this[EX].path = this[META].replace(/\0.*/, '') + break + + case 'NextFileHasLongLinkpath': + this[EX] = this[EX] || Object.create(null) + this[EX].linkpath = this[META].replace(/\0.*/, '') + break + + /* istanbul ignore next */ + default: throw new Error('unknown meta: ' + entry.type) + } + } + + abort (error) { + this[ABORTED] = true + this.emit('abort', error) + // always throws, even in non-strict mode + this.warn('TAR_ABORT', error, { recoverable: false }) + } + + write (chunk) { + if (this[ABORTED]) + return + + // first write, might be gzipped + if (this[UNZIP] === null && chunk) { + if (this[BUFFER]) { + chunk = Buffer.concat([this[BUFFER], chunk]) + this[BUFFER] = null + } + if (chunk.length < gzipHeader.length) { + this[BUFFER] = chunk + return true + } + for (let i = 0; this[UNZIP] === null && i < gzipHeader.length; i++) { + if (chunk[i] !== gzipHeader[i]) + this[UNZIP] = false + } + if (this[UNZIP] === null) { + const ended = this[ENDED] + this[ENDED] = false + this[UNZIP] = new zlib.Unzip() + this[UNZIP].on('data', chunk => this[CONSUMECHUNK](chunk)) + this[UNZIP].on('error', er => this.abort(er)) + this[UNZIP].on('end', _ => { + this[ENDED] = true + this[CONSUMECHUNK]() + }) + this[WRITING] = true + const ret = this[UNZIP][ended ? 'end' : 'write'](chunk) + this[WRITING] = false + return ret + } + } + + this[WRITING] = true + if (this[UNZIP]) + this[UNZIP].write(chunk) + else + this[CONSUMECHUNK](chunk) + this[WRITING] = false + + // return false if there's a queue, or if the current entry isn't flowing + const ret = + this[QUEUE].length ? false : + this[READENTRY] ? this[READENTRY].flowing : + true + + // if we have no queue, then that means a clogged READENTRY + if (!ret && !this[QUEUE].length) + this[READENTRY].once('drain', _ => this.emit('drain')) + + return ret + } + + [BUFFERCONCAT] (c) { + if (c && !this[ABORTED]) + this[BUFFER] = this[BUFFER] ? Buffer.concat([this[BUFFER], c]) : c + } + + [MAYBEEND] () { + if (this[ENDED] && + !this[EMITTEDEND] && + !this[ABORTED] && + !this[CONSUMING]) { + this[EMITTEDEND] = true + const entry = this[WRITEENTRY] + if (entry && entry.blockRemain) { + // truncated, likely a damaged file + const have = this[BUFFER] ? this[BUFFER].length : 0 + this.warn('TAR_BAD_ARCHIVE', `Truncated input (needed ${ + entry.blockRemain} more bytes, only ${have} available)`, {entry}) + if (this[BUFFER]) + entry.write(this[BUFFER]) + entry.end() + } + this[EMIT](DONE) + } + } + + [CONSUMECHUNK] (chunk) { + if (this[CONSUMING]) + this[BUFFERCONCAT](chunk) + else if (!chunk && !this[BUFFER]) + this[MAYBEEND]() + else { + this[CONSUMING] = true + if (this[BUFFER]) { + this[BUFFERCONCAT](chunk) + const c = this[BUFFER] + this[BUFFER] = null + this[CONSUMECHUNKSUB](c) + } else + this[CONSUMECHUNKSUB](chunk) + + while (this[BUFFER] && + this[BUFFER].length >= 512 && + !this[ABORTED] && + !this[SAW_EOF]) { + const c = this[BUFFER] + this[BUFFER] = null + this[CONSUMECHUNKSUB](c) + } + this[CONSUMING] = false + } + + if (!this[BUFFER] || this[ENDED]) + this[MAYBEEND]() + } + + [CONSUMECHUNKSUB] (chunk) { + // we know that we are in CONSUMING mode, so anything written goes into + // the buffer. Advance the position and put any remainder in the buffer. + let position = 0 + const length = chunk.length + while (position + 512 <= length && !this[ABORTED] && !this[SAW_EOF]) { + switch (this[STATE]) { + case 'begin': + case 'header': + this[CONSUMEHEADER](chunk, position) + position += 512 + break + + case 'ignore': + case 'body': + position += this[CONSUMEBODY](chunk, position) + break + + case 'meta': + position += this[CONSUMEMETA](chunk, position) + break + + /* istanbul ignore next */ + default: + throw new Error('invalid state: ' + this[STATE]) + } + } + + if (position < length) { + if (this[BUFFER]) + this[BUFFER] = Buffer.concat([chunk.slice(position), this[BUFFER]]) + else + this[BUFFER] = chunk.slice(position) + } + } + + end (chunk) { + if (!this[ABORTED]) { + if (this[UNZIP]) + this[UNZIP].end(chunk) + else { + this[ENDED] = true + this.write(chunk) + } + } + } +}) diff --git a/sandbox/testAppNevena/Front/node_modules/tar/lib/path-reservations.js b/sandbox/testAppNevena/Front/node_modules/tar/lib/path-reservations.js new file mode 100644 index 00000000..8183c45f --- /dev/null +++ b/sandbox/testAppNevena/Front/node_modules/tar/lib/path-reservations.js @@ -0,0 +1,148 @@ +// A path exclusive reservation system +// reserve([list, of, paths], fn) +// When the fn is first in line for all its paths, it +// is called with a cb that clears the reservation. +// +// Used by async unpack to avoid clobbering paths in use, +// while still allowing maximal safe parallelization. + +const assert = require('assert') +const normalize = require('./normalize-unicode.js') +const stripSlashes = require('./strip-trailing-slashes.js') +const { join } = require('path') + +const platform = process.env.TESTING_TAR_FAKE_PLATFORM || process.platform +const isWindows = platform === 'win32' + +module.exports = () => { + // path => [function or Set] + // A Set object means a directory reservation + // A fn is a direct reservation on that path + const queues = new Map() + + // fn => {paths:[path,...], dirs:[path, ...]} + const reservations = new Map() + + // return a set of parent dirs for a given path + // '/a/b/c/d' -> ['/', '/a', '/a/b', '/a/b/c', '/a/b/c/d'] + const getDirs = path => { + const dirs = path.split('/').slice(0, -1).reduce((set, path) => { + if (set.length) + path = join(set[set.length - 1], path) + set.push(path || '/') + return set + }, []) + return dirs + } + + // functions currently running + const running = new Set() + + // return the queues for each path the function cares about + // fn => {paths, dirs} + const getQueues = fn => { + const res = reservations.get(fn) + /* istanbul ignore if - unpossible */ + if (!res) + throw new Error('function does not have any path reservations') + return { + paths: res.paths.map(path => queues.get(path)), + dirs: [...res.dirs].map(path => queues.get(path)), + } + } + + // check if fn is first in line for all its paths, and is + // included in the first set for all its dir queues + const check = fn => { + const {paths, dirs} = getQueues(fn) + return paths.every(q => q[0] === fn) && + dirs.every(q => q[0] instanceof Set && q[0].has(fn)) + } + + // run the function if it's first in line and not already running + const run = fn => { + if (running.has(fn) || !check(fn)) + return false + running.add(fn) + fn(() => clear(fn)) + return true + } + + const clear = fn => { + if (!running.has(fn)) + return false + + const { paths, dirs } = reservations.get(fn) + const next = new Set() + + paths.forEach(path => { + const q = queues.get(path) + assert.equal(q[0], fn) + if (q.length === 1) + queues.delete(path) + else { + q.shift() + if (typeof q[0] === 'function') + next.add(q[0]) + else + q[0].forEach(fn => next.add(fn)) + } + }) + + dirs.forEach(dir => { + const q = queues.get(dir) + assert(q[0] instanceof Set) + if (q[0].size === 1 && q.length === 1) + queues.delete(dir) + else if (q[0].size === 1) { + q.shift() + + // must be a function or else the Set would've been reused + next.add(q[0]) + } else + q[0].delete(fn) + }) + running.delete(fn) + + next.forEach(fn => run(fn)) + return true + } + + const reserve = (paths, fn) => { + // collide on matches across case and unicode normalization + // On windows, thanks to the magic of 8.3 shortnames, it is fundamentally + // impossible to determine whether two paths refer to the same thing on + // disk, without asking the kernel for a shortname. + // So, we just pretend that every path matches every other path here, + // effectively removing all parallelization on windows. + paths = isWindows ? ['win32 parallelization disabled'] : paths.map(p => { + // don't need normPath, because we skip this entirely for windows + return normalize(stripSlashes(join(p))).toLowerCase() + }) + + const dirs = new Set( + paths.map(path => getDirs(path)).reduce((a, b) => a.concat(b)) + ) + reservations.set(fn, {dirs, paths}) + paths.forEach(path => { + const q = queues.get(path) + if (!q) + queues.set(path, [fn]) + else + q.push(fn) + }) + dirs.forEach(dir => { + const q = queues.get(dir) + if (!q) + queues.set(dir, [new Set([fn])]) + else if (q[q.length - 1] instanceof Set) + q[q.length - 1].add(fn) + else + q.push(new Set([fn])) + }) + + return run(fn) + } + + return { check, reserve } +} diff --git a/sandbox/testAppNevena/Front/node_modules/tar/lib/pax.js b/sandbox/testAppNevena/Front/node_modules/tar/lib/pax.js new file mode 100644 index 00000000..7768c7b4 --- /dev/null +++ b/sandbox/testAppNevena/Front/node_modules/tar/lib/pax.js @@ -0,0 +1,143 @@ +'use strict' +const Header = require('./header.js') +const path = require('path') + +class Pax { + constructor (obj, global) { + this.atime = obj.atime || null + this.charset = obj.charset || null + this.comment = obj.comment || null + this.ctime = obj.ctime || null + this.gid = obj.gid || null + this.gname = obj.gname || null + this.linkpath = obj.linkpath || null + this.mtime = obj.mtime || null + this.path = obj.path || null + this.size = obj.size || null + this.uid = obj.uid || null + this.uname = obj.uname || null + this.dev = obj.dev || null + this.ino = obj.ino || null + this.nlink = obj.nlink || null + this.global = global || false + } + + encode () { + const body = this.encodeBody() + if (body === '') + return null + + const bodyLen = Buffer.byteLength(body) + // round up to 512 bytes + // add 512 for header + const bufLen = 512 * Math.ceil(1 + bodyLen / 512) + const buf = Buffer.allocUnsafe(bufLen) + + // 0-fill the header section, it might not hit every field + for (let i = 0; i < 512; i++) + buf[i] = 0 + + new Header({ + // XXX split the path + // then the path should be PaxHeader + basename, but less than 99, + // prepend with the dirname + path: ('PaxHeader/' + path.basename(this.path)).slice(0, 99), + mode: this.mode || 0o644, + uid: this.uid || null, + gid: this.gid || null, + size: bodyLen, + mtime: this.mtime || null, + type: this.global ? 'GlobalExtendedHeader' : 'ExtendedHeader', + linkpath: '', + uname: this.uname || '', + gname: this.gname || '', + devmaj: 0, + devmin: 0, + atime: this.atime || null, + ctime: this.ctime || null, + }).encode(buf) + + buf.write(body, 512, bodyLen, 'utf8') + + // null pad after the body + for (let i = bodyLen + 512; i < buf.length; i++) + buf[i] = 0 + + return buf + } + + encodeBody () { + return ( + this.encodeField('path') + + this.encodeField('ctime') + + this.encodeField('atime') + + this.encodeField('dev') + + this.encodeField('ino') + + this.encodeField('nlink') + + this.encodeField('charset') + + this.encodeField('comment') + + this.encodeField('gid') + + this.encodeField('gname') + + this.encodeField('linkpath') + + this.encodeField('mtime') + + this.encodeField('size') + + this.encodeField('uid') + + this.encodeField('uname') + ) + } + + encodeField (field) { + if (this[field] === null || this[field] === undefined) + return '' + const v = this[field] instanceof Date ? this[field].getTime() / 1000 + : this[field] + const s = ' ' + + (field === 'dev' || field === 'ino' || field === 'nlink' + ? 'SCHILY.' : '') + + field + '=' + v + '\n' + const byteLen = Buffer.byteLength(s) + // the digits includes the length of the digits in ascii base-10 + // so if it's 9 characters, then adding 1 for the 9 makes it 10 + // which makes it 11 chars. + let digits = Math.floor(Math.log(byteLen) / Math.log(10)) + 1 + if (byteLen + digits >= Math.pow(10, digits)) + digits += 1 + const len = digits + byteLen + return len + s + } +} + +Pax.parse = (string, ex, g) => new Pax(merge(parseKV(string), ex), g) + +const merge = (a, b) => + b ? Object.keys(a).reduce((s, k) => (s[k] = a[k], s), b) : a + +const parseKV = string => + string + .replace(/\n$/, '') + .split('\n') + .reduce(parseKVLine, Object.create(null)) + +const parseKVLine = (set, line) => { + const n = parseInt(line, 10) + + // XXX Values with \n in them will fail this. + // Refactor to not be a naive line-by-line parse. + if (n !== Buffer.byteLength(line) + 1) + return set + + line = line.substr((n + ' ').length) + const kv = line.split('=') + const k = kv.shift().replace(/^SCHILY\.(dev|ino|nlink)/, '$1') + if (!k) + return set + + const v = kv.join('=') + set[k] = /^([A-Z]+\.)?([mac]|birth|creation)time$/.test(k) + ? new Date(v * 1000) + : /^[0-9]+$/.test(v) ? +v + : v + return set +} + +module.exports = Pax diff --git a/sandbox/testAppNevena/Front/node_modules/tar/lib/read-entry.js b/sandbox/testAppNevena/Front/node_modules/tar/lib/read-entry.js new file mode 100644 index 00000000..183a6050 --- /dev/null +++ b/sandbox/testAppNevena/Front/node_modules/tar/lib/read-entry.js @@ -0,0 +1,100 @@ +'use strict' +const MiniPass = require('minipass') +const normPath = require('./normalize-windows-path.js') + +const SLURP = Symbol('slurp') +module.exports = class ReadEntry extends MiniPass { + constructor (header, ex, gex) { + super() + // read entries always start life paused. this is to avoid the + // situation where Minipass's auto-ending empty streams results + // in an entry ending before we're ready for it. + this.pause() + this.extended = ex + this.globalExtended = gex + this.header = header + this.startBlockSize = 512 * Math.ceil(header.size / 512) + this.blockRemain = this.startBlockSize + this.remain = header.size + this.type = header.type + this.meta = false + this.ignore = false + switch (this.type) { + case 'File': + case 'OldFile': + case 'Link': + case 'SymbolicLink': + case 'CharacterDevice': + case 'BlockDevice': + case 'Directory': + case 'FIFO': + case 'ContiguousFile': + case 'GNUDumpDir': + break + + case 'NextFileHasLongLinkpath': + case 'NextFileHasLongPath': + case 'OldGnuLongPath': + case 'GlobalExtendedHeader': + case 'ExtendedHeader': + case 'OldExtendedHeader': + this.meta = true + break + + // NOTE: gnutar and bsdtar treat unrecognized types as 'File' + // it may be worth doing the same, but with a warning. + default: + this.ignore = true + } + + this.path = normPath(header.path) + this.mode = header.mode + if (this.mode) + this.mode = this.mode & 0o7777 + this.uid = header.uid + this.gid = header.gid + this.uname = header.uname + this.gname = header.gname + this.size = header.size + this.mtime = header.mtime + this.atime = header.atime + this.ctime = header.ctime + this.linkpath = normPath(header.linkpath) + this.uname = header.uname + this.gname = header.gname + + if (ex) + this[SLURP](ex) + if (gex) + this[SLURP](gex, true) + } + + write (data) { + const writeLen = data.length + if (writeLen > this.blockRemain) + throw new Error('writing more to entry than is appropriate') + + const r = this.remain + const br = this.blockRemain + this.remain = Math.max(0, r - writeLen) + this.blockRemain = Math.max(0, br - writeLen) + if (this.ignore) + return true + + if (r >= writeLen) + return super.write(data) + + // r < writeLen + return super.write(data.slice(0, r)) + } + + [SLURP] (ex, global) { + for (const k in ex) { + // we slurp in everything except for the path attribute in + // a global extended header, because that's weird. + if (ex[k] !== null && ex[k] !== undefined && + !(global && k === 'path')) + this[k] = k === 'path' || k === 'linkpath' ? normPath(ex[k]) : ex[k] + } + } +} diff --git a/sandbox/testAppNevena/Front/node_modules/tar/lib/replace.js b/sandbox/testAppNevena/Front/node_modules/tar/lib/replace.js new file mode 100644 index 00000000..1374f3f2 --- /dev/null +++ b/sandbox/testAppNevena/Front/node_modules/tar/lib/replace.js @@ -0,0 +1,223 @@ +'use strict' + +// tar -r +const hlo = require('./high-level-opt.js') +const Pack = require('./pack.js') +const fs = require('fs') +const fsm = require('fs-minipass') +const t = require('./list.js') +const path = require('path') + +// starting at the head of the file, read a Header +// If the checksum is invalid, that's our position to start writing +// If it is, jump forward by the specified size (round up to 512) +// and try again. +// Write the new Pack stream starting there. + +const Header = require('./header.js') + +module.exports = (opt_, files, cb) => { + const opt = hlo(opt_) + + if (!opt.file) + throw new TypeError('file is required') + + if (opt.gzip) + throw new TypeError('cannot append to compressed archives') + + if (!files || !Array.isArray(files) || !files.length) + throw new TypeError('no files or directories specified') + + files = Array.from(files) + + return opt.sync ? replaceSync(opt, files) + : replace(opt, files, cb) +} + +const replaceSync = (opt, files) => { + const p = new Pack.Sync(opt) + + let threw = true + let fd + let position + + try { + try { + fd = fs.openSync(opt.file, 'r+') + } catch (er) { + if (er.code === 'ENOENT') + fd = fs.openSync(opt.file, 'w+') + else + throw er + } + + const st = fs.fstatSync(fd) + const headBuf = Buffer.alloc(512) + + POSITION: for (position = 0; position < st.size; position += 512) { + for (let bufPos = 0, bytes = 0; bufPos < 512; bufPos += bytes) { + bytes = fs.readSync( + fd, headBuf, bufPos, headBuf.length - bufPos, position + bufPos + ) + + if (position === 0 && headBuf[0] === 0x1f && headBuf[1] === 0x8b) + throw new Error('cannot append to compressed archives') + + if (!bytes) + break POSITION + } + + const h = new Header(headBuf) + if (!h.cksumValid) + break + const entryBlockSize = 512 * Math.ceil(h.size / 512) + if (position + entryBlockSize + 512 > st.size) + break + // the 512 for the header we just parsed will be added as well + // also jump ahead all the blocks for the body + position += entryBlockSize + if (opt.mtimeCache) + opt.mtimeCache.set(h.path, h.mtime) + } + threw = false + + streamSync(opt, p, position, fd, files) + } finally { + if (threw) { + try { + fs.closeSync(fd) + } catch (er) {} + } + } +} + +const streamSync = (opt, p, position, fd, files) => { + const stream = new fsm.WriteStreamSync(opt.file, { + fd: fd, + start: position, + }) + p.pipe(stream) + addFilesSync(p, files) +} + +const replace = (opt, files, cb) => { + files = Array.from(files) + const p = new Pack(opt) + + const getPos = (fd, size, cb_) => { + const cb = (er, pos) => { + if (er) + fs.close(fd, _ => cb_(er)) + else + cb_(null, pos) + } + + let position = 0 + if (size === 0) + return cb(null, 0) + + let bufPos = 0 + const headBuf = Buffer.alloc(512) + const onread = (er, bytes) => { + if (er) + return cb(er) + bufPos += bytes + if (bufPos < 512 && bytes) { + return fs.read( + fd, headBuf, bufPos, headBuf.length - bufPos, + position + bufPos, onread + ) + } + + if (position === 0 && headBuf[0] === 0x1f && headBuf[1] === 0x8b) + return cb(new Error('cannot append to compressed archives')) + + // truncated header + if (bufPos < 512) + return cb(null, position) + + const h = new Header(headBuf) + if (!h.cksumValid) + return cb(null, position) + + const entryBlockSize = 512 * Math.ceil(h.size / 512) + if (position + entryBlockSize + 512 > size) + return cb(null, position) + + position += entryBlockSize + 512 + if (position >= size) + return cb(null, position) + + if (opt.mtimeCache) + opt.mtimeCache.set(h.path, h.mtime) + bufPos = 0 + fs.read(fd, headBuf, 0, 512, position, onread) + } + fs.read(fd, headBuf, 0, 512, position, onread) + } + + const promise = new Promise((resolve, reject) => { + p.on('error', reject) + let flag = 'r+' + const onopen = (er, fd) => { + if (er && er.code === 'ENOENT' && flag === 'r+') { + flag = 'w+' + return fs.open(opt.file, flag, onopen) + } + + if (er) + return reject(er) + + fs.fstat(fd, (er, st) => { + if (er) + return fs.close(fd, () => reject(er)) + + getPos(fd, st.size, (er, position) => { + if (er) + return reject(er) + const stream = new fsm.WriteStream(opt.file, { + fd: fd, + start: position, + }) + p.pipe(stream) + stream.on('error', reject) + stream.on('close', resolve) + addFilesAsync(p, files) + }) + }) + } + fs.open(opt.file, flag, onopen) + }) + + return cb ? promise.then(cb, cb) : promise +} + +const addFilesSync = (p, files) => { + files.forEach(file => { + if (file.charAt(0) === '@') { + t({ + file: path.resolve(p.cwd, file.substr(1)), + sync: true, + noResume: true, + onentry: entry => p.add(entry), + }) + } else + p.add(file) + }) + p.end() +} + +const addFilesAsync = (p, files) => { + while (files.length) { + const file = files.shift() + if (file.charAt(0) === '@') { + return t({ + file: path.resolve(p.cwd, file.substr(1)), + noResume: true, + onentry: entry => p.add(entry), + }).then(_ => addFilesAsync(p, files)) + } else + p.add(file) + } + p.end() +} diff --git a/sandbox/testAppNevena/Front/node_modules/tar/lib/strip-absolute-path.js b/sandbox/testAppNevena/Front/node_modules/tar/lib/strip-absolute-path.js new file mode 100644 index 00000000..1aa2d2ae --- /dev/null +++ b/sandbox/testAppNevena/Front/node_modules/tar/lib/strip-absolute-path.js @@ -0,0 +1,24 @@ +// unix absolute paths are also absolute on win32, so we use this for both +const { isAbsolute, parse } = require('path').win32 + +// returns [root, stripped] +// Note that windows will think that //x/y/z/a has a "root" of //x/y, and in +// those cases, we want to sanitize it to x/y/z/a, not z/a, so we strip / +// explicitly if it's the first character. +// drive-specific relative paths on Windows get their root stripped off even +// though they are not absolute, so `c:../foo` becomes ['c:', '../foo'] +module.exports = path => { + let r = '' + + let parsed = parse(path) + while (isAbsolute(path) || parsed.root) { + // windows will think that //x/y/z has a "root" of //x/y/ + // but strip the //?/C:/ off of //?/C:/path + const root = path.charAt(0) === '/' && path.slice(0, 4) !== '//?/' ? '/' + : parsed.root + path = path.substr(root.length) + r += root + parsed = parse(path) + } + return [r, path] +} diff --git a/sandbox/testAppNevena/Front/node_modules/tar/lib/strip-trailing-slashes.js b/sandbox/testAppNevena/Front/node_modules/tar/lib/strip-trailing-slashes.js new file mode 100644 index 00000000..3e3ecec5 --- /dev/null +++ b/sandbox/testAppNevena/Front/node_modules/tar/lib/strip-trailing-slashes.js @@ -0,0 +1,13 @@ +// warning: extremely hot code path. +// This has been meticulously optimized for use +// within npm install on large package trees. +// Do not edit without careful benchmarking. +module.exports = str => { + let i = str.length - 1 + let slashesStart = -1 + while (i > -1 && str.charAt(i) === '/') { + slashesStart = i + i-- + } + return slashesStart === -1 ? str : str.slice(0, slashesStart) +} diff --git a/sandbox/testAppNevena/Front/node_modules/tar/lib/types.js b/sandbox/testAppNevena/Front/node_modules/tar/lib/types.js new file mode 100644 index 00000000..7bfc2546 --- /dev/null +++ b/sandbox/testAppNevena/Front/node_modules/tar/lib/types.js @@ -0,0 +1,44 @@ +'use strict' +// map types from key to human-friendly name +exports.name = new Map([ + ['0', 'File'], + // same as File + ['', 'OldFile'], + ['1', 'Link'], + ['2', 'SymbolicLink'], + // Devices and FIFOs aren't fully supported + // they are parsed, but skipped when unpacking + ['3', 'CharacterDevice'], + ['4', 'BlockDevice'], + ['5', 'Directory'], + ['6', 'FIFO'], + // same as File + ['7', 'ContiguousFile'], + // pax headers + ['g', 'GlobalExtendedHeader'], + ['x', 'ExtendedHeader'], + // vendor-specific stuff + // skip + ['A', 'SolarisACL'], + // like 5, but with data, which should be skipped + ['D', 'GNUDumpDir'], + // metadata only, skip + ['I', 'Inode'], + // data = link path of next file + ['K', 'NextFileHasLongLinkpath'], + // data = path of next file + ['L', 'NextFileHasLongPath'], + // skip + ['M', 'ContinuationFile'], + // like L + ['N', 'OldGnuLongPath'], + // skip + ['S', 'SparseFile'], + // skip + ['V', 'TapeVolumeHeader'], + // like x + ['X', 'OldExtendedHeader'], +]) + +// map the other direction +exports.code = new Map(Array.from(exports.name).map(kv => [kv[1], kv[0]])) diff --git a/sandbox/testAppNevena/Front/node_modules/tar/lib/unpack.js b/sandbox/testAppNevena/Front/node_modules/tar/lib/unpack.js new file mode 100644 index 00000000..7d39dc0f --- /dev/null +++ b/sandbox/testAppNevena/Front/node_modules/tar/lib/unpack.js @@ -0,0 +1,877 @@ +'use strict' + +// the PEND/UNPEND stuff tracks whether we're ready to emit end/close yet. +// but the path reservations are required to avoid race conditions where +// parallelized unpack ops may mess with one another, due to dependencies +// (like a Link depending on its target) or destructive operations (like +// clobbering an fs object to create one of a different type.) + +const assert = require('assert') +const Parser = require('./parse.js') +const fs = require('fs') +const fsm = require('fs-minipass') +const path = require('path') +const mkdir = require('./mkdir.js') +const wc = require('./winchars.js') +const pathReservations = require('./path-reservations.js') +const stripAbsolutePath = require('./strip-absolute-path.js') +const normPath = require('./normalize-windows-path.js') +const stripSlash = require('./strip-trailing-slashes.js') +const normalize = require('./normalize-unicode.js') + +const ONENTRY = Symbol('onEntry') +const CHECKFS = Symbol('checkFs') +const CHECKFS2 = Symbol('checkFs2') +const PRUNECACHE = Symbol('pruneCache') +const ISREUSABLE = Symbol('isReusable') +const MAKEFS = Symbol('makeFs') +const FILE = Symbol('file') +const DIRECTORY = Symbol('directory') +const LINK = Symbol('link') +const SYMLINK = Symbol('symlink') +const HARDLINK = Symbol('hardlink') +const UNSUPPORTED = Symbol('unsupported') +const CHECKPATH = Symbol('checkPath') +const MKDIR = Symbol('mkdir') +const ONERROR = Symbol('onError') +const PENDING = Symbol('pending') +const PEND = Symbol('pend') +const UNPEND = Symbol('unpend') +const ENDED = Symbol('ended') +const MAYBECLOSE = Symbol('maybeClose') +const SKIP = Symbol('skip') +const DOCHOWN = Symbol('doChown') +const UID = Symbol('uid') +const GID = Symbol('gid') +const CHECKED_CWD = Symbol('checkedCwd') +const crypto = require('crypto') +const getFlag = require('./get-write-flag.js') +const platform = process.env.TESTING_TAR_FAKE_PLATFORM || process.platform +const isWindows = platform === 'win32' + +// Unlinks on Windows are not atomic. +// +// This means that if you have a file entry, followed by another +// file entry with an identical name, and you cannot re-use the file +// (because it's a hardlink, or because unlink:true is set, or it's +// Windows, which does not have useful nlink values), then the unlink +// will be committed to the disk AFTER the new file has been written +// over the old one, deleting the new file. +// +// To work around this, on Windows systems, we rename the file and then +// delete the renamed file. It's a sloppy kludge, but frankly, I do not +// know of a better way to do this, given windows' non-atomic unlink +// semantics. +// +// See: https://github.com/npm/node-tar/issues/183 +/* istanbul ignore next */ +const unlinkFile = (path, cb) => { + if (!isWindows) + return fs.unlink(path, cb) + + const name = path + '.DELETE.' + crypto.randomBytes(16).toString('hex') + fs.rename(path, name, er => { + if (er) + return cb(er) + fs.unlink(name, cb) + }) +} + +/* istanbul ignore next */ +const unlinkFileSync = path => { + if (!isWindows) + return fs.unlinkSync(path) + + const name = path + '.DELETE.' + crypto.randomBytes(16).toString('hex') + fs.renameSync(path, name) + fs.unlinkSync(name) +} + +// this.gid, entry.gid, this.processUid +const uint32 = (a, b, c) => + a === a >>> 0 ? a + : b === b >>> 0 ? b + : c + +// clear the cache if it's a case-insensitive unicode-squashing match. +// we can't know if the current file system is case-sensitive or supports +// unicode fully, so we check for similarity on the maximally compatible +// representation. Err on the side of pruning, since all it's doing is +// preventing lstats, and it's not the end of the world if we get a false +// positive. +// Note that on windows, we always drop the entire cache whenever a +// symbolic link is encountered, because 8.3 filenames are impossible +// to reason about, and collisions are hazards rather than just failures. +const cacheKeyNormalize = path => normalize(stripSlash(normPath(path))) + .toLowerCase() + +const pruneCache = (cache, abs) => { + abs = cacheKeyNormalize(abs) + for (const path of cache.keys()) { + const pnorm = cacheKeyNormalize(path) + if (pnorm === abs || pnorm.indexOf(abs + '/') === 0) + cache.delete(path) + } +} + +const dropCache = cache => { + for (const key of cache.keys()) + cache.delete(key) +} + +class Unpack extends Parser { + constructor (opt) { + if (!opt) + opt = {} + + opt.ondone = _ => { + this[ENDED] = true + this[MAYBECLOSE]() + } + + super(opt) + + this[CHECKED_CWD] = false + + this.reservations = pathReservations() + + this.transform = typeof opt.transform === 'function' ? opt.transform : null + + this.writable = true + this.readable = false + + this[PENDING] = 0 + this[ENDED] = false + + this.dirCache = opt.dirCache || new Map() + + if (typeof opt.uid === 'number' || typeof opt.gid === 'number') { + // need both or neither + if (typeof opt.uid !== 'number' || typeof opt.gid !== 'number') + throw new TypeError('cannot set owner without number uid and gid') + if (opt.preserveOwner) { + throw new TypeError( + 'cannot preserve owner in archive and also set owner explicitly') + } + this.uid = opt.uid + this.gid = opt.gid + this.setOwner = true + } else { + this.uid = null + this.gid = null + this.setOwner = false + } + + // default true for root + if (opt.preserveOwner === undefined && typeof opt.uid !== 'number') + this.preserveOwner = process.getuid && process.getuid() === 0 + else + this.preserveOwner = !!opt.preserveOwner + + this.processUid = (this.preserveOwner || this.setOwner) && process.getuid ? + process.getuid() : null + this.processGid = (this.preserveOwner || this.setOwner) && process.getgid ? + process.getgid() : null + + // mostly just for testing, but useful in some cases. + // Forcibly trigger a chown on every entry, no matter what + this.forceChown = opt.forceChown === true + + // turn ><?| in filenames into 0xf000-higher encoded forms + this.win32 = !!opt.win32 || isWindows + + // do not unpack over files that are newer than what's in the archive + this.newer = !!opt.newer + + // do not unpack over ANY files + this.keep = !!opt.keep + + // do not set mtime/atime of extracted entries + this.noMtime = !!opt.noMtime + + // allow .., absolute path entries, and unpacking through symlinks + // without this, warn and skip .., relativize absolutes, and error + // on symlinks in extraction path + this.preservePaths = !!opt.preservePaths + + // unlink files and links before writing. This breaks existing hard + // links, and removes symlink directories rather than erroring + this.unlink = !!opt.unlink + + this.cwd = normPath(path.resolve(opt.cwd || process.cwd())) + this.strip = +opt.strip || 0 + // if we're not chmodding, then we don't need the process umask + this.processUmask = opt.noChmod ? 0 : process.umask() + this.umask = typeof opt.umask === 'number' ? opt.umask : this.processUmask + + // default mode for dirs created as parents + this.dmode = opt.dmode || (0o0777 & (~this.umask)) + this.fmode = opt.fmode || (0o0666 & (~this.umask)) + + this.on('entry', entry => this[ONENTRY](entry)) + } + + // a bad or damaged archive is a warning for Parser, but an error + // when extracting. Mark those errors as unrecoverable, because + // the Unpack contract cannot be met. + warn (code, msg, data = {}) { + if (code === 'TAR_BAD_ARCHIVE' || code === 'TAR_ABORT') + data.recoverable = false + return super.warn(code, msg, data) + } + + [MAYBECLOSE] () { + if (this[ENDED] && this[PENDING] === 0) { + this.emit('prefinish') + this.emit('finish') + this.emit('end') + this.emit('close') + } + } + + [CHECKPATH] (entry) { + if (this.strip) { + const parts = normPath(entry.path).split('/') + if (parts.length < this.strip) + return false + entry.path = parts.slice(this.strip).join('/') + + if (entry.type === 'Link') { + const linkparts = normPath(entry.linkpath).split('/') + if (linkparts.length >= this.strip) + entry.linkpath = linkparts.slice(this.strip).join('/') + else + return false + } + } + + if (!this.preservePaths) { + const p = normPath(entry.path) + const parts = p.split('/') + if (parts.includes('..') || isWindows && /^[a-z]:\.\.$/i.test(parts[0])) { + this.warn('TAR_ENTRY_ERROR', `path contains '..'`, { + entry, + path: p, + }) + return false + } + + // strip off the root + const [root, stripped] = stripAbsolutePath(p) + if (root) { + entry.path = stripped + this.warn('TAR_ENTRY_INFO', `stripping ${root} from absolute path`, { + entry, + path: p, + }) + } + } + + if (path.isAbsolute(entry.path)) + entry.absolute = normPath(path.resolve(entry.path)) + else + entry.absolute = normPath(path.resolve(this.cwd, entry.path)) + + // if we somehow ended up with a path that escapes the cwd, and we are + // not in preservePaths mode, then something is fishy! This should have + // been prevented above, so ignore this for coverage. + /* istanbul ignore if - defense in depth */ + if (!this.preservePaths && + entry.absolute.indexOf(this.cwd + '/') !== 0 && + entry.absolute !== this.cwd) { + this.warn('TAR_ENTRY_ERROR', 'path escaped extraction target', { + entry, + path: normPath(entry.path), + resolvedPath: entry.absolute, + cwd: this.cwd, + }) + return false + } + + // an archive can set properties on the extraction directory, but it + // may not replace the cwd with a different kind of thing entirely. + if (entry.absolute === this.cwd && + entry.type !== 'Directory' && + entry.type !== 'GNUDumpDir') + return false + + // only encode : chars that aren't drive letter indicators + if (this.win32) { + const { root: aRoot } = path.win32.parse(entry.absolute) + entry.absolute = aRoot + wc.encode(entry.absolute.substr(aRoot.length)) + const { root: pRoot } = path.win32.parse(entry.path) + entry.path = pRoot + wc.encode(entry.path.substr(pRoot.length)) + } + + return true + } + + [ONENTRY] (entry) { + if (!this[CHECKPATH](entry)) + return entry.resume() + + assert.equal(typeof entry.absolute, 'string') + + switch (entry.type) { + case 'Directory': + case 'GNUDumpDir': + if (entry.mode) + entry.mode = entry.mode | 0o700 + + case 'File': + case 'OldFile': + case 'ContiguousFile': + case 'Link': + case 'SymbolicLink': + return this[CHECKFS](entry) + + case 'CharacterDevice': + case 'BlockDevice': + case 'FIFO': + default: + return this[UNSUPPORTED](entry) + } + } + + [ONERROR] (er, entry) { + // Cwd has to exist, or else nothing works. That's serious. + // Other errors are warnings, which raise the error in strict + // mode, but otherwise continue on. + if (er.name === 'CwdError') + this.emit('error', er) + else { + this.warn('TAR_ENTRY_ERROR', er, {entry}) + this[UNPEND]() + entry.resume() + } + } + + [MKDIR] (dir, mode, cb) { + mkdir(normPath(dir), { + uid: this.uid, + gid: this.gid, + processUid: this.processUid, + processGid: this.processGid, + umask: this.processUmask, + preserve: this.preservePaths, + unlink: this.unlink, + cache: this.dirCache, + cwd: this.cwd, + mode: mode, + noChmod: this.noChmod, + }, cb) + } + + [DOCHOWN] (entry) { + // in preserve owner mode, chown if the entry doesn't match process + // in set owner mode, chown if setting doesn't match process + return this.forceChown || + this.preserveOwner && + (typeof entry.uid === 'number' && entry.uid !== this.processUid || + typeof entry.gid === 'number' && entry.gid !== this.processGid) + || + (typeof this.uid === 'number' && this.uid !== this.processUid || + typeof this.gid === 'number' && this.gid !== this.processGid) + } + + [UID] (entry) { + return uint32(this.uid, entry.uid, this.processUid) + } + + [GID] (entry) { + return uint32(this.gid, entry.gid, this.processGid) + } + + [FILE] (entry, fullyDone) { + const mode = entry.mode & 0o7777 || this.fmode + const stream = new fsm.WriteStream(entry.absolute, { + flags: getFlag(entry.size), + mode: mode, + autoClose: false, + }) + stream.on('error', er => { + if (stream.fd) + fs.close(stream.fd, () => {}) + + // flush all the data out so that we aren't left hanging + // if the error wasn't actually fatal. otherwise the parse + // is blocked, and we never proceed. + stream.write = () => true + this[ONERROR](er, entry) + fullyDone() + }) + + let actions = 1 + const done = er => { + if (er) { + /* istanbul ignore else - we should always have a fd by now */ + if (stream.fd) + fs.close(stream.fd, () => {}) + + this[ONERROR](er, entry) + fullyDone() + return + } + + if (--actions === 0) { + fs.close(stream.fd, er => { + if (er) + this[ONERROR](er, entry) + else + this[UNPEND]() + fullyDone() + }) + } + } + + stream.on('finish', _ => { + // if futimes fails, try utimes + // if utimes fails, fail with the original error + // same for fchown/chown + const abs = entry.absolute + const fd = stream.fd + + if (entry.mtime && !this.noMtime) { + actions++ + const atime = entry.atime || new Date() + const mtime = entry.mtime + fs.futimes(fd, atime, mtime, er => + er ? fs.utimes(abs, atime, mtime, er2 => done(er2 && er)) + : done()) + } + + if (this[DOCHOWN](entry)) { + actions++ + const uid = this[UID](entry) + const gid = this[GID](entry) + fs.fchown(fd, uid, gid, er => + er ? fs.chown(abs, uid, gid, er2 => done(er2 && er)) + : done()) + } + + done() + }) + + const tx = this.transform ? this.transform(entry) || entry : entry + if (tx !== entry) { + tx.on('error', er => { + this[ONERROR](er, entry) + fullyDone() + }) + entry.pipe(tx) + } + tx.pipe(stream) + } + + [DIRECTORY] (entry, fullyDone) { + const mode = entry.mode & 0o7777 || this.dmode + this[MKDIR](entry.absolute, mode, er => { + if (er) { + this[ONERROR](er, entry) + fullyDone() + return + } + + let actions = 1 + const done = _ => { + if (--actions === 0) { + fullyDone() + this[UNPEND]() + entry.resume() + } + } + + if (entry.mtime && !this.noMtime) { + actions++ + fs.utimes(entry.absolute, entry.atime || new Date(), entry.mtime, done) + } + + if (this[DOCHOWN](entry)) { + actions++ + fs.chown(entry.absolute, this[UID](entry), this[GID](entry), done) + } + + done() + }) + } + + [UNSUPPORTED] (entry) { + entry.unsupported = true + this.warn('TAR_ENTRY_UNSUPPORTED', + `unsupported entry type: ${entry.type}`, {entry}) + entry.resume() + } + + [SYMLINK] (entry, done) { + this[LINK](entry, entry.linkpath, 'symlink', done) + } + + [HARDLINK] (entry, done) { + const linkpath = normPath(path.resolve(this.cwd, entry.linkpath)) + this[LINK](entry, linkpath, 'link', done) + } + + [PEND] () { + this[PENDING]++ + } + + [UNPEND] () { + this[PENDING]-- + this[MAYBECLOSE]() + } + + [SKIP] (entry) { + this[UNPEND]() + entry.resume() + } + + // Check if we can reuse an existing filesystem entry safely and + // overwrite it, rather than unlinking and recreating + // Windows doesn't report a useful nlink, so we just never reuse entries + [ISREUSABLE] (entry, st) { + return entry.type === 'File' && + !this.unlink && + st.isFile() && + st.nlink <= 1 && + !isWindows + } + + // check if a thing is there, and if so, try to clobber it + [CHECKFS] (entry) { + this[PEND]() + const paths = [entry.path] + if (entry.linkpath) + paths.push(entry.linkpath) + this.reservations.reserve(paths, done => this[CHECKFS2](entry, done)) + } + + [PRUNECACHE] (entry) { + // if we are not creating a directory, and the path is in the dirCache, + // then that means we are about to delete the directory we created + // previously, and it is no longer going to be a directory, and neither + // is any of its children. + // If a symbolic link is encountered, all bets are off. There is no + // reasonable way to sanitize the cache in such a way we will be able to + // avoid having filesystem collisions. If this happens with a non-symlink + // entry, it'll just fail to unpack, but a symlink to a directory, using an + // 8.3 shortname or certain unicode attacks, can evade detection and lead + // to arbitrary writes to anywhere on the system. + if (entry.type === 'SymbolicLink') + dropCache(this.dirCache) + else if (entry.type !== 'Directory') + pruneCache(this.dirCache, entry.absolute) + } + + [CHECKFS2] (entry, fullyDone) { + this[PRUNECACHE](entry) + + const done = er => { + this[PRUNECACHE](entry) + fullyDone(er) + } + + const checkCwd = () => { + this[MKDIR](this.cwd, this.dmode, er => { + if (er) { + this[ONERROR](er, entry) + done() + return + } + this[CHECKED_CWD] = true + start() + }) + } + + const start = () => { + if (entry.absolute !== this.cwd) { + const parent = normPath(path.dirname(entry.absolute)) + if (parent !== this.cwd) { + return this[MKDIR](parent, this.dmode, er => { + if (er) { + this[ONERROR](er, entry) + done() + return + } + afterMakeParent() + }) + } + } + afterMakeParent() + } + + const afterMakeParent = () => { + fs.lstat(entry.absolute, (lstatEr, st) => { + if (st && (this.keep || this.newer && st.mtime > entry.mtime)) { + this[SKIP](entry) + done() + return + } + if (lstatEr || this[ISREUSABLE](entry, st)) + return this[MAKEFS](null, entry, done) + + if (st.isDirectory()) { + if (entry.type === 'Directory') { + const needChmod = !this.noChmod && + entry.mode && + (st.mode & 0o7777) !== entry.mode + const afterChmod = er => this[MAKEFS](er, entry, done) + if (!needChmod) + return afterChmod() + return fs.chmod(entry.absolute, entry.mode, afterChmod) + } + // Not a dir entry, have to remove it. + // NB: the only way to end up with an entry that is the cwd + // itself, in such a way that == does not detect, is a + // tricky windows absolute path with UNC or 8.3 parts (and + // preservePaths:true, or else it will have been stripped). + // In that case, the user has opted out of path protections + // explicitly, so if they blow away the cwd, c'est la vie. + if (entry.absolute !== this.cwd) { + return fs.rmdir(entry.absolute, er => + this[MAKEFS](er, entry, done)) + } + } + + // not a dir, and not reusable + // don't remove if the cwd, we want that error + if (entry.absolute === this.cwd) + return this[MAKEFS](null, entry, done) + + unlinkFile(entry.absolute, er => + this[MAKEFS](er, entry, done)) + }) + } + + if (this[CHECKED_CWD]) + start() + else + checkCwd() + } + + [MAKEFS] (er, entry, done) { + if (er) { + this[ONERROR](er, entry) + done() + return + } + + switch (entry.type) { + case 'File': + case 'OldFile': + case 'ContiguousFile': + return this[FILE](entry, done) + + case 'Link': + return this[HARDLINK](entry, done) + + case 'SymbolicLink': + return this[SYMLINK](entry, done) + + case 'Directory': + case 'GNUDumpDir': + return this[DIRECTORY](entry, done) + } + } + + [LINK] (entry, linkpath, link, done) { + // XXX: get the type ('symlink' or 'junction') for windows + fs[link](linkpath, entry.absolute, er => { + if (er) + this[ONERROR](er, entry) + else { + this[UNPEND]() + entry.resume() + } + done() + }) + } +} + +const callSync = fn => { + try { + return [null, fn()] + } catch (er) { + return [er, null] + } +} +class UnpackSync extends Unpack { + [MAKEFS] (er, entry) { + return super[MAKEFS](er, entry, () => {}) + } + + [CHECKFS] (entry) { + this[PRUNECACHE](entry) + + if (!this[CHECKED_CWD]) { + const er = this[MKDIR](this.cwd, this.dmode) + if (er) + return this[ONERROR](er, entry) + this[CHECKED_CWD] = true + } + + // don't bother to make the parent if the current entry is the cwd, + // we've already checked it. + if (entry.absolute !== this.cwd) { + const parent = normPath(path.dirname(entry.absolute)) + if (parent !== this.cwd) { + const mkParent = this[MKDIR](parent, this.dmode) + if (mkParent) + return this[ONERROR](mkParent, entry) + } + } + + const [lstatEr, st] = callSync(() => fs.lstatSync(entry.absolute)) + if (st && (this.keep || this.newer && st.mtime > entry.mtime)) + return this[SKIP](entry) + + if (lstatEr || this[ISREUSABLE](entry, st)) + return this[MAKEFS](null, entry) + + if (st.isDirectory()) { + if (entry.type === 'Directory') { + const needChmod = !this.noChmod && + entry.mode && + (st.mode & 0o7777) !== entry.mode + const [er] = needChmod ? callSync(() => { + fs.chmodSync(entry.absolute, entry.mode) + }) : [] + return this[MAKEFS](er, entry) + } + // not a dir entry, have to remove it + const [er] = callSync(() => fs.rmdirSync(entry.absolute)) + this[MAKEFS](er, entry) + } + + // not a dir, and not reusable. + // don't remove if it's the cwd, since we want that error. + const [er] = entry.absolute === this.cwd ? [] + : callSync(() => unlinkFileSync(entry.absolute)) + this[MAKEFS](er, entry) + } + + [FILE] (entry, done) { + const mode = entry.mode & 0o7777 || this.fmode + + const oner = er => { + let closeError + try { + fs.closeSync(fd) + } catch (e) { + closeError = e + } + if (er || closeError) + this[ONERROR](er || closeError, entry) + done() + } + + let fd + try { + fd = fs.openSync(entry.absolute, getFlag(entry.size), mode) + } catch (er) { + return oner(er) + } + const tx = this.transform ? this.transform(entry) || entry : entry + if (tx !== entry) { + tx.on('error', er => this[ONERROR](er, entry)) + entry.pipe(tx) + } + + tx.on('data', chunk => { + try { + fs.writeSync(fd, chunk, 0, chunk.length) + } catch (er) { + oner(er) + } + }) + + tx.on('end', _ => { + let er = null + // try both, falling futimes back to utimes + // if either fails, handle the first error + if (entry.mtime && !this.noMtime) { + const atime = entry.atime || new Date() + const mtime = entry.mtime + try { + fs.futimesSync(fd, atime, mtime) + } catch (futimeser) { + try { + fs.utimesSync(entry.absolute, atime, mtime) + } catch (utimeser) { + er = futimeser + } + } + } + + if (this[DOCHOWN](entry)) { + const uid = this[UID](entry) + const gid = this[GID](entry) + + try { + fs.fchownSync(fd, uid, gid) + } catch (fchowner) { + try { + fs.chownSync(entry.absolute, uid, gid) + } catch (chowner) { + er = er || fchowner + } + } + } + + oner(er) + }) + } + + [DIRECTORY] (entry, done) { + const mode = entry.mode & 0o7777 || this.dmode + const er = this[MKDIR](entry.absolute, mode) + if (er) { + this[ONERROR](er, entry) + done() + return + } + if (entry.mtime && !this.noMtime) { + try { + fs.utimesSync(entry.absolute, entry.atime || new Date(), entry.mtime) + } catch (er) {} + } + if (this[DOCHOWN](entry)) { + try { + fs.chownSync(entry.absolute, this[UID](entry), this[GID](entry)) + } catch (er) {} + } + done() + entry.resume() + } + + [MKDIR] (dir, mode) { + try { + return mkdir.sync(normPath(dir), { + uid: this.uid, + gid: this.gid, + processUid: this.processUid, + processGid: this.processGid, + umask: this.processUmask, + preserve: this.preservePaths, + unlink: this.unlink, + cache: this.dirCache, + cwd: this.cwd, + mode: mode, + }) + } catch (er) { + return er + } + } + + [LINK] (entry, linkpath, link, done) { + try { + fs[link + 'Sync'](linkpath, entry.absolute) + done() + entry.resume() + } catch (er) { + return this[ONERROR](er, entry) + } + } +} + +Unpack.Sync = UnpackSync +module.exports = Unpack diff --git a/sandbox/testAppNevena/Front/node_modules/tar/lib/update.js b/sandbox/testAppNevena/Front/node_modules/tar/lib/update.js new file mode 100644 index 00000000..a5784b73 --- /dev/null +++ b/sandbox/testAppNevena/Front/node_modules/tar/lib/update.js @@ -0,0 +1,36 @@ +'use strict' + +// tar -u + +const hlo = require('./high-level-opt.js') +const r = require('./replace.js') +// just call tar.r with the filter and mtimeCache + +module.exports = (opt_, files, cb) => { + const opt = hlo(opt_) + + if (!opt.file) + throw new TypeError('file is required') + + if (opt.gzip) + throw new TypeError('cannot append to compressed archives') + + if (!files || !Array.isArray(files) || !files.length) + throw new TypeError('no files or directories specified') + + files = Array.from(files) + + mtimeFilter(opt) + return r(opt, files, cb) +} + +const mtimeFilter = opt => { + const filter = opt.filter + + if (!opt.mtimeCache) + opt.mtimeCache = new Map() + + opt.filter = filter ? (path, stat) => + filter(path, stat) && !(opt.mtimeCache.get(path) > stat.mtime) + : (path, stat) => !(opt.mtimeCache.get(path) > stat.mtime) +} diff --git a/sandbox/testAppNevena/Front/node_modules/tar/lib/warn-mixin.js b/sandbox/testAppNevena/Front/node_modules/tar/lib/warn-mixin.js new file mode 100644 index 00000000..aeebb531 --- /dev/null +++ b/sandbox/testAppNevena/Front/node_modules/tar/lib/warn-mixin.js @@ -0,0 +1,21 @@ +'use strict' +module.exports = Base => class extends Base { + warn (code, message, data = {}) { + if (this.file) + data.file = this.file + if (this.cwd) + data.cwd = this.cwd + data.code = message instanceof Error && message.code || code + data.tarCode = code + if (!this.strict && data.recoverable !== false) { + if (message instanceof Error) { + data = Object.assign(message, data) + message = message.message + } + this.emit('warn', data.tarCode, message, data) + } else if (message instanceof Error) + this.emit('error', Object.assign(message, data)) + else + this.emit('error', Object.assign(new Error(`${code}: ${message}`), data)) + } +} diff --git a/sandbox/testAppNevena/Front/node_modules/tar/lib/winchars.js b/sandbox/testAppNevena/Front/node_modules/tar/lib/winchars.js new file mode 100644 index 00000000..ebcab4ae --- /dev/null +++ b/sandbox/testAppNevena/Front/node_modules/tar/lib/winchars.js @@ -0,0 +1,23 @@ +'use strict' + +// When writing files on Windows, translate the characters to their +// 0xf000 higher-encoded versions. + +const raw = [ + '|', + '<', + '>', + '?', + ':', +] + +const win = raw.map(char => + String.fromCharCode(0xf000 + char.charCodeAt(0))) + +const toWin = new Map(raw.map((char, i) => [char, win[i]])) +const toRaw = new Map(win.map((char, i) => [char, raw[i]])) + +module.exports = { + encode: s => raw.reduce((s, c) => s.split(c).join(toWin.get(c)), s), + decode: s => win.reduce((s, c) => s.split(c).join(toRaw.get(c)), s), +} diff --git a/sandbox/testAppNevena/Front/node_modules/tar/lib/write-entry.js b/sandbox/testAppNevena/Front/node_modules/tar/lib/write-entry.js new file mode 100644 index 00000000..3702f2ae --- /dev/null +++ b/sandbox/testAppNevena/Front/node_modules/tar/lib/write-entry.js @@ -0,0 +1,525 @@ +'use strict' +const MiniPass = require('minipass') +const Pax = require('./pax.js') +const Header = require('./header.js') +const fs = require('fs') +const path = require('path') +const normPath = require('./normalize-windows-path.js') +const stripSlash = require('./strip-trailing-slashes.js') + +const prefixPath = (path, prefix) => { + if (!prefix) + return normPath(path) + path = normPath(path).replace(/^\.(\/|$)/, '') + return stripSlash(prefix) + '/' + path +} + +const maxReadSize = 16 * 1024 * 1024 +const PROCESS = Symbol('process') +const FILE = Symbol('file') +const DIRECTORY = Symbol('directory') +const SYMLINK = Symbol('symlink') +const HARDLINK = Symbol('hardlink') +const HEADER = Symbol('header') +const READ = Symbol('read') +const LSTAT = Symbol('lstat') +const ONLSTAT = Symbol('onlstat') +const ONREAD = Symbol('onread') +const ONREADLINK = Symbol('onreadlink') +const OPENFILE = Symbol('openfile') +const ONOPENFILE = Symbol('onopenfile') +const CLOSE = Symbol('close') +const MODE = Symbol('mode') +const AWAITDRAIN = Symbol('awaitDrain') +const ONDRAIN = Symbol('ondrain') +const PREFIX = Symbol('prefix') +const HAD_ERROR = Symbol('hadError') +const warner = require('./warn-mixin.js') +const winchars = require('./winchars.js') +const stripAbsolutePath = require('./strip-absolute-path.js') + +const modeFix = require('./mode-fix.js') + +const WriteEntry = warner(class WriteEntry extends MiniPass { + constructor (p, opt) { + opt = opt || {} + super(opt) + if (typeof p !== 'string') + throw new TypeError('path is required') + this.path = normPath(p) + // suppress atime, ctime, uid, gid, uname, gname + this.portable = !!opt.portable + // until node has builtin pwnam functions, this'll have to do + this.myuid = process.getuid && process.getuid() || 0 + this.myuser = process.env.USER || '' + this.maxReadSize = opt.maxReadSize || maxReadSize + this.linkCache = opt.linkCache || new Map() + this.statCache = opt.statCache || new Map() + this.preservePaths = !!opt.preservePaths + this.cwd = normPath(opt.cwd || process.cwd()) + this.strict = !!opt.strict + this.noPax = !!opt.noPax + this.noMtime = !!opt.noMtime + this.mtime = opt.mtime || null + this.prefix = opt.prefix ? normPath(opt.prefix) : null + + this.fd = null + this.blockLen = null + this.blockRemain = null + this.buf = null + this.offset = null + this.length = null + this.pos = null + this.remain = null + + if (typeof opt.onwarn === 'function') + this.on('warn', opt.onwarn) + + let pathWarn = false + if (!this.preservePaths) { + const [root, stripped] = stripAbsolutePath(this.path) + if (root) { + this.path = stripped + pathWarn = root + } + } + + this.win32 = !!opt.win32 || process.platform === 'win32' + if (this.win32) { + // force the \ to / normalization, since we might not *actually* + // be on windows, but want \ to be considered a path separator. + this.path = winchars.decode(this.path.replace(/\\/g, '/')) + p = p.replace(/\\/g, '/') + } + + this.absolute = normPath(opt.absolute || path.resolve(this.cwd, p)) + + if (this.path === '') + this.path = './' + + if (pathWarn) { + this.warn('TAR_ENTRY_INFO', `stripping ${pathWarn} from absolute path`, { + entry: this, + path: pathWarn + this.path, + }) + } + + if (this.statCache.has(this.absolute)) + this[ONLSTAT](this.statCache.get(this.absolute)) + else + this[LSTAT]() + } + + emit (ev, ...data) { + if (ev === 'error') + this[HAD_ERROR] = true + return super.emit(ev, ...data) + } + + [LSTAT] () { + fs.lstat(this.absolute, (er, stat) => { + if (er) + return this.emit('error', er) + this[ONLSTAT](stat) + }) + } + + [ONLSTAT] (stat) { + this.statCache.set(this.absolute, stat) + this.stat = stat + if (!stat.isFile()) + stat.size = 0 + this.type = getType(stat) + this.emit('stat', stat) + this[PROCESS]() + } + + [PROCESS] () { + switch (this.type) { + case 'File': return this[FILE]() + case 'Directory': return this[DIRECTORY]() + case 'SymbolicLink': return this[SYMLINK]() + // unsupported types are ignored. + default: return this.end() + } + } + + [MODE] (mode) { + return modeFix(mode, this.type === 'Directory', this.portable) + } + + [PREFIX] (path) { + return prefixPath(path, this.prefix) + } + + [HEADER] () { + if (this.type === 'Directory' && this.portable) + this.noMtime = true + + this.header = new Header({ + path: this[PREFIX](this.path), + // only apply the prefix to hard links. + linkpath: this.type === 'Link' ? this[PREFIX](this.linkpath) + : this.linkpath, + // only the permissions and setuid/setgid/sticky bitflags + // not the higher-order bits that specify file type + mode: this[MODE](this.stat.mode), + uid: this.portable ? null : this.stat.uid, + gid: this.portable ? null : this.stat.gid, + size: this.stat.size, + mtime: this.noMtime ? null : this.mtime || this.stat.mtime, + type: this.type, + uname: this.portable ? null : + this.stat.uid === this.myuid ? this.myuser : '', + atime: this.portable ? null : this.stat.atime, + ctime: this.portable ? null : this.stat.ctime, + }) + + if (this.header.encode() && !this.noPax) { + super.write(new Pax({ + atime: this.portable ? null : this.header.atime, + ctime: this.portable ? null : this.header.ctime, + gid: this.portable ? null : this.header.gid, + mtime: this.noMtime ? null : this.mtime || this.header.mtime, + path: this[PREFIX](this.path), + linkpath: this.type === 'Link' ? this[PREFIX](this.linkpath) + : this.linkpath, + size: this.header.size, + uid: this.portable ? null : this.header.uid, + uname: this.portable ? null : this.header.uname, + dev: this.portable ? null : this.stat.dev, + ino: this.portable ? null : this.stat.ino, + nlink: this.portable ? null : this.stat.nlink, + }).encode()) + } + super.write(this.header.block) + } + + [DIRECTORY] () { + if (this.path.substr(-1) !== '/') + this.path += '/' + this.stat.size = 0 + this[HEADER]() + this.end() + } + + [SYMLINK] () { + fs.readlink(this.absolute, (er, linkpath) => { + if (er) + return this.emit('error', er) + this[ONREADLINK](linkpath) + }) + } + + [ONREADLINK] (linkpath) { + this.linkpath = normPath(linkpath) + this[HEADER]() + this.end() + } + + [HARDLINK] (linkpath) { + this.type = 'Link' + this.linkpath = normPath(path.relative(this.cwd, linkpath)) + this.stat.size = 0 + this[HEADER]() + this.end() + } + + [FILE] () { + if (this.stat.nlink > 1) { + const linkKey = this.stat.dev + ':' + this.stat.ino + if (this.linkCache.has(linkKey)) { + const linkpath = this.linkCache.get(linkKey) + if (linkpath.indexOf(this.cwd) === 0) + return this[HARDLINK](linkpath) + } + this.linkCache.set(linkKey, this.absolute) + } + + this[HEADER]() + if (this.stat.size === 0) + return this.end() + + this[OPENFILE]() + } + + [OPENFILE] () { + fs.open(this.absolute, 'r', (er, fd) => { + if (er) + return this.emit('error', er) + this[ONOPENFILE](fd) + }) + } + + [ONOPENFILE] (fd) { + this.fd = fd + if (this[HAD_ERROR]) + return this[CLOSE]() + + this.blockLen = 512 * Math.ceil(this.stat.size / 512) + this.blockRemain = this.blockLen + const bufLen = Math.min(this.blockLen, this.maxReadSize) + this.buf = Buffer.allocUnsafe(bufLen) + this.offset = 0 + this.pos = 0 + this.remain = this.stat.size + this.length = this.buf.length + this[READ]() + } + + [READ] () { + const { fd, buf, offset, length, pos } = this + fs.read(fd, buf, offset, length, pos, (er, bytesRead) => { + if (er) { + // ignoring the error from close(2) is a bad practice, but at + // this point we already have an error, don't need another one + return this[CLOSE](() => this.emit('error', er)) + } + this[ONREAD](bytesRead) + }) + } + + [CLOSE] (cb) { + fs.close(this.fd, cb) + } + + [ONREAD] (bytesRead) { + if (bytesRead <= 0 && this.remain > 0) { + const er = new Error('encountered unexpected EOF') + er.path = this.absolute + er.syscall = 'read' + er.code = 'EOF' + return this[CLOSE](() => this.emit('error', er)) + } + + if (bytesRead > this.remain) { + const er = new Error('did not encounter expected EOF') + er.path = this.absolute + er.syscall = 'read' + er.code = 'EOF' + return this[CLOSE](() => this.emit('error', er)) + } + + // null out the rest of the buffer, if we could fit the block padding + // at the end of this loop, we've incremented bytesRead and this.remain + // to be incremented up to the blockRemain level, as if we had expected + // to get a null-padded file, and read it until the end. then we will + // decrement both remain and blockRemain by bytesRead, and know that we + // reached the expected EOF, without any null buffer to append. + if (bytesRead === this.remain) { + for (let i = bytesRead; i < this.length && bytesRead < this.blockRemain; i++) { + this.buf[i + this.offset] = 0 + bytesRead++ + this.remain++ + } + } + + const writeBuf = this.offset === 0 && bytesRead === this.buf.length ? + this.buf : this.buf.slice(this.offset, this.offset + bytesRead) + + const flushed = this.write(writeBuf) + if (!flushed) + this[AWAITDRAIN](() => this[ONDRAIN]()) + else + this[ONDRAIN]() + } + + [AWAITDRAIN] (cb) { + this.once('drain', cb) + } + + write (writeBuf) { + if (this.blockRemain < writeBuf.length) { + const er = new Error('writing more data than expected') + er.path = this.absolute + return this.emit('error', er) + } + this.remain -= writeBuf.length + this.blockRemain -= writeBuf.length + this.pos += writeBuf.length + this.offset += writeBuf.length + return super.write(writeBuf) + } + + [ONDRAIN] () { + if (!this.remain) { + if (this.blockRemain) + super.write(Buffer.alloc(this.blockRemain)) + return this[CLOSE](er => er ? this.emit('error', er) : this.end()) + } + + if (this.offset >= this.length) { + // if we only have a smaller bit left to read, alloc a smaller buffer + // otherwise, keep it the same length it was before. + this.buf = Buffer.allocUnsafe(Math.min(this.blockRemain, this.buf.length)) + this.offset = 0 + } + this.length = this.buf.length - this.offset + this[READ]() + } +}) + +class WriteEntrySync extends WriteEntry { + [LSTAT] () { + this[ONLSTAT](fs.lstatSync(this.absolute)) + } + + [SYMLINK] () { + this[ONREADLINK](fs.readlinkSync(this.absolute)) + } + + [OPENFILE] () { + this[ONOPENFILE](fs.openSync(this.absolute, 'r')) + } + + [READ] () { + let threw = true + try { + const { fd, buf, offset, length, pos } = this + const bytesRead = fs.readSync(fd, buf, offset, length, pos) + this[ONREAD](bytesRead) + threw = false + } finally { + // ignoring the error from close(2) is a bad practice, but at + // this point we already have an error, don't need another one + if (threw) { + try { + this[CLOSE](() => {}) + } catch (er) {} + } + } + } + + [AWAITDRAIN] (cb) { + cb() + } + + [CLOSE] (cb) { + fs.closeSync(this.fd) + cb() + } +} + +const WriteEntryTar = warner(class WriteEntryTar extends MiniPass { + constructor (readEntry, opt) { + opt = opt || {} + super(opt) + this.preservePaths = !!opt.preservePaths + this.portable = !!opt.portable + this.strict = !!opt.strict + this.noPax = !!opt.noPax + this.noMtime = !!opt.noMtime + + this.readEntry = readEntry + this.type = readEntry.type + if (this.type === 'Directory' && this.portable) + this.noMtime = true + + this.prefix = opt.prefix || null + + this.path = normPath(readEntry.path) + this.mode = this[MODE](readEntry.mode) + this.uid = this.portable ? null : readEntry.uid + this.gid = this.portable ? null : readEntry.gid + this.uname = this.portable ? null : readEntry.uname + this.gname = this.portable ? null : readEntry.gname + this.size = readEntry.size + this.mtime = this.noMtime ? null : opt.mtime || readEntry.mtime + this.atime = this.portable ? null : readEntry.atime + this.ctime = this.portable ? null : readEntry.ctime + this.linkpath = normPath(readEntry.linkpath) + + if (typeof opt.onwarn === 'function') + this.on('warn', opt.onwarn) + + let pathWarn = false + if (!this.preservePaths) { + const [root, stripped] = stripAbsolutePath(this.path) + if (root) { + this.path = stripped + pathWarn = root + } + } + + this.remain = readEntry.size + this.blockRemain = readEntry.startBlockSize + + this.header = new Header({ + path: this[PREFIX](this.path), + linkpath: this.type === 'Link' ? this[PREFIX](this.linkpath) + : this.linkpath, + // only the permissions and setuid/setgid/sticky bitflags + // not the higher-order bits that specify file type + mode: this.mode, + uid: this.portable ? null : this.uid, + gid: this.portable ? null : this.gid, + size: this.size, + mtime: this.noMtime ? null : this.mtime, + type: this.type, + uname: this.portable ? null : this.uname, + atime: this.portable ? null : this.atime, + ctime: this.portable ? null : this.ctime, + }) + + if (pathWarn) { + this.warn('TAR_ENTRY_INFO', `stripping ${pathWarn} from absolute path`, { + entry: this, + path: pathWarn + this.path, + }) + } + + if (this.header.encode() && !this.noPax) { + super.write(new Pax({ + atime: this.portable ? null : this.atime, + ctime: this.portable ? null : this.ctime, + gid: this.portable ? null : this.gid, + mtime: this.noMtime ? null : this.mtime, + path: this[PREFIX](this.path), + linkpath: this.type === 'Link' ? this[PREFIX](this.linkpath) + : this.linkpath, + size: this.size, + uid: this.portable ? null : this.uid, + uname: this.portable ? null : this.uname, + dev: this.portable ? null : this.readEntry.dev, + ino: this.portable ? null : this.readEntry.ino, + nlink: this.portable ? null : this.readEntry.nlink, + }).encode()) + } + + super.write(this.header.block) + readEntry.pipe(this) + } + + [PREFIX] (path) { + return prefixPath(path, this.prefix) + } + + [MODE] (mode) { + return modeFix(mode, this.type === 'Directory', this.portable) + } + + write (data) { + const writeLen = data.length + if (writeLen > this.blockRemain) + throw new Error('writing more to entry than is appropriate') + this.blockRemain -= writeLen + return super.write(data) + } + + end () { + if (this.blockRemain) + super.write(Buffer.alloc(this.blockRemain)) + return super.end() + } +}) + +WriteEntry.Sync = WriteEntrySync +WriteEntry.Tar = WriteEntryTar + +const getType = stat => + stat.isFile() ? 'File' + : stat.isDirectory() ? 'Directory' + : stat.isSymbolicLink() ? 'SymbolicLink' + : 'Unsupported' + +module.exports = WriteEntry |