From 8ec96c9605b1e97fb36f3c2a2d85632f62fb047b Mon Sep 17 00:00:00 2001 From: unclejack Date: Mon, 9 Dec 2013 00:02:13 +0200 Subject: [PATCH] remove vendored dotcloud/tar The tar dependency has been removed. It's time to remove the vendored tar as well. --- vendor/src/github.com/dotcloud/tar/LICENSE | 27 -- vendor/src/github.com/dotcloud/tar/README | 3 - vendor/src/github.com/dotcloud/tar/common.go | 299 ------------- .../github.com/dotcloud/tar/example_test.go | 79 ---- vendor/src/github.com/dotcloud/tar/reader.go | 396 ------------------ .../github.com/dotcloud/tar/reader_test.go | 385 ----------------- .../src/github.com/dotcloud/tar/stat_atim.go | 20 - .../github.com/dotcloud/tar/stat_atimespec.go | 20 - .../src/github.com/dotcloud/tar/stat_unix.go | 32 -- .../src/github.com/dotcloud/tar/tar_test.go | 271 ------------ .../github.com/dotcloud/tar/testdata/gnu.tar | Bin 3072 -> 0 bytes .../dotcloud/tar/testdata/nil-uid.tar | Bin 1024 -> 0 bytes .../github.com/dotcloud/tar/testdata/pax.tar | Bin 10240 -> 0 bytes .../dotcloud/tar/testdata/small.txt | 1 - .../dotcloud/tar/testdata/small2.txt | 1 - .../github.com/dotcloud/tar/testdata/star.tar | Bin 3072 -> 0 bytes .../dotcloud/tar/testdata/ustar.tar | Bin 2048 -> 0 bytes .../github.com/dotcloud/tar/testdata/v7.tar | Bin 3584 -> 0 bytes .../dotcloud/tar/testdata/writer-big.tar | Bin 4096 -> 0 bytes .../dotcloud/tar/testdata/writer.tar | Bin 3584 -> 0 bytes vendor/src/github.com/dotcloud/tar/writer.go | 377 ----------------- .../github.com/dotcloud/tar/writer_test.go | 393 ----------------- 22 files changed, 2304 deletions(-) delete mode 100644 vendor/src/github.com/dotcloud/tar/LICENSE delete mode 100644 vendor/src/github.com/dotcloud/tar/README delete mode 100644 vendor/src/github.com/dotcloud/tar/common.go delete mode 100644 vendor/src/github.com/dotcloud/tar/example_test.go delete mode 100644 vendor/src/github.com/dotcloud/tar/reader.go delete mode 100644 vendor/src/github.com/dotcloud/tar/reader_test.go delete mode 100644 vendor/src/github.com/dotcloud/tar/stat_atim.go delete mode 100644 vendor/src/github.com/dotcloud/tar/stat_atimespec.go delete mode 100644 vendor/src/github.com/dotcloud/tar/stat_unix.go delete mode 100644 vendor/src/github.com/dotcloud/tar/tar_test.go delete mode 100644 vendor/src/github.com/dotcloud/tar/testdata/gnu.tar delete mode 100644 vendor/src/github.com/dotcloud/tar/testdata/nil-uid.tar delete mode 100644 vendor/src/github.com/dotcloud/tar/testdata/pax.tar delete mode 100644 vendor/src/github.com/dotcloud/tar/testdata/small.txt delete mode 100644 vendor/src/github.com/dotcloud/tar/testdata/small2.txt delete mode 100644 vendor/src/github.com/dotcloud/tar/testdata/star.tar delete mode 100644 vendor/src/github.com/dotcloud/tar/testdata/ustar.tar delete mode 100644 vendor/src/github.com/dotcloud/tar/testdata/v7.tar delete mode 100644 vendor/src/github.com/dotcloud/tar/testdata/writer-big.tar delete mode 100644 vendor/src/github.com/dotcloud/tar/testdata/writer.tar delete mode 100644 vendor/src/github.com/dotcloud/tar/writer.go delete mode 100644 vendor/src/github.com/dotcloud/tar/writer_test.go diff --git a/vendor/src/github.com/dotcloud/tar/LICENSE b/vendor/src/github.com/dotcloud/tar/LICENSE deleted file mode 100644 index 7448756763..0000000000 --- a/vendor/src/github.com/dotcloud/tar/LICENSE +++ /dev/null @@ -1,27 +0,0 @@ -Copyright (c) 2012 The Go Authors. All rights reserved. - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are -met: - - * Redistributions of source code must retain the above copyright -notice, this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above -copyright notice, this list of conditions and the following disclaimer -in the documentation and/or other materials provided with the -distribution. - * Neither the name of Google Inc. nor the names of its -contributors may be used to endorse or promote products derived from -this software without specific prior written permission. - -THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. diff --git a/vendor/src/github.com/dotcloud/tar/README b/vendor/src/github.com/dotcloud/tar/README deleted file mode 100644 index 04a293bbca..0000000000 --- a/vendor/src/github.com/dotcloud/tar/README +++ /dev/null @@ -1,3 +0,0 @@ -This is a fork of the upstream Go [archive/tar](http://golang.org/pkg/archive/tar/) package to add PAX header support. - -You can monitor the upstream pull request [here](https://codereview.appspot.com/12561043/). diff --git a/vendor/src/github.com/dotcloud/tar/common.go b/vendor/src/github.com/dotcloud/tar/common.go deleted file mode 100644 index 693076efce..0000000000 --- a/vendor/src/github.com/dotcloud/tar/common.go +++ /dev/null @@ -1,299 +0,0 @@ -// Copyright 2009 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -// Package tar implements access to tar archives. -// It aims to cover most of the variations, including those produced -// by GNU and BSD tars. -// -// References: -// http://www.freebsd.org/cgi/man.cgi?query=tar&sektion=5 -// http://www.gnu.org/software/tar/manual/html_node/Standard.html -// http://pubs.opengroup.org/onlinepubs/9699919799/utilities/pax.html -package tar - -import ( - "bytes" - "errors" - "fmt" - "os" - "path" - "time" -) - -const ( - blockSize = 512 - - // Types - TypeReg = '0' // regular file - TypeRegA = '\x00' // regular file - TypeLink = '1' // hard link - TypeSymlink = '2' // symbolic link - TypeChar = '3' // character device node - TypeBlock = '4' // block device node - TypeDir = '5' // directory - TypeFifo = '6' // fifo node - TypeCont = '7' // reserved - TypeXHeader = 'x' // extended header - TypeXGlobalHeader = 'g' // global extended header - TypeGNULongName = 'L' // Next file has a long name - TypeGNULongLink = 'K' // Next file symlinks to a file w/ a long name -) - -// A Header represents a single header in a tar archive. -// Some fields may not be populated. -type Header struct { - Name string // name of header file entry - Mode int64 // permission and mode bits - Uid int // user id of owner - Gid int // group id of owner - Size int64 // length in bytes - ModTime time.Time // modified time - Typeflag byte // type of header entry - Linkname string // target name of link - Uname string // user name of owner - Gname string // group name of owner - Devmajor int64 // major number of character or block device - Devminor int64 // minor number of character or block device - AccessTime time.Time // access time - ChangeTime time.Time // status change time -} - -// File name constants from the tar spec. -const ( - fileNameSize = 100 // Maximum number of bytes in a standard tar name. - fileNamePrefixSize = 155 // Maximum number of ustar extension bytes. -) - -// FileInfo returns an os.FileInfo for the Header. -func (h *Header) FileInfo() os.FileInfo { - return headerFileInfo{h} -} - -// headerFileInfo implements os.FileInfo. -type headerFileInfo struct { - h *Header -} - -func (fi headerFileInfo) Size() int64 { return fi.h.Size } -func (fi headerFileInfo) IsDir() bool { return fi.Mode().IsDir() } -func (fi headerFileInfo) ModTime() time.Time { return fi.h.ModTime } -func (fi headerFileInfo) Sys() interface{} { return fi.h } - -// Name returns the base name of the file. -func (fi headerFileInfo) Name() string { - if fi.IsDir() { - return path.Clean(fi.h.Name) - } - return fi.h.Name -} - -// Mode returns the permission and mode bits for the headerFileInfo. -func (fi headerFileInfo) Mode() (mode os.FileMode) { - // Set file permission bits. - mode = os.FileMode(fi.h.Mode).Perm() - - // Set setuid, setgid and sticky bits. - if fi.h.Mode&c_ISUID != 0 { - // setuid - mode |= os.ModeSetuid - } - if fi.h.Mode&c_ISGID != 0 { - // setgid - mode |= os.ModeSetgid - } - if fi.h.Mode&c_ISVTX != 0 { - // sticky - mode |= os.ModeSticky - } - - // Set file mode bits. - // clear perm, setuid, setgid and sticky bits. - m := os.FileMode(fi.h.Mode) &^ 07777 - if m == c_ISDIR { - // directory - mode |= os.ModeDir - } - if m == c_ISFIFO { - // named pipe (FIFO) - mode |= os.ModeNamedPipe - } - if m == c_ISLNK { - // symbolic link - mode |= os.ModeSymlink - } - if m == c_ISBLK { - // device file - mode |= os.ModeDevice - } - if m == c_ISCHR { - // Unix character device - mode |= os.ModeDevice - mode |= os.ModeCharDevice - } - if m == c_ISSOCK { - // Unix domain socket - mode |= os.ModeSocket - } - - switch fi.h.Typeflag { - case TypeLink, TypeSymlink: - // hard link, symbolic link - mode |= os.ModeSymlink - case TypeChar: - // character device node - mode |= os.ModeDevice - mode |= os.ModeCharDevice - case TypeBlock: - // block device node - mode |= os.ModeDevice - case TypeDir: - // directory - mode |= os.ModeDir - case TypeFifo: - // fifo node - mode |= os.ModeNamedPipe - } - - return mode -} - -// sysStat, if non-nil, populates h from system-dependent fields of fi. -var sysStat func(fi os.FileInfo, h *Header) error - -// Mode constants from the tar spec. -const ( - c_ISUID = 04000 // Set uid - c_ISGID = 02000 // Set gid - c_ISVTX = 01000 // Save text (sticky bit) - c_ISDIR = 040000 // Directory - c_ISFIFO = 010000 // FIFO - c_ISREG = 0100000 // Regular file - c_ISLNK = 0120000 // Symbolic link - c_ISBLK = 060000 // Block special file - c_ISCHR = 020000 // Character special file - c_ISSOCK = 0140000 // Socket -) - -// Keywords for the PAX Extended Header -const ( - paxAtime = "atime" - paxCharset = "charset" - paxComment = "comment" - paxCtime = "ctime" // please note that ctime is not a valid pax header. - paxGid = "gid" - paxGname = "gname" - paxLinkpath = "linkpath" - paxMtime = "mtime" - paxPath = "path" - paxSize = "size" - paxUid = "uid" - paxUname = "uname" - paxNone = "" -) - -// FileInfoHeader creates a partially-populated Header from fi. -// If fi describes a symlink, FileInfoHeader records link as the link target. -// If fi describes a directory, a slash is appended to the name. -func FileInfoHeader(fi os.FileInfo, link string) (*Header, error) { - if fi == nil { - return nil, errors.New("tar: FileInfo is nil") - } - fm := fi.Mode() - h := &Header{ - Name: fi.Name(), - ModTime: fi.ModTime(), - Mode: int64(fm.Perm()), // or'd with c_IS* constants later - } - switch { - case fm.IsRegular(): - h.Mode |= c_ISREG - h.Typeflag = TypeReg - h.Size = fi.Size() - case fi.IsDir(): - h.Typeflag = TypeDir - h.Mode |= c_ISDIR - h.Name += "/" - case fm&os.ModeSymlink != 0: - h.Typeflag = TypeSymlink - h.Mode |= c_ISLNK - h.Linkname = link - case fm&os.ModeDevice != 0: - if fm&os.ModeCharDevice != 0 { - h.Mode |= c_ISCHR - h.Typeflag = TypeChar - } else { - h.Mode |= c_ISBLK - h.Typeflag = TypeBlock - } - case fm&os.ModeNamedPipe != 0: - h.Typeflag = TypeFifo - h.Mode |= c_ISFIFO - case fm&os.ModeSocket != 0: - h.Mode |= c_ISSOCK - default: - return nil, fmt.Errorf("archive/tar: unknown file mode %v", fm) - } - if fm&os.ModeSetuid != 0 { - h.Mode |= c_ISUID - } - if fm&os.ModeSetgid != 0 { - h.Mode |= c_ISGID - } - if fm&os.ModeSticky != 0 { - h.Mode |= c_ISVTX - } - if sysStat != nil { - return h, sysStat(fi, h) - } - return h, nil -} - -var zeroBlock = make([]byte, blockSize) - -// POSIX specifies a sum of the unsigned byte values, but the Sun tar uses signed byte values. -// We compute and return both. -func checksum(header []byte) (unsigned int64, signed int64) { - for i := 0; i < len(header); i++ { - if i == 148 { - // The chksum field (header[148:156]) is special: it should be treated as space bytes. - unsigned += ' ' * 8 - signed += ' ' * 8 - i += 7 - continue - } - unsigned += int64(header[i]) - signed += int64(int8(header[i])) - } - return -} - -type slicer []byte - -func (sp *slicer) next(n int) (b []byte) { - s := *sp - b, *sp = s[0:n], s[n:] - return -} - -func isASCII(s string) bool { - for _, c := range s { - if c >= 0x80 { - return false - } - } - return true -} - -func toASCII(s string) string { - if isASCII(s) { - return s - } - var buf bytes.Buffer - for _, c := range s { - if c < 0x80 { - buf.WriteByte(byte(c)) - } - } - return buf.String() -} diff --git a/vendor/src/github.com/dotcloud/tar/example_test.go b/vendor/src/github.com/dotcloud/tar/example_test.go deleted file mode 100644 index 351eaa0e6c..0000000000 --- a/vendor/src/github.com/dotcloud/tar/example_test.go +++ /dev/null @@ -1,79 +0,0 @@ -// Copyright 2013 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -package tar_test - -import ( - "archive/tar" - "bytes" - "fmt" - "io" - "log" - "os" -) - -func Example() { - // Create a buffer to write our archive to. - buf := new(bytes.Buffer) - - // Create a new tar archive. - tw := tar.NewWriter(buf) - - // Add some files to the archive. - var files = []struct { - Name, Body string - }{ - {"readme.txt", "This archive contains some text files."}, - {"gopher.txt", "Gopher names:\nGeorge\nGeoffrey\nGonzo"}, - {"todo.txt", "Get animal handling licence."}, - } - for _, file := range files { - hdr := &tar.Header{ - Name: file.Name, - Size: int64(len(file.Body)), - } - if err := tw.WriteHeader(hdr); err != nil { - log.Fatalln(err) - } - if _, err := tw.Write([]byte(file.Body)); err != nil { - log.Fatalln(err) - } - } - // Make sure to check the error on Close. - if err := tw.Close(); err != nil { - log.Fatalln(err) - } - - // Open the tar archive for reading. - r := bytes.NewReader(buf.Bytes()) - tr := tar.NewReader(r) - - // Iterate through the files in the archive. - for { - hdr, err := tr.Next() - if err == io.EOF { - // end of tar archive - break - } - if err != nil { - log.Fatalln(err) - } - fmt.Printf("Contents of %s:\n", hdr.Name) - if _, err := io.Copy(os.Stdout, tr); err != nil { - log.Fatalln(err) - } - fmt.Println() - } - - // Output: - // Contents of readme.txt: - // This archive contains some text files. - // Contents of gopher.txt: - // Gopher names: - // George - // Geoffrey - // Gonzo - // Contents of todo.txt: - // Get animal handling licence. -} diff --git a/vendor/src/github.com/dotcloud/tar/reader.go b/vendor/src/github.com/dotcloud/tar/reader.go deleted file mode 100644 index b2d62f3c51..0000000000 --- a/vendor/src/github.com/dotcloud/tar/reader.go +++ /dev/null @@ -1,396 +0,0 @@ -// Copyright 2009 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -package tar - -// TODO(dsymonds): -// - pax extensions - -import ( - "bytes" - "errors" - "io" - "io/ioutil" - "os" - "strconv" - "strings" - "time" -) - -var ( - ErrHeader = errors.New("archive/tar: invalid tar header") -) - -const maxNanoSecondIntSize = 9 - -// A Reader provides sequential access to the contents of a tar archive. -// A tar archive consists of a sequence of files. -// The Next method advances to the next file in the archive (including the first), -// and then it can be treated as an io.Reader to access the file's data. -type Reader struct { - r io.Reader - err error - nb int64 // number of unread bytes for current file entry - pad int64 // amount of padding (ignored) after current file entry -} - -// NewReader creates a new Reader reading from r. -func NewReader(r io.Reader) *Reader { return &Reader{r: r} } - -// Next advances to the next entry in the tar archive. -func (tr *Reader) Next() (*Header, error) { - var hdr *Header - if tr.err == nil { - tr.skipUnread() - } - if tr.err != nil { - return hdr, tr.err - } - hdr = tr.readHeader() - if hdr == nil { - return hdr, tr.err - } - // Check for PAX/GNU header. - switch hdr.Typeflag { - case TypeXHeader: - // PAX extended header - headers, err := parsePAX(tr) - if err != nil { - return nil, err - } - // We actually read the whole file, - // but this skips alignment padding - tr.skipUnread() - hdr = tr.readHeader() - mergePAX(hdr, headers) - return hdr, nil - case TypeGNULongName: - // We have a GNU long name header. Its contents are the real file name. - realname, err := ioutil.ReadAll(tr) - if err != nil { - return nil, err - } - hdr, err := tr.Next() - hdr.Name = cString(realname) - return hdr, err - case TypeGNULongLink: - // We have a GNU long link header. - realname, err := ioutil.ReadAll(tr) - if err != nil { - return nil, err - } - hdr, err := tr.Next() - hdr.Linkname = cString(realname) - return hdr, err - } - return hdr, tr.err -} - -// mergePAX merges well known headers according to PAX standard. -// In general headers with the same name as those found -// in the header struct overwrite those found in the header -// struct with higher precision or longer values. Esp. useful -// for name and linkname fields. -func mergePAX(hdr *Header, headers map[string]string) error { - for k, v := range headers { - switch k { - case paxPath: - hdr.Name = v - case paxLinkpath: - hdr.Linkname = v - case paxGname: - hdr.Gname = v - case paxUname: - hdr.Uname = v - case paxUid: - uid, err := strconv.ParseInt(v, 10, 0) - if err != nil { - return err - } - hdr.Uid = int(uid) - case paxGid: - gid, err := strconv.ParseInt(v, 10, 0) - if err != nil { - return err - } - hdr.Gid = int(gid) - case paxAtime: - t, err := parsePAXTime(v) - if err != nil { - return err - } - hdr.AccessTime = t - case paxMtime: - t, err := parsePAXTime(v) - if err != nil { - return err - } - hdr.ModTime = t - case paxCtime: - t, err := parsePAXTime(v) - if err != nil { - return err - } - hdr.ChangeTime = t - case paxSize: - size, err := strconv.ParseInt(v, 10, 0) - if err != nil { - return err - } - hdr.Size = int64(size) - } - - } - return nil -} - -// parsePAXTime takes a string of the form %d.%d as described in -// the PAX specification. -func parsePAXTime(t string) (time.Time, error) { - buf := []byte(t) - pos := bytes.IndexByte(buf, '.') - var seconds, nanoseconds int64 - var err error - if pos == -1 { - seconds, err = strconv.ParseInt(t, 10, 0) - if err != nil { - return time.Time{}, err - } - } else { - seconds, err = strconv.ParseInt(string(buf[:pos]), 10, 0) - if err != nil { - return time.Time{}, err - } - nano_buf := string(buf[pos+1:]) - // Pad as needed before converting to a decimal. - // For example .030 -> .030000000 -> 30000000 nanoseconds - if len(nano_buf) < maxNanoSecondIntSize { - // Right pad - nano_buf += strings.Repeat("0", maxNanoSecondIntSize-len(nano_buf)) - } else if len(nano_buf) > maxNanoSecondIntSize { - // Right truncate - nano_buf = nano_buf[:maxNanoSecondIntSize] - } - nanoseconds, err = strconv.ParseInt(string(nano_buf), 10, 0) - if err != nil { - return time.Time{}, err - } - } - ts := time.Unix(seconds, nanoseconds) - return ts, nil -} - -// parsePAX parses PAX headers. -// If an extended header (type 'x') is invalid, ErrHeader is returned -func parsePAX(r io.Reader) (map[string]string, error) { - buf, err := ioutil.ReadAll(r) - if err != nil { - return nil, err - } - headers := make(map[string]string) - // Each record is constructed as - // "%d %s=%s\n", length, keyword, value - for len(buf) > 0 { - // or the header was empty to start with. - var sp int - // The size field ends at the first space. - sp = bytes.IndexByte(buf, ' ') - if sp == -1 { - return nil, ErrHeader - } - // Parse the first token as a decimal integer. - n, err := strconv.ParseInt(string(buf[:sp]), 10, 0) - if err != nil { - return nil, ErrHeader - } - // Extract everything between the decimal and the n -1 on the - // beginning to to eat the ' ', -1 on the end to skip the newline. - var record []byte - record, buf = buf[sp+1:n-1], buf[n:] - // The first equals is guaranteed to mark the end of the key. - // Everything else is value. - eq := bytes.IndexByte(record, '=') - if eq == -1 { - return nil, ErrHeader - } - key, value := record[:eq], record[eq+1:] - headers[string(key)] = string(value) - } - return headers, nil -} - -// cString parses bytes as a NUL-terminated C-style string. -// If a NUL byte is not found then the whole slice is returned as a string. -func cString(b []byte) string { - n := 0 - for n < len(b) && b[n] != 0 { - n++ - } - return string(b[0:n]) -} - -func (tr *Reader) octal(b []byte) int64 { - // Check for binary format first. - if len(b) > 0 && b[0]&0x80 != 0 { - var x int64 - for i, c := range b { - if i == 0 { - c &= 0x7f // ignore signal bit in first byte - } - x = x<<8 | int64(c) - } - return x - } - - // Because unused fields are filled with NULs, we need - // to skip leading NULs. Fields may also be padded with - // spaces or NULs. - // So we remove leading and trailing NULs and spaces to - // be sure. - b = bytes.Trim(b, " \x00") - - if len(b) == 0 { - return 0 - } - x, err := strconv.ParseUint(cString(b), 8, 64) - if err != nil { - tr.err = err - } - return int64(x) -} - -// skipUnread skips any unread bytes in the existing file entry, as well as any alignment padding. -func (tr *Reader) skipUnread() { - nr := tr.nb + tr.pad // number of bytes to skip - tr.nb, tr.pad = 0, 0 - if sr, ok := tr.r.(io.Seeker); ok { - if _, err := sr.Seek(nr, os.SEEK_CUR); err == nil { - return - } - } - _, tr.err = io.CopyN(ioutil.Discard, tr.r, nr) -} - -func (tr *Reader) verifyChecksum(header []byte) bool { - if tr.err != nil { - return false - } - - given := tr.octal(header[148:156]) - unsigned, signed := checksum(header) - return given == unsigned || given == signed -} - -func (tr *Reader) readHeader() *Header { - header := make([]byte, blockSize) - if _, tr.err = io.ReadFull(tr.r, header); tr.err != nil { - return nil - } - - // Two blocks of zero bytes marks the end of the archive. - if bytes.Equal(header, zeroBlock[0:blockSize]) { - if _, tr.err = io.ReadFull(tr.r, header); tr.err != nil { - return nil - } - if bytes.Equal(header, zeroBlock[0:blockSize]) { - tr.err = io.EOF - } else { - tr.err = ErrHeader // zero block and then non-zero block - } - return nil - } - - if !tr.verifyChecksum(header) { - tr.err = ErrHeader - return nil - } - - // Unpack - hdr := new(Header) - s := slicer(header) - - hdr.Name = cString(s.next(100)) - hdr.Mode = tr.octal(s.next(8)) - hdr.Uid = int(tr.octal(s.next(8))) - hdr.Gid = int(tr.octal(s.next(8))) - hdr.Size = tr.octal(s.next(12)) - hdr.ModTime = time.Unix(tr.octal(s.next(12)), 0) - s.next(8) // chksum - hdr.Typeflag = s.next(1)[0] - hdr.Linkname = cString(s.next(100)) - - // The remainder of the header depends on the value of magic. - // The original (v7) version of tar had no explicit magic field, - // so its magic bytes, like the rest of the block, are NULs. - magic := string(s.next(8)) // contains version field as well. - var format string - switch magic { - case "ustar\x0000": // POSIX tar (1003.1-1988) - if string(header[508:512]) == "tar\x00" { - format = "star" - } else { - format = "posix" - } - case "ustar \x00": // old GNU tar - format = "gnu" - } - - switch format { - case "posix", "gnu", "star": - hdr.Uname = cString(s.next(32)) - hdr.Gname = cString(s.next(32)) - devmajor := s.next(8) - devminor := s.next(8) - if hdr.Typeflag == TypeChar || hdr.Typeflag == TypeBlock { - hdr.Devmajor = tr.octal(devmajor) - hdr.Devminor = tr.octal(devminor) - } - var prefix string - switch format { - case "posix", "gnu": - prefix = cString(s.next(155)) - case "star": - prefix = cString(s.next(131)) - hdr.AccessTime = time.Unix(tr.octal(s.next(12)), 0) - hdr.ChangeTime = time.Unix(tr.octal(s.next(12)), 0) - } - if len(prefix) > 0 { - hdr.Name = prefix + "/" + hdr.Name - } - } - - if tr.err != nil { - tr.err = ErrHeader - return nil - } - - // Maximum value of hdr.Size is 64 GB (12 octal digits), - // so there's no risk of int64 overflowing. - tr.nb = int64(hdr.Size) - tr.pad = -tr.nb & (blockSize - 1) // blockSize is a power of two - - return hdr -} - -// Read reads from the current entry in the tar archive. -// It returns 0, io.EOF when it reaches the end of that entry, -// until Next is called to advance to the next entry. -func (tr *Reader) Read(b []byte) (n int, err error) { - if tr.nb == 0 { - // file consumed - return 0, io.EOF - } - - if int64(len(b)) > tr.nb { - b = b[0:tr.nb] - } - n, err = tr.r.Read(b) - tr.nb -= int64(n) - - if err == io.EOF && tr.nb > 0 { - err = io.ErrUnexpectedEOF - } - tr.err = err - return -} diff --git a/vendor/src/github.com/dotcloud/tar/reader_test.go b/vendor/src/github.com/dotcloud/tar/reader_test.go deleted file mode 100644 index 1285616565..0000000000 --- a/vendor/src/github.com/dotcloud/tar/reader_test.go +++ /dev/null @@ -1,385 +0,0 @@ -// Copyright 2009 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -package tar - -import ( - "bytes" - "crypto/md5" - "fmt" - "io" - "os" - "reflect" - "strings" - "testing" - "time" -) - -type untarTest struct { - file string - headers []*Header - cksums []string -} - -var gnuTarTest = &untarTest{ - file: "testdata/gnu.tar", - headers: []*Header{ - { - Name: "small.txt", - Mode: 0640, - Uid: 73025, - Gid: 5000, - Size: 5, - ModTime: time.Unix(1244428340, 0), - Typeflag: '0', - Uname: "dsymonds", - Gname: "eng", - }, - { - Name: "small2.txt", - Mode: 0640, - Uid: 73025, - Gid: 5000, - Size: 11, - ModTime: time.Unix(1244436044, 0), - Typeflag: '0', - Uname: "dsymonds", - Gname: "eng", - }, - }, - cksums: []string{ - "e38b27eaccb4391bdec553a7f3ae6b2f", - "c65bd2e50a56a2138bf1716f2fd56fe9", - }, -} - -var untarTests = []*untarTest{ - gnuTarTest, - { - file: "testdata/star.tar", - headers: []*Header{ - { - Name: "small.txt", - Mode: 0640, - Uid: 73025, - Gid: 5000, - Size: 5, - ModTime: time.Unix(1244592783, 0), - Typeflag: '0', - Uname: "dsymonds", - Gname: "eng", - AccessTime: time.Unix(1244592783, 0), - ChangeTime: time.Unix(1244592783, 0), - }, - { - Name: "small2.txt", - Mode: 0640, - Uid: 73025, - Gid: 5000, - Size: 11, - ModTime: time.Unix(1244592783, 0), - Typeflag: '0', - Uname: "dsymonds", - Gname: "eng", - AccessTime: time.Unix(1244592783, 0), - ChangeTime: time.Unix(1244592783, 0), - }, - }, - }, - { - file: "testdata/v7.tar", - headers: []*Header{ - { - Name: "small.txt", - Mode: 0444, - Uid: 73025, - Gid: 5000, - Size: 5, - ModTime: time.Unix(1244593104, 0), - Typeflag: '\x00', - }, - { - Name: "small2.txt", - Mode: 0444, - Uid: 73025, - Gid: 5000, - Size: 11, - ModTime: time.Unix(1244593104, 0), - Typeflag: '\x00', - }, - }, - }, - { - file: "testdata/pax.tar", - headers: []*Header{ - { - Name: "a/123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100", - Mode: 0664, - Uid: 1000, - Gid: 1000, - Uname: "shane", - Gname: "shane", - Size: 7, - ModTime: time.Unix(1350244992, 23960108), - ChangeTime: time.Unix(1350244992, 23960108), - AccessTime: time.Unix(1350244992, 23960108), - Typeflag: TypeReg, - }, - { - Name: "a/b", - Mode: 0777, - Uid: 1000, - Gid: 1000, - Uname: "shane", - Gname: "shane", - Size: 0, - ModTime: time.Unix(1350266320, 910238425), - ChangeTime: time.Unix(1350266320, 910238425), - AccessTime: time.Unix(1350266320, 910238425), - Typeflag: TypeSymlink, - Linkname: "123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100", - }, - }, - }, - { - file: "testdata/nil-uid.tar", // golang.org/issue/5290 - headers: []*Header{ - { - Name: "P1050238.JPG.log", - Mode: 0664, - Uid: 0, - Gid: 0, - Size: 14, - ModTime: time.Unix(1365454838, 0), - Typeflag: TypeReg, - Linkname: "", - Uname: "eyefi", - Gname: "eyefi", - Devmajor: 0, - Devminor: 0, - }, - }, - }, -} - -func TestReader(t *testing.T) { -testLoop: - for i, test := range untarTests { - f, err := os.Open(test.file) - if err != nil { - t.Errorf("test %d: Unexpected error: %v", i, err) - continue - } - defer f.Close() - tr := NewReader(f) - for j, header := range test.headers { - hdr, err := tr.Next() - if err != nil || hdr == nil { - t.Errorf("test %d, entry %d: Didn't get entry: %v", i, j, err) - f.Close() - continue testLoop - } - if *hdr != *header { - t.Errorf("test %d, entry %d: Incorrect header:\nhave %+v\nwant %+v", - i, j, *hdr, *header) - } - } - hdr, err := tr.Next() - if err == io.EOF { - continue testLoop - } - if hdr != nil || err != nil { - t.Errorf("test %d: Unexpected entry or error: hdr=%v err=%v", i, hdr, err) - } - } -} - -func TestPartialRead(t *testing.T) { - f, err := os.Open("testdata/gnu.tar") - if err != nil { - t.Fatalf("Unexpected error: %v", err) - } - defer f.Close() - - tr := NewReader(f) - - // Read the first four bytes; Next() should skip the last byte. - hdr, err := tr.Next() - if err != nil || hdr == nil { - t.Fatalf("Didn't get first file: %v", err) - } - buf := make([]byte, 4) - if _, err := io.ReadFull(tr, buf); err != nil { - t.Fatalf("Unexpected error: %v", err) - } - if expected := []byte("Kilt"); !bytes.Equal(buf, expected) { - t.Errorf("Contents = %v, want %v", buf, expected) - } - - // Second file - hdr, err = tr.Next() - if err != nil || hdr == nil { - t.Fatalf("Didn't get second file: %v", err) - } - buf = make([]byte, 6) - if _, err := io.ReadFull(tr, buf); err != nil { - t.Fatalf("Unexpected error: %v", err) - } - if expected := []byte("Google"); !bytes.Equal(buf, expected) { - t.Errorf("Contents = %v, want %v", buf, expected) - } -} - -func TestIncrementalRead(t *testing.T) { - test := gnuTarTest - f, err := os.Open(test.file) - if err != nil { - t.Fatalf("Unexpected error: %v", err) - } - defer f.Close() - - tr := NewReader(f) - - headers := test.headers - cksums := test.cksums - nread := 0 - - // loop over all files - for ; ; nread++ { - hdr, err := tr.Next() - if hdr == nil || err == io.EOF { - break - } - - // check the header - if *hdr != *headers[nread] { - t.Errorf("Incorrect header:\nhave %+v\nwant %+v", - *hdr, headers[nread]) - } - - // read file contents in little chunks EOF, - // checksumming all the way - h := md5.New() - rdbuf := make([]uint8, 8) - for { - nr, err := tr.Read(rdbuf) - if err == io.EOF { - break - } - if err != nil { - t.Errorf("Read: unexpected error %v\n", err) - break - } - h.Write(rdbuf[0:nr]) - } - // verify checksum - have := fmt.Sprintf("%x", h.Sum(nil)) - want := cksums[nread] - if want != have { - t.Errorf("Bad checksum on file %s:\nhave %+v\nwant %+v", hdr.Name, have, want) - } - } - if nread != len(headers) { - t.Errorf("Didn't process all files\nexpected: %d\nprocessed %d\n", len(headers), nread) - } -} - -func TestNonSeekable(t *testing.T) { - test := gnuTarTest - f, err := os.Open(test.file) - if err != nil { - t.Fatalf("Unexpected error: %v", err) - } - defer f.Close() - - type readerOnly struct { - io.Reader - } - tr := NewReader(readerOnly{f}) - nread := 0 - - for ; ; nread++ { - _, err := tr.Next() - if err == io.EOF { - break - } - if err != nil { - t.Fatalf("Unexpected error: %v", err) - } - } - - if nread != len(test.headers) { - t.Errorf("Didn't process all files\nexpected: %d\nprocessed %d\n", len(test.headers), nread) - } -} - -func TestParsePAXHeader(t *testing.T) { - paxTests := [][3]string{ - {"a", "a=name", "10 a=name\n"}, // Test case involving multiple acceptable lengths - {"a", "a=name", "9 a=name\n"}, // Test case involving multiple acceptable length - {"mtime", "mtime=1350244992.023960108", "30 mtime=1350244992.023960108\n"}} - for _, test := range paxTests { - key, expected, raw := test[0], test[1], test[2] - reader := bytes.NewBuffer([]byte(raw)) - headers, err := parsePAX(reader) - if err != nil { - t.Errorf("Couldn't parse correctly formatted headers: %v", err) - continue - } - if strings.EqualFold(headers[key], expected) { - t.Errorf("mtime header incorrectly parsed: got %s, wanted %s", headers[key], expected) - continue - } - trailer := make([]byte, 100) - n, err := reader.Read(trailer) - if err != io.EOF || n != 0 { - t.Error("Buffer wasn't consumed") - } - } - badHeader := bytes.NewBuffer([]byte("3 somelongkey=")) - if _, err := parsePAX(badHeader); err != ErrHeader { - t.Fatal("Unexpected success when parsing bad header") - } -} - -func TestParsePAXTime(t *testing.T) { - // Some valid PAX time values - timestamps := map[string]time.Time{ - "1350244992.023960108": time.Unix(1350244992, 23960108), // The commoon case - "1350244992.02396010": time.Unix(1350244992, 23960100), // Lower precision value - "1350244992.0239601089": time.Unix(1350244992, 23960108), // Higher precision value - "1350244992": time.Unix(1350244992, 0), // Low precision value - } - for input, expected := range timestamps { - ts, err := parsePAXTime(input) - if err != nil { - t.Fatal(err) - } - if !ts.Equal(expected) { - t.Fatalf("Time parsing failure %s %s", ts, expected) - } - } -} - -func TestMergePAX(t *testing.T) { - hdr := new(Header) - // Test a string, integer, and time based value. - headers := map[string]string{ - "path": "a/b/c", - "uid": "1000", - "mtime": "1350244992.023960108", - } - err := mergePAX(hdr, headers) - if err != nil { - t.Fatal(err) - } - want := &Header{ - Name: "a/b/c", - Uid: 1000, - ModTime: time.Unix(1350244992, 23960108), - } - if !reflect.DeepEqual(hdr, want) { - t.Errorf("incorrect merge: got %+v, want %+v", hdr, want) - } -} diff --git a/vendor/src/github.com/dotcloud/tar/stat_atim.go b/vendor/src/github.com/dotcloud/tar/stat_atim.go deleted file mode 100644 index 6029b08712..0000000000 --- a/vendor/src/github.com/dotcloud/tar/stat_atim.go +++ /dev/null @@ -1,20 +0,0 @@ -// Copyright 2012 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -// +build linux openbsd - -package tar - -import ( - "syscall" - "time" -) - -func statAtime(st *syscall.Stat_t) time.Time { - return time.Unix(st.Atim.Unix()) -} - -func statCtime(st *syscall.Stat_t) time.Time { - return time.Unix(st.Ctim.Unix()) -} diff --git a/vendor/src/github.com/dotcloud/tar/stat_atimespec.go b/vendor/src/github.com/dotcloud/tar/stat_atimespec.go deleted file mode 100644 index 6f17dbe307..0000000000 --- a/vendor/src/github.com/dotcloud/tar/stat_atimespec.go +++ /dev/null @@ -1,20 +0,0 @@ -// Copyright 2012 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -// +build darwin freebsd netbsd - -package tar - -import ( - "syscall" - "time" -) - -func statAtime(st *syscall.Stat_t) time.Time { - return time.Unix(st.Atimespec.Unix()) -} - -func statCtime(st *syscall.Stat_t) time.Time { - return time.Unix(st.Ctimespec.Unix()) -} diff --git a/vendor/src/github.com/dotcloud/tar/stat_unix.go b/vendor/src/github.com/dotcloud/tar/stat_unix.go deleted file mode 100644 index 92bc924242..0000000000 --- a/vendor/src/github.com/dotcloud/tar/stat_unix.go +++ /dev/null @@ -1,32 +0,0 @@ -// Copyright 2012 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -// +build linux darwin freebsd openbsd netbsd - -package tar - -import ( - "os" - "syscall" -) - -func init() { - sysStat = statUnix -} - -func statUnix(fi os.FileInfo, h *Header) error { - sys, ok := fi.Sys().(*syscall.Stat_t) - if !ok { - return nil - } - h.Uid = int(sys.Uid) - h.Gid = int(sys.Gid) - // TODO(bradfitz): populate username & group. os/user - // doesn't cache LookupId lookups, and lacks group - // lookup functions. - h.AccessTime = statAtime(sys) - h.ChangeTime = statCtime(sys) - // TODO(bradfitz): major/minor device numbers? - return nil -} diff --git a/vendor/src/github.com/dotcloud/tar/tar_test.go b/vendor/src/github.com/dotcloud/tar/tar_test.go deleted file mode 100644 index dd6310313a..0000000000 --- a/vendor/src/github.com/dotcloud/tar/tar_test.go +++ /dev/null @@ -1,271 +0,0 @@ -// Copyright 2012 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -package tar - -import ( - "bytes" - "io/ioutil" - "os" - "reflect" - "testing" - "time" -) - -func TestFileInfoHeader(t *testing.T) { - fi, err := os.Stat("testdata/small.txt") - if err != nil { - t.Fatal(err) - } - h, err := FileInfoHeader(fi, "") - if err != nil { - t.Fatalf("FileInfoHeader: %v", err) - } - if g, e := h.Name, "small.txt"; g != e { - t.Errorf("Name = %q; want %q", g, e) - } - if g, e := h.Mode, int64(fi.Mode().Perm())|c_ISREG; g != e { - t.Errorf("Mode = %#o; want %#o", g, e) - } - if g, e := h.Size, int64(5); g != e { - t.Errorf("Size = %v; want %v", g, e) - } - if g, e := h.ModTime, fi.ModTime(); !g.Equal(e) { - t.Errorf("ModTime = %v; want %v", g, e) - } -} - -func TestFileInfoHeaderDir(t *testing.T) { - fi, err := os.Stat("testdata") - if err != nil { - t.Fatal(err) - } - h, err := FileInfoHeader(fi, "") - if err != nil { - t.Fatalf("FileInfoHeader: %v", err) - } - if g, e := h.Name, "testdata/"; g != e { - t.Errorf("Name = %q; want %q", g, e) - } - // Ignoring c_ISGID for golang.org/issue/4867 - if g, e := h.Mode&^c_ISGID, int64(fi.Mode().Perm())|c_ISDIR; g != e { - t.Errorf("Mode = %#o; want %#o", g, e) - } - if g, e := h.Size, int64(0); g != e { - t.Errorf("Size = %v; want %v", g, e) - } - if g, e := h.ModTime, fi.ModTime(); !g.Equal(e) { - t.Errorf("ModTime = %v; want %v", g, e) - } -} - -func TestFileInfoHeaderSymlink(t *testing.T) { - h, err := FileInfoHeader(symlink{}, "some-target") - if err != nil { - t.Fatal(err) - } - if g, e := h.Name, "some-symlink"; g != e { - t.Errorf("Name = %q; want %q", g, e) - } - if g, e := h.Linkname, "some-target"; g != e { - t.Errorf("Linkname = %q; want %q", g, e) - } -} - -type symlink struct{} - -func (symlink) Name() string { return "some-symlink" } -func (symlink) Size() int64 { return 0 } -func (symlink) Mode() os.FileMode { return os.ModeSymlink } -func (symlink) ModTime() time.Time { return time.Time{} } -func (symlink) IsDir() bool { return false } -func (symlink) Sys() interface{} { return nil } - -func TestRoundTrip(t *testing.T) { - data := []byte("some file contents") - - var b bytes.Buffer - tw := NewWriter(&b) - hdr := &Header{ - Name: "file.txt", - Uid: 1 << 21, // too big for 8 octal digits - Size: int64(len(data)), - ModTime: time.Now(), - } - // tar only supports second precision. - hdr.ModTime = hdr.ModTime.Add(-time.Duration(hdr.ModTime.Nanosecond()) * time.Nanosecond) - if err := tw.WriteHeader(hdr); err != nil { - t.Fatalf("tw.WriteHeader: %v", err) - } - if _, err := tw.Write(data); err != nil { - t.Fatalf("tw.Write: %v", err) - } - if err := tw.Close(); err != nil { - t.Fatalf("tw.Close: %v", err) - } - - // Read it back. - tr := NewReader(&b) - rHdr, err := tr.Next() - if err != nil { - t.Fatalf("tr.Next: %v", err) - } - if !reflect.DeepEqual(rHdr, hdr) { - t.Errorf("Header mismatch.\n got %+v\nwant %+v", rHdr, hdr) - } - rData, err := ioutil.ReadAll(tr) - if err != nil { - t.Fatalf("Read: %v", err) - } - if !bytes.Equal(rData, data) { - t.Errorf("Data mismatch.\n got %q\nwant %q", rData, data) - } -} - -type headerRoundTripTest struct { - h *Header - fm os.FileMode -} - -func TestHeaderRoundTrip(t *testing.T) { - golden := []headerRoundTripTest{ - // regular file. - { - h: &Header{ - Name: "test.txt", - Mode: 0644 | c_ISREG, - Size: 12, - ModTime: time.Unix(1360600916, 0), - Typeflag: TypeReg, - }, - fm: 0644, - }, - // hard link. - { - h: &Header{ - Name: "hard.txt", - Mode: 0644 | c_ISLNK, - Size: 0, - ModTime: time.Unix(1360600916, 0), - Typeflag: TypeLink, - }, - fm: 0644 | os.ModeSymlink, - }, - // symbolic link. - { - h: &Header{ - Name: "link.txt", - Mode: 0777 | c_ISLNK, - Size: 0, - ModTime: time.Unix(1360600852, 0), - Typeflag: TypeSymlink, - }, - fm: 0777 | os.ModeSymlink, - }, - // character device node. - { - h: &Header{ - Name: "dev/null", - Mode: 0666 | c_ISCHR, - Size: 0, - ModTime: time.Unix(1360578951, 0), - Typeflag: TypeChar, - }, - fm: 0666 | os.ModeDevice | os.ModeCharDevice, - }, - // block device node. - { - h: &Header{ - Name: "dev/sda", - Mode: 0660 | c_ISBLK, - Size: 0, - ModTime: time.Unix(1360578954, 0), - Typeflag: TypeBlock, - }, - fm: 0660 | os.ModeDevice, - }, - // directory. - { - h: &Header{ - Name: "dir/", - Mode: 0755 | c_ISDIR, - Size: 0, - ModTime: time.Unix(1360601116, 0), - Typeflag: TypeDir, - }, - fm: 0755 | os.ModeDir, - }, - // fifo node. - { - h: &Header{ - Name: "dev/initctl", - Mode: 0600 | c_ISFIFO, - Size: 0, - ModTime: time.Unix(1360578949, 0), - Typeflag: TypeFifo, - }, - fm: 0600 | os.ModeNamedPipe, - }, - // setuid. - { - h: &Header{ - Name: "bin/su", - Mode: 0755 | c_ISREG | c_ISUID, - Size: 23232, - ModTime: time.Unix(1355405093, 0), - Typeflag: TypeReg, - }, - fm: 0755 | os.ModeSetuid, - }, - // setguid. - { - h: &Header{ - Name: "group.txt", - Mode: 0750 | c_ISREG | c_ISGID, - Size: 0, - ModTime: time.Unix(1360602346, 0), - Typeflag: TypeReg, - }, - fm: 0750 | os.ModeSetgid, - }, - // sticky. - { - h: &Header{ - Name: "sticky.txt", - Mode: 0600 | c_ISREG | c_ISVTX, - Size: 7, - ModTime: time.Unix(1360602540, 0), - Typeflag: TypeReg, - }, - fm: 0600 | os.ModeSticky, - }, - } - - for i, g := range golden { - fi := g.h.FileInfo() - h2, err := FileInfoHeader(fi, "") - if err != nil { - t.Error(err) - continue - } - if got, want := h2.Name, g.h.Name; got != want { - t.Errorf("i=%d: Name: got %v, want %v", i, got, want) - } - if got, want := h2.Size, g.h.Size; got != want { - t.Errorf("i=%d: Size: got %v, want %v", i, got, want) - } - if got, want := h2.Mode, g.h.Mode; got != want { - t.Errorf("i=%d: Mode: got %o, want %o", i, got, want) - } - if got, want := fi.Mode(), g.fm; got != want { - t.Errorf("i=%d: fi.Mode: got %o, want %o", i, got, want) - } - if got, want := h2.ModTime, g.h.ModTime; got != want { - t.Errorf("i=%d: ModTime: got %v, want %v", i, got, want) - } - if sysh, ok := fi.Sys().(*Header); !ok || sysh != g.h { - t.Errorf("i=%d: Sys didn't return original *Header", i) - } - } -} diff --git a/vendor/src/github.com/dotcloud/tar/testdata/gnu.tar b/vendor/src/github.com/dotcloud/tar/testdata/gnu.tar deleted file mode 100644 index fc899dc8dc2ad9952f5c5f67a0c76ca2d87249e9..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 3072 zcmeHH%L>9U5Ztq0(Jv@FdDKtv;8zq|ijXv5BIw^6DOh^2UK)_HbK1>@VQ0c5`qsHR zJrb1zXEcV16&lMRW}rdtKd=NSXg->JkvP|Esp4`g&CK_h+FMmo7oR?iU7RP&svn2t z!9Ke4)upeR_aRYKtT+(g`B!B>fS>t?p7IZ9V9LKWlK+)w+iY|SVQ_tY3I4Ddrx1w) M;($0H4*b6ZFWOBnBLDyZ diff --git a/vendor/src/github.com/dotcloud/tar/testdata/nil-uid.tar b/vendor/src/github.com/dotcloud/tar/testdata/nil-uid.tar deleted file mode 100644 index cc9cfaa33cc5de0a28b4183c1705d801f788c96a..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 1024 zcmWGAG%z(VGPcn33UJrU$xmmX0WbgpGcywmlR@HOU}(l*Xk=(?U}j`)Zf3?{U78BOoLqCLtvwr=Z5b$i&RT%Er#Y zO+ZjcSVUAHn~8MUp(~vBV+cg7LjpEKCCE6D7E@EwTcMv_>l+&bbg`j1Cv0A776ym5t@+ zSt9MDBFtXbKY&m4pMN0f`l~hhD>#q(-`x$5n+q@eEPmAevA;0XTM8XMYkTvSmQ-t5 zkihVw{(qQ#_JjT})&KMa&-FhG0c8or{CPvw|Jf69WL!B2Wa1KoKYcMW6^2fg(@@ia-%40!5$*6oDd81d2cr_`3;w E2V3|JA^-pY diff --git a/vendor/src/github.com/dotcloud/tar/testdata/small.txt b/vendor/src/github.com/dotcloud/tar/testdata/small.txt deleted file mode 100644 index b249bfc518..0000000000 --- a/vendor/src/github.com/dotcloud/tar/testdata/small.txt +++ /dev/null @@ -1 +0,0 @@ -Kilts \ No newline at end of file diff --git a/vendor/src/github.com/dotcloud/tar/testdata/small2.txt b/vendor/src/github.com/dotcloud/tar/testdata/small2.txt deleted file mode 100644 index 394ee3ecd0..0000000000 --- a/vendor/src/github.com/dotcloud/tar/testdata/small2.txt +++ /dev/null @@ -1 +0,0 @@ -Google.com diff --git a/vendor/src/github.com/dotcloud/tar/testdata/star.tar b/vendor/src/github.com/dotcloud/tar/testdata/star.tar deleted file mode 100644 index 59e2d4e604611eeac3e2a0f3d6f71d2623c50449..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 3072 zcmeHHT?)e>4DRzz;R#BjQ;)ERouag*479>@u-$$NbG3!-WyoMlUh?xvNIv}HZD&jy zuA!-C5KZlY0Y@bP833Zfm_JQ2M2yBQ2dTK6K{>VDLBV=D{z>IvVF` zUD#xgUGh?F1AikeIW6NnOIrMRGU4UU`62nAWxyx>^STEhN#m{lQEc_E}GZPaA5N&Q|3Z@N=AbgM*P?o{a$k4#V#K6eR)QrKv#MIE( zgh9c8hHiozU0Pg{SOj!ZaYkZZDqIwk0aTWjhA9jefq29K;yD8YhMfGo^t{B}RQ&;E gz@3MSk&&8{lh1`qc2s;c1V%$(Gz3ONV7P_=0FTf|dgec!sXT^AK{$jKc@-kWdUe(&uh-&e0L+xARj zwLzm>LI~3|1sT#R&XkBIzWbfCPrYEK7fr^Q@7vXO;&pw$QCTT3-?&yO+jq(<{6qS`FS_vP zIBhMBjnmsnS~{|C9LMN8#r!W{zj5l&zcE?^U_t*||1zJ{zqInH{-Zy}2$O|c?WSFx zxn8RtM3-UpAJiW`Z@Zar#$ojz)NjtWBfnULUzD=jj5!>iG>O2k{o(=ZAg=$-urC7q zVm{n!{kK`S@p|Vk`q%aFg#nw)bMB-40yAj*%7=F37m@ziFINBH7pTSD@Cfil^^9T6 zxL-iu+Aq)#ev#CF(l2&S@A^eC<`;^e4{ZQ#s9$Y4r}$iP3;;e3V;a&MNN*s$f%FFc H(;N5+1FUK9 diff --git a/vendor/src/github.com/dotcloud/tar/testdata/writer-big.tar b/vendor/src/github.com/dotcloud/tar/testdata/writer-big.tar deleted file mode 100644 index 753e883cebf52ac1291f1b7bf1b7a37ae517b2d9..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 4096 zcmeIuF%E+;3tu-|!r}ytVByrmfae ipO37m$1T~NWs?FFpa2CZKmiI+fC3bt00k&;vcMnFf)<_t diff --git a/vendor/src/github.com/dotcloud/tar/testdata/writer.tar b/vendor/src/github.com/dotcloud/tar/testdata/writer.tar deleted file mode 100644 index e6d816ad0775d56d09242d6f5d1dbe56af310a32..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 3584 zcmeHIK@P$o5ajGDd_l9j6nKIMUt!cVjT92WM1L@81h#LhDgML6Bon)c?rO_kPgyt^3D0fH9$GJM`O*&4VCw= zv#H)UKC-TtzNwGuV$*%C{bm zsdIMLR{C5VZL^vBE!S4cfUeCYt@>GOiAt%sq7tp|_iN{x5cDreh9ME=K+wOCQm`$x j!znSk-v6Dy)}|V_!f*AilYjI7l|Jj-R%ReG@B;%+QQ}au diff --git a/vendor/src/github.com/dotcloud/tar/writer.go b/vendor/src/github.com/dotcloud/tar/writer.go deleted file mode 100644 index 549f1464c3..0000000000 --- a/vendor/src/github.com/dotcloud/tar/writer.go +++ /dev/null @@ -1,377 +0,0 @@ -// Copyright 2009 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -package tar - -// TODO(dsymonds): -// - catch more errors (no first header, etc.) - -import ( - "bytes" - "errors" - "fmt" - "io" - "os" - "path" - "strconv" - "strings" - "time" -) - -var ( - ErrWriteTooLong = errors.New("archive/tar: write too long") - ErrFieldTooLong = errors.New("archive/tar: header field too long") - ErrWriteAfterClose = errors.New("archive/tar: write after close") - errNameTooLong = errors.New("archive/tar: name too long") - errInvalidHeader = errors.New("archive/tar: header field too long or contains invalid values") -) - -// A Writer provides sequential writing of a tar archive in POSIX.1 format. -// A tar archive consists of a sequence of files. -// Call WriteHeader to begin a new file, and then call Write to supply that file's data, -// writing at most hdr.Size bytes in total. -type Writer struct { - w io.Writer - err error - nb int64 // number of unwritten bytes for current file entry - pad int64 // amount of padding to write after current file entry - closed bool - usedBinary bool // whether the binary numeric field extension was used - preferPax bool // use pax header instead of binary numeric header -} - -// NewWriter creates a new Writer writing to w. -func NewWriter(w io.Writer) *Writer { return &Writer{w: w} } - -// Flush finishes writing the current file (optional). -func (tw *Writer) Flush() error { - if tw.nb > 0 { - tw.err = fmt.Errorf("archive/tar: missed writing %d bytes", tw.nb) - return tw.err - } - - n := tw.nb + tw.pad - for n > 0 && tw.err == nil { - nr := n - if nr > blockSize { - nr = blockSize - } - var nw int - nw, tw.err = tw.w.Write(zeroBlock[0:nr]) - n -= int64(nw) - } - tw.nb = 0 - tw.pad = 0 - return tw.err -} - -// Write s into b, terminating it with a NUL if there is room. -// If the value is too long for the field and allowPax is true add a paxheader record instead -func (tw *Writer) cString(b []byte, s string, allowPax bool, paxKeyword string, paxHeaders map[string]string) { - needsPaxHeader := allowPax && len(s) > len(b) || !isASCII(s) - if needsPaxHeader { - paxHeaders[paxKeyword] = s - return - } - if len(s) > len(b) { - if tw.err == nil { - tw.err = ErrFieldTooLong - } - return - } - ascii := toASCII(s) - copy(b, ascii) - if len(ascii) < len(b) { - b[len(ascii)] = 0 - } -} - -// Encode x as an octal ASCII string and write it into b with leading zeros. -func (tw *Writer) octal(b []byte, x int64) { - s := strconv.FormatInt(x, 8) - // leading zeros, but leave room for a NUL. - for len(s)+1 < len(b) { - s = "0" + s - } - tw.cString(b, s, false, paxNone, nil) -} - -// Write x into b, either as octal or as binary (GNUtar/star extension). -// If the value is too long for the field and writingPax is enabled both for the field and the add a paxheader record instead -func (tw *Writer) numeric(b []byte, x int64, allowPax bool, paxKeyword string, paxHeaders map[string]string) { - // Try octal first. - s := strconv.FormatInt(x, 8) - if len(s) < len(b) { - tw.octal(b, x) - return - } - - // If it is too long for octal, and pax is preferred, use a pax header - if allowPax && tw.preferPax { - tw.octal(b, 0) - s := strconv.FormatInt(x, 10) - paxHeaders[paxKeyword] = s - return - } - - // Too big: use binary (big-endian). - tw.usedBinary = true - for i := len(b) - 1; x > 0 && i >= 0; i-- { - b[i] = byte(x) - x >>= 8 - } - b[0] |= 0x80 // highest bit indicates binary format -} - -var ( - minTime = time.Unix(0, 0) - // There is room for 11 octal digits (33 bits) of mtime. - maxTime = minTime.Add((1<<33 - 1) * time.Second) -) - -// WriteHeader writes hdr and prepares to accept the file's contents. -// WriteHeader calls Flush if it is not the first header. -// Calling after a Close will return ErrWriteAfterClose. -func (tw *Writer) WriteHeader(hdr *Header) error { - return tw.writeHeader(hdr, true) -} - -// WriteHeader writes hdr and prepares to accept the file's contents. -// WriteHeader calls Flush if it is not the first header. -// Calling after a Close will return ErrWriteAfterClose. -// As this method is called internally by writePax header to allow it to -// suppress writing the pax header. -func (tw *Writer) writeHeader(hdr *Header, allowPax bool) error { - if tw.closed { - return ErrWriteAfterClose - } - if tw.err == nil { - tw.Flush() - } - if tw.err != nil { - return tw.err - } - - // a map to hold pax header records, if any are needed - paxHeaders := make(map[string]string) - - // TODO(shanemhansen): we might want to use PAX headers for - // subsecond time resolution, but for now let's just capture - // too long fields or non ascii characters - - header := make([]byte, blockSize) - s := slicer(header) - - // keep a reference to the filename to allow to overwrite it later if we detect that we can use ustar longnames instead of pax - pathHeaderBytes := s.next(fileNameSize) - - tw.cString(pathHeaderBytes, hdr.Name, true, paxPath, paxHeaders) - - // Handle out of range ModTime carefully. - var modTime int64 - if !hdr.ModTime.Before(minTime) && !hdr.ModTime.After(maxTime) { - modTime = hdr.ModTime.Unix() - } - - tw.octal(s.next(8), hdr.Mode) // 100:108 - tw.numeric(s.next(8), int64(hdr.Uid), true, paxUid, paxHeaders) // 108:116 - tw.numeric(s.next(8), int64(hdr.Gid), true, paxGid, paxHeaders) // 116:124 - tw.numeric(s.next(12), hdr.Size, true, paxSize, paxHeaders) // 124:136 - tw.numeric(s.next(12), modTime, false, paxNone, nil) // 136:148 --- consider using pax for finer granularity - s.next(8) // chksum (148:156) - s.next(1)[0] = hdr.Typeflag // 156:157 - - tw.cString(s.next(100), hdr.Linkname, true, paxLinkpath, paxHeaders) - - copy(s.next(8), []byte("ustar\x0000")) // 257:265 - tw.cString(s.next(32), hdr.Uname, true, paxUname, paxHeaders) // 265:297 - tw.cString(s.next(32), hdr.Gname, true, paxGname, paxHeaders) // 297:329 - tw.numeric(s.next(8), hdr.Devmajor, false, paxNone, nil) // 329:337 - tw.numeric(s.next(8), hdr.Devminor, false, paxNone, nil) // 337:345 - - // keep a reference to the prefix to allow to overwrite it later if we detect that we can use ustar longnames instead of pax - prefixHeaderBytes := s.next(155) - tw.cString(prefixHeaderBytes, "", false, paxNone, nil) // 345:500 prefix - - // Use the GNU magic instead of POSIX magic if we used any GNU extensions. - if tw.usedBinary { - copy(header[257:265], []byte("ustar \x00")) - } - - _, paxPathUsed := paxHeaders[paxPath] - // try to use a ustar header when only the name is too long - if !tw.preferPax && len(paxHeaders) == 1 && paxPathUsed { - suffix := hdr.Name - prefix := "" - if len(hdr.Name) > fileNameSize && isASCII(hdr.Name) { - var err error - prefix, suffix, err = tw.splitUSTARLongName(hdr.Name) - if err == nil { - // ok we can use a ustar long name instead of pax, now correct the fields - - // remove the path field from the pax header. this will suppress the pax header - delete(paxHeaders, paxPath) - - // update the path fields - tw.cString(pathHeaderBytes, suffix, false, paxNone, nil) - tw.cString(prefixHeaderBytes, prefix, false, paxNone, nil) - - // Use the ustar magic if we used ustar long names. - if len(prefix) > 0 { - copy(header[257:265], []byte("ustar\000")) - } - } - } - } - - // The chksum field is terminated by a NUL and a space. - // This is different from the other octal fields. - chksum, _ := checksum(header) - tw.octal(header[148:155], chksum) - header[155] = ' ' - - if tw.err != nil { - // problem with header; probably integer too big for a field. - return tw.err - } - - if len(paxHeaders) > 0 { - if !allowPax { - return errInvalidHeader - } - if err := tw.writePAXHeader(hdr, paxHeaders); err != nil { - return err - } - } - tw.nb = int64(hdr.Size) - tw.pad = (blockSize - (tw.nb % blockSize)) % blockSize - - _, tw.err = tw.w.Write(header) - return tw.err -} - -// writeUSTARLongName splits a USTAR long name hdr.Name. -// name must be < 256 characters. errNameTooLong is returned -// if hdr.Name can't be split. The splitting heuristic -// is compatible with gnu tar. -func (tw *Writer) splitUSTARLongName(name string) (prefix, suffix string, err error) { - length := len(name) - if length > fileNamePrefixSize+1 { - length = fileNamePrefixSize + 1 - } else if name[length-1] == '/' { - length-- - } - i := strings.LastIndex(name[:length], "/") - // nlen contains the resulting length in the name field. - // plen contains the resulting length in the prefix field. - nlen := len(name) - i - 1 - plen := i - if i <= 0 || nlen > fileNameSize || nlen == 0 || plen > fileNamePrefixSize { - err = errNameTooLong - return - } - prefix, suffix = name[:i], name[i+1:] - return -} - -// writePaxHeader writes an extended pax header to the -// archive. -func (tw *Writer) writePAXHeader(hdr *Header, paxHeaders map[string]string) error { - // Prepare extended header - ext := new(Header) - ext.Typeflag = TypeXHeader - // Setting ModTime is required for reader parsing to - // succeed, and seems harmless enough. - ext.ModTime = hdr.ModTime - // The spec asks that we namespace our pseudo files - // with the current pid. - pid := os.Getpid() - dir, file := path.Split(hdr.Name) - fullName := path.Join(dir, - fmt.Sprintf("PaxHeaders.%d", pid), file) - - ascii := toASCII(fullName) - if len(ascii) > 100 { - ascii = ascii[:100] - } - ext.Name = ascii - // Construct the body - var buf bytes.Buffer - - for k, v := range paxHeaders { - fmt.Fprint(&buf, paxHeader(k+"="+v)) - } - - ext.Size = int64(len(buf.Bytes())) - if err := tw.writeHeader(ext, false); err != nil { - return err - } - if _, err := tw.Write(buf.Bytes()); err != nil { - return err - } - if err := tw.Flush(); err != nil { - return err - } - return nil -} - -// paxHeader formats a single pax record, prefixing it with the appropriate length -func paxHeader(msg string) string { - const padding = 2 // Extra padding for space and newline - size := len(msg) + padding - size += len(strconv.Itoa(size)) - record := fmt.Sprintf("%d %s\n", size, msg) - if len(record) != size { - // Final adjustment if adding size increased - // the number of digits in size - size = len(record) - record = fmt.Sprintf("%d %s\n", size, msg) - } - return record -} - -// Write writes to the current entry in the tar archive. -// Write returns the error ErrWriteTooLong if more than -// hdr.Size bytes are written after WriteHeader. -func (tw *Writer) Write(b []byte) (n int, err error) { - if tw.closed { - err = ErrWriteTooLong - return - } - overwrite := false - if int64(len(b)) > tw.nb { - b = b[0:tw.nb] - overwrite = true - } - n, err = tw.w.Write(b) - tw.nb -= int64(n) - if err == nil && overwrite { - err = ErrWriteTooLong - return - } - tw.err = err - return -} - -// Close closes the tar archive, flushing any unwritten -// data to the underlying writer. -func (tw *Writer) Close() error { - if tw.err != nil || tw.closed { - return tw.err - } - tw.Flush() - tw.closed = true - if tw.err != nil { - return tw.err - } - - // trailer: two zero blocks - for i := 0; i < 2; i++ { - _, tw.err = tw.w.Write(zeroBlock) - if tw.err != nil { - break - } - } - return tw.err -} diff --git a/vendor/src/github.com/dotcloud/tar/writer_test.go b/vendor/src/github.com/dotcloud/tar/writer_test.go deleted file mode 100644 index 30ebf977ac..0000000000 --- a/vendor/src/github.com/dotcloud/tar/writer_test.go +++ /dev/null @@ -1,393 +0,0 @@ -// Copyright 2009 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -package tar - -import ( - "bytes" - "fmt" - "io" - "io/ioutil" - "os" - "strings" - "testing" - "testing/iotest" - "time" -) - -type writerTestEntry struct { - header *Header - contents string -} - -type writerTest struct { - file string // filename of expected output - entries []*writerTestEntry -} - -var writerTests = []*writerTest{ - // The writer test file was produced with this command: - // tar (GNU tar) 1.26 - // ln -s small.txt link.txt - // tar -b 1 --format=ustar -c -f writer.tar small.txt small2.txt link.txt - { - file: "testdata/writer.tar", - entries: []*writerTestEntry{ - { - header: &Header{ - Name: "small.txt", - Mode: 0640, - Uid: 73025, - Gid: 5000, - Size: 5, - ModTime: time.Unix(1246508266, 0), - Typeflag: '0', - Uname: "dsymonds", - Gname: "eng", - }, - contents: "Kilts", - }, - { - header: &Header{ - Name: "small2.txt", - Mode: 0640, - Uid: 73025, - Gid: 5000, - Size: 11, - ModTime: time.Unix(1245217492, 0), - Typeflag: '0', - Uname: "dsymonds", - Gname: "eng", - }, - contents: "Google.com\n", - }, - { - header: &Header{ - Name: "link.txt", - Mode: 0777, - Uid: 1000, - Gid: 1000, - Size: 0, - ModTime: time.Unix(1314603082, 0), - Typeflag: '2', - Linkname: "small.txt", - Uname: "strings", - Gname: "strings", - }, - // no contents - }, - }, - }, - // The truncated test file was produced using these commands: - // dd if=/dev/zero bs=1048576 count=16384 > /tmp/16gig.txt - // tar -b 1 -c -f- /tmp/16gig.txt | dd bs=512 count=8 > writer-big.tar - { - file: "testdata/writer-big.tar", - entries: []*writerTestEntry{ - { - header: &Header{ - Name: "tmp/16gig.txt", - Mode: 0640, - Uid: 73025, - Gid: 5000, - Size: 16 << 30, - ModTime: time.Unix(1254699560, 0), - Typeflag: '0', - Uname: "dsymonds", - Gname: "eng", - }, - // fake contents - contents: strings.Repeat("\x00", 4<<10), - }, - }, - }, - // This file was produced using gnu tar 1.17 - // gnutar -b 4 --format=ustar (longname/)*15 + file.txt - { - file: "testdata/ustar.tar", - entries: []*writerTestEntry{ - { - header: &Header{ - Name: strings.Repeat("longname/", 15) + "file.txt", - Mode: 0644, - Uid: 0765, - Gid: 024, - Size: 06, - ModTime: time.Unix(1360135598, 0), - Typeflag: '0', - Uname: "shane", - Gname: "staff", - }, - contents: "hello\n", - }, - }, - }, -} - -// Render byte array in a two-character hexadecimal string, spaced for easy visual inspection. -func bytestr(offset int, b []byte) string { - const rowLen = 32 - s := fmt.Sprintf("%04x ", offset) - for _, ch := range b { - switch { - case '0' <= ch && ch <= '9', 'A' <= ch && ch <= 'Z', 'a' <= ch && ch <= 'z': - s += fmt.Sprintf(" %c", ch) - default: - s += fmt.Sprintf(" %02x", ch) - } - } - return s -} - -// Render a pseudo-diff between two blocks of bytes. -func bytediff(a []byte, b []byte) string { - const rowLen = 32 - s := fmt.Sprintf("(%d bytes vs. %d bytes)\n", len(a), len(b)) - for offset := 0; len(a)+len(b) > 0; offset += rowLen { - na, nb := rowLen, rowLen - if na > len(a) { - na = len(a) - } - if nb > len(b) { - nb = len(b) - } - sa := bytestr(offset, a[0:na]) - sb := bytestr(offset, b[0:nb]) - if sa != sb { - s += fmt.Sprintf("-%v\n+%v\n", sa, sb) - } - a = a[na:] - b = b[nb:] - } - return s -} - -func TestWriter(t *testing.T) { -testLoop: - for i, test := range writerTests { - expected, err := ioutil.ReadFile(test.file) - if err != nil { - t.Errorf("test %d: Unexpected error: %v", i, err) - continue - } - - buf := new(bytes.Buffer) - tw := NewWriter(iotest.TruncateWriter(buf, 4<<10)) // only catch the first 4 KB - big := false - for j, entry := range test.entries { - big = big || entry.header.Size > 1<<10 - if err := tw.WriteHeader(entry.header); err != nil { - t.Errorf("test %d, entry %d: Failed writing header: %v", i, j, err) - continue testLoop - } - if _, err := io.WriteString(tw, entry.contents); err != nil { - t.Errorf("test %d, entry %d: Failed writing contents: %v", i, j, err) - continue testLoop - } - } - // Only interested in Close failures for the small tests. - if err := tw.Close(); err != nil && !big { - t.Errorf("test %d: Failed closing archive: %v", i, err) - continue testLoop - } - - actual := buf.Bytes() - if !bytes.Equal(expected, actual) { - t.Errorf("test %d: Incorrect result: (-=expected, +=actual)\n%v", - i, bytediff(expected, actual)) - } - if testing.Short() { // The second test is expensive. - break - } - } -} - -func TestPax(t *testing.T) { - // Create an archive with a large name - fileinfo, err := os.Stat("testdata/small.txt") - if err != nil { - t.Fatal(err) - } - hdr, err := FileInfoHeader(fileinfo, "") - if err != nil { - t.Fatalf("os.Stat: %v", err) - } - // Force a PAX long name to be written - longName := strings.Repeat("ab", 100) - contents := strings.Repeat(" ", int(hdr.Size)) - hdr.Name = longName - var buf bytes.Buffer - writer := NewWriter(&buf) - if err := writer.WriteHeader(hdr); err != nil { - t.Fatal(err) - } - if _, err = writer.Write([]byte(contents)); err != nil { - t.Fatal(err) - } - if err := writer.Close(); err != nil { - t.Fatal(err) - } - // Simple test to make sure PAX extensions are in effect - if !bytes.Contains(buf.Bytes(), []byte("PaxHeaders.")) { - t.Fatal("Expected at least one PAX header to be written.") - } - // Test that we can get a long name back out of the archive. - reader := NewReader(&buf) - hdr, err = reader.Next() - if err != nil { - t.Fatal(err) - } - if hdr.Name != longName { - t.Fatal("Couldn't recover long file name") - } -} - -func TestPaxSymlink(t *testing.T) { - // Create an archive with a large linkname - fileinfo, err := os.Stat("testdata/small.txt") - if err != nil { - t.Fatal(err) - } - hdr, err := FileInfoHeader(fileinfo, "") - hdr.Typeflag = TypeSymlink - if err != nil { - t.Fatalf("os.Stat:1 %v", err) - } - // Force a PAX long linkname to be written - longLinkname := strings.Repeat("1234567890/1234567890", 10) - hdr.Linkname = longLinkname - - hdr.Size = 0 - var buf bytes.Buffer - writer := NewWriter(&buf) - if err := writer.WriteHeader(hdr); err != nil { - t.Fatal(err) - } - if err := writer.Close(); err != nil { - t.Fatal(err) - } - // Simple test to make sure PAX extensions are in effect - if !bytes.Contains(buf.Bytes(), []byte("PaxHeaders.")) { - t.Fatal("Expected at least one PAX header to be written.") - } - // Test that we can get a long name back out of the archive. - reader := NewReader(&buf) - hdr, err = reader.Next() - if err != nil { - t.Fatal(err) - } - if hdr.Linkname != longLinkname { - t.Fatal("Couldn't recover long link name") - } -} - -func TestPaxNonAscii(t *testing.T) { - // Create an archive with non ascii. These should trigger a pax header - // because pax headers have a defined utf-8 encoding. - fileinfo, err := os.Stat("testdata/small.txt") - if err != nil { - t.Fatal(err) - } - - hdr, err := FileInfoHeader(fileinfo, "") - if err != nil { - t.Fatalf("os.Stat:1 %v", err) - } - - // some sample data - chineseFilename := "文件名" - chineseGroupname := "組" - chineseUsername := "用戶名" - - hdr.Name = chineseFilename - hdr.Gname = chineseGroupname - hdr.Uname = chineseUsername - - contents := strings.Repeat(" ", int(hdr.Size)) - - var buf bytes.Buffer - writer := NewWriter(&buf) - if err := writer.WriteHeader(hdr); err != nil { - t.Fatal(err) - } - if _, err = writer.Write([]byte(contents)); err != nil { - t.Fatal(err) - } - if err := writer.Close(); err != nil { - t.Fatal(err) - } - // Simple test to make sure PAX extensions are in effect - if !bytes.Contains(buf.Bytes(), []byte("PaxHeaders.")) { - t.Fatal("Expected at least one PAX header to be written.") - } - // Test that we can get a long name back out of the archive. - reader := NewReader(&buf) - hdr, err = reader.Next() - if err != nil { - t.Fatal(err) - } - if hdr.Name != chineseFilename { - t.Fatal("Couldn't recover unicode name") - } - if hdr.Gname != chineseGroupname { - t.Fatal("Couldn't recover unicode group") - } - if hdr.Uname != chineseUsername { - t.Fatal("Couldn't recover unicode user") - } -} - -func TestPAXHeader(t *testing.T) { - medName := strings.Repeat("CD", 50) - longName := strings.Repeat("AB", 100) - paxTests := [][2]string{ - {paxPath + "=/etc/hosts", "19 path=/etc/hosts\n"}, - {"a=b", "6 a=b\n"}, // Single digit length - {"a=names", "11 a=names\n"}, // Test case involving carries - {paxPath + "=" + longName, fmt.Sprintf("210 path=%s\n", longName)}, - {paxPath + "=" + medName, fmt.Sprintf("110 path=%s\n", medName)}} - - for _, test := range paxTests { - key, expected := test[0], test[1] - if result := paxHeader(key); result != expected { - t.Fatalf("paxHeader: got %s, expected %s", result, expected) - } - } -} - -func TestUSTARLongName(t *testing.T) { - // Create an archive with a path that failed to split with USTAR extension in previous versions. - fileinfo, err := os.Stat("testdata/small.txt") - if err != nil { - t.Fatal(err) - } - hdr, err := FileInfoHeader(fileinfo, "") - hdr.Typeflag = TypeDir - if err != nil { - t.Fatalf("os.Stat:1 %v", err) - } - // Force a PAX long name to be written. The name was taken from a practical example - // that fails and replaced ever char through numbers to anonymize the sample. - longName := "/0000_0000000/00000-000000000/0000_0000000/00000-0000000000000/0000_0000000/00000-0000000-00000000/0000_0000000/00000000/0000_0000000/000/0000_0000000/00000000v00/0000_0000000/000000/0000_0000000/0000000/0000_0000000/00000y-00/0000/0000/00000000/0x000000/" - hdr.Name = longName - - hdr.Size = 0 - var buf bytes.Buffer - writer := NewWriter(&buf) - if err := writer.WriteHeader(hdr); err != nil { - t.Fatal(err) - } - if err := writer.Close(); err != nil { - t.Fatal(err) - } - // Test that we can get a long name back out of the archive. - reader := NewReader(&buf) - hdr, err = reader.Next() - if err != nil { - t.Fatal(err) - } - if hdr.Name != longName { - t.Fatal("Couldn't recover long name") - } -}