mirror of
https://github.com/vbatts/tar-split.git
synced 2024-11-16 05:18:38 +00:00
*: initial thoughts
Signed-off-by: Vincent Batts <vbatts@hashbangbash.com>
This commit is contained in:
commit
16b15e1c29
4 changed files with 334 additions and 0 deletions
39
cmd/gomtree/main.go
Normal file
39
cmd/gomtree/main.go
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@ -0,0 +1,39 @@
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package main
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import (
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"bufio"
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"flag"
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"fmt"
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"log"
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"os"
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"strings"
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)
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func main() {
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flag.Parse()
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_ = mtree.DirectoryHierarchy{}
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for _, file := range flag.Args() {
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func() {
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fh, err := os.Open(file)
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if err != nil {
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log.Println(err)
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return
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}
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defer fh.Close()
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s := bufio.NewScanner(fh)
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for s.Scan() {
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str := s.Text()
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switch {
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case strings.HasPrefix(str, "#"):
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continue
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default:
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}
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fmt.Printf("%q\n", str)
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}
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if err := s.Err(); err != nil {
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log.Println("ERROR:", err)
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}
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}()
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}
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}
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58
mtree.go
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58
mtree.go
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@ -0,0 +1,58 @@
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package mtree
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import "io"
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// Positioner responds with the newline delimited position
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type Positioner interface {
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Pos() int
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}
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// DirectoryHierarchy is the mapped structure for an mtree directory hierarchy
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// spec
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type DirectoryHierarchy struct {
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Comments []Comment
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Entries []Entry
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}
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// WriteTo simplifies the output of the resulting hierarchy spec
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func (dh DirectoryHierarchy) WriteTo(w io.Writer) (n int64, err error) {
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return 0, nil
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}
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// Comment stores arbitrary metadata for the spec. Sometimes "user", "machine",
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// "tree", and "date". But most of the time, it includes the relative path of
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// the directory being stepped into. Or a "signature" like `#mtree v2.0`,
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type Comment struct {
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Position int
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Str string
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// TODO(vbatts) include a comment line parser
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}
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// Pos returns the line of this comment
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func (c Comment) Pos() int {
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return c.Position
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}
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// Entry is each component of content in the mtree spec file
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type Entry struct {
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Position int // order in the spec
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Name string // file or directory name
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Keywords []string // TODO(vbatts) maybe a keyword typed set of values?
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str string // raw string. needed?
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Type EntryType
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}
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// Pos returns the line of this comment
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func (e Entry) Pos() int {
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return e.Position
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}
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type EntryType int
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const (
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SpecialType int = iota // line that has `/` prefix issue a "special" command (currently only /set and /unset)
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FileType // indented line
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DirectoryType // ^ matched line, that is not /set
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PathStepType // .. - keywords/options are ignored
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FullType // if the first word on the line has a `/` after the first character, it interpretted as a file pathname with options
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)
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41
mtree_test.go
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41
mtree_test.go
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package mtree
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import (
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"bufio"
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"fmt"
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"log"
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"os"
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"strings"
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"testing"
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)
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var testFiles = []string{
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"testdata/source.mtree",
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}
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func TestParser(t *testing.T) {
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for _, file := range testFiles {
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func() {
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fh, err := os.Open(file)
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if err != nil {
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log.Println(err)
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return
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}
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defer fh.Close()
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s := bufio.NewScanner(fh)
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for s.Scan() {
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str := s.Text()
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switch {
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case strings.HasPrefix(str, "#"):
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continue
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default:
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}
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fmt.Printf("%q\n", str)
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}
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if err := s.Err(); err != nil {
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log.Println("ERROR:", err)
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}
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}()
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}
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}
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196
testdata/source.mtree
vendored
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196
testdata/source.mtree
vendored
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# user: vbatts
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# machine: valse.usersys.redhat.com
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# tree: /home/vbatts/src/vb/go-mtree
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# date: Thu Mar 10 16:15:36 2016
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# .
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/set type=file uid=1000 gid=1000 mode=0664 nlink=1 flags=none
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. type=dir mode=0775 nlink=5 size=4096 \
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time=1457644509.817998120
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.mtree.go.swp \
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mode=0644 size=12288 time=1457644483.833957552 \
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sha512digest=7efd38cc957b53e3d5abd25e9df9bde715a5e18dc18abfa8f0c0eaa9bca0fda32faad4972bd4d9b555270fa3b3b92e6a1e97ad1e3bfff14fc933284004f7e8d3
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.mtree_test.go.swp \
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mode=0644 size=12288 time=1457644509.813998114 \
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sha512digest=2aaeb1e5f03a563de86a4c1f722bde40312bbecbe4504d67fb441240c049e6ad11294ef834114a05e620a390ee9f42c1c77b43bf1a4f2d47f128226183968a33
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mtree.go size=1719 time=1457644447.020900074 \
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sha512digest=2dee9f50ba167cd90d4f6e8494d4735c6b064c279ea4d26ed2c47552a5c0b82b0bdcadb214e0ca919a1768ce0e321e8d1bb71eacb9c5b4bb5fd4342967055a04
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mtree.go~ size=1719 time=1457644447.012900062 \
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sha512digest=2dee9f50ba167cd90d4f6e8494d4735c6b064c279ea4d26ed2c47552a5c0b82b0bdcadb214e0ca919a1768ce0e321e8d1bb71eacb9c5b4bb5fd4342967055a04
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mtree_test.go \
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size=581 time=1457644509.817998120 \
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sha512digest=1b3ab2de2759df6e7d424d05ffd1d45101fd10ae86328abad1657e68044add69d83d6b3271225070f4f4154a7c0c995016077f8c7969890e068cd0a54b23f4b6
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mtree_test.go~ \
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size=581 time=1457644509.812998113 \
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sha512digest=1b3ab2de2759df6e7d424d05ffd1d45101fd10ae86328abad1657e68044add69d83d6b3271225070f4f4154a7c0c995016077f8c7969890e068cd0a54b23f4b6
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# ./.git
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/set type=file uid=1000 gid=1000 mode=0775 nlink=1 flags=none
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.git type=dir nlink=7 size=4096 time=1457644470.212936285
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HEAD mode=0664 size=23 time=1454678171.602940889 \
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sha512digest=76b199f1bffdc6d21547895431b0f85f3857df400225cbd1ae55e7ded09786a8a44e1cb21f1feff4951cf57c893043a0be696dcb0e4f5758a4d6081a833eb6cf
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config mode=0664 size=92 time=1454678171.607940896 \
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sha512digest=961231503987d2154696364e8e4d7b3aaf2d2abe5da55367b615a5d9e1bcda30824c30880bfdb8e9959444040d91cd3ec6fa225e8a36a93cfc182bf263d6e02a
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description mode=0664 size=73 time=1454678171.602940889 \
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sha512digest=f7e152f75b124c3e1c5d12f00427729d9eec4e2c1bf70d7606440a6600d003367eb178331e75ab976a61496e79c2c822020849d28ffd170946397b934611b471
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index mode=0664 size=272 time=1457644470.212936285 \
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sha512digest=fcecb444e3748cccfc498a63939f489f6456f1cf9e0e8ace21b7cdf8eecfb0e0a3db9bf6d449db2608752e5c0dbae786b4facb46f359555871b7e48d80b9a765
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# ./.git/branches
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branches type=dir nlink=2 size=4096 time=1454678171.596940880
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# ./.git/branches
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..
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# ./.git/hooks
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hooks type=dir nlink=2 size=4096 time=1454678171.600940886
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applypatch-msg.sample \
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size=478 time=1454678171.597940882 \
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sha512digest=536cce804d84e25813993efdd240537b52d00ce9cdcecf1982f85096d56a521290104c825c00b370b2752201952a9616a3f4e28c5d27a5b4e4842101a2ff9bee
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commit-msg.sample \
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size=896 time=1454678171.598940883 \
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sha512digest=d6bb7fa747f4625adf1877f546565cbe812ca7dd4168f7e9068e6732555d8737eba549546cf5946649e3f38de82d173aaf9c160a4c9f9445655258b4c5f955eb
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post-update.sample \
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size=189 time=1454678171.598940883 \
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sha512digest=473ad124642571656276bf83b9ff63ab1804d3c23a5bdae52391c6f70a894849ac60c10c9d31deff3938922ce83b68b1e60c11592bbf7ea503f4acd39968cefa
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pre-applypatch.sample \
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size=424 time=1454678171.598940883 \
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sha512digest=cb78aa7e9b9c146e5db65d86dd83f04e2b6942a06fab50c704a0fd900683f3b6ad1164e74afe2f267f6da91cdff0b9ab07713e12cefc6f8d741b5df194f4fda6
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pre-commit.sample \
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size=1642 time=1454678171.599940885 \
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sha512digest=4a7ac2ed2ffe50d2a997c3477b5855c3d19423c295a82f7d660be3418217a183b0ce25f94ae2e350f4d93eda3b75a4bd62cf27f0685d8a837919bcc9e7e0962a
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pre-push.sample \
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size=1348 time=1454678171.599940885 \
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sha512digest=37cd20a090494acb16c2255fe93dadeb409f2553afddc409dad5b5e99c9f5612a28eba397c0f3ae771e17edbe0a6c2a3af311154285e6d9c43e4cc4f06ba5b8d
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pre-rebase.sample \
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size=4951 time=1454678171.600940886 \
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sha512digest=de9bdf513f383b3215e467c025ca851a0f2661b91811bfd441486b678e4d45e450ce9185a7c3ac2988bd6154d4983b3e29427623117e73623f2af43cf4b746da
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prepare-commit-msg.sample \
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size=1239 time=1454678171.600940886 \
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sha512digest=fbf15f12136a413dd590e57392e6122714d67456beed50d9ef285e40076a138a7d44291b5642fe5c518dc56c640436caf6225d1a966e06c042b30e6a7d08dcef
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update.sample \
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size=3611 time=1454678171.601940888 \
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sha512digest=f8e20df0e6c970fa809d5c9494cb9d5e32894fe20f23f6730df84f5fa065e52c55cca98d0db1ed17df53c606629c787ae56b6af6faca527f62c817f8cb148c1a
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# ./.git/hooks
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..
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# ./.git/info
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/set type=file uid=1000 gid=1000 mode=0664 nlink=1 flags=none
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info type=dir mode=0775 nlink=2 size=4096 \
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time=1454678171.601940888
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exclude size=240 time=1454678171.601940888 \
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sha512digest=9828c6ecdf91bf117416e17f4ee9caee2e1e37b6fb00b9ff04035ace17a3089b9d0a25c6baa1046c0e1c62d3da88838e8fca74ea82973d6b975905fde58f3072
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# ./.git/info
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..
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# ./.git/objects
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/set type=file uid=1000 gid=1000 mode=0775 nlink=1 flags=none
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objects type=dir nlink=7 size=4096 time=1457644470.212936285
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# ./.git/objects/35
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/set type=file uid=1000 gid=1000 mode=0444 nlink=1 flags=none
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35 type=dir mode=0775 nlink=2 size=4096 \
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time=1457644470.212936285
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51bcca10021bb56f13dd57a84b97cdf7fda0cf \
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size=344 time=1457644470.212936285 \
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sha512digest=cc9cbb88b1c060f78a06d65decb59f2e4f7cafe25fc962d549b1826b91f2b27f22d13ec104acdea1dc30fa22c533fa88da9df2785a782dacbf93264741099043
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# ./.git/objects/35
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..
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# ./.git/objects/45
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45 type=dir mode=0775 nlink=2 size=4096 \
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time=1457644470.212936285
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15ff8d078d5291b75e99cbaa3e6c5e83ffaa2e \
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size=363 time=1457644470.212936285 \
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sha512digest=b4cb2c25df4a6d5a158b4d945d1c1bd26a17b286c472bb9ad5b43624ee09c01b24c817875ac7611992f2b45eea0287cb0d8e4ae257ed054d1e33ae6f481728c8
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# ./.git/objects/45
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..
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# ./.git/objects/88
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88 type=dir mode=0775 nlink=2 size=4096 \
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time=1454678174.768945501
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2ba9732d762797f0f338de29bf79a8c0b7a679 \
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size=30 time=1454678174.768945501 \
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sha512digest=cc95f98c49e284de74626cc5da73ff54388a65fd796f532ae070c09635784ae2dac04537e1d2b1c73fae7be8ad96c96fab3ddddd943a7abc7b3ee8741fe56de5
|
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# ./.git/objects/88
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..
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# ./.git/objects/info
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info type=dir mode=0775 nlink=2 size=4096 \
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time=1454678171.609940899
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# ./.git/objects/info
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..
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# ./.git/objects/pack
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pack type=dir mode=0775 nlink=2 size=4096 \
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time=1454678171.609940899
|
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# ./.git/objects/pack
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..
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# ./.git/objects
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..
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|
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|
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# ./.git/refs
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/set type=file uid=1000 gid=1000 mode=0775 nlink=1 flags=none
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refs type=dir nlink=4 size=4096 time=1454678171.595940879
|
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|
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# ./.git/refs/heads
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heads type=dir nlink=2 size=4096 time=1454678171.595940879
|
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# ./.git/refs/heads
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||||
..
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||||
|
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|
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# ./.git/refs/tags
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tags type=dir nlink=2 size=4096 time=1454678171.595940879
|
||||
# ./.git/refs/tags
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..
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|
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# ./.git/refs
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..
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|
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# ./.git
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..
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|
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|
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# ./cmd
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cmd type=dir nlink=3 size=4096 time=1457644245.753596701
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|
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# ./cmd/gomtree
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/set type=file uid=1000 gid=1000 mode=0664 nlink=1 flags=none
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gomtree type=dir mode=0775 nlink=2 size=4096 \
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time=1457644313.182697118
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||||
.main.go.swp \
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||||
mode=0644 size=12288 time=1457644334.048728193 \
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||||
sha512digest=ac1a05940c2033962a7ba6878a25aeeac84df3d41548b15c2b3ae283c8090012f3646821906b0edc4b716cf3a220536c862ea370ce235bffc7b7520f77df8903
|
||||
main.go size=552 time=1457644313.182697118 \
|
||||
sha512digest=519009a7756506e7aac81734b9701ac33aa0c22b1866abdc1fc1550e6c4e7164fa794d60f524116e7cfcdc9456f8637f504359749690f8199008263925350dad
|
||||
main.go~ size=552 time=1457644313.171697102 \
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||||
sha512digest=519009a7756506e7aac81734b9701ac33aa0c22b1866abdc1fc1550e6c4e7164fa794d60f524116e7cfcdc9456f8637f504359749690f8199008263925350dad
|
||||
# ./cmd/gomtree
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||||
..
|
||||
|
||||
# ./cmd
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||||
..
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||||
|
||||
|
||||
# ./testdata
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||||
testdata type=dir mode=0775 nlink=2 size=4096 \
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||||
time=1457644536.529039825
|
||||
Downloads.mtree \
|
||||
size=31406 time=1457644391.210813319 \
|
||||
sha512digest=a31c61a8907078a82c1ad542ded518e10e862dcf9f561970a6174652d716c4e1ea745410c6a69d7382b13607e85426a190268955d4ecb657990c3fa456e39b46
|
||||
source.mtree \
|
||||
size=8192 time=1457644536.536039836 \
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||||
sha512digest=9748642c0ef6784611d155030067ccc5cdad5d51b4dc61b103da08377bd75aa3132756dcdb81c850e6555de5e845f26e22996b8bf1f76d39e71128585fbe6d17
|
||||
# ./testdata
|
||||
..
|
||||
|
||||
..
|
||||
|
||||
Loading…
Reference in a new issue