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add a util to smartly link files with prefix
Signed-off-by: Nianyu Shen <[email protected]>
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| @@ -0,0 +1,2 @@ | ||
| local/ | ||
| build/* |
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@@ -9,4 +9,7 @@ content-*/* | |
| *.arg | ||
| .idea | ||
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| .DS_Store | ||
| .DS_Store | ||
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| build/ | ||
| local/ | ||
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| module github.com/spectrocloud/CanvOS/internal | ||
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| go 1.22.0 | ||
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| require ( | ||
| github.com/sirupsen/logrus v1.9.0 | ||
| github.com/spf13/cobra v1.8.0 | ||
| github.com/twpayne/go-vfs/v4 v4.3.0 | ||
| ) | ||
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| require ( | ||
| github.com/inconshreveable/mousetrap v1.1.0 // indirect | ||
| github.com/spf13/pflag v1.0.5 // indirect | ||
| golang.org/x/sys v0.5.0 // indirect | ||
| ) |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,27 @@ | ||
| github.com/cpuguy83/go-md2man/v2 v2.0.3/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o= | ||
| github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= | ||
| github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c= | ||
| github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= | ||
| github.com/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8= | ||
| github.com/inconshreveable/mousetrap v1.1.0/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw= | ||
| github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM= | ||
| github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4= | ||
| github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM= | ||
| github.com/sirupsen/logrus v1.9.0 h1:trlNQbNUG3OdDrDil03MCb1H2o9nJ1x4/5LYw7byDE0= | ||
| github.com/sirupsen/logrus v1.9.0/go.mod h1:naHLuLoDiP4jHNo9R0sCBMtWGeIprob74mVsIT4qYEQ= | ||
| github.com/spf13/cobra v1.8.0 h1:7aJaZx1B85qltLMc546zn58BxxfZdR/W22ej9CFoEf0= | ||
| github.com/spf13/cobra v1.8.0/go.mod h1:WXLWApfZ71AjXPya3WOlMsY9yMs7YeiHhFVlvLyhcho= | ||
| github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA= | ||
| github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg= | ||
| github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME= | ||
| github.com/stretchr/testify v1.7.0 h1:nwc3DEeHmmLAfoZucVR881uASk0Mfjw8xYJ99tb5CcY= | ||
| github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg= | ||
| github.com/twpayne/go-vfs/v4 v4.3.0 h1:rTqFzzOQ/6ESKTSiwVubHlCBedJDOhQyVSnw8rQNZhU= | ||
| github.com/twpayne/go-vfs/v4 v4.3.0/go.mod h1:tq2UVhnUepesc0lSnPJH/jQ8HruGhzwZe2r5kDFpEIw= | ||
| golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= | ||
| golang.org/x/sys v0.5.0 h1:MUK/U/4lj1t1oPg0HfuXDN/Z1wv31ZJ/YcPiGccS4DU= | ||
| golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= | ||
| gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= | ||
| gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM= | ||
| gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA= | ||
| gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM= |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,93 @@ | ||
| package main | ||
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| import ( | ||
| "os" | ||
| "path/filepath" | ||
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| "github.com/sirupsen/logrus" | ||
| "github.com/spf13/cobra" | ||
| "github.com/twpayne/go-vfs/v4" | ||
| ) | ||
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| func slink(cmd *cobra.Command, args []string) { | ||
| source := cmd.Flag("source").Value.String() | ||
| target := cmd.Flag("target").Value.String() | ||
| logrus.Infof("Source: %s, Target: %s", source, target) | ||
| if source == "" || target == "" { | ||
| logrus.Fatal("Source and target are required") | ||
| } | ||
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| sourceFS := vfs.NewPathFS(vfs.OSFS, source) | ||
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| if err := vfs.Walk(sourceFS, "/", func(path string, info os.FileInfo, err error) error { | ||
| if err != nil { | ||
| return err | ||
| } | ||
| if info.IsDir() { | ||
| return nil | ||
| } | ||
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| // Create symlink | ||
| linkname := path | ||
| targetname := filepath.Join(target, path) | ||
| logrus.Infof("Creating link %s to %s", linkname, targetname) | ||
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| if err := copyDir(filepath.Dir(linkname), sourceFS, vfs.OSFS); err != nil { | ||
| logrus.Error(err) | ||
| return err | ||
| } | ||
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| if err := os.Symlink(targetname, linkname); err != nil { | ||
| logrus.Error(err) | ||
| return err | ||
| } | ||
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| return nil | ||
| }); err != nil { | ||
| logrus.Fatal(err) | ||
| } | ||
| } | ||
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| func copyDir(path string, srcFS, dstFS vfs.FS) error { | ||
| if exists, err := Exists(dstFS, path); err != nil { | ||
| return err | ||
| } else if exists { | ||
| return nil | ||
| } | ||
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| // Check if parent of path exists | ||
| if err := copyDir(filepath.Dir(path), srcFS, dstFS); err != nil { | ||
| return err | ||
| } | ||
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| // Get permission of source directory | ||
| srcInfo, err := srcFS.Stat(path) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| // Create directory with same permissions as source | ||
| if err := vfs.MkdirAll(dstFS, path, srcInfo.Mode()); err != nil { | ||
| return err | ||
| } | ||
| return nil | ||
| } | ||
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| func Exists(fs vfs.FS, path string) (bool, error) { | ||
| _, err := fs.Stat(path) | ||
| if err == nil { | ||
| return true, nil | ||
| } | ||
| if os.IsNotExist(err) { | ||
| return false, nil | ||
| } | ||
| return false, err | ||
| } | ||
| func main() { | ||
| cmd := &cobra.Command{ | ||
| Use: "slink", | ||
| Run: slink, | ||
| } | ||
| cmd.Flags().StringP("source", "s", "", "source directory") | ||
| cmd.Flags().StringP("target", "t", "", "target prefix") | ||
| cmd.Execute() | ||
| } |