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Merge "Revert "Handle symlinks in sbox"" into main

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Treehugger Robot 2023-12-14 01:58:17 +00:00 committed by Gerrit Code Review
commit a53330a525
1 changed files with 2 additions and 23 deletions
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25
cmd/sbox/sbox.go
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@ -22,7 +22,6 @@ import (
"flag"
"fmt"
"io"
"io/fs"
"io/ioutil"
"os"
"os/exec"
@ -479,8 +478,7 @@ func copyFiles(copies []*sbox_proto.Copy, fromDir, toDir string, exists existsTy
// copyOneFile copies a file and its permissions. If forceExecutable is true it adds u+x to the
// permissions. If exists is allowFromNotExists it returns nil if the from path doesn't exist.
// If write is onlyWriteIfChanged then the output file is compared to the input file and not written to
// if it is the same, avoiding updating the timestamp. If from is a symlink, the symlink itself
// will be copied, instead of what it points to.
// if it is the same, avoiding updating the timestamp.
func copyOneFile(from string, to string, forceExecutable bool, exists existsType,
write writeType) error {
err := os.MkdirAll(filepath.Dir(to), 0777)
@ -488,7 +486,7 @@ func copyOneFile(from string, to string, forceExecutable bool, exists existsType
return err
}
stat, err := os.Lstat(from)
stat, err := os.Stat(from)
if err != nil {
if os.IsNotExist(err) && exists == allowFromNotExists {
return nil
@ -496,25 +494,6 @@ func copyOneFile(from string, to string, forceExecutable bool, exists existsType
return err
}
if stat.Mode()&fs.ModeSymlink != 0 {
linkTarget, err := os.Readlink(from)
if err != nil {
return err
}
if write == onlyWriteIfChanged {
toLinkTarget, err := os.Readlink(to)
if err == nil && toLinkTarget == linkTarget {
return nil
}
}
err = os.Remove(to)
if err != nil && !os.IsNotExist(err) {
return err
}
return os.Symlink(linkTarget, to)
}
perm := stat.Mode()
if forceExecutable {
perm = perm | 0100 // u+x