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package main
import (
"errors"
"io"
"os"
"path/filepath"
)
// deploy_hooks_to_filesystem deploys the git hooks client to the filesystem.
// The git hooks client is expected to be embedded in resources_fs and must be
// pre-compiled during the build process; see the Makefile.
func deploy_hooks_to_filesystem() (err error) {
err = func() error {
src_fd, err := resources_fs.Open("git_hooks_client/git_hooks_client")
if err != nil {
return err
}
defer src_fd.Close()
dst_fd, err := os.OpenFile(filepath.Join(config.Hooks.Execs, "git_hooks_client"), os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0o755)
if err != nil {
return err
}
defer dst_fd.Close()
_, err = io.Copy(dst_fd, src_fd)
if err != nil {
return err
}
return nil
}()
if err != nil {
return err
}
// Go's embed filesystems do not store permissions; but in any case,
// they would need to be 0o755:
err = os.Chmod(filepath.Join(config.Hooks.Execs, "git_hooks_client"), 0o755)
if err != nil {
return err
}
for _, hook_name := range []string{
"pre-receive",
} {
err = os.Symlink(filepath.Join(config.Hooks.Execs, "git_hooks_client"), filepath.Join(config.Hooks.Execs, hook_name))
if err != nil && !errors.Is(err, os.ErrExist) {
return err
}
}
return nil
}
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