git_hooks_deploy.go: Deploy hooks to filesystem

1 files changed, 50 insertions, 0 deletions

diff --git a/git_hooks_deploy.go b/git_hooks_deploy.go
new file mode 100644
index 0000000..01be550
--- /dev/null
+++ b/git_hooks_deploy.go
@@ -0,0 +1,50 @@
+package main
+
+import (
+	"errors"
+	"io"
+	"os"
+	"path/filepath"
+)
+
+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
+	}
+
+	err = os.Chmod(filepath.Join(config.Hooks.Execs, "git_hooks_client"), 0755)
+	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
+}