Add systemd unit edit script

1 files changed, 35 insertions, 0 deletions

diff --git a/sce b/sce
new file mode 100755
index 0000000..c1f7659
--- /dev/null
+++ b/sce
@@ -0,0 +1,35 @@
+#!/usr/bin/env bash
+# Open given systemd unit in editor.
+
+set -euo pipefail
+
+usage() {
+  echo "Usage: ${0##*/} [OPTIONS] unit-name" >&2
+  exit 1
+}
+
+get_unit_path() {
+  path=$(systemctl show -P FragmentPath "$@")
+  if [ -z "$path" ]; then
+    echo "Unit file not found" >&2
+    exit 2
+  fi
+  echo "$path"
+}
+
+is_user_unit() {
+  [ "${1##"$HOME"/}" == "$1" ]
+}
+
+main() {
+  [ $# -eq 0 ] && usage
+
+  path=$(get_unit_path "$@")
+  if is_user_unit "$path"; then
+    sudo -e "$path"
+  else
+    "${EDITOR:-vim}" "$path"
+  fi
+}
+
+main "$@"