feat: add some precommit (#274)

- ensure correct formatting with shfmt
- ensure correct syntax with shellcheck

Co-authored-by: damien cavagnini <damien.cavagnini@corp.ovh.com>

.pre-commit-config.yaml

@@ -8,3 +8,17 @@ repos:
         language: script
         pass_filenames: true
         files: "^bin/hardening/"
+      - id: shfmt
+        name: shfmt.sh
+        description: Ensure correct formatting
+        entry: hooks/shfmt.sh
+        language: script
+        pass_filenames: true
+        files: "^(bin|tests)/hardening/"
+      - id: shellcheck
+        name: shellcheck.sh
+        description: Ensure correct syntax
+        entry: hooks/shellcheck.sh
+        language: script
+        pass_filenames: true
+        files: "^(bin|tests)/hardening/"

hooks/shellcheck.sh

@@ -0,0 +1,7 @@
+#!/bin/bash
+
+for script in "$@"; do
+    /usr/bin/shellcheck --exclude=SC2317 --color=always --shell=bash -x --source-path=SCRIPTDIR "$script"
+done
+
+exit 0

hooks/shfmt.sh

@@ -0,0 +1,7 @@
+#!/bin/bash
+
+for script in "$@"; do
+    shfmt -l -i 4 -w "$script"
+done
+
+exit 0