一键配置在master上禁止commit和push操作

forbid-master.sh

#!/usr/bin/env bash
set -e

MIN_GIT_VERSION="2.9"
HOOKS_DIR="$HOME/.git-hooks"

function checkGitVersion() {
  # check if git is installed
  if ! command -v git &>/dev/null; then
    echo "git could not be found"
    exit 1
  else
    echo "git has been installed"
  fi

  # check if the git version is greater than v2.9
  # git core.hooksPath supported from v2.9
  if (
    echo a version ${MIN_GIT_VERSION}
    git version
  ) | sort -Vk3 | tail -1 | grep -q git; then
    echo "git version qualify"
  else
    echo "git version must be greater than v2.9. please upgrade now!"
    exit 1
  fi
}

function createHooksDir() {
  if [ ! -d "$HOOKS_DIR" ]; then
    mkdir -p "$HOOKS_DIR"
    echo "hooks dir has been created"
  else
    echo "hooks dir exists"
  fi
}

function generatePreCommit() {
  cat <<'EOF' >"$HOOKS_DIR/pre-commit"
#!/bin/bash

protected_branch='master'
current_branch=$(git rev-parse --symbolic --abbrev-ref HEAD)

if [ "$protected_branch" == "$current_branch" ]; then
  echo "git hooks: Do not commit to $current_branch branch"
  exit 1
fi

exit 0
EOF

  chmod +x "$HOOKS_DIR/pre-commit"
}

function generatePrePush() {
  cat <<'EOF' >"$HOOKS_DIR/pre-push"
#!/bin/bash

protected_branch='master'
remote_branch_prefix="refs/heads/"
protected_remote_branch=$remote_branch_prefix$protected_branch

while read local_ref local_sha remote_ref remote_sha
do
  if [ "$protected_remote_branch" == "$remote_ref" ]; then
	  echo " git hooks: Do not commit to $protected_branch branch"
	  exit 1
  fi
done

exit 0
EOF

  chmod +x "$HOOKS_DIR/pre-push"
}

function configGitHooksPath() {
  git config --global core.hookspath "$HOOKS_DIR"
}

checkGitVersion
createHooksDir
generatePreCommit
generatePrePush
configGitHooksPath

echo "forbid master commit and push done"