Created
March 11, 2026 17:38
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Script to check which git repositories need update wrt to its remote branch
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| #!/usr/bin/env bash | |
| set -euo pipefail | |
| # Use existing agent if it has keys, otherwise start one and add from keychain | |
| if ! ssh-add -l &>/dev/null; then | |
| eval "$(ssh-agent -s)" | |
| ssh-add --apple-use-keychain ~/.ssh/id_rsa || { | |
| echo "Failed to add SSH key" | |
| exit 1 | |
| } | |
| fi | |
| # With args: recursive search for git repos under each path (same as: find path -name '.git' -type d) | |
| # No args: top-level dirs only (legacy behavior) | |
| if [ $# -gt 0 ]; then | |
| repo_dirs=() | |
| for path in "$@"; do | |
| path="${path%/}" | |
| if [ ! -d "$path" ]; then | |
| echo "⚠️ Skipping $path (not a directory)" | |
| continue | |
| fi | |
| count_before=${#repo_dirs[@]} | |
| gitdirs=$(find "$path" -name ".git" -type d 2>/dev/null) | |
| while IFS= read -r gitdir; do | |
| [ -n "$gitdir" ] && repo_dirs+=("$(dirname "$gitdir")") | |
| done <<< "$gitdirs" | |
| if [ ${#repo_dirs[@]} -eq "$count_before" ]; then | |
| echo "⚠️ No git repos found under $path" | |
| fi | |
| done | |
| else | |
| repo_dirs=(*/) | |
| fi | |
| for dir in "${repo_dirs[@]}"; do | |
| dir="${dir%/}" | |
| if [ -d "$dir/.git" ]; then | |
| echo "🔍 Checking $dir" | |
| ( | |
| cd "$dir" | |
| if ! git rev-parse --verify HEAD &>/dev/null; then | |
| echo " ⏭️ Skipping (no commits yet)" | |
| exit 0 | |
| fi | |
| # Make sure we have the latest info | |
| git fetch --quiet | |
| branch=$(git rev-parse --abbrev-ref HEAD) | |
| upstream="origin/$branch" | |
| if git show-ref --verify --quiet "refs/remotes/$upstream"; then | |
| ahead=$(git rev-list --count "$upstream..$branch") | |
| behind=$(git rev-list --count "$branch..$upstream") | |
| if [ "$behind" -gt 0 ]; then | |
| echo " ⚠️ Behind $upstream by $behind commit(s)" | |
| elif [ "$ahead" -gt 0 ]; then | |
| echo " ⬆️ Ahead of $upstream by $ahead commit(s)" | |
| else | |
| echo " ✅ Up to date with $upstream" | |
| fi | |
| else | |
| echo " ❌ No upstream branch found for $branch" | |
| fi | |
| ) | |
| fi | |
| done |
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