Check all Git repositories for uncommitted/unpushed changes

check-git-repos.sh

#!/usr/bin/env bash

ROOT_DIR="${1:-.}"
ROOT_DIR="$(realpath "$ROOT_DIR")"

echo "Scanning for Git repositories under: $ROOT_DIR"
echo

# Counters and path trackers
total=0
clean=0
dirty=0
no_upstream=0
no_remote=0

repos_dirty=()
repos_no_upstream=()
repos_no_remote=()

while read gitdir; do
    repo_dir="$(realpath "$(dirname "$gitdir")")"
    echo "🔍 Checking: $repo_dir"
    cd "$repo_dir" || { echo "  ❌ Failed to enter $repo_dir"; echo; continue; }

    total=$((total + 1))
    has_changes=false

    # Check for uncommitted changes
    if [[ -n $(git status --porcelain) ]]; then
        echo "  🟡 Uncommitted changes"
        has_changes=true
    fi

    # Check for remote
    if [[ -z $(git remote) ]]; then
        echo "  ⚠️ No remote repository configured"
        no_remote=$((no_remote + 1))
        repos_no_remote+=("$repo_dir")
        has_changes=true
    fi

    # Check for unpushed commits
    current_branch=$(git rev-parse --abbrev-ref HEAD)
    upstream=$(git rev-parse --abbrev-ref --symbolic-full-name "@{u}" 2>/dev/null)

    if [[ -n "$upstream" ]]; then
        ahead=$(git rev-list --count HEAD.."$upstream")
        if [[ "$ahead" -gt 0 ]]; then
            echo "  🔴 $ahead unpushed commit(s)"
            has_changes=true
        fi
    else
        # Check if current commit is reachable from any branch with upstream
        current_commit=$(git rev-parse HEAD)
        merged_upstream=$(git for-each-ref --format='%(refname:short)' refs/heads | while read branch; do
            upstream_branch=$(git rev-parse --abbrev-ref --symbolic-full-name "$branch@{u}" 2>/dev/null)
            if [[ -n "$upstream_branch" ]]; then
                if git merge-base --is-ancestor "$current_commit" "$upstream_branch"; then
                    echo "$branch"
                    break
                fi
            fi
        done)

        if [[ -z "$merged_upstream" ]]; then
            echo "  ⚠️ No upstream set for current branch"
            no_upstream=$((no_upstream + 1))
            repos_no_upstream+=("$repo_dir")
            has_changes=true
        fi
    fi

    if [[ "$has_changes" = false ]]; then
        echo "  ✅ All changes committed and pushed"
        clean=$((clean + 1))
    else
        dirty=$((dirty + 1))
        repos_dirty+=("$repo_dir")
    fi

    echo
done < <(find "$ROOT_DIR" -type d -name ".git")

# Summary
echo "📊 Summary:"
echo "  Total repositories scanned: $total"
echo "  ✅ Clean (committed & pushed): $clean"
echo "  🟡/🔴 Dirty (uncommitted or unpushed): $dirty"
echo "  ⚠️ No upstream set: $no_upstream"
echo "  ⚠️ No remote configured: $no_remote"
echo

# List paths
if (( ${#repos_dirty[@]} > 0 )); then
    echo "🟡/🔴 Repositories with uncommitted or unpushed changes:"
    for path in "${repos_dirty[@]}"; do echo "  - $path"; done
    echo
fi

if (( ${#repos_no_upstream[@]} > 0 )); then
    echo "⚠️ Repositories with no upstream set:"
    for path in "${repos_no_upstream[@]}"; do echo "  - $path"; done
    echo
fi

if (( ${#repos_no_remote[@]} > 0 )); then
    echo "⚠️ Repositories with no remote configured:"
    for path in "${repos_no_remote[@]}"; do echo "  - $path"; done
    echo
fi