Angel Hudgins
ea466bc4e2
- Add -j/--jobs N flag to run N commits in parallel - Use xargs -P for reliable parallel execution - Refactor to use process_commit wrapper function - Falls back to sequential when -j 1 or not specified - Should provide 3-4x speedup when checking multiple commits
320 lines
10 KiB
Bash
Executable File
320 lines
10 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -euo pipefail
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# Usage:
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# check-history.sh <start_offset> <count> [OPTIONS]
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# Example:
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# check-history.sh 2 4 # checks commits 2,3,4,5
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# check-history.sh 5 1 -v # verbose mode
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# check-history.sh 2 28 -j4 # check 28 commits, 4 at a time
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VERBOSE=0
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JOBS=1
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# Parse arguments
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if [ $# -lt 2 ]; then
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echo "Usage: $0 <start_offset_from_head> <count> [--verbose|-v] [-j|--jobs N]"
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exit 1
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fi
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START_ARG="$1"
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COUNT_ARG="$2"
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shift 2
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# Parse optional flags
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while [ $# -gt 0 ]; do
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case "$1" in
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-v|--verbose)
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VERBOSE=1
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shift
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;;
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-j|--jobs)
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if [ $# -lt 2 ]; then
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echo "Error: -j/--jobs requires a number" >&2
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exit 1
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fi
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JOBS="$2"
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if ! [[ "$JOBS" =~ ^[0-9]+$ ]] || [ "$JOBS" -lt 1 ]; then
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echo "Error: -j/--jobs must be a positive integer" >&2
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exit 1
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fi
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shift 2
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;;
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*)
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echo "Error: Unknown option $1" >&2
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echo "Usage: $0 <start_offset_from_head> <count> [--verbose|-v] [-j|--jobs N]"
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exit 1
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;;
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esac
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done
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# Debug logging helper
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debug() {
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if [ "$VERBOSE" -eq 1 ]; then
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echo "[DEBUG] $*" >&2
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fi
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}
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# Convert user-friendly 1-indexed "Nth from HEAD" into 0-indexed offset
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START_OFFSET="$(( START_ARG - 1 ))"
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COUNT="$COUNT_ARG"
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REPO_ROOT="$(git rev-parse --show-toplevel)"
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TMP_BASE="/tmp/check-history-$$"
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WORKTREES_DIR="$TMP_BASE/worktrees"
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LOGS_DIR="$TMP_BASE/logs"
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PNPM_STORE="$HOME/.cache/check-history/pnpm-store"
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debug "REPO_ROOT: $REPO_ROOT"
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debug "TMP_BASE: $TMP_BASE"
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debug "PNPM_STORE: $PNPM_STORE"
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mkdir -p "$WORKTREES_DIR" "$LOGS_DIR" "$PNPM_STORE"
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if [ "$JOBS" -gt 1 ]; then
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echo "Checking commits from offset $START_ARG (HEAD~$START_OFFSET) for $COUNT commits with $JOBS parallel jobs…"
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else
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echo "Checking commits from offset $START_ARG (HEAD~$START_OFFSET) for $COUNT commits…"
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fi
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echo
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# Build list of commits as if by `git rebase -i HEAD~N` (HEAD=0 newest) as if by `git rebase -i HEAD~N`
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# HEAD = index 0, parent = index 1, etc.
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mapfile -t HEAD_TO_OLD <<EOF
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$(git rev-list HEAD)
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EOF
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# Reverse into chronological order (oldest first)
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mapfile -t ALL_COMMITS < <(printf '%s
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' "${HEAD_TO_OLD[@]}" | tac)
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debug "Total commits in history: ${#ALL_COMMITS[@]}"
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mapfile -t ALL_COMMITS < <(printf '%s
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' "${HEAD_TO_OLD[@]}" | tac)
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# Convert HEAD-based offsets to chronological indexes
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# HEAD~0 → last element; HEAD~1 → second-to-last
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START_INDEX=$(( ${#ALL_COMMITS[@]} - 1 - START_OFFSET ))
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debug "START_INDEX (in chronological array): $START_INDEX"
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# Corrected: START_INDEX is the *newest* selected commit.
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# The range must be: START_INDEX down to START_INDEX-(COUNT-1)
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BEGIN_INDEX=$(( START_INDEX - COUNT + 1 ))
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debug "BEGIN_INDEX: $BEGIN_INDEX (checking $COUNT commits)"
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# True rebase-style selection: newest-first offset, then N older
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# Ensure BEGIN_INDEX is valid
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if (( BEGIN_INDEX < 0 )); then
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echo "Error: Range extends beyond repository history" >&2
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exit 1
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fi
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# Compute slice from BEGIN_INDEX to START_INDEX inclusive
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COMMITS=("${ALL_COMMITS[@]:$BEGIN_INDEX:$COUNT}")
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debug "Selected commits:"
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for c in "${COMMITS[@]}"; do
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debug " $c"
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done
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# -----------------------------
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# Frontend builder
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# -----------------------------
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build_frontend() {
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(
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[ "$VERBOSE" -eq 1 ] && echo "[BUILD_DEBUG] Entering rfc-edge-frontend directory" || true
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cd rfc-edge-frontend || {
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echo "❌ Failed to cd into rfc-edge-frontend"
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return 1
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}
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[ "$VERBOSE" -eq 1 ] && echo "[BUILD_DEBUG] cd succeeded, PWD=$PWD" || true
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export PNPM_HOME="$PWD/.pnpm_home"
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export PNPM_STORE_PATH="$PNPM_STORE"
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export PNPM_HARD_LINKS=false
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# Copy .env file from main repo if it exists and isn't present in worktree
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if [ ! -f .env ] && [ -f "$REPO_ROOT/rfc-edge-frontend/.env" ]; then
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[ "$VERBOSE" -eq 1 ] && echo "[BUILD_DEBUG] Copying .env file from main repo" || true
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cp "$REPO_ROOT/rfc-edge-frontend/.env" .env
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elif [ -f .env ]; then
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[ "$VERBOSE" -eq 1 ] && echo "[BUILD_DEBUG] .env file already exists in worktree" || true
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else
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[ "$VERBOSE" -eq 1 ] && echo "[BUILD_DEBUG] No .env file found in main repo" || true
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fi
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[ "$VERBOSE" -eq 1 ] && echo "[BUILD_DEBUG] Environment variables set:" || true
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[ "$VERBOSE" -eq 1 ] && echo "[BUILD_DEBUG] PNPM_HOME=$PNPM_HOME" || true
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[ "$VERBOSE" -eq 1 ] && echo "[BUILD_DEBUG] PNPM_STORE_PATH=$PNPM_STORE_PATH" || true
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mkdir -p "$PNPM_HOME" "$PNPM_STORE_PATH"
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[ "$VERBOSE" -eq 1 ] && echo "[BUILD_DEBUG] Created pnpm directories" || true
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[ "$VERBOSE" -eq 1 ] && echo "[BUILD_DEBUG] Running pnpm install..." || true
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if [ "$VERBOSE" -eq 1 ]; then
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pnpm install --frozen-lockfile --prefer-offline </dev/null
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else
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pnpm install --frozen-lockfile --prefer-offline </dev/null >/dev/null 2>&1
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fi || {
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echo "❌ pnpm install failed"
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return 1
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}
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[ "$VERBOSE" -eq 1 ] && echo "[BUILD_DEBUG] pnpm install succeeded" || true
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[ "$VERBOSE" -eq 1 ] && echo "[BUILD_DEBUG] Running pnpm build..." || true
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if [ "$VERBOSE" -eq 1 ]; then
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pnpm build </dev/null
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else
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pnpm build </dev/null >/dev/null 2>&1
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fi || {
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echo "❌ pnpm build failed"
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return 1
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}
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[ "$VERBOSE" -eq 1 ] && echo "[BUILD_DEBUG] pnpm build succeeded" || true
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[ "$VERBOSE" -eq 1 ] && echo "[BUILD_DEBUG] Running pnpm check..." || true
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if [ "$VERBOSE" -eq 1 ]; then
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pnpm check </dev/null
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else
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pnpm check </dev/null >/dev/null 2>&1
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fi || {
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echo "❌ pnpm check failed"
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return 1
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}
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[ "$VERBOSE" -eq 1 ] && echo "[BUILD_DEBUG] pnpm check succeeded" || true
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)
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}
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# -----------------------------
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# Ctrl-C cleanup
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# -----------------------------
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cleanup() {
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echo "
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Caught interrupt, killing background jobs and cleaning worktrees…" >&2
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# Kill all background jobs
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jobs -p | xargs -r kill 2>/dev/null || true
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git worktree prune >/dev/null 2>&1 || true
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rm -rf "$TMP_BASE" >/dev/null 2>&1 || true
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exit 130
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}
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trap cleanup INT
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# -----------------------------
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# Commit checker
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# -----------------------------
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check_commit() {
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local commit="$1"
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local worktree="$2"
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local log="$3"
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[ "$VERBOSE" -eq 1 ] && debug "check_commit() called for $commit" || true
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[ "$VERBOSE" -eq 1 ] && debug " worktree: $worktree" || true
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[ "$VERBOSE" -eq 1 ] && debug " log: $log" || true
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(
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set -euo pipefail
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echo "===== COMMIT $commit ====="
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[ "$VERBOSE" -eq 1 ] && echo "[CHECK_DEBUG] Adding worktree at $worktree" || true
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git worktree add --force --detach "$worktree" "$commit" >/dev/null
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[ "$VERBOSE" -eq 1 ] && echo "[CHECK_DEBUG] Worktree created, changing directory" || true
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cd "$worktree"
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[ "$VERBOSE" -eq 1 ] && echo "[CHECK_DEBUG] In worktree, PWD=$PWD" || true
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if [ -d rfc-edge-frontend ]; then
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[ "$VERBOSE" -eq 1 ] && echo "[CHECK_DEBUG] Found rfc-edge-frontend directory" || true
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echo "→ Building frontend…"
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if ! build_frontend; then
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echo "❌ Frontend build failed"
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exit 1
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fi
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[ "$VERBOSE" -eq 1 ] && echo "[CHECK_DEBUG] Frontend build completed successfully" || true
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else
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[ "$VERBOSE" -eq 1 ] && echo "[CHECK_DEBUG] No rfc-edge-frontend directory found, skipping frontend build" || true
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fi
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# Check if Rust files changed in this commit
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if git diff --name-only "${commit}^..${commit}" 2>/dev/null | grep -qE '\.(rs|toml)$|Cargo\.lock'; then
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[ "$VERBOSE" -eq 1 ] && echo "[CHECK_DEBUG] Rust files changed, running cargo check" || true
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echo "→ Running cargo check…"
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if ! cargo check --quiet; then
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echo "❌ Cargo check failed"
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exit 1
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fi
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[ "$VERBOSE" -eq 1 ] && echo "[CHECK_DEBUG] Cargo check completed successfully" || true
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else
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[ "$VERBOSE" -eq 1 ] && echo "[CHECK_DEBUG] No Rust files changed, skipping cargo check" || true
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echo "→ Skipping cargo check (no Rust changes)"
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fi
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echo "✓ OK"
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) >"$log" 2>&1
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return $?
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}
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# -----------------------------
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# Execution (parallel or sequential)
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# -----------------------------
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FAIL=0
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TOTAL=${#COMMITS[@]}
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# Export functions and variables for parallel execution
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export -f check_commit build_frontend debug
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export VERBOSE REPO_ROOT PNPM_STORE WORKTREES_DIR LOGS_DIR
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# Process a single commit (for xargs)
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process_commit() {
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local idx="$1"
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local commit="$2"
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local worktree="$WORKTREES_DIR/$commit"
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local log="$LOGS_DIR/$commit.log"
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echo "[ $((idx + 1)) / $TOTAL ] Checking $commit…"
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if check_commit "$commit" "$worktree" "$log"; then
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echo "✓ [ $((idx + 1)) / $TOTAL ] $commit passed"
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sed 's/^/ /' "$log"
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git worktree remove --force "$worktree" >/dev/null 2>&1 || true
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echo
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return 0
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else
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echo "❌ FAILED at commit $commit"
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sed 's/^/ /' "$log"
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echo
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return 1
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fi
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}
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export -f process_commit
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export TOTAL
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if [ "$JOBS" -eq 1 ]; then
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# Sequential execution
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for i in "${!COMMITS[@]}"; do
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if ! process_commit "$i" "${COMMITS[$i]}"; then
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FAIL=1
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break
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fi
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done
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else
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# Parallel execution using xargs
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debug "Starting parallel execution with $JOBS jobs"
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# Create input for xargs: "index commit"
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for i in "${!COMMITS[@]}"; do
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echo "$i ${COMMITS[$i]}"
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done | xargs -P "$JOBS" -n 2 bash -c 'process_commit "$@"' _ || FAIL=1
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fi
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# -----------------------------
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# Final output
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# -----------------------------
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if [ "$FAIL" -eq 1 ]; then
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echo "❌ Stopped early due to failure."
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debug "Cleaning up: removing $TMP_BASE"
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else
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echo "🎉 All commits passed!"
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debug "All commits verified successfully"
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debug "Cleaning up: removing $TMP_BASE"
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fi
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rm -rf "$TMP_BASE" >/dev/null 2>&1
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debug "Cleanup complete"
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