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fix: feat: stack lock protocol for singleton project stack access (#255)
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Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
Claude 2026-04-05 21:04:15 +00:00
parent a77aa19c3f
commit 564b8c90aa
1 changed files with 6 additions and 2 deletions
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8
lib/stack-lock.sh
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@ -98,6 +98,7 @@ stack_lock_acquire() {
lock_file="$(_stack_lock_path "$project")" lock_file="$(_stack_lock_path "$project")"
local deadline local deadline
deadline=$(( $(date -u +%s) + max_wait )) deadline=$(( $(date -u +%s) + max_wait ))
local _rc=0
mkdir -p "$STACK_LOCK_DIR" mkdir -p "$STACK_LOCK_DIR"
@ -130,17 +131,20 @@ stack_lock_acquire() {
remaining=$(( deadline - $(date -u +%s) )) remaining=$(( deadline - $(date -u +%s) ))
if [ "$remaining" -le 0 ]; then if [ "$remaining" -le 0 ]; then
echo "[stack-lock] timed out waiting for lock on ${project} (held by ${cur_holder})" >&2 echo "[stack-lock] timed out waiting for lock on ${project} (held by ${cur_holder})" >&2
return 1 _rc=1
break
fi fi
echo "[stack-lock] ${project} locked by ${cur_holder}, waiting ${STACK_LOCK_POLL_INTERVAL}s (${remaining}s left)..." >&2 echo "[stack-lock] ${project} locked by ${cur_holder}, waiting ${STACK_LOCK_POLL_INTERVAL}s (${remaining}s left)..." >&2
sleep "$STACK_LOCK_POLL_INTERVAL" sleep "$STACK_LOCK_POLL_INTERVAL"
;; ;;
*) *)
echo "[stack-lock] unexpected status '${status}' for ${project}" >&2 echo "[stack-lock] unexpected status '${status}' for ${project}" >&2
return 1 _rc=1
break
;; ;;
esac esac
done done
return "$_rc"
} }
# stack_lock_heartbeat <holder_id> <project> # stack_lock_heartbeat <holder_id> <project>