weichenandCursor
3ade654256
Introduce goose v20 lease columns with heartbeat loops so only expired leases are marked interrupted on restart; add PG tests for concurrent stage advance, active lease survival, and backup migration idempotency. Co-authored-by: Cursor <cursoragent@cursor.com>
19 lines
865 B
SQL
19 lines
865 B
SQL
-- +goose Up
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-- Phase 4: 长任务 worker lease / heartbeat，用于识别孤儿 running 任务
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ALTER TABLE task_runs ADD COLUMN IF NOT EXISTS worker_id TEXT NOT NULL DEFAULT '';
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ALTER TABLE task_runs ADD COLUMN IF NOT EXISTS lease_expires_at TIMESTAMPTZ;
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ALTER TABLE task_runs ADD COLUMN IF NOT EXISTS lease_heartbeat_at TIMESTAMPTZ;
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ALTER TABLE task_runs ADD COLUMN IF NOT EXISTS attempt INT NOT NULL DEFAULT 1;
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CREATE INDEX IF NOT EXISTS idx_task_runs_stale_lease
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ON task_runs(lease_expires_at)
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WHERE status = 'running' AND lease_expires_at IS NOT NULL;
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-- +goose Down
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DROP INDEX IF EXISTS idx_task_runs_stale_lease;
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ALTER TABLE task_runs DROP COLUMN IF EXISTS attempt;
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ALTER TABLE task_runs DROP COLUMN IF EXISTS lease_heartbeat_at;
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ALTER TABLE task_runs DROP COLUMN IF EXISTS lease_expires_at;
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ALTER TABLE task_runs DROP COLUMN IF EXISTS worker_id;
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