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feat(alerting): Persist triggered alerts across application restart (#764)

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* feat(alerting): Persist triggered alerts across application restart

Fixes #679

* test(alerting): Add numerous tests related to alerts
This commit is contained in:
TwiN
2024-05-15 21:29:45 -04:00
committed by GitHub
parent 9d151fcdb4
commit f2c5f5911c
13 changed files with 822 additions and 72 deletions
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17
storage/store/sql/specific_postgres.go
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@ -16,7 +16,7 @@ func (s *Store) createPostgresSchema() error {
_, err = s.db.Exec(`
CREATE TABLE IF NOT EXISTS endpoint_events (
endpoint_event_id BIGSERIAL PRIMARY KEY,
endpoint_id INTEGER NOT NULL REFERENCES endpoints(endpoint_id) ON DELETE CASCADE,
endpoint_id BIGINT NOT NULL REFERENCES endpoints(endpoint_id) ON DELETE CASCADE,
event_type TEXT NOT NULL,
event_timestamp TIMESTAMP NOT NULL
)
@ -66,7 +66,20 @@ func (s *Store) createPostgresSchema() error {
UNIQUE(endpoint_id, hour_unix_timestamp)
)
`)
// Silent table modifications
if err != nil {
return err
}
_, err = s.db.Exec(`
CREATE TABLE IF NOT EXISTS endpoint_alerts_triggered (
endpoint_alert_trigger_id BIGSERIAL PRIMARY KEY,
endpoint_id BIGINT NOT NULL REFERENCES endpoints(endpoint_id) ON DELETE CASCADE,
configuration_checksum TEXT NOT NULL,
resolve_key TEXT NOT NULL,
number_of_successes_in_a_row INTEGER NOT NULL,
UNIQUE(endpoint_id, configuration_checksum)
)
`)
// Silent table modifications TODO: Remove this in v6.0.0
_, _ = s.db.Exec(`ALTER TABLE endpoint_results ADD IF NOT EXISTS domain_expiration BIGINT NOT NULL DEFAULT 0`)
return err
}