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[Fleet] recreate follower index on retention lease error #225083

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[Fleet] recreate follower index on retention lease error #225083

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55 changes: 50 additions & 5 deletions ...atform/plugins/shared/fleet/server/tasks/sync_integrations/compare_synced_integrations.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -34,7 +34,10 @@ import type {
} from '../../../common/types';
import { SyncStatus } from '../../../common/types';

import { canEnableSyncIntegrations } from '../../services/setup/fleet_synced_integrations';
import {
FLEET_SYNCED_INTEGRATIONS_INDEX_NAME,
canEnableSyncIntegrations,
} from '../../services/setup/fleet_synced_integrations';

import type { IntegrationsData, SyncIntegrationsData, CustomAssetsData } from './model';
import { getPipeline, getComponentTemplate, CUSTOM_ASSETS_PREFIX } from './custom_assets';
Expand Down Expand Up @@ -62,9 +65,20 @@ export const getFollowerIndexInfo = async (
const resStats = await esClient.ccr.followStats({
index,
});
if (resStats?.indices[0]?.shards[0]?.fatal_exception) {
const fatalExceptionReason = resStats?.indices[0]?.shards[0]?.fatal_exception?.reason;
// TODO testing
// fatalExceptionReason = 'Existing retention leases [[RetentionLease';

if (fatalExceptionReason?.includes('RetentionLease')) {
const response = await recreateFollowerIndex(esClient, index, logger);
if (response) {
return { info: response };
}
}

if (fatalExceptionReason) {
return {
error: `Follower index ${index} fatal exception: ${resStats.indices[0].shards[0].fatal_exception?.reason}`,
error: `Follower index ${index} fatal exception: ${fatalExceptionReason}`,
};
}

Expand All @@ -73,12 +87,43 @@ export const getFollowerIndexInfo = async (
if (err?.body?.error?.type === 'index_not_found_exception') {
throw new IndexNotFoundError(`Index not found`);
}

logger.error('error', err?.message);
logger.error(err);
throw err;
}
};

const recreateFollowerIndex = async (
esClient: ElasticsearchClient,
index: string,
logger: Logger
): Promise<CcrFollowInfoFollowerIndex | undefined> => {
logger.info(`Retention lease error on ${index}, deleting and recreating follower index...`);

const resp = await esClient.indices.delete({ index });
logger.info(`Follower index ${index} deleted: ${resp?.acknowledged}`);

const remoteInfo = await esClient.cluster.remoteInfo();
const remoteClusterNames = Object.keys(remoteInfo);
const remoteClusterName = remoteClusterNames.find((name) => index.includes(name));

if (remoteClusterName) {
const followResp = await esClient.ccr.follow({
index,
leader_index: FLEET_SYNCED_INTEGRATIONS_INDEX_NAME,
remote_cluster: remoteClusterName,
wait_for_active_shards: 'all',
});
logger.info(`Follower index ${index} recreated: ${followResp?.follow_index_created}`);

const res = await esClient.ccr.followInfo({
index,
});
return res.follower_indices[0];
} else {
logger.debug(`Remote cluster matching ${index} suffix not found`);
}
};

export const fetchAndCompareSyncedIntegrations = async (
esClient: ElasticsearchClient,
savedObjectsClient: SavedObjectsClientContract,
Expand Down