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ArcadeData / arcadedb Public

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#2043 High Availability (HA) Subsystem Improvement #2062

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robfrank wants to merge 200 commits intomainArcadeData/arcadedb:mainfrom

feature/2043-ha-testArcadeData/arcadedb:feature/2043-ha-testCopy head branch name to clipboard

Conversation Commits200 (200)Checks Files changed

Open

#2043 High Availability (HA) Subsystem Improvement #2062
robfrank wants to merge 200 commits intomainfrom
feature/2043-ha-test

Commits

Commits on Feb 20, 2026

2043 add first resilience tests using testcontainers and toxyproxy, refactor ha stack to be able to work properly inside docker
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refactor: clean up DatabaseWrapper formatting and improve logger initialization
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refactor: optimize import statements across multiple classes
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test: add unit tests for ReplicationLogFile functionality
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refactor: rename resilience test classes and update package structure
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test: add Java resilience tests to CI pipeline
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test: update resilience tests to run with integration profile
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feat: add initial configuration and setup files for project
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feat: create directories for HA container setup
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feat: ensure created directories are writable for HA container setup
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feat: update container directory permissions to be non-writable for security
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feat: modify container setup to set user ID and group ID for security
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feat: ensure user ID and group ID are set for container creation
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feat: set user ID and group ID for container creation using a consumer
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feat: update Dockerfile to use alpine image and modify user creation method
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feat: add method to create container directories in test template
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refactor: remove commented-out code and clean up whitespace in utility classes
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feat: add checks for user identity and permissions in CI pipeline
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feat: add additional checks for database directory in CI pipeline
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feat: update resilience tests command in CI configuration
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feat: add conditional execution for checks in CI configuration
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feat: update file system binding to use copy to container method in ContainersTestTemplate
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feat: add cleanup commands for container databases and logs on stop
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feat: simplify resilience tests command in CI configuration
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wip
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feat: remove database comparison after each test and improve cleanup commands
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wip
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wip
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turn off FINE logging
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feat: comment out database comparison and cleanup logic in tests
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fix missing import
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pre calculate totals
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feat: update photo count in load test and enhance database edge creation
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feat: enhance load tests by adding friendship count assertion and improving edge creation logic
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feat: refactor load test logic and improve friendship creation methods
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rebased on main, use of perf-tests support
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WIP
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fix: resolve server aliases in HA cluster formation for Docker/K8s
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fix: resolve removeServer() type mismatch with ServerInfo migration

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fix: re-enable HTTP address propagation for HA client redirects

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fix: correct test assertions in ThreeInstancesScenarioIT

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fix: complete ServerInfo migration for HAServer.getReplica() method

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feat: enhance UpdateClusterConfiguration to propagate HTTP addresses

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feat: implement setServerAddresses for dynamic cluster updates

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feat: implement DNS-based discovery service for HA clusters

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docs: clarify issue #2953 already implemented in #2952

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feat: add cluster-aware health check endpoints for HA integration

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feat: complete Toxiproxy integration for HA resilience testing

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test: add comprehensive chaos engineering tests for HA cluster resilience

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test: enable database comparison in resilience tests for consistency verification

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docs: analyze test utilities extraction requirements for issue #2958

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feat: add HA performance benchmarks for issue #2959

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add autoclosable
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test: improve HA test reliability (issue #2960)
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docs: add implementation summary for issue #2960
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summary
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feat: modernize date handling with Java 21 pattern matching (#2969)
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docs: update issue #2969 implementation summary
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docs: add analysis for issue #2970 - ResultSet bug verification

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feat: improve HARandomCrashIT reliability with Awaitility and exponential backoff (issue #2971)

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feat: add thread safety and cluster stabilization to HASplitBrainIT (issue #2972)

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feat: add schema propagation waits to ReplicationChangeSchemaIT (issue #2973)

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fix compilaton errors
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fix: improve HARandomCrashIT resource management and extend timeout for chaos testing

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feat: extract timeout constants for HA integration tests
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docs: add comprehensive documentation to HA integration tests
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wip
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refactor simple scenario
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add IT suffix
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Refactor HA tests to e2e-ha module and enhance HA Leader Fencing/Resync
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disabled test
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test: fix ReplicationServerReplicaHotResyncIT to properly test hot resync
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fix test
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fix module name
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fix schema version increment in HA
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fix ReplicationServerReplicaHotResyncIT
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fix HARandomCrashIT
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fix HARandomCrashIT
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fix HARandomCrashIT
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fix HARandomCrashIT
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fix HASplitBrainIT
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wip on e2e-ha
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disabling failing tests for now
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add server alias/server name mapping: useful when runing in docker (and probaly k8s too)
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WIP on stabilizing tests
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refibmebt
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add getLeader() method
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wip
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docs: add HA reliability improvements design document

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docs: add Phase 1 implementation plan for HA test improvements

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test: add HA test helper methods to BaseGraphServerTest

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test: add simple replication reference test with Awaitility patterns

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test: convert ReplicationServerIT to use waitForClusterStable pattern

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test: enhance HARandomCrashIT with improved stabilization patterns

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test: convert HASplitBrainIT to use Awaitility patterns

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test: convert ReplicationChangeSchemaIT to use waitForClusterStable

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docs: add comprehensive HA test conversion guide

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docs: add Phase 1 implementation summary

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fix: add diagnostic logging to HA handshake flow

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fix: add logging to ReplicaReadyRequest execution

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fix: use server name as alias for dynamic cluster members

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fix: improve replica status transition visibility

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docs: add Phase 2 HA test baseline

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feat: add state transition validation to replica executor

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feat: add cluster health diagnostic endpoint

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docs: add Phase 3 planning placeholder

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docs: update Phase 2 baseline with final validation results

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feat: add connection retry with exponential backoff

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test: add HATestHelpers utility class for HA tests

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test: add @Timeout annotations to HA tests

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test: convert SimpleReplicationServerIT to use HATestHelpers

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test: convert ServerDatabaseSqlScriptIT to use HATestHelpers

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test: update BaseGraphServerTest to delegate to HATestHelpers

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docs: add HA test infrastructure improvements plan

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perf: optimize HATestHelpers for faster test execution

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docs: add comprehensive next steps for HA test infrastructure
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fix: configure faster connection retry for HA tests
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fix: prevent connection attempt overlap in 2-server clusters
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fix: prevent duplicate connection attempts at HAServer level
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fix: compare servers by host:port instead of equals in defensive check
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fix: use isAlive() to check for active executor instead of connectInProgress
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fix: synchronize connectToLeader to prevent concurrent execution
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test: configure faster HA connection retry for test execution

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docs: add 2-server cluster fix results and implementation plan

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test: add HA integration tests and configure test execution
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fix: handle leader redirects in bounded retry loop

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wip
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test: fix IndexCompactionReplicationIT vector test issues

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test: remove redundant HA integration test steps and add conditional execution
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docs: add HA test infrastructure Phase 2 implementation plan

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fix: add missing quantization data skip in vector index WAL replication

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docs: add IndexCompactionReplicationIT test fix status report

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docs: add HA test infrastructure state assessment and continuation plan

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docs: document sleep removal challenges and test infrastructure fragility

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docs: comprehensive HA test infrastructure session summary

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docs: establish HA test baseline - 61% pass rate with sleeps intact

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docs: Phase 2 enhanced reconnection + state machine design

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docs: Phase 2 enhanced reconnection implementation plan

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feat: add exception classification enum and lifecycle events

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test: complete ExceptionCategory display name assertions

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feat: add replica connection metrics tracking

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fix: improve encapsulation in metrics classes

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feat: add feature flag for enhanced reconnection

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style: standardize HA config documentation format

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feat: implement exception classification methods

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feat: implement recovery strategies for replica reconnection

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feat: integrate enhanced reconnection via feature flag

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feat: add cluster health API endpoint

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test: add integration tests for enhanced reconnection

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docs: add enhanced reconnection user documentation

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test: Phase 2 enhanced reconnection validation results

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fix: trigger full resync on ConcurrentModificationException during WAL replay

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fix: detect self-redirect in leader discovery and trigger election

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fix: wait for election completion on self-redirect to prevent split-brain

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test: modernize HTTP2ServersIT synchronization patterns

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test: convert HTTPGraphConcurrentIT to Awaitility patterns

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test: convert IndexOperations3ServersIT to Awaitility patterns

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test: convert ServerDatabaseAlignIT to Awaitility patterns

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test: convert ServerDatabaseBackupIT to Awaitility patterns

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fix: resolve 3-server cluster formation race condition

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fix: resolve LSM vector index countEntries() reporting incorrect counts

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fix: resolve quorum timeout and stabilization issues in HA tests

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fix: ensure database accessibility during leader failover transitions

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test: fix leader failover test infrastructure issues

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docs: Phase 3 validation results and analysis

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fix: correct Phase 3 validation documentation - no HAServer.parseServerList issue exists

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docs: add HAServer.parseServerList investigation results

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docs: triage of 6 failing HA tests

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fix: full database resync after replication log loss

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fix: eliminate 15,000 ClassCastExceptions in ReplicationServerLeaderChanges3TimesIT

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update on ReplicationServerLeaderChanges3TimesIT
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test: remove Thread.sleep from ReplicationServerQuorumNoneIT

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test: remove Thread.sleep from ReplicationServerWriteAgainstReplicaIT

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test: remove Thread.sleep from ReplicationServerLeaderChanges3TimesIT

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test: remove CodeUtils.sleep from HARandomCrashIT

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test: remove Thread.sleep from ReplicationServerLeaderDownNoTransactionsToForwardIT

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test: remove Thread.sleep from ReplicationServerReplicaRestartForceDbInstallIT

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test: remove Thread.sleep from ReplicationServerReplicaHotResyncIT

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test: remove Thread.sleep from ManualClusterTests

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feat(ha): add structured replication exception types

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feat(ha): use structured exceptions in Leader2ReplicaNetworkExecutor

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feat(ha): complete cluster health API with replica metrics

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feat(ha): add circuit breaker for replica connections

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feat(ha): add background consistency monitor

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fix(ha): address critical bugs in ConsistencyMonitor

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feat(ha): enhance configuration options for HA features
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fix(ha): correct ConsistencyMonitorIT cluster stabilization bug
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test(ha): disable ReplicationServerLeaderChanges3TimesIT due to deadlock
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test(ha): disable ReplicationServerLeaderDownIT due to missing failover config
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fix(ha): adjust test data range in ConsistencyMonitorIT and update ReplicationServerFixedClientConnectionIT test method
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wip on tests
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set right versiion
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fix compilaton errors after rebase
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fix(ha): address PR review issues - thread safety, incomplete features, cleanup

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fix(ha): remove dead code and add CAS loop timeout

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test(ha): update GlobalConfigurationTest for new default values

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fix: revert buggy countEntries() implementation in LSMVectorIndex

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fix(ha): handle race condition in ReplicationServerIT finally block

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fix tests
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wip on ha tests
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