#
# Copyright 2026 Grigorii Safronov
#
# Licensed under the CDDL, Version 1.0 (the "License");
# you may not use this file except in compliance with the License.
#
# You may obtain a copy of the License at
# https://opensource.org/licenses/CDDL-1.0
#

# ============================================================================
# КОНФИГУРАЦИОННЫЙ ФАЙЛ СУБД futriiX
# ============================================================================
# Данный файл содержит все настройки для работы кластерной СУБД futriiX.
# Формат: TOML (Tom's Obvious, Minimal Language)
# ============================================================================

# ============================================================================
# [cluster] - НАСТРОЙКИ КЛАСТЕРА
# ============================================================================
[cluster]
    name = "test_cluster"
    node_ip = "192.168.0.103"
    node_port = 9876
    raft_port = 9878
    raft_data_dir = "raft_data"
    bootstrap = true
    nodes = [
        "192.168.0.103:9878",
    ]
    heartbeat_timeout_ms = 1000
    election_timeout_ms = 1000
    commit_timeout_ms = 500
    snapshot_interval_min = 30
    snapshot_threshold = 1000
    split_brain_prevention = true
    recovery_timeout_sec = 30
    region = "default"
    priority_zone = 0

# ============================================================================
# [storage] - НАСТРОЙКИ ХРАНИЛИЩА
# ============================================================================
[storage]
    page_size_mb = 64
    max_collections = 100
    max_documents_per_collection = 1000000
    default_engine = "row"
    enable_custom_engines = true

# ============================================================================
# [repl] - НАСТРОЙКИ REPL
# ============================================================================
[repl]
    prompt_color = "#00bfff"
    history_size = 1000
    migration_commands = true

# ============================================================================
# [log] - НАСТРОЙКИ ЛОГИРОВАНИЯ
# ============================================================================
[log]
    log_file = "futriix.log"
    log_level = "debug"

# ============================================================================
# [api] - НАСТРОЙКИ HTTP API
# ============================================================================
[api]
    port = 8080

# ============================================================================
# [replication] - НАСТРОЙКИ РЕПЛИКАЦИИ
# ============================================================================
[replication]
    enabled = false
    sync_replication = false
    replication_timeout_ms = 5000
    max_replica_lag_ms = 5000

# ============================================================================
# [compression] - НАСТРОЙКИ СЖАТИЯ
# ============================================================================
[compression]
    enabled = true
    algorithm = "snappy"
    level = 3
    min_size = 1024

# ============================================================================
# [webui] - НАСТРОЙКИ ВЕБ-ИНТЕРФЕЙСА
# ============================================================================
[webui]
    enabled = true
    port = 9080
    theme = "dark"

# ============================================================================
# [performance] - НАСТРОЙКИ ПРОИЗВОДИТЕЛЬНОСТИ
# ============================================================================
[performance]
    enable_pipeline = true
    batch_size = 100
    read_from_follower = true
    max_connections = 1000
    read_replica_delay_ms = 100

# ============================================================================
# [security] - НАСТРОЙКИ БЕЗОПАСНОСТИ
# ============================================================================
[security]
    enable_tls = false
    cert_file = ""
    key_file = ""
    ca_file = ""
    min_version = "1.2"

# ============================================================================
# [monitoring] - НАСТРОЙКИ МОНИТОРИНГА
# ============================================================================
[monitoring]
    enable_metrics = true
    metrics_port = 9090
    enable_tracing = false
    trace_sample_rate = 0.01

# ============================================================================
# [recovery] - НАСТРОЙКИ ВОССТАНОВЛЕНИЯ
# ============================================================================
[recovery]
    auto_rejoin = true
    max_retry_sec = 300
    data_replication_timeout_sec = 60
    stale_read_timeout_sec = 30

# ============================================================================
# [wal] - НАСТРОЙКИ WAL
# ============================================================================
[wal]
    segment_size_mb = 64
    sync_interval_sec = 5
    batch_size = 100
    recovery_workers = 4
    enabled = true
    async_recovery = true
    async_recovery_workers = 4
    async_recovery_buffer = 10000

# ============================================================================
# [mvcc] - НАСТРОЙКИ MVCC
# ============================================================================
[mvcc]
    max_versions_per_doc = 10
    visibility_map_size = 1048576
    prune_interval_min = 5
    retention_days = 7
    read_cache_size = 10000
    read_cache_ttl_sec = 300

# ============================================================================
# [transactions] - НАСТРОЙКИ ТРАНЗАКЦИЙ
# ============================================================================
[transactions]
    default_timeout_sec = 30
    deadlock_check_interval_sec = 1
    max_savepoints_per_tx = 100
    enabled = true
    checkpoint_interval_sec = 300

# ============================================================================
# [saga] - НАСТРОЙКИ SAGA ОРКЕСТРАТОРА
# ============================================================================
[saga]
    enabled = true
    coordinator_count = 3
    state_dir = "saga_states"
    max_retries = 5
    retry_backoff_ms = 100
    saga_timeout_sec = 300
    stuck_check_interval_sec = 10
    leader_election_interval_sec = 5
    recovery_interval_sec = 30
    metrics_interval_sec = 60
    cleanup_period_hours = 24
    max_cache_size = 10000
    operation_retention_days = 7
    channel_buffer_size = 10000
    async_recovery_workers = 4
    async_recovery_timeout_sec = 30
    fsync_enabled = true
    fsync_max_retries = 3
    fsync_retry_delay_ms = 100

# ============================================================================
# [acl] - НАСТРОЙКИ ACL
# ============================================================================
[acl]
    max_denied_log_size = 10000
    temporary_grant_ttl_hours = 24
    enable_role_hierarchy = true
    cache_ttl_sec = 60

# ============================================================================
# [plugins] - НАСТРОЙКИ ПЛАГИНОВ
# ============================================================================
[plugins]
    enabled = true
    script_dir = "plugins"
    allow_list = ["print", "math", "string", "table", "engine"]
    max_lua_states = 100
    lua_state_ttl_sec = 600
    max_cpu_time_ms = 100
    max_memory_mb = 50
    max_execution_time_sec = 5
    max_instructions = 1000000
    hot_reload_interval_sec = 30
    max_event_log_size = 1000
    load_timeout_sec = 10
    engine_plugin_dir = "engines"

# ============================================================================
# [engines] - НАСТРОЙКИ КАСТОМНЫХ ДВИЖКОВ  ← РЕАЛИЗОВАНО
# ============================================================================
[engines]
    [engines.row]
        enabled = true
        description = "Row-based storage engine (default)"
        config = {}

    [engines.columnar]
        enabled = false
        description = "Columnar storage engine for analytics"
        config = { compression = "zstd", block_size = 65536 }

    [engines.document]
        enabled = false
        description = "Document-oriented storage engine"
        config = { auto_index = true, max_nesting = 32 }

    [engines.kv]
        enabled = false
        description = "Key-Value storage engine"
        config = { ttl_enabled = true, ttl_default_seconds = 86400 }

    [engines.ts]
        enabled = false
        description = "Time-series storage engine"
        config = { chunk_interval_seconds = 3600, retention_days = 30 }

    [engines.graph]
        enabled = false
        description = "Graph storage engine"
        config = { vertex_label = "node", edge_label = "relationship" }

# ============================================================================
# [cluster_tls] - TLS ДЛЯ МЕЖУЗЛОВОГО ОБЩЕНИЯ
# ============================================================================
[cluster_tls]
    enabled = false
    cert_file = "certs/node.crt"
    key_file = "certs/node.key"
    ca_file = "certs/ca.crt"
    min_version = "1.2"
    mutual_auth = false
    key_rotation_days = 30
    auto_generate = false

# ============================================================================
# [backpressure] - НАСТРОЙКИ BACKPRESSURE
# ============================================================================
[backpressure]
    enabled = true
    cpu_threshold = 0.80
    memory_threshold = 0.85
    queue_size_threshold = 10000
    connection_threshold = 5000
    check_interval_ms = 1000
    low_delay_ms = 100
    medium_reject_prob = 30
    high_reject_prob = 70

# ============================================================================
# [runtime_limits] - ОГРАНИЧЕНИЯ НА УРОВНЕ ВЫПОЛНЕНИЯ
# ============================================================================
[runtime_limits]
    enabled = true
    global_max_doc_size_mb = 16
    global_max_coll_size_mb = 10240
    global_max_docs_per_coll = 10000000

# ============================================================================
# [autoscaling] - НАСТРОЙКИ АВТОМАСШТАБИРОВАНИЯ  ← РЕАЛИЗОВАНО
# ============================================================================
[autoscaling]
    enabled = false
    min_nodes = 1
    max_nodes = 10
    scale_up_threshold = 0.75
    scale_down_threshold = 0.30
    scale_up_cooldown_sec = 300
    scale_down_cooldown_sec = 600
    evaluation_interval_sec = 30
    predictive_enabled = true
    max_scale_up_nodes = 3
    max_scale_down_nodes = 2

# ============================================================================
# [schema_migration] - НАСТРОЙКИ МИГРАЦИИ СХЕМЫ
# ============================================================================
[schema_migration]
    enabled = true
    migration_dir = "migrations"
    auto_migrate = true
    target_version = "2.1.0"

# ============================================================================
# [backup] - НАСТРОЙКИ БЭКАПОВ  ← РЕАЛИЗОВАНО
# ============================================================================
[backup]
    enabled = true
    backup_dir = "backups"
    max_concurrent = 1
    compress_enabled = true
    retention_days = 7
    # Дополнительные поля, используемые BackupScheduler (см. backup_scheduler.go):
    include_saga_state = true
    enable_incremental = true

# ============================================================================
# [migration] - CROSS-DATACENTER MIGRATION
# ============================================================================
[migration]
    enabled = false
    mode = "semi_auto"

    [migration.source]
        name = "dc-primary"
        endpoint = "localhost:8080"
        api_key = ""
        timeout_sec = 30

    [migration.target]
        name = "dc-secondary"
        endpoint = "localhost:8081"
        api_key = ""
        timeout_sec = 30

    [migration.settings]
        batch_size = 1000
        workers = 4
        compression = "snappy"
        resume_enabled = true
        checkpoint_interval_sec = 30
        max_retries = 3
        retry_backoff_sec = 5
        collections = []
        exclude_collections = []

    [migration.delta]
        enabled = true
        interval_sec = 60
        max_lag_sec = 300

    [migration.validation]
        enabled = true
        sample_percent = 10
        max_errors = 100

# ============================================================================
# [metrics] - НАСТРОЙКИ МЕТРИК
# ============================================================================
[metrics]
    enabled = true
    collect_interval_sec = 15