Module: Legion::Data::Settings

Extended by:
Logging::Helper
Defined in:
lib/legion/data/settings.rb

Constant Summary collapse

CREDS = 
{
  sqlite:   {
    database: 'legionio.db'
  },
  mysql2:   {
    username: 'legion',
    password: 'legion',
    database: 'legionio',
    host:     '127.0.0.1',
    port:     3306
  },
  postgres: {
    user:     'legion',
    password: 'legion',
    database: 'legionio',
    host:     '127.0.0.1',
    port:     5432
  }
}.freeze

Class Method Summary collapse

Methods included from Logging::Helper

handle_exception

Class Method Details

.archival ⇒ Object 



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# File 'lib/legion/data/settings.rb', line 141

def self.archival
  {
    retention_days:  90,
    batch_size:      1000,
    storage_backend: nil
  }
end

.cache ⇒ Object 



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# File 'lib/legion/data/settings.rb', line 149

def self.cache
  {
    connected:    false,
    auto_enable:  Legion::Settings[:cache][:connected],
    static_cache: false,
    ttl:          60
  }
end

.creds(adapter = nil) ⇒ Object 



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# File 'lib/legion/data/settings.rb', line 136

def self.creds(adapter = nil)
  adapter = (adapter || :sqlite).to_sym
  CREDS.fetch(adapter, CREDS[:sqlite]).dup
end

.default ⇒ Object 



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# File 'lib/legion/data/settings.rb', line 30

def self.default
  {
    adapter:                       'sqlite',
    connected:                     false,

    # Connection pool
    max_connections:               25,
    pool_timeout:                  5,
    preconnect:                    false,
    single_threaded:               false,
    test:                          true,
    name:                          nil,

    # Logging
    log:                           false,
    query_log:                     false,
    log_connection_info:           false,
    log_warn_duration:             1,
    sql_log_level:                 'debug',

    # Connection health (network adapters only, ignored for sqlite)
    # Validation is disabled by default: the connection_validator extension issues a
    # SELECT NULL on every checkout/checkin and before real queries, which kills
    # throughput. Connection errors are already rescued and reconnected at query time.
    # When enabled, connection_validation_timeout: -1 validates on every checkout
    # (catches stale connections from VPN/sleep/network changes immediately).
    connection_validation:         false,
    connection_validation_timeout: -1,
    connection_expiration:         true,
    connection_expiration_timeout: 14_400,

    # Postgres session timeouts (milliseconds, applied via SET on each new connection).
    # statement_timeout bounds any single query; lock_timeout bounds lock acquisition.
    # These prevent a wedged SELECT or lock wait from hanging the process indefinitely.
    statement_timeout:             5000,
    lock_timeout:                  2000,

    # TCP keepalives for Postgres (libpq connection params).
    # Detect half-open sockets where the peer vanished without FIN/RST.
    # keepalives_idle: seconds before first keepalive probe after idle
    # keepalives_interval: seconds between probes
    # keepalives_count: failed probes before declaring connection dead
    # tcp_user_timeout: total ms for unacked data before kernel drops connection (Linux)
    keepalives:                    1,
    keepalives_idle:               10,
    keepalives_interval:           5,
    keepalives_count:              3,
    tcp_user_timeout:              15_000,

    # Shutdown: max seconds to wait for checked-out connections to return before
    # force-disconnecting them.
    shutdown_timeout:              5,

    # Adapter-specific (nil = use adapter built-in default)
    connect_timeout:               nil,
    read_timeout:                  nil,
    write_timeout:                 nil,
    encoding:                      nil,
    sql_mode:                      nil,
    sslmode:                       nil,
    sslrootcert:                   nil,
    search_path:                   nil,
    timeout:                       nil,
    readonly:                      nil,
    disable_dqs:                   nil,

    # Grouped settings
    creds:                         creds,
    cache:                         cache,
    migrations:                    migrations,
    models:                        models,
    local:                         local,
    dev_mode:                      false,
    dev_fallback:                  true,
    connect_on_start:              true,
    read_replica_url:              nil,
    replicas:                      [],
    archival:                      archival
  }
end

.local ⇒ Object 



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# File 'lib/legion/data/settings.rb', line 111

def self.local
  {
    enabled:    true,
    database:   'legionio_local.db',
    query_log:  false,
    migrations: { auto_migrate: true }
  }
end

.migrations ⇒ Object 



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# File 'lib/legion/data/settings.rb', line 127

def self.migrations
  {
    continue_on_fail: false,
    auto_migrate:     true,
    ran:              false,
    version:          nil
  }
end

.models ⇒ Object 



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# File 'lib/legion/data/settings.rb', line 120

def self.models
  {
    continue_on_load_fail: false,
    autoload:              true
  }
end