Module: Smith
- Includes:
- Logger
- Defined in:
- lib/smith/commands/agency/restart.rb,
lib/smith.rb,
lib/smith/agent.rb,
lib/smith/cache.rb,
lib/smith/utils.rb,
lib/smith/config.rb,
lib/smith/daemon.rb,
lib/smith/logger.rb,
lib/smith/command.rb,
lib/smith/version.rb,
lib/smith/bootstrap.rb,
lib/smith/self_pipe.rb,
lib/smith/acl_parser.rb,
lib/smith/exceptions.rb,
lib/smith/agent_cache.rb,
lib/smith/amqp_errors.rb,
lib/smith/acl_compiler.rb,
lib/smith/agent_config.rb,
lib/smith/command_base.rb,
lib/smith/object_count.rb,
lib/smith/agent_process.rb,
lib/smith/messaging/util.rb,
lib/smith/commands/common.rb,
lib/smith/messaging/queue.rb,
lib/smith/agent_monitoring.rb,
lib/smith/messaging/sender.rb,
lib/smith/commands/template.rb,
lib/smith/messaging/factory.rb,
lib/smith/messaging/requeue.rb,
lib/smith/queue_definitions.rb,
lib/smith/application/agency.rb,
lib/smith/messaging/receiver.rb,
lib/smith/messaging/responder.rb,
lib/smith/commands/agency/kill.rb,
lib/smith/commands/agency/list.rb,
lib/smith/commands/agency/stop.rb,
lib/smith/commands/smithctl/rm.rb,
lib/smith/commands/agency/group.rb,
lib/smith/commands/agency/start.rb,
lib/smith/commands/smithctl/acl.rb,
lib/smith/commands/smithctl/pop.rb,
lib/smith/commands/smithctl/top.rb,
lib/smith/messaging/acl/default.rb,
lib/smith/commands/agency/agents.rb,
lib/smith/commands/agency/logger.rb,
lib/smith/commands/smithctl/dump.rb,
lib/smith/commands/smithctl/push.rb,
lib/smith/messaging/amqp_options.rb,
lib/smith/commands/agency/version.rb,
lib/smith/messaging/queue_factory.rb,
lib/smith/commands/agency/metadata.rb,
lib/smith/commands/smithctl/status.rb,
lib/smith/messaging/acl_type_cache.rb,
lib/smith/messaging/message_counter.rb,
lib/smith/commands/smithctl/commands.rb,
lib/smith/commands/smithctl/firehose.rb,
lib/smith/messaging/queue_definition.rb,
lib/smith/commands/smithctl/subscribe.rb,
lib/smith/commands/agency/object_count.rb
Overview
FIXME. This needs to be either fixed up or removed. It dumps the output into the log at the moment which isn’t the place for it. It should also be a smithctl command rather than an agency command.
Defined Under Namespace
Modules: ACL, AgentProcessObserver, Commands, LoggeMethods, Logger, Messaging, ObjectCount, QueueDefinitions, Utils
Classes: ACLCompiler, ACLParser, AclTypeCache, Agency, AgencyRunning, Agent, AgentBootstrap, AgentCache, AgentConfig, AgentMonitoring, AgentProcess, Cache, Command, CommandBase, Config, ConfigNotFoundError, Daemon, QueueDefinition, QueueFactory, SelfPipe, UnknownEnvironmentError
Constant Summary
collapse
- VERSION =
"0.6.11"
Class Method Summary
collapse
Methods included from Logger
included
Class Method Details
.acl_cache_path ⇒ Object
Return the acl cache path.
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# File 'lib/smith.rb', line 65
def acl_cache_path
@acl_cache_path = Pathname.new(Smith.config.agency.acl_cache_path).tap do |path|
check_path(path, true)
end
end
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.acl_path ⇒ Object
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# File 'lib/smith.rb', line 56
def acl_path
path_to_pathnames(config.agency.acl_path)
end
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.agent_paths ⇒ Object
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# File 'lib/smith.rb', line 47
def agent_paths
path_to_pathnames(config.agency.agent_path)
end
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.cache_path ⇒ Object
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# File 'lib/smith.rb', line 60
def cache_path
Pathname.new(config.agency.cache_path).expand_path
end
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.compile_acls ⇒ Object
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# File 'lib/smith.rb', line 71
def compile_acls
@compiler = ACLCompiler.new
@compiler.compile
end
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.config ⇒ Object
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# File 'lib/smith.rb', line 35
def config
Config.get
end
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.config_path ⇒ Object
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# File 'lib/smith.rb', line 39
def config_path
Smith.config.path
end
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.connection ⇒ Object
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# File 'lib/smith.rb', line 26
def connection
raise RuntimeError, "You must run this in a Smith.start block" if @connection.nil?
@connection
end
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.environment ⇒ Object
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# File 'lib/smith.rb', line 31
def environment
ENV['SMITH_ENV'] || 'development'
end
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.hostname ⇒ Object
Convenience method to get the hostname
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# File 'lib/smith.rb', line 52
def hostname
Socket.gethostname
end
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.root_path ⇒ Object
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# File 'lib/smith.rb', line 43
def root_path
Pathname.new(__FILE__).dirname.parent.expand_path
end
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.running? ⇒ Boolean
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# File 'lib/smith.rb', line 76
def running?
EM.reactor_running?
end
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.shutdown_hook(&block) ⇒ Object
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# File 'lib/smith.rb', line 133
def shutdown_hook(&block)
EM.add_shutdown_hook(&block)
end
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.start(opts = {}, &block) ⇒ Object
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# File 'lib/smith.rb', line 80
def start(opts={}, &block)
if EM.epoll? && Smith.config.eventmachine.epoll
logger.debug { "Using epoll for I/O event notification." }
EM.epoll
end
if EM.kqueue? && Smith.config.eventmachine.kqueue
logger.debug { "Using kqueue for I/O event notification." }
EM.kqueue
end
EM.set_descriptor_table_size(Smith.config.eventmachine.file_descriptors)
connection_settings = config.amqp.broker.merge(
:on_tcp_connection_failure => method(:tcp_connection_failure_handler),
:on_possible_authentication_failure => method(:authentication_failure_handler))
AMQP.start(connection_settings) do |connection|
@connection = connection
connection.on_connection do
logger.info { "Connected to: AMQP Broker: #{broker_identifier(connection)}" } unless opts[:quiet]
end
reconnection_delay = 5
connection.on_tcp_connection_loss do |connection, settings|
logger.info { "Reconnecting to AMQP Broker: #{broker_identifier(connection)} in #{reconnection_delay}s" }
connection.reconnect(false, reconnection_delay)
end
connection.after_recovery do |connection|
logger.info { "Connection with AMQP Broker restored: #{broker_identifier(connection)}" } unless opts[:quiet]
end
connection.on_error do |connection, connection_close|
if connection_close.reply_code == 320
logger.warn { "AMQP Broker shutdown: #{broker_identifier(connection)}" }
else
logger.warn { connection_close.reply_text }
end
end
shutdown_hook { logger.debug { "Reactor Stopped" } }
block.call
end
end
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.stop(immediately = false, &blk) ⇒ Object
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# File 'lib/smith.rb', line 137
def stop(immediately=false, &blk)
shutdown_hook(&blk) if blk
if running?
if immediately
EM.next_tick do
@connection.close { EM.stop_event_loop }
end
else
EM.add_timer(1) do
@connection.close { EM.stop_event_loop }
end
end
else
logger.fatal { "Eventmachine is not running, exiting with prejudice" }
exit!
end
end
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