/
runner.rb
513 lines (416 loc) · 17.4 KB
/
runner.rb
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# encoding: utf-8
Thread.abort_on_exception = true
Encoding.default_external = Encoding::UTF_8
$DEBUGLIST = (ENV["DEBUG"] || "").split(",")
require 'pathname'
LogStash::ROOT = Pathname.new(File.join(File.expand_path(File.dirname(__FILE__)), "..", "..", "..")).cleanpath.to_s
LogStash::XPACK_PATH = File.join(LogStash::ROOT, "x-pack")
LogStash::OSS = ENV["OSS"] == "true" || !File.exists?(LogStash::XPACK_PATH)
if !LogStash::OSS
xpack_dir = File.join(LogStash::XPACK_PATH, "lib")
unless $LOAD_PATH.include?(xpack_dir)
$LOAD_PATH.unshift(xpack_dir)
end
end
require "clamp"
require "net/http"
require "logstash-core/logstash-core"
require "logstash/environment"
require "logstash/modules/cli_parser"
require "logstash/util/settings_helper"
LogStash::Environment.load_locale!
require "logstash/agent"
require "logstash/config/defaults"
require "logstash/patches/clamp"
require "logstash/settings"
require "logstash/version"
require 'logstash/plugins'
require "logstash/modules/util"
require "logstash/bootstrap_check/default_config"
require "logstash/bootstrap_check/persisted_queue_config"
require "set"
java_import 'org.logstash.FileLockFactory'
class LogStash::Runner < Clamp::StrictCommand
include LogStash::Util::Loggable
LogStash::Util::SettingsHelper.pre_process
# Ordered list of check to run before starting logstash
# theses checks can be changed by a plugin loaded into memory.
DEFAULT_BOOTSTRAP_CHECKS = [
LogStash::BootstrapCheck::DefaultConfig,
LogStash::BootstrapCheck::PersistedQueueConfig
]
# Node Settings
option ["-n", "--node.name"], "NAME",
I18n.t("logstash.runner.flag.name"),
:attribute_name => "node.name",
:default => LogStash::SETTINGS.get_default("node.name")
# Config Settings
option ["-f", "--path.config"], "CONFIG_PATH",
I18n.t("logstash.runner.flag.config"),
:attribute_name => "path.config"
option ["-e", "--config.string"], "CONFIG_STRING",
I18n.t("logstash.runner.flag.config-string",
:default_input => LogStash::Config::Defaults.input,
:default_output => LogStash::Config::Defaults.output),
:default => LogStash::SETTINGS.get_default("config.string"),
:attribute_name => "config.string"
option ["--field-reference-parser"], "MODE",
I18n.t("logstash.runner.flag.field-reference-parser"),
:attribute_name => "config.field_reference.parser",
:default => LogStash::SETTINGS.get_default("config.field_reference.parser")
# Module settings
option ["--modules"], "MODULES",
I18n.t("logstash.runner.flag.modules"),
:multivalued => true,
:attribute_name => "modules_list"
option ["-M", "--modules.variable"], "MODULES_VARIABLE",
I18n.t("logstash.runner.flag.modules_variable"),
:multivalued => true,
:attribute_name => "modules_variable_list"
option ["--setup"], :flag,
I18n.t("logstash.runner.flag.modules_setup"),
:default => LogStash::SETTINGS.get_default("modules_setup"),
:attribute_name => "modules_setup"
option ["--cloud.id"], "CLOUD_ID",
I18n.t("logstash.runner.flag.cloud_id"),
:attribute_name => "cloud.id"
option ["--cloud.auth"], "CLOUD_AUTH",
I18n.t("logstash.runner.flag.cloud_auth"),
:attribute_name => "cloud.auth"
# Pipeline settings
option ["--pipeline.id"], "ID",
I18n.t("logstash.runner.flag.pipeline-id"),
:attribute_name => "pipeline.id",
:default => LogStash::SETTINGS.get_default("pipeline.id")
option ["-w", "--pipeline.workers"], "COUNT",
I18n.t("logstash.runner.flag.pipeline-workers"),
:attribute_name => "pipeline.workers",
:default => LogStash::SETTINGS.get_default("pipeline.workers")
option ["--java-execution"], :flag,
I18n.t("logstash.runner.flag.java-execution"),
:attribute_name => "pipeline.java_execution",
:default => LogStash::SETTINGS.get_default("pipeline.java_execution")
option ["--plugin-classloaders"], :flag,
I18n.t("logstash.runner.flag.plugin-classloaders"),
:attribute_name => "pipeline.plugin_classloaders",
:default => LogStash::SETTINGS.get_default("pipeline.plugin_classloaders")
option ["-b", "--pipeline.batch.size"], "SIZE",
I18n.t("logstash.runner.flag.pipeline-batch-size"),
:attribute_name => "pipeline.batch.size",
:default => LogStash::SETTINGS.get_default("pipeline.batch.size")
option ["-u", "--pipeline.batch.delay"], "DELAY_IN_MS",
I18n.t("logstash.runner.flag.pipeline-batch-delay"),
:attribute_name => "pipeline.batch.delay",
:default => LogStash::SETTINGS.get_default("pipeline.batch.delay")
option ["--pipeline.unsafe_shutdown"], :flag,
I18n.t("logstash.runner.flag.unsafe_shutdown"),
:attribute_name => "pipeline.unsafe_shutdown",
:default => LogStash::SETTINGS.get_default("pipeline.unsafe_shutdown")
# Data Path Setting
option ["--path.data"] , "PATH",
I18n.t("logstash.runner.flag.datapath"),
:attribute_name => "path.data",
:default => LogStash::SETTINGS.get_default("path.data")
# Plugins Settings
option ["-p", "--path.plugins"] , "PATH",
I18n.t("logstash.runner.flag.pluginpath"),
:multivalued => true, :attribute_name => "path.plugins",
:default => LogStash::SETTINGS.get_default("path.plugins")
# Logging Settings
option ["-l", "--path.logs"], "PATH",
I18n.t("logstash.runner.flag.log"),
:attribute_name => "path.logs",
:default => LogStash::SETTINGS.get_default("path.logs")
option "--log.level", "LEVEL", I18n.t("logstash.runner.flag.log_level"),
:default => LogStash::SETTINGS.get_default("log.level"),
:attribute_name => "log.level"
option "--config.debug", :flag,
I18n.t("logstash.runner.flag.config_debug"),
:default => LogStash::SETTINGS.get_default("config.debug"),
:attribute_name => "config.debug"
# Other settings
option ["-i", "--interactive"], "SHELL",
I18n.t("logstash.runner.flag.rubyshell"),
:attribute_name => "interactive"
option ["-V", "--version"], :flag,
I18n.t("logstash.runner.flag.version")
option ["-t", "--config.test_and_exit"], :flag,
I18n.t("logstash.runner.flag.configtest"),
:attribute_name => "config.test_and_exit",
:default => LogStash::SETTINGS.get_default("config.test_and_exit")
option ["-r", "--config.reload.automatic"], :flag,
I18n.t("logstash.runner.flag.auto_reload"),
:attribute_name => "config.reload.automatic",
:default => LogStash::SETTINGS.get_default("config.reload.automatic")
option ["--config.reload.interval"], "RELOAD_INTERVAL",
I18n.t("logstash.runner.flag.reload_interval"),
:attribute_name => "config.reload.interval",
:default => LogStash::SETTINGS.get_default("config.reload.interval")
option ["--http.host"], "HTTP_HOST",
I18n.t("logstash.runner.flag.http_host"),
:attribute_name => "http.host",
:default => LogStash::SETTINGS.get_default("http.host")
option ["--http.port"], "HTTP_PORT",
I18n.t("logstash.runner.flag.http_port"),
:attribute_name => "http.port",
:default => LogStash::SETTINGS.get_default("http.port")
option ["--log.format"], "FORMAT",
I18n.t("logstash.runner.flag.log_format"),
:attribute_name => "log.format",
:default => LogStash::SETTINGS.get_default("log.format")
option ["--path.settings"], "SETTINGS_DIR",
I18n.t("logstash.runner.flag.path_settings"),
:attribute_name => "path.settings",
:default => LogStash::SETTINGS.get_default("path.settings")
### DEPRECATED FLAGS ###
deprecated_option ["--verbose"], :flag,
I18n.t("logstash.runner.flag.verbose"),
:new_flag => "log.level", :new_value => "info"
deprecated_option ["--debug"], :flag,
I18n.t("logstash.runner.flag.debug"),
:new_flag => "log.level", :new_value => "debug"
deprecated_option ["--quiet"], :flag,
I18n.t("logstash.runner.flag.quiet"),
:new_flag => "log.level", :new_value => "error"
# We configure the registry and load any plugin that can register hooks
# with logstash, this needs to be done before any operation.
SYSTEM_SETTINGS = LogStash::SETTINGS.clone
LogStash::PLUGIN_REGISTRY.setup!
attr_reader :agent, :settings, :source_loader
attr_accessor :bootstrap_checks
def initialize(*args)
@settings = LogStash::SETTINGS
@bootstrap_checks = DEFAULT_BOOTSTRAP_CHECKS.dup
# Default we check local sources: `-e`, `-f` and the logstash.yml options.
@source_loader = LogStash::Config::SourceLoader.new(@settings)
@source_loader.add_source(LogStash::Config::Source::Local.new(@settings))
@source_loader.add_source(LogStash::Config::Source::Modules.new(@settings))
@source_loader.add_source(LogStash::Config::Source::MultiLocal.new(@settings))
super(*args)
end
def run(args)
return 1 unless LogStash::Util::SettingsHelper.from_yaml(args)
super(*[args])
end
def execute
LogStash::Util::SettingsHelper.post_process
require "logstash/util"
require "logstash/util/java_version"
require "stud/task"
# Configure Logstash logging facility, this need to be done before everything else to
# make sure the logger has the correct settings and the log level is correctly defined.
java.lang.System.setProperty("ls.logs", setting("path.logs"))
java.lang.System.setProperty("ls.log.format", setting("log.format"))
java.lang.System.setProperty("ls.log.level", setting("log.level"))
java.lang.System.setProperty("ls.pipeline.separate_logs", setting("pipeline.separate_logs").to_s)
unless java.lang.System.getProperty("log4j.configurationFile")
log4j_config_location = ::File.join(setting("path.settings"), "log4j2.properties")
# Windows safe way to produce a file: URI.
file_schema = "file://" + (LogStash::Environment.windows? ? "/" : "")
LogStash::Logging::Logger::reconfigure(URI.encode(file_schema + File.absolute_path(log4j_config_location)))
end
# override log level that may have been introduced from a custom log4j config file
LogStash::Logging::Logger::configure_logging(setting("log.level"))
if setting("config.debug") && !logger.debug?
logger.warn("--config.debug was specified, but log.level was not set to \'debug\'! No config info will be logged.")
end
# Skip any validation and just return the version
if version?
show_version
return 0
end
# Add local modules to the registry before everything else
LogStash::Modules::Util.register_local_modules(LogStash::Environment::LOGSTASH_HOME)
@dispatcher = LogStash::EventDispatcher.new(self)
LogStash::PLUGIN_REGISTRY.hooks.register_emitter(self.class, @dispatcher)
@settings.validate_all
@dispatcher.fire(:before_bootstrap_checks)
return start_shell(setting("interactive"), binding) if setting("interactive")
module_parser = LogStash::Modules::CLIParser.new(setting("modules_list"), setting("modules_variable_list"))
# Now populate Setting for modules.list with our parsed array.
@settings.set("modules.cli", module_parser.output)
begin
@bootstrap_checks.each { |bootstrap| bootstrap.check(@settings) }
rescue LogStash::BootstrapCheckError => e
signal_usage_error(e.message)
return 1
end
@dispatcher.fire(:after_bootstrap_checks)
LogStash::Util::set_thread_name(self.class.name)
LogStash::ShutdownWatcher.unsafe_shutdown = setting("pipeline.unsafe_shutdown")
configure_plugin_paths(setting("path.plugins"))
@settings.format_settings.each {|line| logger.debug(line) }
# Check for absence of any configuration
# not bulletproof because we don't know yet if there
# are no pipelines from pipelines.yml
sources_without_conflict = []
unmatched_sources_conflict_messages = []
@source_loader.sources do |source|
if source.config_conflict?
if source.conflict_messages.any?
unmatched_sources_conflict_messages << source.conflict_messages.join(", ")
end
else
sources_without_conflict << source
end
end
if unmatched_sources_conflict_messages.any?
# i18n should be done at the sources side
signal_usage_error(unmatched_sources_conflict_messages.join(" "))
return 1
elsif sources_without_conflict.empty?
signal_usage_error(I18n.t("logstash.runner.missing-configuration"))
return 1
end
if setting("config.test_and_exit")
begin
results = @source_loader.fetch
# TODO(ph): make it better for multiple pipeline
if results.success?
results.response.each do |pipeline_config|
pipeline_class = pipeline_config.settings.get_value("pipeline.java_execution") ? LogStash::JavaPipeline : LogStash::BasePipeline
pipeline_class.new(pipeline_config)
end
puts "Configuration OK"
logger.info "Using config.test_and_exit mode. Config Validation Result: OK. Exiting Logstash"
else
raise "Could not load the configuration file"
end
return 0
rescue => e
logger.fatal I18n.t("logstash.runner.invalid-configuration", :error => e.message)
return 1
end
end
# lock path.data before starting the agent
@data_path_lock = FileLockFactory.obtainLock(java.nio.file.Paths.get(setting("path.data")).to_absolute_path, ".lock")
logger.info("Starting Logstash", "logstash.version" => LOGSTASH_VERSION)
@dispatcher.fire(:before_agent)
@agent = create_agent(@settings, @source_loader)
@dispatcher.fire(:after_agent)
# enable sigint/sigterm before starting the agent
# to properly handle a stalled agent
sigint_id = trap_sigint()
sigterm_id = trap_sigterm()
@agent_task = Stud::Task.new { @agent.execute }
# no point in enabling config reloading before the agent starts
# also windows doesn't have SIGHUP. we can skip it
sighup_id = LogStash::Environment.windows? ? nil : trap_sighup()
agent_return = @agent_task.wait
@agent.shutdown
logger.info("Logstash shut down.")
# flush any outstanding log messages during shutdown
org.apache.logging.log4j.LogManager.shutdown
agent_return
rescue org.logstash.LockException => e
logger.fatal(I18n.t("logstash.runner.locked-data-path", :path => setting("path.data")))
return 1
rescue Clamp::UsageError => e
$stderr.puts "ERROR: #{e.message}"
show_short_help
return 1
rescue => e
# if logger itself is not initialized
if LogStash::Logging::Logger.get_logging_context.nil?
$stderr.puts "#{I18n.t("oops")} :error => #{e}, :backtrace => #{e.backtrace}"
else
logger.fatal(I18n.t("oops"), :error => e, :backtrace => e.backtrace)
end
return 1
ensure
Stud::untrap("INT", sigint_id) unless sigint_id.nil?
Stud::untrap("TERM", sigterm_id) unless sigterm_id.nil?
Stud::untrap("HUP", sighup_id) unless sighup_id.nil?
FileLockFactory.releaseLock(@data_path_lock) if @data_path_lock
@log_fd.close if @log_fd
end # def self.main
def show_version
show_version_logstash
if logger.info?
show_version_ruby
show_version_java
show_gems if logger.debug?
end
end # def show_version
def show_version_logstash
puts "logstash #{LOGSTASH_VERSION}"
end # def show_version_logstash
def show_version_ruby
puts RUBY_DESCRIPTION
end # def show_version_ruby
def show_version_java
properties = java.lang.System.getProperties
puts "java #{properties["java.version"]} (#{properties["java.vendor"]})"
puts "jvm #{properties["java.vm.name"]} / #{properties["java.vm.version"]}"
end # def show_version_java
def show_gems
require "rubygems"
Gem::Specification.each do |spec|
puts "gem #{spec.name} #{spec.version}"
end
end # def show_gems
# add the given paths for ungemified/bare plugins lookups
# @param paths [String, Array<String>] plugins path string or list of path strings to add
def configure_plugin_paths(paths)
Array(paths).each do |path|
fail(I18n.t("logstash.runner.configuration.plugin_path_missing", :path => path)) unless File.directory?(path)
LogStash::Environment.add_plugin_path(path)
end
end
def create_agent(*args)
LogStash::Agent.new(*args)
end
# Emit a failure message and abort.
def fail(message)
signal_usage_error(message)
end # def fail
def show_short_help
puts I18n.t("logstash.runner.short-help")
end
def start_shell(shell, start_binding)
case shell
when "pry"
require 'pry'
start_binding.pry
when "irb"
require 'irb'
ARGV.clear
# TODO: set binding to this instance of Runner
# currently bugged as per https://github.com/jruby/jruby/issues/384
IRB.start(__FILE__)
else
fail(I18n.t("logstash.runner.invalid-shell"))
end
end
def trap_sighup
Stud::trap("HUP") do
logger.warn(I18n.t("logstash.agent.sighup"))
@agent.converge_state_and_update
end
end
def trap_sigterm
Stud::trap("TERM") do
logger.warn(I18n.t("logstash.agent.sigterm"))
@agent_task.stop!
end
end
def trap_sigint
Stud::trap("INT") do
if @interrupted_once
logger.fatal(I18n.t("logstash.agent.forced_sigint"))
# calling just Kernel.exit only raises SystemExit exception
# and doesn't guarantee the process will terminate
# We must call Kernel.exit! so java.lang.System.exit is called
exit!(1)
else
logger.warn(I18n.t("logstash.agent.sigint"))
Thread.new(logger) {|lg| sleep 5; lg.warn(I18n.t("logstash.agent.slow_shutdown")) }
@interrupted_once = true
@agent_task.stop!
end
end
end
def setting(key)
@settings.get_value(key)
end
end