/usr/lib/ruby/vendor_ruby/chef/solr/application/solr.rb is in chef-solr 10.12.0+dfsg-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# Author:: AJ Christensen (<aj@opscode.com)
# Copyright:: Copyright (c) 2008 Opscode, Inc.
# License:: Apache License, Version 2.0
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
require 'rexml/document'
require 'chef/log'
require 'chef/config'
require 'chef/application'
require 'chef/daemon'
require 'chef/solr'
class Chef
class Solr
class Application
class Solr < Chef::Application
attr_accessor :logfile
option :config_file,
:short => "-c CONFIG",
:long => "--config CONFIG",
:default => "/etc/chef/solr.rb",
:description => "The configuration file to use"
option :log_level,
:short => "-l LEVEL",
:long => "--log_level LEVEL",
:description => "Set the log level (debug, info, warn, error, fatal)",
:proc => lambda { |l| l.to_sym }
option :log_location,
:short => "-L LOGLOCATION",
:long => "--logfile LOGLOCATION",
:description => "Set the log file location, defaults to STDOUT - recommended for daemonizing",
:proc => nil
option :pid_file,
:short => "-P PID_FILE",
:long => "--pid PIDFILE",
:description => "Set the PID file location, defaults to /tmp/chef-solr.pid",
:proc => nil
option :help,
:short => "-h",
:long => "--help",
:description => "Show this message",
:on => :tail,
:boolean => true,
:show_options => true,
:exit => 0
option :user,
:short => "-u USER",
:long => "--user USER",
:description => "User to set privilege to",
:proc => nil
option :group,
:short => "-g GROUP",
:long => "--group GROUP",
:description => "Group to set privilege to",
:proc => nil
option :daemonize,
:short => "-d",
:long => "--daemonize",
:description => "Daemonize the process",
:proc => lambda { |p| true }
option :solr_jetty_path,
:short => "-W PATH",
:long => "--solr-jetty-dir PATH",
:description => "Where to place the Solr Jetty instance"
option :solr_data_path,
:short => "-D PATH",
:long => "--solr-data-dir PATH",
:description => "Where the Solr data lives"
option :solr_home_path,
:short => "-H PATH",
:long => "--solr-home-dir PATH",
:description => "Solr home directory"
option :solr_heap_size,
:short => "-x SIZE",
:long => "--solor-heap-size SIZE",
:description => "Set the size of the Java Heap"
option :solr_java_opts,
:short => "-j OPTS",
:long => "--java-opts OPTS",
:description => "Raw options passed to Java"
option :version,
:short => "-v",
:long => "--version",
:description => "Show chef-solr version",
:boolean => true,
:proc => lambda {|v| puts "chef-solr: #{::Chef::Solr::VERSION}"},
:exit => 0
def initialize
super
end
def schema_file_path
@schema_file_path ||= File.join(Chef::Config[:solr_home_path], 'conf', 'schema.xml')
end
def solr_config_file_path
@solr_config_file_path ||= File.join(Chef::Config[:solr_home_path], 'conf', 'solrconfig.xml')
end
def schema_document
@schema_document ||= begin
File.open(schema_file_path, 'r') do |xmlsux|
REXML::Document.new(xmlsux)
end
end
end
def config_document
@config_document ||=begin
File.open(solr_config_file_path, 'r') do |xmlsux|
REXML::Document.new(xmlsux)
end
end
end
def schema_attributes
@schema_attributes ||= REXML::XPath.first(schema_document, '/schema').attributes
end
def solr_main_index_elements
location = '/config/mainIndex/'
@solr_main_index_elements ||= REXML::XPath.first(config_document, location).elements
end
def solr_schema_name
schema_attributes["name"]
end
def solr_schema_version
schema_attributes["version"]
end
def solr_main_index_max_field_length
@solr_main_index_max_field_length ||=begin
field_length_el = solr_main_index_elements.select do |el|
el.name == 'maxFieldLength'
end
field_length_el.empty? ? nil : field_length_el.first.text.to_i
end
end
def valid_schema_name?
solr_schema_name == Chef::Solr::SCHEMA_NAME
end
def valid_schema_version?
solr_schema_version == Chef::Solr::SCHEMA_VERSION
end
def check_value_of_main_index_max_field_length
if solr_main_index_max_field_length
unless solr_main_index_max_field_length > 10000
message = "The maxFieldLimit for the mainIndex is set to #{solr_main_index_max_field_length}. "
message << "It's recommended to increase this value (in #{solr_config_file_path})."
Chef::Log.warn message
end
else
Chef::Log.warn "Unable to determine the maxFieldLimit for the mainIndex (in #{solr_config_file_path})"
end
end
def solr_home_exist?
File.directory?(Chef::Config[:solr_home_path])
end
def solr_data_dir_exist?
File.directory?(Chef::Config[:solr_data_path])
end
def solr_jetty_home_exist?
File.directory?(Chef::Config[:solr_jetty_path])
end
def assert_solr_installed!
unless solr_home_exist? && solr_data_dir_exist? && solr_jetty_home_exist?
Chef::Log.fatal "Chef Solr is not installed or solr_home_path, solr_data_path, and solr_jetty_path are misconfigured."
Chef::Log.fatal "Your current configuration is:"
Chef::Log.fatal "solr_home_path: #{Chef::Config[:solr_home_path]}"
Chef::Log.fatal "solr_data_path: #{Chef::Config[:solr_data_path]}"
Chef::Log.fatal "solr_jetty_path: #{Chef::Config[:solr_jetty_path]}"
Chef::Log.fatal "You can install Chef Solr using the chef-solr-installer script."
exit 1
end
end
def assert_valid_schema!
unless valid_schema_name? && valid_schema_version?
Chef::Log.fatal "Your Chef Solr installation needs to be upgraded."
Chef::Log.fatal "Expected schema version #{Chef::Solr::SCHEMA_VERSION} but version #{solr_schema_version} is installed."
Chef::Log.fatal "Use chef-solr-installer to upgrade your Solr install after backing up your data."
exit 1
end
end
def setup_application
assert_solr_installed!
assert_valid_schema!
check_value_of_main_index_max_field_length
# Need to redirect stdout and stderr so Java process inherits them.
# If -L wasn't specified, Chef::Config[:log_location] will be an IO
# object, otherwise it will be a String.
#
# Open this as a privileged user and hang onto it
if Chef::Config[:log_location].kind_of?(String)
@logfile = File.new(Chef::Config[:log_location], "a")
end
Chef::Log.level = Chef::Config[:log_level]
Chef::Daemon.change_privilege
end
def run_application
if Chef::Config[:daemonize]
Chef::Daemon.daemonize("chef-solr")
end
Dir.chdir(Chef::Config[:solr_jetty_path]) do
command = "java -Xmx#{Chef::Config[:solr_heap_size]} -Xms#{Chef::Config[:solr_heap_size]}"
command << " -Dsolr.data.dir=#{Chef::Config[:solr_data_path]}"
command << " -Dsolr.solr.home=#{Chef::Config[:solr_home_path]}"
command << " #{Chef::Config[:solr_java_opts]}" if Chef::Config[:solr_java_opts]
command << " -jar #{File.join(Chef::Config[:solr_jetty_path], 'start.jar')}"
Chef::Log.info("Starting Solr with #{command}")
# Opened earlier before we dropped privileges, don't need it anymore
close_and_reopen_log_file if @logfile
Kernel.exec(command)
end
end
def close_and_reopen_log_file
Chef::Log.close
STDOUT.reopen(@logfile)
STDERR.reopen(@logfile)
end
end
end
end
end
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