Class: Puppet::Provider::Mongodb

Inherits:
Puppet::Provider
  • Object
show all
Defined in:
lib/puppet/provider/mongodb.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.auth_enabled(config = nil) ⇒ Object 



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# File 'lib/puppet/provider/mongodb.rb', line 146

def self.auth_enabled(config=nil)
  config ||= get_mongo_conf
  config['auth'] && config['auth'] != 'disabled'
end

.db_ismaster ⇒ Object 



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# File 'lib/puppet/provider/mongodb.rb', line 132

def self.db_ismaster
  cmd_ismaster = 'db.isMaster().ismaster'
  if mongorc_file
    cmd_ismaster = mongorc_file + cmd_ismaster
  end
  db = 'admin'
  res = mongo_cmd(db, get_conn_string, cmd_ismaster).to_s.chomp()
  res.eql?('true') ? true : false
end

.get_conn_string ⇒ Object 



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# File 'lib/puppet/provider/mongodb.rb', line 101

def self.get_conn_string
  config = get_mongo_conf
  bindip = config.fetch('bindip')
  if bindip
    first_ip_in_list = bindip.split(',').first
    case first_ip_in_list
    when '0.0.0.0'
      ip_real = '127.0.0.1'
    when /\[?::0\]?/
      ip_real = '::1'
    else
      ip_real = first_ip_in_list
    end
  end

  port = config.fetch('port')
  shardsvr = config.fetch('shardsvr')
  confsvr = config.fetch('confsvr')
  if port
    port_real = port
  elsif !port and (confsvr.eql? 'configsvr' or confsvr.eql? 'true')
    port_real = 27019
  elsif !port and (shardsvr.eql? 'shardsvr' or shardsvr.eql? 'true')
    port_real = 27018
  else
    port_real = 27017
  end

  "#{ip_real}:#{port_real}"
end

.get_mongo_conf ⇒ Object 



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# File 'lib/puppet/provider/mongodb.rb', line 31

def self.get_mongo_conf
  file = get_mongod_conf_file
  # The mongo conf is probably a key-value store, even though 2.6 is
  # supposed to use YAML, because the config template is applied
  # based on $::mongodb::globals::version which is the user will not
  # necessarily set. This attempts to get the port from both types of
  # config files.
  config = YAML.load_file(file)
  config_hash = Hash.new
  if config.kind_of?(Hash) # Using a valid YAML file for mongo 2.6
    config_hash['bindip'] = config['net.bindIp']
    config_hash['port'] = config['net.port']
    config_hash['ipv6'] = config['net.ipv6']
    config_hash['ssl'] = config['net.ssl.mode']
    config_hash['sslcert'] = config['net.ssl.PEMKeyFile']
    config_hash['sslca'] = config['net.ssl.CAFile']
    config_hash['auth'] = config['security.authorization']
    config_hash['shardsvr'] = config['sharding.clusterRole']
    config_hash['confsvr'] = config['sharding.clusterRole']
  else # It has to be a key-value config file
    config = {}
    File.readlines(file).collect do |line|
      k,v = line.split('=')
      config[k.rstrip] = v.lstrip.chomp if k and v
    end
    config_hash['bindip'] = config['bind_ip']
    config_hash['port'] = config['port']
    config_hash['ipv6'] = config['ipv6']
    config_hash['ssl'] = config['sslOnNormalPorts']
    config_hash['sslcert'] = config['sslPEMKeyFile']
    config_hash['sslca'] = config['sslCAFile']
    config_hash['auth'] = config['auth']
    config_hash['shardsvr'] = config['shardsvr']
    config_hash['confsvr'] = config['confsvr']
  end

  config_hash
end

.get_mongod_conf_file ⇒ Object 



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# File 'lib/puppet/provider/mongodb.rb', line 22

def self.get_mongod_conf_file
  if File.exists? '/etc/mongod.conf'
    file = '/etc/mongod.conf'
  else
    file = '/etc/mongodb.conf'
  end
  file
end

.ipv6_is_enabled(config = nil) ⇒ Object 



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# File 'lib/puppet/provider/mongodb.rb', line 70

def self.ipv6_is_enabled(config=nil)
  config ||= get_mongo_conf
  config['ipv6']
end

.mongo_24? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/puppet/provider/mongodb.rb', line 199

def self.mongo_24?
  v = self.mongo_version
  ! v[/^2\.4\./].nil?
end

.mongo_cmd(db, host, cmd) ⇒ Object 



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# File 'lib/puppet/provider/mongodb.rb', line 81

def self.mongo_cmd(db, host, cmd)
  config = get_mongo_conf

  args = [db, '--quiet', '--host', host]
  args.push('--ipv6') if ipv6_is_enabled(config)

  if ssl_is_enabled(config)
    args.push('--ssl')
    args += ['--sslPEMKeyFile', config['sslcert']]

    ssl_ca = config['sslca']
    unless ssl_ca.nil?
      args += ['--sslCAFile', ssl_ca]
    end
  end

  args += ['--eval', cmd]
  mongo(args)
end

.mongo_eval(cmd, db = 'admin', retries = 10, host = nil) ⇒ Object

Mongo Command Wrapper



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# File 'lib/puppet/provider/mongodb.rb', line 152

def self.mongo_eval(cmd, db = 'admin', retries = 10, host = nil)
  retry_count = retries
  retry_sleep = 3
  if mongorc_file
    cmd = mongorc_file + cmd
  end

  out = nil
  retry_count.times do |n|
    begin
      if host
        out = mongo_cmd(db, host, cmd)
      else
        out = mongo_cmd(db, get_conn_string, cmd)
      end
    rescue => e
      Puppet.debug "Request failed: '#{e.message}' Retry: '#{n}'"
      sleep retry_sleep
      next
    end
    break
  end

  if !out
    raise Puppet::ExecutionFailure, "Could not evaluate MongoDB shell command: #{cmd}"
  end

  ['ObjectId','NumberLong'].each do |data_type|
    out.gsub!(/#{data_type}\(([^)]*)\)/, '\1')
  end
  out.gsub!(/^Error\:.+/, '')
  out
end

.mongo_version ⇒ Object

Mongo Version checker



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# File 'lib/puppet/provider/mongodb.rb', line 191

def self.mongo_version
  @@mongo_version ||= self.mongo_eval('db.version()')
end

.mongorc_file ⇒ Object

Optional defaults file



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# File 'lib/puppet/provider/mongodb.rb', line 10

def self.mongorc_file
  if File.file?("#{Facter.value(:root_home)}/.mongorc.js")
    "load('#{Facter.value(:root_home)}/.mongorc.js'); "
  else
    nil
  end
end

.ssl_is_enabled(config = nil) ⇒ Object 



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# File 'lib/puppet/provider/mongodb.rb', line 75

def self.ssl_is_enabled(config=nil)
  config ||= get_mongo_conf
  ssl_mode = config.fetch('ssl')
  ssl_mode.nil? ? false : ssl_mode != 'disabled'
end

Instance Method Details

#db_ismaster ⇒ Object 



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# File 'lib/puppet/provider/mongodb.rb', line 142

def db_ismaster
  self.class.db_ismaster
end

#mongo_24? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/puppet/provider/mongodb.rb', line 204

def mongo_24?
  self.class.mongo_24?
end

#mongo_eval(cmd, db = 'admin', retries = 10, host = nil) ⇒ Object 



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# File 'lib/puppet/provider/mongodb.rb', line 186

def mongo_eval(cmd, db = 'admin', retries = 10, host = nil)
  self.class.mongo_eval(cmd, db, retries, host)
end

#mongo_version ⇒ Object 



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# File 'lib/puppet/provider/mongodb.rb', line 195

def mongo_version
  self.class.mongo_version
end

#mongorc_file ⇒ Object 



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# File 'lib/puppet/provider/mongodb.rb', line 18

def mongorc_file
  self.class.mongorc_file
end