Module: IcingaCertService::EndpointHandler

Included in:
Client
Defined in:
lib/cert-service/endpoint_handler.rb

Overview

Client Class to create on-the-fly a certificate to connect automaticly as satellite to an icinga2-master

Instance Method Summary collapse

Instance Method Details

#add_endpoint(params) ⇒ Hash, #read

add a Endpoint for distributed monitoring to the icinga2-master configuration

Examples:

add_endpoint( host: 'icinga2-satellite' )

Parameters:

  • params (Hash, #read)

Options Hash (params):

  • :host (String)

Returns:

  • (Hash, #read) —

    if config already created:

    • :status [Integer] 204

    • :message [String] Message

  • nil if successful



22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
 
# File 'lib/cert-service/endpoint_handler.rb', line 22

def add_endpoint(params)

  logger.debug("add_endpoint(#{params})")

  host       = validate( params, required: true , var: 'host'     , type: String )
  satellite  = validate( params, required: false, var: 'satellite', type: Boolean ) || false
  file_name  = '/etc/icinga2/zones.conf'

  return { status: 500, message: 'no hostname to create an endpoint' } if host.nil?

  # add the API user
  #
  add_api_user(params)

  # add the zone object
  #
  ret = add_zone(host)

  # logger.debug( ret )

  unless( satellite )
    zone_directory = format('/etc/icinga2/satellites.d/%s', host)
    file_name      = format('%s/%s.conf', zone_directory, host)

    begin
      FileUtils.mkpath(zone_directory) unless File.exist?(zone_directory)
    rescue

    end
  end

  if( File.exist?(file_name) )

    logger.debug( format('the zone file (%s) for the endpoint %s exists', file_name, host) )

    file     = File.open(file_name, 'r')
    contents = file.read

    regexp_long = / # Match she-bang style C-comment
      \/\*          # Opening delimiter.
      [^*]*\*+      # {normal*} Zero or more non-*, one or more *
      (?:           # Begin {(special normal*)*} construct.
        [^*\/]      # {special} a non-*, non-\/ following star.
        [^*]*\*+    # More {normal*}
      )*            # Finish "Unrolling-the-Loop"
      \/            # Closing delimiter.
    /x
    result = contents.gsub(regexp_long, '')

    scan_endpoint = result.scan(/object Endpoint(.*)"(?<endpoint>.+\S)"/).flatten

    #logger.debug( "#{scan_endpoint} (#{scan_endpoint.class})" )

    return { status: 200, message: format('the configuration for the endpoint %s already exists', host) } if( scan_endpoint.include?(host) == true )
  end

  logger.debug(format('i miss an configuration for endpoint \'%s\'', host))

  begin

    result = write_template(
      template: 'templates/zones.d/endpoint.conf.erb',
      destination_file: file_name,
      environment: {
        host: host
      }
    )

    create_backup

    # logger.debug( result )
  rescue => error

    logger.debug(error)
  end

  { status: 200, message: format('configuration for endpoint \'%s\' has been created', host) }

end