Module: GClouder::Resources::Compute::BGPVPNs::BGPVPN

Includes:
Config::CLIArgs, GCloud, Helpers, Logging, Shell
Defined in:
lib/gclouder/resources/compute/bgp-vpns.rb

Class Method Summary collapse

Methods included from Config::CLIArgs

check, #cli_args, cli_args, included, load, valid_resources

Methods included from Helpers

#hash_to_args, included, #module_exists?, #to_arg, #to_deep_merge_hash, #valid_json?

Methods included from Logging

#add, #bad, #change, #debug, #error, #fatal, #good, included, #info, log, loggers, #remove, report, #resource_state, setup, #warn, #warning

Methods included from Shell

included, #shell

Methods included from GCloud

#gcloud, included, #verify

Methods included from Config::Project

load, #project, project

Class Method Details

.create(region, vpn) ⇒ Object 



125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
 
# File 'lib/gclouder/resources/compute/bgp-vpns.rb', line 125

def self.create(region, vpn)
  network = vpn['network']

  info "#{vpn['name']} (bgp-vpn-#{vpn['name']})", indent: 3

  # check to see if router exists, if it doesn't then assume we need to create interface and bgp peer
  configure_router = !Resource.resource?("compute routers", "bgp-vpn-#{vpn['name']}", silent: true)

  # router
  Resource.ensure :"compute routers",
                  "bgp-vpn-#{vpn['name']}",
                  "--region #{region} \
                  --network #{network} \
                  --asn #{vpn['bgp']['local_asn']}",
                  extra_info: "(router)",
                  indent: 4

  # VPN gateway
  Resource.ensure :"compute target-vpn-gateways",
                  "bgp-vpn-#{vpn["name"]}",
                  "--network #{network} \
                  --region #{region}",
                  extra_info: "(gateway)",
                  indent: 4

  address = cli_args[:dry_run] ? "<automatic>" : vpn_address(region, vpn)

  # forwarding rules
  Resource.ensure :"compute forwarding-rules",
                  "bgp-vpn-#{vpn['name']}-esp",
                  "--region #{region} \
                  --ip-protocol ESP \
                  --address #{address} \
                  --target-vpn-gateway bgp-vpn-#{vpn['name']}",
                  extra_info: "(forwarding-rule)",
                  indent: 4

  Resource.ensure :"compute forwarding-rules",
                  "bgp-vpn-#{vpn['name']}-udp500",
                  "--region #{region} \
                  --ip-protocol UDP \
                  --ports 500 \
                  --address #{address} \
                  --target-vpn-gateway bgp-vpn-#{vpn['name']}",
                  extra_info: "(forwarding-rule)",
                  indent: 4

  Resource.ensure :"compute forwarding-rules",
                  "bgp-vpn-#{vpn['name']}-udp4500",
                  "--region #{region} --ip-protocol UDP --ports 4500 --address #{address} \
                  --target-vpn-gateway bgp-vpn-#{vpn['name']}",
                  extra_info: "(forwarding-rule)",
                  indent: 4

  # tunnel
  Resource.ensure :"compute vpn-tunnels", "bgp-vpn-#{vpn['name']}",
                  "--region #{region} \
                  --peer-address #{vpn['peer_address']} \
                  --ike-version #{vpn['ike_version']} \
                  --router bgp-vpn-#{vpn['name']} \
                  --target-vpn-gateway bgp-vpn-#{vpn['name']} \
                  --shared-secret #{vpn['shared_secret']}",
                  extra_info: "(tunnel)",
                  indent: 4

  if configure_router
    # router interface
    gcloud("compute routers add-interface bgp-vpn-#{vpn['name']} \
           --region #{region} \
           --interface-name bgp-vpn-interface-#{vpn['name']} \
           --vpn-tunnel bgp-vpn-#{vpn['name']} \
           --mask-length #{vpn['bgp']['mask']} \
           --ip-address #{vpn['bgp']['local_address']}",
           failure: false)
    add "bgp-vpn-#{vpn['name']} (router interface)", indent: 4

    # bgp peer
    gcloud("compute routers add-bgp-peer bgp-vpn-#{vpn['name']} \
           --region #{region} \
           --interface bgp-vpn-interface-#{vpn['name']} \
           --advertised-route-priority #{vpn['bgp']['priority']} \
           --peer-asn #{vpn['bgp']['peer_asn']} \
           --peer-ip-address #{vpn['bgp']['peer_address']} \
           --peer-name #{vpn['name']}",
           failure: false)
    add "bgp-vpn-#{vpn['name']} (bgp peer)", indent: 4
  else
    good "bgp-vpn-#{vpn['name']} (router interface)", indent: 4
    good "bgp-vpn-#{vpn['name']} (bgp peer)", indent: 4
  end
end

.vpn_address(region, vpn) ⇒ Object 



115
116
117
118
119
120
121
122
123
 
# File 'lib/gclouder/resources/compute/bgp-vpns.rb', line 115

def self.vpn_address(region, vpn)
  response = gcloud("--format json compute addresses describe #{vpn['address']} --region=#{region}", force: true)

  unless response.key?("address")
    fatal "could not find address for static ip with key: #{vpn['address']} (is key allocated in project config?)"
  end

  response["address"]
end