9.3. curl を使用してコマンドラインからライブネットワークメトリクスにアクセスする

手順

1. コンピュートノードにログインします。

2. 例: 利用可能なすべてのメトリクスを表示するには、次のコマンドを実行します。

   curl -k https://localhost:9105/metrics | more

3. 例: リンク状態のメトリクスを表示するには、次のコマンドを実行します。

   curl -k -s  https://localhost:9105/metrics | grep ovs_interface_link_state

   出力例

   # HELP ovs_interface_link_state The link state of the interface. Possible values are: up(1), down(0) or unknown(-1).
   # TYPE ovs_interface_link_state gauge
   ovs_interface_link_state{bridge="br-ex",interface="br-ex",port="br-ex",type="internal"} 1
   ovs_interface_link_state{bridge="br-ex",interface="eth1",port="eth1",type="system"} 1
   ovs_interface_link_state{bridge="br-ex",interface="patch-provnet-e0353205-c937-4ebb-af35-a7db0d85c9d3-to-br-int",port="patch-provnet-e0353205-c937-4ebb-af35-a7db0d85c9d3-to-br-int",type="patch"} 1
   ovs_interface_link_state{bridge="br-ex",interface="vlan20",port="vlan20",type="internal"} 1
   ovs_interface_link_state{bridge="br-ex",interface="vlan21",port="vlan21",type="internal"} 1
   ovs_interface_link_state{bridge="br-ex",interface="vlan22",port="vlan22",type="internal"} 1
   ovs_interface_link_state{bridge="br-ex",interface="vlan23",port="vlan23",type="internal"} 1
   ovs_interface_link_state{bridge="br-int",interface="br-int",port="br-int",type="internal"} 0
   ovs_interface_link_state{bridge="br-int",interface="ovn-3cc1e2-0",port="ovn-3cc1e2-0",type="geneve"} 1
   ovs_interface_link_state{bridge="br-int",interface="ovn-737fe9-0",port="ovn-737fe9-0",type="geneve"} 1
   ovs_interface_link_state{bridge="br-int",interface="ovn-7488f5-0",port="ovn-7488f5-0",type="geneve"} 1
   ovs_interface_link_state{bridge="br-int",interface="ovn-87e045-0",port="ovn-87e045-0",type="geneve"} 1
   ovs_interface_link_state{bridge="br-int",interface="ovn-acb76a-0",port="ovn-acb76a-0",type="geneve"} 1
   ovs_interface_link_state{bridge="br-int",interface="patch-br-int-to-provnet-e0353205-c937-4ebb-af35-a7db0d85c9d3",port="patch-br-int-to-provnet-e0353205-c937-4ebb-af35-a7db0d85c9d3",type="patch"} 1
   ovs_interface_link_state{bridge="br-int",interface="tap32b26818-e0",port="tap32b26818-e0",type="system"} 1
   ovs_interface_link_state{bridge="br-int",interface="tapba83f025-aa",port="tapba83f025-aa",type="system"} 1