fluent-plugin-grafana-loki を再度試した
準備
loki
docker run -d -p 3100:3100 \ --net=loki \ --name=loki \ grafana/loki
grafana
docker run -d -p 3000:3000 \ --net=loki \ --name=grafana \ grafana/grafana
fluent-plugin-grafana-loki
docker run -d -p 24224:24224 \ -e LOKI_URL=http://loki:3100 \ -v ".../lokiprac/step3_retry/conf/:/fluentd/etc/loki/" \ --net=loki \ --name=fluentd \ grafana/fluent-plugin-grafana-loki
loki.conf
<source> @type forward </source> <match loki.dev.qwer.**> @type loki url "#{ENV['LOKI_URL']}" username "#{ENV['LOKI_USERNAME']}" password "#{ENV['LOKI_PASSWORD']}" extra_labels {"env":"dev", "app":"qwer"} </match> <match loki.dev.asdf.**> @type loki url "#{ENV['LOKI_URL']}" username "#{ENV['LOKI_USERNAME']}" password "#{ENV['LOKI_PASSWORD']}" extra_labels {"env":"dev", "app":"asdf"} </match> <match loki.prod.qwer.**> @type loki url "#{ENV['LOKI_URL']}" username "#{ENV['LOKI_USERNAME']}" password "#{ENV['LOKI_PASSWORD']}" extra_labels {"env":"prod", "app":"qwer"} </match> <match loki.prod.asdf.**> @type loki url "#{ENV['LOKI_URL']}" username "#{ENV['LOKI_USERNAME']}" password "#{ENV['LOKI_PASSWORD']}" extra_labels {"env":"prod", "app":"asdf"} </match>
確認
fluent-cat
$ echo '{"message":"qwer"}' | ./fluent-cat -p 24224 loki.dev.qwer $ echo '{"message":"asdf"}' | ./fluent-cat -p 24224 loki.dev.asdf
コンテナでping -> fluentd ログドライバー -> fluent-plugin-grafana-loki -> loki に流す。
docker run --log-driver=fluentd \ --log-opt fluentd-address=localhost:24224 \ --log-opt tag=loki.prod.qwer \ alpine:3.9 ping localhost PING localhost (127.0.0.1): 56 data bytes 64 bytes from 127.0.0.1: seq=0 ttl=64 time=0.116 ms 64 bytes from 127.0.0.1: seq=1 ttl=64 time=0.103 ms 64 bytes from 127.0.0.1: seq=2 ttl=64 time=0.086 ms 64 bytes from 127.0.0.1: seq=3 ttl=64 time=0.108 ms 64 bytes from 127.0.0.1: seq=4 ttl=64 time=0.110 ms 64 bytes from 127.0.0.1: seq=5 ttl=64 time=0.096 ms 64 bytes from 127.0.0.1: seq=6 ttl=64 time=0.115 ms ^C --- localhost ping statistics --- 7 packets transmitted, 7 packets received, 0% packet loss round-trip min/avg/max = 0.086/0.104/0.116 ms
今回はうまくいった
まだ https://github.com/grafana/loki/issues/271 が発生するが、retension とかの問題?