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docker-logio's Introduction

docker-logio

Forward all your logs to Log-Io and see it to http://localhost:28778

Usage as a Container

Docker Compose

cat >docker-compose.yml <<EOF
logs:
  image: gerchardon/docker-logio
  links:
   - logio:logio
  volumes:
   - /var/run/docker.sock:/var/run/docker.sock
  command: -h logio -n docker
  privileged: true
logio:
  image: temal/logio-server
  ports:
   - 28777:28777
   - 28778:28778
EOF
docker-compose up

Manualy

docker run -d --name logio -p 28777:28777 -p 28778:28778 temal/logio-server
docker run -d --privileged --link logio:logio -v /var/run/docker.sock:/var/run/docker.sock gerchardon/docker-logio -n `uname -n` -h logio
docker run -d -p 8000:8000 python:3.5-slim python -m http.server

See LogIo http://localhost:28778 and generate app log with http://localhost:8000

Usage as CLI

  1. npm install -g log.io --user "ubuntu"
  2. npm install docker-logio -g
  3. docker-logio -n docker

How it works

This module wraps four Docker APIs:

  • POST /containers/{id}/attach, to fetch the logs
  • GET /containers/json, to detect the containers that are running when this module starts
  • GET /events, to detect new containers that will start after the module has started

Roadmap

  • Handle stream close
  • Handle better container start/stop (fix LogIo server event)

Inspire by

https://github.com/nearform/docker-logentries

License

MIT

docker-logio's People

Contributors

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docker-logio's Issues

No messages

I installed docker-logion according instructions from README:

docker run -d --name logio -p 28777:28777 -p 28778:28778 temal/logio-server
docker run -d --privileged --link logio:logio -v /var/run/docker.sock:/var/run/docker.sock gerchardon/docker-logio -n `uname -n` -h logio

Now at http://localhost:28778 I see streams from all docker containers, but no messages (I knew that new messages are generating, because I see new messages in docker logs some-container).

Environment: Ubuntu 14.04 with Docker 1.8.2, all images pulled just now.

# docker logs logio
info: socket.io started
# docker logs angry_mccarthy # container with docker-logio
(node) warning: possible EventEmitter memory leak detected. 11 listeners added. Use emitter.setMaxListeners() to increase limit.
Trace
    at DestroyableTransform.addListener (events.js:160:15)
    at DestroyableTransform.Readable.on (/usr/src/app/node_modules/through2/node_modules/readable-stream/lib/_stream_readable.js:729:33)
    at DestroyableTransform.once (events.js:185:8)
    at DestroyableTransform.Readable.pipe (/usr/src/app/node_modules/through2/node_modules/readable-stream/lib/_stream_readable.js:581:8)
    at EventEmitter.attachContainer (/usr/src/app/node_modules/docker-loghose/loghose.js:60:7)
    at EventEmitter.emit (events.js:117:20)
    at /usr/src/app/node_modules/docker-allcontainers/allcontainers.js:56:16
    at Array.forEach (native)
    at /usr/src/app/node_modules/docker-allcontainers/allcontainers.js:55:18
    at /usr/src/app/node_modules/docker-allcontainers/node_modules/dockerode/lib/docker.js:201:5
(node) warning: possible EventEmitter memory leak detected. 11 listeners added. Use emitter.setMaxListeners() to increase limit.
Trace
    at DestroyableTransform.addListener (events.js:160:15)
    at DestroyableTransform.Readable.on (/usr/src/app/node_modules/through2/node_modules/readable-stream/lib/_stream_readable.js:729:33)
    at DestroyableTransform.Readable.pipe (/usr/src/app/node_modules/through2/node_modules/readable-stream/lib/_stream_readable.js:516:8)
    at EventEmitter.attachContainer (/usr/src/app/node_modules/docker-loghose/loghose.js:60:7)
    at EventEmitter.emit (events.js:117:20)
    at /usr/src/app/node_modules/docker-allcontainers/allcontainers.js:56:16
    at Array.forEach (native)
    at /usr/src/app/node_modules/docker-allcontainers/allcontainers.js:55:18
    at /usr/src/app/node_modules/docker-allcontainers/node_modules/dockerode/lib/docker.js:201:5
    at Modem.buildPayload (/usr/src/app/node_modules/docker-allcontainers/node_modules/dockerode/node_modules/docker-modem/lib/modem.js:222:7)
(node) warning: possible EventEmitter memory leak detected. 11 listeners added. Use emitter.setMaxListeners() to increase limit.
Trace
    at DestroyableTransform.addListener (events.js:160:15)
    at DestroyableTransform.Readable.on (/usr/src/app/node_modules/through2/node_modules/readable-stream/lib/_stream_readable.js:729:33)
    at DestroyableTransform.Readable.pipe (/usr/src/app/node_modules/through2/node_modules/readable-stream/lib/_stream_readable.js:531:8)
    at EventEmitter.attachContainer (/usr/src/app/node_modules/docker-loghose/loghose.js:60:7)
    at EventEmitter.emit (events.js:117:20)
    at /usr/src/app/node_modules/docker-allcontainers/allcontainers.js:56:16
    at Array.forEach (native)
    at /usr/src/app/node_modules/docker-allcontainers/allcontainers.js:55:18
    at /usr/src/app/node_modules/docker-allcontainers/node_modules/dockerode/lib/docker.js:201:5
    at Modem.buildPayload (/usr/src/app/node_modules/docker-allcontainers/node_modules/dockerode/node_modules/docker-modem/lib/modem.js:222:7)
(node) warning: possible EventEmitter memory leak detected. 11 listeners added. Use emitter.setMaxListeners() to increase limit.
Trace
    at DestroyableTransform.addListener (events.js:160:15)
    at DestroyableTransform.Readable.on (/usr/src/app/node_modules/through2/node_modules/readable-stream/lib/_stream_readable.js:729:33)
    at DestroyableTransform.once (events.js:185:8)
    at DestroyableTransform.Readable.pipe (/usr/src/app/node_modules/through2/node_modules/readable-stream/lib/_stream_readable.js:576:8)
    at EventEmitter.attachContainer (/usr/src/app/node_modules/docker-loghose/loghose.js:60:7)
    at EventEmitter.emit (events.js:117:20)
    at /usr/src/app/node_modules/docker-allcontainers/allcontainers.js:56:16
    at Array.forEach (native)
    at /usr/src/app/node_modules/docker-allcontainers/allcontainers.js:55:18
    at /usr/src/app/node_modules/docker-allcontainers/node_modules/dockerode/lib/docker.js:201:5

How can I debug why it's not working?

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