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Logspout は古い Docker ログを送信します

tag-icon • tag-icon linux docker container
Logspout は古い Docker ログを送信します

こんにちは。docker コンテナから papertrail にログを送信するための logspout がありますが、docker コンテナを再起動すると logspout が古いログもすべて送信することがわかりました。
次に例を示します。

Oct 06 15:37:09 gridhub r-Default-gridhub-1-96bd5cd9:  * Running on http://0.0.0.0:5000/ (Press CTRL+C to quit) 
Oct 06 15:37:09 gridhub r-Default-gridhub-1-96bd5cd9: 172.30.100.112 - - [03/Oct/2017 12:39:05] "GET / HTTP/1.1" 200 - 
Oct 06 15:37:09 gridhub r-Default-gridhub-1-96bd5cd9: 172.30.100.112 - - [03/Oct/2017 12:39:06] "GET /static/favicon.ico HTTP/1.1" 200 - 
Oct 06 15:37:09 gridhub r-Default-gridhub-1-96bd5cd9: 172.30.100.112 - - [03/Oct/2017 12:39:06] "GET /static/issue_count_low.png HTTP/1.1" 200 - 
Oct 06 15:37:09 gridhub r-Default-gridhub-1-96bd5cd9: 172.30.100.112 - - [03/Oct/2017 12:39:06] "GET /static/issue_count_high.png HTTP/1.1" 200 - 
Oct 06 15:37:09 gridhub r-Default-gridhub-1-96bd5cd9:  * Running on http://0.0.0.0:5000/ (Press CTRL+C to quit) 
Oct 11 10:21:38 gridhub r-Default-gridhub-1-96bd5cd9:  * Running on http://0.0.0.0:5000/ (Press CTRL+C to quit) 
Oct 11 10:21:38 gridhub r-Default-gridhub-1-96bd5cd9: 172.30.100.112 - - [03/Oct/2017 12:39:05] "GET / HTTP/1.1" 200 - 
Oct 11 10:21:38 gridhub r-Default-gridhub-1-96bd5cd9: 172.30.100.112 - - [03/Oct/2017 12:39:06] "GET /static/favicon.ico HTTP/1.1" 200 - 
Oct 11 10:21:38 gridhub r-Default-gridhub-1-96bd5cd9: 172.30.100.112 - - [03/Oct/2017 12:39:06] "GET /static/issue_count_low.png HTTP/1.1" 200 - 
Oct 11 10:21:38 gridhub r-Default-gridhub-1-96bd5cd9: 172.30.100.112 - - [03/Oct/2017 12:39:06] "GET /static/issue_count_high.png HTTP/1.1" 200 - 
Oct 11 10:21:38 gridhub r-Default-gridhub-1-96bd5cd9:  * Running on http://0.0.0.0:5000/ (Press CTRL+C to quit) 
Oct 11 10:21:38 gridhub r-Default-gridhub-1-96bd5cd9:  * Running on http://0.0.0.0:5000/ (Press CTRL+C to quit)

Docker コンテナ内には次のもののみあります:

10/3/2017 2:38:50 PM * Running on http://0.0.0.0:5000/ (Press CTRL+C to quit)
10/3/2017 2:39:05 PM172.30.100.112 - - [03/Oct/2017 12:39:05] "GET / HTTP/1.1" 200 -
10/3/2017 2:39:06 PM172.30.100.112 - - [03/Oct/2017 12:39:06] "GET /static/favicon.ico HTTP/1.1" 200 -
10/3/2017 2:39:06 PM172.30.100.112 - - [03/Oct/2017 12:39:06] "GET /static/issue_count_low.png HTTP/1.1" 200 -
10/3/2017 2:39:06 PM172.30.100.112 - - [03/Oct/2017 12:39:06] "GET /static/issue_count_high.png HTTP/1.1" 200 -
10/6/2017 3:37:09 PM * Running on http://0.0.0.0:5000/ (Press CTRL+C to quit)
10/11/2017 10:21:38 AM * Running on http://0.0.0.0:5000/ (Press CTRL+C to quit)

再起動後に実際の最後のログのみを送信する方法をご存知の方はいらっしゃいますか?

答え1

BACKLOG=falseOK、最終的に、 logspout コンテナー環境に追加することで修正しました。
https://github.com/gliderlabs/logspout#バックログの末尾を抑制する

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