Pipe data to Promtail #1649
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Pipe data to Promtail #1649
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cyriltovena
commented
Feb 6, 2020
| @@ -3,6 +3,53 @@ | |||
| This document describes known failure modes of `promtail` on edge cases and the | |||
| adopted trade-offs. | |||
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| ## Pipe data to Promtail | |||
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| Promtail supports piping data for sending logs to Loki. This is a very useful way to troubleshooting your configuration. | |||
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@slim-bean Feel free to reword here. Also should this gets its own page ? I think for now having it in troubleshooting is fine.
Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com>
Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com>
Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com>
Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com>
Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com>
Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com>
Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com>
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Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com>
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owen-d
approved these changes
Feb 7, 2020
Codecov Report
@@ Coverage Diff @@
## master #1649 +/- ##
========================================
+ Coverage 61.69% 61.8% +0.1%
========================================
Files 109 110 +1
Lines 8308 8396 +88
========================================
+ Hits 5126 5189 +63
- Misses 2786 2808 +22
- Partials 396 399 +3
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rfratto
reviewed
Feb 10, 2020
billimek
added a commit
to billimek/loki
that referenced
this pull request
Feb 13, 2020
* 'extraPorts' of github.com:billimek/loki: (25 commits) Ensure status codes are set correctly in the frontend. (grafana#1684) --dry-run Promtail. (grafana#1652) Fix logcli --quiet parameter parsing issue (grafana#1682) This improves the log ouput for statistics in the logcli. (grafana#1644) Loki stack helm chart can deploy datasources without Grafana (grafana#1688) Automatically prune metrics from the /metrics output of the promtail metrics pipeline stage after an idle period. Allow a metric defined as a counter to match all lines, useful for creating line count metrics which include all your labels. Found a bug in the the test runner where it didn't fail if the actual error was nil but the test expected an error Added some tests to the counters to test valid configs maintainer links & usernames (grafana#1675) Binary operators in LogQL (grafana#1662) Pipe data to Promtail (grafana#1649) Add Owen to the maintainer team. (grafana#1673) Update tanka.md so that promtail.yml is in the correct format (grafana#1671) Correcte syntax of rate example (grafana#1641) Frontend & Querier query statistics instrumentation. (grafana#1661) loki-canary: fix indent of DaemonSet manifest written in .md file (grafana#1648) Query frontend service should be headless. (grafana#1665) Support custom prefix name in metrics stage (grafana#1664) pkg/promtail/positions: handle empty positions file (grafana#1660) Convert second(Integer class) to nanosecond precision (grafana#1656) Unite docs for fluentd plugin (grafana#1634) ...
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Based on @slim-bean idea, this implements pipe support for promtail. I think this is a great way to quickly test Loki and Promtail.
Example:
See the doc for more informations.
I'm thinking about following this PR with another one to support
--dry-runin promtail to prints streams instead of sending to Loki.