Add GELF support for Promtail. #4744
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Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com>
Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com>
cyriltovena
changed the title
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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| **Available Labels:** |
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I'm suprised you don't expose the extra fields as e.g. __gelf_message_extra_<name>
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Created an issue #4846
| // Add all labels from the config. | ||
| for k, v := range t.config.Labels { | ||
| lb.Set(string(k), string(v)) | ||
| } |
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Isn't this the same for each message? Why is it done each time?
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To ensure label are clone and not mutated after. Might not be required.
| The `gelf` block configures a GELF UDP listener allowing users to push | ||
| logs to Promtail with the [GELF](https://docs.graylog.org/docs/gelf) protocol. |
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Does this mean Promtail has a continuous connection with a server? What's happening when it fails?
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Promtail is the server.
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And there's no connection in UDP.
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Ah, it's been a long time that I've looked at UDP 🙈
What this PR does / why we need it:
This PR adds support for GELF UDP protocol to listen and send GELF message to Loki.
Which issue(s) this PR fixes:
Fixes #4743
Special notes for your reviewer:
Checklist
CHANGELOG.mdabout the changes.