Aliaksandr Valialkin
41f641b132
lib/promscrape/discovery/kubernetes: localize Bookmark parsing code
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This is a follow-up for e772d1c920
2021-03-11 13:08:56 +02:00
Aliaksandr Valialkin
6c9cd3f7c1
lib/promscrape/discovery/kubernetes: reduce load on Kubernetes API server by using watch bookmarks
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This allows continuing object watch from the last bookbark instead of reloading all the objects
on watch errors or timeouts.
See https://kubernetes.io/docs/reference/using-api/api-concepts/#watch-bookmarks
2021-03-10 15:08:40 +02:00
Aliaksandr Valialkin
efcdf613c2
lib/promscrape/discovery/kubernetes: cache target labels
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This should reduce CPU usage on repeated SDConfig.GetLabels() calls.
2021-02-26 20:24:29 +02:00
Aliaksandr Valialkin
dc8c045378
lib/promscrape: cleanup after 9b2246c29b
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Main points:
* Revert changes outside lib/promscrape/discovery/kuberntes . These changes can be applied later in a separate commit
* Minimize changes in lib/promscrape/discovery/kubernetes compared to a93e644001
2021-02-26 19:09:12 +02:00
Nikolay
cf9262b01f
vmagent kubernetes watch stream discovery. ( #1082 )
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* started work on sd for k8s
* continue work on watch sd
* fixes
* continue work
* continue work on sd k8s
* disable gzip
* fixes typos
* log errror
* minor fix
Co-authored-by: Aliaksandr Valialkin <valyala@gmail.com>
2021-02-26 19:09:12 +02:00
Aliaksandr Valialkin
b4efe626d7
lib/promscrape/discovery/kubernetes: go fmt
2020-11-07 13:04:09 +02:00
Aliaksandr Valialkin
92bc1afcee
lib/promscrape/discovery/kubernetes: reduce memory usage for labels when discovering big number of scrape targets by using string concatenation instead of fmt.Sprintf
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Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/825
2020-11-07 13:03:01 +02:00
Aliaksandr Valialkin
d962568e93
all: use %w instead of %s for wrapping errors in fmt.Errorf
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This will simplify examining the returned errors such as httpserver.ErrorWithStatusCode .
See https://blog.golang.org/go1.13-errors for details.
2020-06-30 23:33:46 +03:00
Aliaksandr Valialkin
e220f3eeb6
lib/promscrape: move KubernetesSDConfig to lib/promscrape/discovery/kubernetes
2020-04-23 11:34:30 +03:00
Aliaksandr Valialkin
1187494c8f
lib/promscrape/discovery/kubernetes: hide role switch logic behind GetLabels function
2020-04-22 22:16:18 +03:00
Aliaksandr Valialkin
6764efde39
lib/promscrape/discovery/kubernetes: update stale comments
2020-04-17 14:06:26 +03:00
Aliaksandr Valialkin
7c4fb038e3
lib/promscrape: add initial support for kubernetes_sd_config
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Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/334
2020-04-13 21:03:53 +03:00
