* Introduce PluginRequestValidator abstraction with a NoOp implementation
* Update PluginRequestValidator abstraction to use the dsURL instead
* Inject PluginRequestValidator into the HTTPServer and validate requests going through data source proxy
* Inject PluginRequestValidator into the BackendPluginManager and validate requests going through it
* Validate requests going through QueryMetrics & QueryMetricsV2
* Validate BackendPluginManager health requests
* Fix backend plugins manager tests
* Validate requests going through alerting service
* Fix tests
* fix tests
* goimports
Co-authored-by: Leonard Gram <leo@xlson.com>
* Alerting: Adds support for multiple URLs in Alertmanager notifier
Adds support for multiple URLs in Alertmanager notifier following
alertmanager documentation for high availability setup.
Update the documentation for alertmanager notifier.
Closes#24195
Co-authored-by: Diana Payton <52059945+oddlittlebird@users.noreply.github.com>
Co-authored-by: bergquist <carl.bergquist@gmail.com>
* Build: use golangci-lint as a make command
* Since gometalinter was deprecated in favor of golangci-lint so it was
replaced by it. Responsibilities held by the gometalinter was moved to
golangci-lint
* There was some changes in implementation (that was also mentioned in
the code comment) between the tools, which uncovered couple errors
in the code. Those issues were either solved or disabled by
the inline comments
* Introduce the golangci-lint config, to make their
configuration more manageable
* Build: replace backend-lint.sh script with make