* Alerting: Expect 406s from the remote Alertmanager during the readiness check
* make it clear in the warning logs that we'll attempt to send the confgiuration/state without comparing in case of error pulling the current state/config
* Add TracedClient
* Handle errors and status codes
* Wire up tracing to normal ASH and loki annotation mapping
* Add tracing to remote alertmanager
* one more spot
* and not or
* More consistency with other grafana traces, lower cardinality name
* Alerting: Add metrics to the remote Alertmanager struct
* rephrase http_requests_failed description
* make linter happy
* remove unnecessary metrics
* extract timed client to separate package
* use histogram collector from dskit
* remove weaveworks dependency
* capture metrics for all requests to the remote Alertmanager (both clients)
* use the timed client in the MimirAuthRoundTripper
* HTTPRequestsDuration -> HTTPRequestDuration, clean up mimir client factory function
* refactor
* less git diff
* gauge for last readiness check in seconds
* initialize LastReadinesCheck to 0, tweak metric names and descriptions
* add counters for sync attempts/errors
* last config sync and last state sync timestamps (gauges)
* change latency metric name
* metric for remote Alertmanager mode
* code review comments
* move label constants to metrics package
* Alerting: Refactor readiness check
Moves the readiness check to the mimir client and removes the need to assert that we have senders - it already has a queue and can hold notifications until we're ready to send them.
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Signed-off-by: gotjosh <josue.abreu@gmail.com>
Vadim Stepanov
Santiago
beejeebus
Alexander Weaver
gotjosh