3 Commits

Author	SHA1	Message	Date
Matej Gera	067aa9e142	[metrics] standardize/simplify export pipeline setup (#395) ... * Introduce simplified export pipeline setup for stdout * Standardize dogstatsd,stdout,prometheus calling. * Creates NewRawExporter, NewExportPipeline, InstallNewPipeline methods. * Uses Options rather than Config throughout for options. * fix merge conflicts. Co-authored-by: Liz Fong-Jones <elizabeth@ctyalcove.org>	2020-01-02 10:41:21 -08:00
Gustavo Silva Paiva	6f04903876	Change prometheus to not aggregate metrics and only export them. (#385) ... * draft using stop aggregating on prometheus client (counters) * remove prometheus client aggregations Measures are being exported as summaries since histograms doesn't exist on OpenTelemetry yet. Better error handling must be done. * make pre commit * add simple error callback * remove options from collector * refactor exporter to smaller methods * wording * change to snapshot * lock collection and checkpointset read * remove histogram options and unexported fields from the Exporter * documenting why prometheus uses a stateful batcher * add todo for histograms * change summaries objects to summary quantiles * remove histogram buckets from tests * wording * rename 'lockedCheckpoint' to 'syncCheckpointSet' * default summary quantiles should be defaulted to no buckets. * add quantiles options * refactor test.CheckpointSet and add docs * flip aggregators merge Co-authored-by: Joshua MacDonald <jmacd@users.noreply.github.com>	2019-12-23 09:47:51 -08:00
Gustavo Silva Paiva	3d78564d2f	Prometheus exporter (#334) ... * Prom exporter structure * update prometheus exporter with master and add example. * remove distributedcontext from prometheus example * docs and interface checker * make precommit * make precommit & remove "OnRegisterError" * coerce values to float * return register errors and maybe fix precommit? * add option to specify a prometheus.Registry * make exporter implement http.Handler interface * fix map keys bugs * remove unused const * fix modules dependencies. * add support for histogram * get metrics with labels values only instead of a labels map * make exporter implements label encoder interface * encode labels if the encoder is different. * split metrics on several files and encapsulate them in structs * make pre commit * unexport 'sanitize' * remove 'AllValues' in favor of 'Points' and change to 'NewDefaultLabelEncoder' * add prometheus tests * remove newlines on struct declaration * formatting * rewording * imports * add todo on labelValues * blame myself for todo (: * add todos on sanitize * add support for summaries. custom remove label encoder. * imports * imports * update with upstream	2019-11-26 11:47:15 -08:00