* define 3 feature toggles for rollout phases
* Pass feature toggles along
* Implement first feature toggle
* Try a different strategy with fall-throughs to specific configurations
* Apply toggle overrides once outside of backend composition
* Emit log messages when we coerce backends
* Run code generator for feature toggle files
* Improve wording in flag descs
* Re-run generator
* Use code-generated constants instead of plain strings
* Use converted enum values rather than strings for pre-parsing
* Remove private labels
* No longer index by instance labels
* Labels are now invariant, only build them once
* Remove bucketing since everything is in a single stream
* Refactor statesToStreams to only return a single unified log stream
* Don't query on labels that no longer exist
* Move selector logic to loki layer, genericize client to work in terms of straight logQL
* Add support for line-level label filters in query
* Combine existing selector tests for better parallelism
* Tests for logQL construction
* Underscore instead of dot for unwrapping labels in logql
* Encode with snappy, always
* JSON encoder type
* Headers
* Copy labels formatter from promtail
* Implement snappy-proto encoding
* Create encoder interface, test both encoders, choose snappy-proto by default
* Make encoder configurable at the LokiCfg level
* Export both encoders
* Touch up comment and tests
* Drop unnecessary conversions after move to plain strings to appease linter
* Rename RecordStatesAsync to Record
* Rename QueryStates to Query
* Implement fanout writes
* Implement primary queries
* Simplify error joining
* Add test for query path
* Add tests for writes and error propagation
* Allow fanout backend to be configured
* Touch up log messages and config validation
* Consistent documentation for all backend structs
* Parse and normalize backend names more consistently against an enum
* Touch-ups to documentation
* Improve clarity around multi-record blocking
* Keep primary and secondaries more distinct
* Rename fanout backend to multiple backend
* Simplify config keys for multi backend mode
* Create historian metrics and dependency inject
* Record counter for total number of state transitions logged
* Track write failures
* Track current number of active write goroutines
* Record histogram of how long it takes to write history data
* Don't copy the registerer
* Adjust naming of write failures metric
* Introduce WritesTotal to complement WritesFailedTotal
* Measure TransitionsFailedTotal to complement TransitionsTotal
* Rename all to state_history
* Remove redundant Total suffix
* Increment totals all the time, not just on success
* Drop ActiveWriteGoroutines
* Drop PersistDuration in favor of WriteDuration
* Drop unused gauge
* Make writes and writesFailed per org
* Add metric indicating backend and a spot for future metadata
* Drop _batch_ from names and update help
* Add metric for bytes written
* Better pairing of total + failure metric updates
* Few tweaks to wording and naming
* Record info metric during composition
* Create fakeRequester and simple happy path test using it
* Blocking test for the full historian and test for happy path metrics
* Add tests for failure case metrics
* Smoke test for full annotation persistence
* Create test for metrics on annotation persistence, both happy and failing paths
* Address linter complaints
* More linter complaints
* Remove unnecessary whitespace
* Consistency improvements to help texts
* Update tests to match new descs
* Loki backend and client depend on a requester
* Instrument all requests to loki using weaveworks TimedClient
* Construct collector in metrics package
* Use existing row struct instead of [2]string, add deserialization helper
* Replace Stream struct with stream struct which is exactly the same
* Drop unused status field
* Don't export queryRes and queryData
* Tests for custom marshalling
* Rename row fields to T and V for consistency with prometheus samples
* Rename row to sample
* Define endpoint and generate
* Wire up and register endpoint
* Cleanup, define authorization
* Forgot the leading slash
* Wire up query and SignedInUser
* Wire up timerange query params
* Add todo for label queries
* Drop comment
* Update path to rules subtree
* Extract label merge, add test file
* Extract error/NoData to first class fields, remove a layer from values
* Include dashUID and panelID as line-level fields
* Drop unnecessary object receiver
* Add tests for stream building
* Drop NoData field from log lines
* Fix json serialization of state values
* Simplify two of the tests
* Fix linter complaint
* Don't return error if we fail to look up dashboard, just log it and move on
* Address linter complaint
* Copy rules instead of accepting pointer
* Deep-copy the rule, for even more guarantees
* Create struct just for needed fields
* Move RuleMeta to historian/model package, iron out package dependencies
* Move tests for dash ID parsing to model package along with code
* Implement push endpoint
* Drop duplicated struct
* Genericize auth/tenant headers and improve logging in error case
* Flesh out the data model
* Drop dead code
* Drop log line entirely
* Drop unused arg
* Rename a few type manipulation functions
* Extract label keys as constants
* Improve logs when loki responds with error
* Inline lokiRepresentation function
* Create loki client type and ping method
* Expose TestConnection on client
* Configure and ping Loki URL
* Close response body reader if present
* Add 30 second timeout
* Remove duplicate close
* Update config store to split between active and history tables
* Migrations to fix up indexes
* Implement migration from old format to new
* Move add migrations call
* Delete duplicated rows
* Explicitly map fields
* Quote the column name because it's a reserved word
* Lift migrations to top
* Use XORM for nearly everything, avoid any non trivial raw SQL
* Touch up indexes and zero out IDs on move
* Drop TODO that's already completed
* Fix assignment of IDs
* Update config store to split between active and history tables
* Migrations to fix up indexes
* Implement migration from old format to new
* Move add migrations call
* Delete duplicated rows
* Explicitly map fields
* Quote the column name because it's a reserved word
* Lift migrations to top
* Move truncation code to util to mirror upstream
* Resolve merge conflicts
* Align logging of alert key
* Update tests and fix field passing bug
* Remove superfluous newline in test now that we trim whitespace
* Uptake minor log changes from upstream
* Refactor state and manager to not depend directly on image interface
* Move generic errors to models package
* Move NotAvailableImageService to state as its only references are in state tests
* Move NoopImageService to state package
* Move mock to state package
* Fix linter error
* Fix comment styling
* Fix a couple added references introduced by rebase
* Empty commit to kick build
* Reduce piecemeal state fields
* Read data directly off state instead of rule
* Unify state and context into single struct
* Expose contextual information to layer above setNextState
* Work in terms of ContextualState and call historian in batches
* Call annotations service in batches
* Export format state and reason and remove workaround in unrelated test package
* Add new method to annotation service for batch inserting
* Fix loop variable aliasing bug caught by linter, didn't change behavior
* Incl timerange on annotation tests
* Insert one at a time if tags are present
* Point to rule from ContextualState rather than copy fields
* Build annotations and copy data prior to starting goroutine
* Rename to StateTransition
* Use new bulk-insert utility
* Remove rule from StateTransition and pass in directly to historian
* Simplify annotations logic since we have only one rule
* Fix logs and context, nilcheck, simplify method name
* Regenerate mock
* Touch up log statements, fix casing, add and normalize contexts
* Dedicated logger for dashboard resolver
* Avoid injecting logger to historian
* More minor log touch-ups
* Dedicated logger for state manager
* Use rule context in annotation creator
* Rename base logger and avoid redundant contextual loggers
* Audit logs in sender package
* Fix casing and touch up a few key names
* Avoid logging entire alert struct
* Log configuration ID being applied
* Revert change to errorf rather than log
* Tune levels further and remove some redundancies
* Adjust logger naming and standardize log context
* Adjust logger naming in router
* Move log and get rid of dead error handling code
* Define EvaluationContext
* Refactor ConditionEval to use new context struct
* Refactor QueriesAndExpressionsEval to use EvaluationContext
* Remove dead field from AlertExecCtx
* Refactor Validate to use EvaluationContext
* Get rid of privately used AlertExecCtx
* Move EvaluationContext to new file and add helper
* Add builder pattern and bind rule info to context
* Extract header logic and add rule UID header
* Fix missing call
* Create caching dashboard resolver
* A couple tests for dashboard resolving
* Log warning on not found
* Additional polish + review nits
* Move to singleflight instead of a plain mutex
* Store errors instead of -1 in cache and use reflection when reading
* Address linter error
* One more linter error
* Move annotation functionality behind a history persistence interface
* Rename to RecordState
* Fix lint error in import aliasing
* One more import linter error
* Move fakeRuleStore to tests/fakes package
* Break stub dependencies on store
* Update existing tests to point to new location
* Remove unused stub of TimeNow
* Rename fake to take advantage of package name
* Refactor state manager to not depend on rule store interface
* Refactor grafana and proxied ruler APIs to not depend on store.RuleStore
* Refactor folder subscription logic to not use store.RuleStore
* Delete dead code
* Delete store.RuleStore
* Add consumer-side store interface to state manager
* Remove dead dependency
* Delete dead dependency in API struct
* Delete store-layer InstanceStore interface
* Move fake for state's InstanceStore interface to state package
* Move ticker files to dedicated package with no changes
* Fix package naming and resolve naming conflicts
* Fix up all existing references to moved objects
* Remove all alerting-specific references from shared util
* Rename TickerMetrics to simply Metrics
* Rename base ticker type to T and rename NewTicker to simply New
* Create struct for Slack's receiver settings
* Remove one layer of indirection when building slack notifier
* Delete un-used struct
* Validate against settings struct instead of simplejson object
* Genericize settings marshalling
* Remove repetition between fields on notifier and fields on settings struct
* Rename unmarshal settings wrapper
* Handle comma separated strings at marshalling time rather than validation time
* Address misc review feedback
* Extract standardized UID field length to constant
* Extract default length to constant
* Truncate rule names that are too long
* Add tests for name normalization
* Fix whitespace lint error
* Another linter fix
* Empty commit to kick build
* Wire up to full alert rule struct
* Extract group change detection logic to dedicated file
* GroupDiff -> GroupDelta for consistency
* Calculate deltas and handle backwards compatible requests
* Separate changes and insert/update/delete as needed
* Regenerate files
* Don't touch the DB if there are no changes
* Quota checking, delete unused file
* Mark modified records as provisioned
* Validation + a couple API layer tests
* Address linter errors
* Fix issue with UID assignment and rule creation
* Propagate top level group fields to all rules
* Tests for repeated updates and versioning
* Tests for quota and provenance checks
* Fix linter errors
* Regenerate
* Factor out some shared logic
* Drop unnecessary multiple nilchecks
* Use alternative strategy for rolling UIDs on inserted rules
* Fix tests, add back nilcheck, refresh UIDs during test
* Address feedback
* Add missing nil-check
* Replace subquery with threshold calculation
* Use offset/limit to account for orgs with large gaps in IDs
* Collapse into one statement
* Drop dead constants
* Revert to 2 query approach
* Drop unused consts again
* Define query param and regenerate
* Add query struct for contact points
* Filter contact points by name in query
* Document that name filter is optional
* Define route and run codegen
* Wire up HTTP layer
* Update API layer and test fakes
* Implement reset of policy tree
* Implement service layer test and authorization bindings
* API layer testing
* Be more specific when injecting settings
* Extend template and generate
* Generate and fix up alertmanager endpoints
* Prometheus routes
* fix up Testing endpoints
* touch up ruler API
* Update provisioning and fix 500
* Drop dead code
* Remove more dead code
* Resolve merge conflicts
* Algorithm to fix up receivers
* Extract for tests
* Add tests, fix bug
* Add test which demonstrates how it fixes up broken groups
* Fix package prefix
* Updates to all except alert rules
* Return 400 when rules fail to validate, add testinfra
* More sane package aliases
* More package alias renames
* One more bug in contact point validation
* remove unused function
Co-authored-by: Jean-Philippe Quémémer <jeanphilippe.quemener@grafana.com>
Co-authored-by: Jean-Philippe Quéméner <JohnnyQQQQ@users.noreply.github.com>
* Add validator for mute timing and make it provisionable
* Add tests to ensure prometheus validators are running and errors are propagated
* Internal API for manipulating mute timings
* Define and generate API layer
* Wire up generated code
* Implement API handlers
* Tests for golang layer
* Fix reference bug
* Fix linter and auth tests
* Resolve semantic errors and regenerate
* Remove pointless comment
* Extract out provisioning path param keys, simplify
* Expected number of paths
* Support for documenting stable vs unstable alerting routes
* empty commit, restart drone
* Touch-up references in root makefile and drop trailing escape newline
* Rebase and regenerate
* Extend README with docs for this change
Alexander Weaver
