* fix redis connection leaks + exclusions error: (fixes#1065)
- use contextmanager for accessing redis to ensure redis.close() is always called
- add get_redis_client() to k8sapi to ensure unified place to get redis client
- use connectionpool.from_url() until redis 5.0.0 is released to ensure auto close and single client settings are applied
- also: catch invalid regex passed to re.compile() in queue regex check, return 400 instead of 500 for invalid regex
- redis requirements: bump to 5.0.0rc2
operator: ensure transitions from each of these states is supported, including to 'waiting_capacity'
add extra check on stopping to avoid transitioning back to a running state after crawl is finished
ui: add states to UI display, localization, add as active states
fixes#263
Operator: Modified init behavior to only load redis when at least one crawler pod available:
- waits for at least one crawler pod to be available before starting redis pod, to avoid situation where many crawler pods are in pending mode, but redis pods are still running.
- redis statefulset starts at scale of 0
- once crawler pod becomes available, redis sts is scaled to 1 (via `initRedis==true` status)
- crawl remains in 'starting' or 'waiting_capacity' state until pod becomes available without redis pod running
- set to 'running' state only after redis and at least one crawler pod is available
- if no crawler pods available after running, or, if stuck in starting for >60 seconds, switch to 'waiting_capacity' state
- when switching to 'waiting_capacity', also scale down redis to 0, wait for crawler pod to become available, only then scale up redis to 1, and get back to 'running'
other tweaks:
- add new status field 'initRedis', default to false, not displayed
- crawler pod: consider 'ContainerCreating' state as available, as container will not be blocked by resource limits
- add a resync after 3 seconds when waiting for crawler pod or redis pod to become available, configurable via 'operator_fast_resync_secs'
- set_state: if not updating state, ensure state reflects actual value in db
* Move all pydantic models to models.py to avoid circular dependencies
* Include automated crawl details in all-crawls GET endpoints
- ensure /all-crawls endpoint resolves names / firstSeed data same as /crawls endpoint for crawls to ensure consistent frontend display. fields added in get and list all-crawl endpoints for automated
crawls only:
- cid
- name
- description
- firstSeed
- seedCount
- profileName
* Add automated crawl fields to list all-crawls test
* Uncomment mongo readinessProbe
* cleanup CrawlOutWithResources:
- remove 'files' from output model, only resources should be returned
- add _files_to_resources() to simplify computing presigned 'resources' from raw 'files'
- update upload tests to be more consistent, 'files' never present, 'errors' always none
---------
Co-authored-by: Ilya Kreymer <ikreymer@gmail.com>
concurrent crawl limits: (addresses #866)
- support limits on concurrent crawls that can be run within a single org
- change 'waiting' state to 'waiting_org_limit' for concurrent crawl limit and 'waiting_capacity' for capacity-based
limits
orgs:
- add 'maxConcurrentCrawl' to new 'quotas' object on orgs
- add /quotas endpoint for updating quotas object
operator:
- add all crawljobs as related, appear to be returned in creation order
- operator: if concurrent crawl limit set, ensures current job is in the first N set of crawljobs (as provided via 'related' list of crawljob objects) before it can proceed to 'starting', otherwise set to 'waiting_org_limit'
- api: add org /quotas endpoint for configuring quotas
- remove 'new' state, always start with 'starting'
- crawljob: add 'oid' to crawljob spec and label for easier querying
- more stringent state transitions: add allowed_from to set_state()
- ensure state transitions only happened from allowed states, while failed/canceled can happen from any state
- ensure finished and state synched from db if transition not allowed
- add crawl indices by oid and cid
frontend:
- show different waiting states on frontend: 'Waiting (Crawl Limit) and 'Waiting (At Capacity)'
- add gear icon on orgs admin page
- and initial popup for setting org quotas, showing all properties from org 'quotas' object
tests:
- add concurrent crawl limit nightly tests
- fix state waiting -> waiting_capacity
- ci: add logging of operator output on test failure
* optimizations:
- rename update_crawl_config_stats to stats_recompute_all, only used in migration to fetch all crawls
and do a full recompute of all file sizes
- add stats_recompute_last to only get last crawl by size, increment total size by specified amount, and incr/decr number of crawls
- Update migration 0007 to use stats_recompute_all
- Add isCrawlRunning, lastCrawlStopping, and lastRun to
stats_recompute_last
- Increment crawlSuccessfulCount in stats_recompute_last
* operator/crawls:
- operator: keep track of filesAddedSize in redis as well
- rename update_crawl to update_crawl_state_if_changed() and only update
if state is different, otherwise return false
- ensure mark_finished() operations only occur if crawl is state has changed
- don't clear 'stopping' flag, can track if crawl was stopped
- state always starts with "starting", don't reset to starting
tests:
- Add test for incremental workflow stats updating
- don't clear stopping==true, indicates crawl was manually stopped
---------
Co-authored-by: Ilya Kreymer <ikreymer@gmail.com>
* Track collections in Crawl rather than crawls in Collection
* Add delete collection API endpoint and tests
* Precompute collection crawlCount, pageCount, and tags and add them to
GET collection responses
* Add modified field to Collection
* Update collection replay.json method
* Make add and remove crawls accept list of crawl ids
* Auto-add new workflow crawls to collections when they successfully
complete via CrawlConfig.autoAddCollections field
* Move long-running post-crawl operator tasks into asyncio task
* Make CrawlConfig.autoAddCollections updatable via /update API endpoint
* tests:
- fix cancel crawl test by ensuring state is not running or waiting
- fix stop crawl test by ensuring stop is only initiated after at least one page has been crawled,
otherwise result may be failed, as no crawl data has been crawled yet (separate fix in crawler to avoid loop if stopped
before any data written webrecorder/browsertrix-crawler#314)
- bump page limit to 4 for tests to ensure crawl is partially complete, not fully complete when stopping
- allow canceled or partial_complete due to race condition
* chart: bump frontend limits in default, not just for tests (addresses #780)
* crawl stop before starting:
- if crawl stopped before it started, mark as canceled
- add test for stopping immediately, which should result in 'canceled' crawl
- attempt to increase resync interval for immediate failure
- nightly tests: increase page limit to test timeout
* backend:
- detect stopped-before-start crawl as 'failed' instead of 'done'
- stats: return stats counters as int instead of string
* operator: add waiting state
- add pods as related objects
- inspect pod status, set crawl status to 'waiting' if no pods are running
frontend:
- frontend support for 'waiting' state
- show waiting icon from mocks
---------
Co-authored-by: Henry Wilkinson <henry@wilkinson.graphics>
* stopping fix: backend fixes for #836
- sets 'stopping' field on crawl when crawl is being stopped (both via db and on k8s object)
- k8s: show 'stopping' as part of crawljob object, update subchart
- set 'currCrawlStopping' on workflow
- support old and new browsertrix-crawler stopping keys
- tests: add tests for new stopping state, also test canceling crawl (disable test for stopping crawl, currently failing)
- catch redis error when getting stats
operator: additional optimizations:
- run pvc removal as background task
- catch any exceptions in finalizer stage (eg. if db is down), return false until finalizer completes
- just pass cid from operator for consistency, don't load crawl from update_crawl (different object)
- don't throw in update_config_crawl_stats() to avoid exception in operator, only throw in crawlconfigs api
* Precompute config crawl stats
* Includes a database migration to move preciously dynamically computed crawl stats for workflows into the CrawlConfig model.
* Add crawls.finished descending index
* Add last crawl fields to workflow tests
* operator:
- ensures crawler pvcs are always deleted before crawl object is finalized (fixes#827)
- refactor to ensure finalizer handler always run when finalizing
- remove obsolete config entries
* Btrixjobs Operator - Phase 1 (#679)
- add metacontroller and custom crds
- add main_op entrypoint for operator
* Btrix Operator Crawl Management (#767)
* operator backend:
- run operator api in separate container but in same pod, with WEB_CONCURRENCY=1
- operator creates statefulsets and services for CrawlJob and ProfileJob
- operator: use service hook endpoint, set port in values.yaml
* crawls working with CrawlJob
- jobs start with 'crawljob-' prefix
- update status to reflect current crawl state
- set sync time to 10 seconds by default, overridable with 'operator_resync_seconds'
- mark crawl as running, failed, complete when finished
- store finished status when crawl is complete
- support updating scale, forcing rollover, stop via patching CrawlJob
- support cancel via deletion
- requires hack to content-length for patching custom resources
- auto-delete of CrawlJob via 'ttlSecondsAfterFinished'
- also delete pvcs until autodelete supported via statefulset (k8s >1.27)
- ensure filesAdded always set correctly, keep counter in redis, add to status display
- optimization: attempt to reduce automerging, by reusing volumeClaimTemplates from existing children, as these may have additional props added
- add add_crawl_errors_to_db() for storing crawl errors from redis '<crawl>:e' key to mongodb when crawl is finished/failed/canceled
- add .status.size to display human-readable crawl size, if available (from webrecorder/browsertrix-crawler#291)
- support new page size, >0.9.0 and old page size key (changed in webrecorder/browsertrix-crawler#284)
* support for scheduled jobs!
- add main_scheduled_job entrypoint to run scheduled jobs
- add crawl_cron_job.yaml template for declaring CronJob
- CronJobs moved to default namespace
* operator manages ProfileJobs:
- jobs start with 'profilejob-'
- update expiry time by updating ProfileJob object 'expireTime' while profile is active
* refactor/cleanup:
- remove k8s package
- merge k8sman and basecrawlmanager into crawlmanager
- move templates, k8sapi, utils into root package
- delete all *_job.py files
- remove dt_now, ts_now from crawls, now in utils
- all db operations happen in crawl/crawlconfig/org files
- move shared crawl/crawlconfig/org functions that use the db to be importable directly,
including get_crawl_config, add_new_crawl, inc_crawl_stats
* role binding: more secure setup, don't allow crawler namespace any k8s permissions
- move cronjobs to be created in default namespace
- grant default namespace access to create cronjobs in default namespace
- remove role binding from crawler namespace
* additional tweaks to templates:
- templates: split crawler and redis statefulset into separate yaml file (in case need to load one or other separately)
* stats / redis optimization:
- don't update stats in mongodb on every operator sync, only when crawl is finished
- for api access, read stats directly from redis to get up-to-date stats
- move get_page_stats() to utils, add get_redis_url() to k8sapi to unify access
* Add migration for operator changes
- Update configmap for crawl configs with scale > 1 or
crawlTimeout > 0 and schedule exists to recreate CronJobs
- add option to rerun last migration, enabled via env var and by running helm with --set=rerun_last_migration=1
* subcharts: move crawljob and profilejob crds to separate subchart, as this seems best way to guarantee proper install order with + update on upgrade with helm, add built btrix-crds-0.1.0.tgz subchart
- metacontroller: use release from ghcr, add metacontroller-helm-v4.10.1.tgz subchart
* backend api fixes
- ensure changing scale of crawl also updates it in the db
- crawlconfigs: add 'currCrawlSize' and 'lastCrawlSize' to crawlconfig api
---------
Co-authored-by: D. Lee <leepro@gmail.com>
Co-authored-by: Tessa Walsh <tessa@bitarchivist.net>
