7eac0fdf95
- optimization: convert all uses of 'async for' to use iterator directly instead of converting to list to avoid unbounded size lists - additional cursor.to_list() to async for conversions for stats computation, simply crawlconfigs stats computation --------- Co-authored-by: Tessa Walsh <tessa@bitarchivist.net>
71 lines
2.5 KiB
Python
71 lines
2.5 KiB
Python
"""
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Migration 0005 - Updating scheduled cron jobs after Operator changes
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"""
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from btrixcloud.models import CrawlConfig, UpdateCrawlConfig
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from btrixcloud.crawlmanager import CrawlManager
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from btrixcloud.migrations import BaseMigration
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MIGRATION_VERSION = "0005"
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class Migration(BaseMigration):
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"""Migration class."""
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def __init__(self, mdb, migration_version=MIGRATION_VERSION):
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super().__init__(mdb, migration_version)
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async def migrate_up(self):
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"""Perform migration up.
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Find existing workflows with schedule and create new crawl_cron_jobs
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from template for each, then delete existing scheduled jobs from
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crawler namespace.
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Additionally update the configmap for crawl configs with scale > 1
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or crawlTimeout > 0.
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"""
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# pylint: disable=too-many-locals, duplicate-code
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crawl_configs = self.mdb["crawl_configs"]
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crawl_manager = CrawlManager()
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# Update configmap for crawl configs that have non-zero timeout or scale > 1
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match_query = {
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"$or": [
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{"crawlTimeout": {"$gt": 0}},
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{"scale": {"$gt": 1}},
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{"schedule": {"$nin": ["", None]}},
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]
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}
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async for config_dict in crawl_configs.find(match_query):
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config = CrawlConfig.from_dict(config_dict)
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print(
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f"Updating Crawl Config {config.id}: schedule: {config.schedule}, "
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+ f"timeout: {config.crawlTimeout}, scale: {config.scale}"
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)
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try:
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await crawl_manager.update_crawl_config(
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config,
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UpdateCrawlConfig(
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scale=config.scale,
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crawlTimeout=config.crawlTimeout,
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schedule=config.schedule,
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),
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)
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# pylint: disable=broad-except
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except Exception as exc:
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print(
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"Skip crawl config migration due to error, likely missing config",
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exc,
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)
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# Delete existing scheduled jobs from crawler namespace
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print("Deleting cronjobs from crawler namespace")
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await crawl_manager.batch_api.delete_collection_namespaced_cron_job(
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namespace=crawl_manager.namespace
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)
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result = await crawl_manager.batch_api.list_namespaced_cron_job(
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namespace=crawl_manager.namespace
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)
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assert len(result.items) == 0
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