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* Remove redis gem and resque pool. Upgrade sidekiq (adds redis client). Update redis in docker compose. Modify sidekiq initializer to not use namespaces. * Uncomment * Adds rake task to remove namespaces * Adds comments * Update readme and upgrade redis version in docker compose file * Update readme * Removes old redis migration script
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,39 +1,22 @@ | ||
| namespace :redis_migrate do | ||
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| desc 'Migrate redis db to keys with namespaces identified' | ||
| task 'to_namespaces' => :environment do | ||
| start = Time.now | ||
| graduate_ns = "etda_workflow_graduate:" | ||
| honors_ns = "etda_workflow_honors:" | ||
| redis = Redis.current | ||
| desc 'Migrate redis db to remove namespaces' | ||
| task 'remove_namespaces' => :environment do | ||
| # This script migrates data from a single namespaced redis | ||
| # instance to multiple distinct redis instances for each partner | ||
|
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| schedule_key = redis.keys("schedule") | ||
| graduate_schedule_key_contents = [] | ||
| honors_schedule_key_contents = [] | ||
| old_schedule_key_contents = Hash.new | ||
| redis.zscan_each(schedule_key) do |value, score| | ||
| old_schedule_key_contents[score] = value | ||
| end | ||
| # Setup redis connection | ||
| redis_config = RedisClient.config(**Rails.application.config_for(:redis)) | ||
| redis = redis_config.new_pool(timeout: 0.5, size: 5) | ||
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| count = 0 | ||
| grad_count = 0 | ||
| honors_count = 0 | ||
| old_schedule_key_contents.each do |score, value| | ||
| if eval(value)[:args][0] > 10000 | ||
| graduate_schedule_key_contents << [score, value] | ||
| grad_count += 1 | ||
| else | ||
| honors_schedule_key_contents << [score, value] | ||
| honors_count += 1 | ||
| end | ||
| count += 1 | ||
| # Rename all keys including this partner's namespace to the original key with namespace removed | ||
| redis.call("KEYS", "etda_workflow_#{current_partner.id}*").each do |key| | ||
| redis.call("RENAME", key, key.gsub("etda_workflow_#{current_partner.id}:", '')) | ||
| end | ||
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| redis.del(schedule_key) | ||
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| redis.zadd([graduate_ns, schedule_key].join(""), graduate_schedule_key_contents) | ||
| redis.zadd([honors_ns, schedule_key].join(""), honors_schedule_key_contents) | ||
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| puts "Process completed in #{(Time.now - start)} sec. #{count} records migrated. #{grad_count} records migrated to graduate namespace. #{honors_count} records migrated to honors namespace." | ||
| # Delete all the keys still containing a namespace, hence deleting other partner's keys | ||
| redis.call("KEYS", "*").each do |key| | ||
| redis.call("DEL", key) if key.include?('etda_workflow') | ||
| end | ||
| end | ||
| end |