chinwagsocial/lib/mastodon/cli/feeds.rb
2024-12-02 16:20:32 +01:00

86 lines
2.9 KiB
Ruby

# frozen_string_literal: true
require_relative 'base'
module Mastodon::CLI
class Feeds < Base
include Redisable
include DatabaseHelper
option :all, type: :boolean, default: false
option :concurrency, type: :numeric, default: 5, aliases: [:c]
option :verbose, type: :boolean, aliases: [:v]
option :dry_run, type: :boolean, default: false
desc 'build [USERNAME]', 'Build home and list feeds for one or all users'
long_desc <<-LONG_DESC
Build home and list feeds that are stored in Redis from the database.
With the --all option, all active users will be processed.
Otherwise, a single user specified by USERNAME.
LONG_DESC
def build(username = nil)
if options[:all] || username.nil?
processed, = parallelize_with_progress(active_user_accounts) do |account|
PrecomputeFeedService.new.call(account) unless dry_run?
end
say("Regenerated feeds for #{processed} accounts #{dry_run_mode_suffix}", :green, true)
elsif username.present?
account = Account.find_local(username)
fail_with_message 'No such account' if account.nil?
PrecomputeFeedService.new.call(account) unless dry_run?
say("OK #{dry_run_mode_suffix}", :green, true)
else
fail_with_message 'No account(s) given'
end
end
desc 'clear', 'Remove all home and list feeds from Redis'
def clear
keys = redis.keys('feed:*')
redis.del(keys)
say('OK', :green)
end
desc 'vacuum', 'Remove home feeds of inactive users from Redis'
long_desc <<-LONG_DESC
Running this task should not be needed in most cases, as Mastodon will
automatically clean up feeds from inactive accounts every day.
However, this task is more aggressive in order to clean up feeds that
may have been missed because of bugs or database mishaps.
LONG_DESC
def vacuum
with_read_replica do
say('Deleting orphaned home feeds…')
redis.scan_each(match: 'feed:home:*').each_slice(1000) do |keys|
ids = keys.map { |key| key.split(':')[2] }.compact_blank
known_ids = User.confirmed.signed_in_recently.where(account_id: ids).pluck(:account_id)
keys_to_delete = keys.filter { |key| known_ids.exclude?(key.split(':')[2]&.to_i) }
redis.del(keys_to_delete)
end
say('Deleting orphaned list feeds…')
redis.scan_each(match: 'feed:list:*').each_slice(1000) do |keys|
ids = keys.map { |key| key.split(':')[2] }.compact_blank
known_ids = List.where(account_id: User.confirmed.signed_in_recently.select(:account_id)).where(id: ids).pluck(:id)
keys_to_delete = keys.filter { |key| known_ids.exclude?(key.split(':')[2]&.to_i) }
redis.del(keys_to_delete)
end
end
end
private
def active_user_accounts
Account.joins(:user).merge(User.active)
end
end
end