mirror of https://github.com/glitch-soc/mastodon
128 lines
3.5 KiB
Ruby
128 lines
3.5 KiB
Ruby
# frozen_string_literal: true
|
|
|
|
class StreamingServerManager
|
|
@running_thread = nil
|
|
|
|
def initialize
|
|
at_exit { stop }
|
|
end
|
|
|
|
def start(port: 4020)
|
|
return if @running_thread
|
|
|
|
queue = Queue.new
|
|
|
|
@queue = queue
|
|
|
|
@running_thread = Thread.new do
|
|
Open3.popen2e(
|
|
{
|
|
'REDIS_NAMESPACE' => REDIS_CONFIGURATION.base[:namespace],
|
|
'DB_NAME' => "#{ENV.fetch('DB_NAME', 'mastodon')}_test#{ENV.fetch('TEST_ENV_NUMBER', '')}",
|
|
'RAILS_ENV' => ENV.fetch('RAILS_ENV', 'test'),
|
|
'NODE_ENV' => ENV.fetch('STREAMING_NODE_ENV', 'development'),
|
|
'PORT' => port.to_s,
|
|
},
|
|
'node index.js', # must not call yarn here, otherwise it will fail because yarn does not send signals to its child process
|
|
chdir: Rails.root.join('streaming')
|
|
) do |_stdin, stdout_err, process_thread|
|
|
status = :starting
|
|
|
|
# Spawn a thread to listen on streaming server output
|
|
output_thread = Thread.new do
|
|
stdout_err.each_line do |line|
|
|
Rails.logger.info "Streaming server: #{line}"
|
|
|
|
if status == :starting && line.match('Streaming API now listening on')
|
|
status = :started
|
|
@queue.enq 'started'
|
|
end
|
|
end
|
|
end
|
|
|
|
# And another thread to listen on commands from the main thread
|
|
loop do
|
|
msg = queue.pop
|
|
|
|
case msg
|
|
when 'stop'
|
|
# we need to properly stop the reading thread
|
|
output_thread.kill
|
|
|
|
# Then stop the node process
|
|
Process.kill('KILL', process_thread.pid)
|
|
|
|
# And we stop ourselves
|
|
@running_thread.kill
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
# wait for 10 seconds for the streaming server to start
|
|
Timeout.timeout(10) do
|
|
loop do
|
|
break if @queue.pop == 'started'
|
|
end
|
|
end
|
|
end
|
|
|
|
def stop
|
|
return unless @running_thread
|
|
|
|
@queue.enq 'stop'
|
|
|
|
# Wait for the thread to end
|
|
@running_thread.join
|
|
end
|
|
end
|
|
|
|
RSpec.configure do |config|
|
|
config.before :suite do
|
|
if streaming_examples_present?
|
|
# Start the node streaming server
|
|
streaming_server_manager.start(port: STREAMING_PORT)
|
|
end
|
|
end
|
|
|
|
config.after :suite do
|
|
if streaming_examples_present?
|
|
# Stop the node streaming server
|
|
streaming_server_manager.stop
|
|
end
|
|
end
|
|
|
|
config.around :each, :streaming, type: :system do |example|
|
|
# Streaming server needs DB access but `use_transactional_tests` rolls back
|
|
# every transaction. Disable this feature for streaming tests, and use
|
|
# DatabaseCleaner to clean the database tables between each test.
|
|
self.use_transactional_tests = false
|
|
|
|
DatabaseCleaner.cleaning do
|
|
# NOTE: we switched registrations mode to closed by default, but the specs
|
|
# very heavily rely on having it enabled by default, as it relies on users
|
|
# being approved by default except in select cases where explicitly testing
|
|
# other registration modes
|
|
# Also needs to be set per-example here because of the database cleaner.
|
|
Setting.registrations_mode = 'open'
|
|
|
|
# Load seeds so we have the default roles otherwise cleared by `DatabaseCleaner`
|
|
Rails.application.load_seed
|
|
|
|
example.run
|
|
end
|
|
|
|
self.use_transactional_tests = true
|
|
end
|
|
|
|
private
|
|
|
|
def streaming_server_manager
|
|
@streaming_server_manager ||= StreamingServerManager.new
|
|
end
|
|
|
|
def streaming_examples_present?
|
|
RSpec.world.filtered_examples.values.flatten.any? { |example| example.metadata[:streaming] == true }
|
|
end
|
|
end
|