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d3a3d1b94c
The `themes:isolated_test` rake task will now unset all `DISCOURSE_*` env variables if `UNSET_DISCOURSE_ENV_VARS` env var is set and will also spin up a temporary redis server so the unicorn web server that's spun up for the tests doesn't leak into the "main" redis server.
108 lines
2.3 KiB
Ruby
108 lines
2.3 KiB
Ruby
# frozen_string_literal: true
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class TemporaryRedis
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REDIS_TEMP_DIR = "/tmp/discourse_temp_redis"
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REDIS_LOG_PATH = "#{REDIS_TEMP_DIR}/redis.log"
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REDIS_PID_PATH = "#{REDIS_TEMP_DIR}/redis.pid"
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attr_reader :instance
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def initialize
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set_redis_server_bin
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end
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def port
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@port ||= find_free_port(11000..11900)
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end
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def start
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return if @started
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FileUtils.rm_rf(REDIS_TEMP_DIR)
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Dir.mkdir(REDIS_TEMP_DIR)
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FileUtils.touch(REDIS_LOG_PATH)
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puts "Starting redis on port: #{port}"
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@thread = Thread.new do
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system(
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@redis_server_bin,
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"--port", port.to_s,
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"--pidfile", REDIS_PID_PATH,
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"--logfile", REDIS_LOG_PATH,
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"--databases", "1",
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"--save", '""',
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"--appendonly", "no",
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"--daemonize", "no",
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"--maxclients", "100",
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"--dir", REDIS_TEMP_DIR
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)
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end
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puts "Waiting for redis server to start..."
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success = false
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instance = nil
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config = {
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port: port,
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host: "127.0.0.1",
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db: 0
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}
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start = Time.now
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while !success
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begin
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instance = DiscourseRedis.new(config, namespace: true)
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success = instance.ping == "PONG"
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rescue Redis::CannotConnectError
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ensure
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if !success && (Time.now - start) >= 5
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STDERR.puts "ERROR: Could not connect to redis in 5 seconds."
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self.remove
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exit(1)
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elsif !success
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sleep 0.1
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end
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end
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end
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puts "Redis is ready"
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@instance = instance
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@started = true
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end
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def remove
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if @instance
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@instance.shutdown
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@thread.join
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puts "Redis has been shutdown."
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end
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FileUtils.rm_rf(REDIS_TEMP_DIR)
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@started = false
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puts "Redis files have been cleaned up."
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end
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private
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def set_redis_server_bin
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path = `which redis-server 2> /dev/null`.strip
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if path.size < 1
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STDERR.puts 'ERROR: redis-server is not installed on this machine. Please install it'
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exit(1)
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end
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@redis_server_bin = path
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rescue => ex
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STDERR.puts 'ERROR: Failed to find redis-server binary:'
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STDERR.puts ex.inspect
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exit(1)
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end
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def find_free_port(range)
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range.each do |port|
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return port if port_available?(port)
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end
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end
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def port_available?(port)
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TCPServer.open(port).close
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true
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rescue Errno::EADDRINUSE
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false
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end
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end
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