62 lines
1.5 KiB
Ruby
62 lines
1.5 KiB
Ruby
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module Rack
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# Rack::CommonLogger forwards every request to an +app+ given, and
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# logs a line in the Apache common log format to the +logger+, or
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# rack.errors by default.
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class CommonLogger
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def initialize(app, logger=nil)
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@app = app
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@logger = logger
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end
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def call(env)
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dup._call(env)
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end
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def _call(env)
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@env = env
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@logger ||= self
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@time = Time.now
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@status, @header, @body = @app.call(env)
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[@status, @header, self]
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end
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def close
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@body.close if @body.respond_to? :close
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end
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# By default, log to rack.errors.
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def <<(str)
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@env["rack.errors"].write(str)
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@env["rack.errors"].flush
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end
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def each
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length = 0
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@body.each { |part|
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length += part.size
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yield part
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}
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@now = Time.now
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# Common Log Format: http://httpd.apache.org/docs/1.3/logs.html#common
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# lilith.local - - [07/Aug/2006 23:58:02] "GET / HTTP/1.1" 500 -
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# %{%s - %s [%s] "%s %s%s %s" %d %s\n} %
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@logger << %{%s - %s [%s] "%s %s%s %s" %d %s %0.4f\n} %
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[
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@env['HTTP_X_FORWARDED_FOR'] || @env["REMOTE_ADDR"] || "-",
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@env["REMOTE_USER"] || "-",
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@now.strftime("%d/%b/%Y %H:%M:%S"),
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@env["REQUEST_METHOD"],
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@env["PATH_INFO"],
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@env["QUERY_STRING"].empty? ? "" : "?"+@env["QUERY_STRING"],
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@env["HTTP_VERSION"],
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@status.to_s[0..3],
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(length.zero? ? "-" : length.to_s),
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@now - @time
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]
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end
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end
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end
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