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| | # -*- encoding: binary -*-
# :enddoc:
module Rainbows::Error
# if we get any error, try to write something back to the client
# assuming we haven't closed the socket, but don't get hung up
# if the socket is already closed or broken. We'll always ensure
# the socket is closed at the end of this function
def self.write(io, e)
msg = response(e) and Kgio.trywrite(io, msg)
rescue
end
def self.app(e)
Unicorn.log_error(Rainbows.server.logger, "app error", e)
rescue
end
def self.listen_loop(e)
Rainbows.alive or return
Unicorn.log_error(Rainbows.server.logger, "listen loop error", e)
rescue
end
def self.response(e)
case e
when EOFError, Errno::ECONNRESET, Errno::EPIPE, Errno::EINVAL,
Errno::EBADF, Errno::ENOTCONN, Errno::ETIMEDOUT, Errno::EHOSTUNREACH
# swallow error if client shuts down one end or disconnects
when Unicorn::HttpParserError
Rainbows::Const::ERROR_400_RESPONSE # try to tell the client they're bad
when IOError # HttpParserError is an IOError
else
app(e)
Rainbows::Const::ERROR_500_RESPONSE
end
end
end
|