factor/extra/mongodb/mmm/mmm.factor

102 lines
2.9 KiB
Factor

USING: accessors fry io io.encodings.binary io.servers.connection
io.sockets io.streams.byte-array kernel math mongodb.msg classes formatting
namespaces prettyprint tools.walker calendar calendar.format bson.writer.private
json.writer mongodb.operations.private mongodb.operations ;
IN: mongodb.mmm
SYMBOLS: mmm-port mmm-server-ip mmm-server-port mmm-server mmm-dump-output mmm-t-srv ;
GENERIC: dump-message ( message -- )
: check-options ( -- )
mmm-port get [ 27040 mmm-port set ] unless
mmm-server-ip get [ "127.0.0.1" mmm-server-ip set ] unless
mmm-server-port get [ 27017 mmm-server-port set ] unless
mmm-server-ip get mmm-server-port get <inet> mmm-server set ;
: read-msg-binary ( -- )
read-int32
[ write-int32 ] keep
4 - read write ;
: read-request-header ( -- msg-stub )
mdb-msg new
read-int32 MSG-HEADER-SIZE - >>length
read-int32 >>req-id
read-int32 >>resp-id
read-int32 >>opcode ;
: read-request ( -- msg-stub binary )
binary [ read-msg-binary ] with-byte-writer
[ binary [ read-request-header ] with-byte-reader ] keep ; ! msg-stub binary
: dump-request ( msg-stub binary -- )
[ mmm-dump-output get ] 2dip
'[ _ drop _ binary [ read-message dump-message ] with-byte-reader ] with-output-stream ;
: read-reply ( -- binary )
binary [ read-msg-binary ] with-byte-writer ;
: forward-request-read-reply ( msg-stub binary -- binary )
[ mmm-server get binary ] 2dip
'[ _ opcode>> _ write flush
OP_Query =
[ read-reply ]
[ f ] if ] with-client ;
: dump-reply ( binary -- )
[ mmm-dump-output get ] dip
'[ _ binary [ read-message dump-message ] with-byte-reader ] with-output-stream ;
: message-prefix ( message -- prefix message )
[ now timestamp>http-string ] dip
[ class name>> ] keep
[ "%s: %s" sprintf ] dip ; inline
M: mdb-query-msg dump-message ( message -- )
message-prefix
[ collection>> ] keep
query>> >json
"%s -> %s: %s \n" printf ;
M: mdb-insert-msg dump-message ( message -- )
message-prefix
[ collection>> ] keep
objects>> >json
"%s -> %s : %s \n" printf ;
M: mdb-reply-msg dump-message ( message -- )
message-prefix
[ cursor>> ] keep
[ start#>> ] keep
[ returned#>> ] keep
objects>> >json
"%s -> cursor: %d, start: %d, returned#: %d, -> %s \n" printf ;
M: mdb-msg dump-message ( message -- )
message-prefix drop "%s \n" printf ;
: forward-reply ( binary -- )
write flush ;
: handle-mmm-connection ( -- )
read-request
[ dump-request ] 2keep
forward-request-read-reply
[ dump-reply ] keep
forward-reply ;
: start-mmm-server ( -- )
output-stream get mmm-dump-output set
<threaded-server> [ mmm-t-srv set ] keep
"127.0.0.1" mmm-port get <inet4> >>insecure
binary >>encoding
[ handle-mmm-connection ] >>handler
start-server* ;
: run-mmm ( -- )
check-options
start-mmm-server ;
MAIN: run-mmm