X-Git-Url: http://git.kpe.io/?p=clsql.git;a=blobdiff_plain;f=db-postgresql-socket%2Fpostgresql-socket-api.lisp;h=5630f04eceb3c2254a2a3c2253586583201a7fed;hp=4dffc99241aea6007e3f12af83c43a4e63f3ba30;hb=9bbed78051e80e6ab76ae47834136035602bbbf1;hpb=fa071351835a2c754895cb917db9c63303e7b5c1 diff --git a/db-postgresql-socket/postgresql-socket-api.lisp b/db-postgresql-socket/postgresql-socket-api.lisp index 4dffc99..5630f04 100644 --- a/db-postgresql-socket/postgresql-socket-api.lisp +++ b/db-postgresql-socket/postgresql-socket-api.lisp @@ -2,16 +2,14 @@ ;;;; ************************************************************************* ;;;; FILE IDENTIFICATION ;;;; -;;;; Name: postgresql-socket-api.lisp -;;;; Purpose: Low-level PostgreSQL interface using sockets -;;;; Programmers: Kevin M. Rosenberg based on -;;;; Original code by Pierre R. Mai -;;;; -;;;; Date Started: Feb 2002 +;;;; Name: postgresql-socket-api.lisp +;;;; Purpose: Low-level PostgreSQL interface using sockets +;;;; Authors: Kevin M. Rosenberg based on original code by Pierre R. Mai +;;;; Created: Feb 2002 ;;;; -;;;; $Id: postgresql-socket-api.lisp,v 1.2 2002/10/21 07:45:50 kevin Exp $ +;;;; $Id$ ;;;; -;;;; This file, part of CLSQL, is Copyright (c) 2002 by Kevin M. Rosenberg +;;;; This file, part of CLSQL, is Copyright (c) 2002-2004 by Kevin M. Rosenberg ;;;; and Copyright (c) 1999-2001 by Pierre R. Mai ;;;; ;;;; CLSQL users are granted the rights to distribute and use this software @@ -19,18 +17,7 @@ ;;;; (http://opensource.franz.com/preamble.html), also known as the LLGPL. ;;;; ************************************************************************* - -;;;; Changes by Kevin Rosenberg -;;;; - Added socket open functions for Allegro and Lispworks -;;;; - Changed CMUCL FFI to UFFI -;;;; - Added necessary (force-output) for socket streams on -;;;; Allegro and Lispworks -;;;; - Added initialization variable -;;;; - Added field type processing - - -(declaim (optimize (debug 3) (speed 3) (safety 1) (compilation-speed 0))) -(in-package :postgresql-socket) +(in-package #:postgresql-socket) (uffi:def-enum pgsql-ftype ((:bytea 17) @@ -40,12 +27,15 @@ (:float4 700) (:float8 701))) -(defmethod database-type-library-loaded ((database-type +(defmethod clsql-base:database-type-library-loaded ((database-type (eql :postgresql-socket))) "T if foreign library was able to be loaded successfully. Always true for socket interface" t) - + +(defmethod clsql-base:database-type-load-foreign ((database-type (eql :postgresql-socket))) + t) + ;;; Message I/O stuff @@ -308,7 +298,6 @@ socket interface" (defvar *postgresql-server-socket-timeout* 60 "Timeout in seconds for reads from the PostgreSQL server.") - #+(or cmu scl) (defun open-postgresql-socket (host port) (etypecase host @@ -321,6 +310,26 @@ socket interface" (string (ext:connect-to-inet-socket host port)))) +#+sbcl +(defun open-postgresql-socket (host port) + (etypecase host + (pathname + ;; Directory to unix-domain socket + (sb-bsd-sockets:socket-connect + (namestring + (make-pathname :name ".s.PGSQL" :type (princ-to-string port) + :defaults host)))) + (string + (let ((sock (make-instance 'sb-bsd-sockets:inet-socket + :type :stream + :protocol :tcp))) + (sb-bsd-sockets:socket-connect + sock + (sb-bsd-sockets:host-ent-address + (sb-bsd-sockets:get-host-by-name host)) + port) + sock)))) + #+(or cmu scl) (defun open-postgresql-socket-stream (host port) (system:make-fd-stream @@ -329,6 +338,14 @@ socket interface" :buffering :none :timeout *postgresql-server-socket-timeout*)) + +#+sbcl +(defun open-postgresql-socket-stream (host port) + (sb-bsd-sockets:socket-make-stream + (open-postgresql-socket host port) :input t :output t + :element-type '(unsigned-byte 8))) + + #+allegro (defun open-postgresql-socket-stream (host port) (etypecase host @@ -344,8 +361,22 @@ socket interface" (mp:with-timeout (*postgresql-server-socket-timeout* (error "connect failed")) (socket:make-socket :type :stream :address-family :internet :remote-port port :remote-host host - :connect :active :nodelay t)))) - )) + :connect :active :nodelay t)))))) + +#+openmcl +(defun open-postgresql-socket-stream (host port) + (etypecase host + (pathname + (let ((path (namestring + (make-pathname :name ".s.PGSQL" :type (princ-to-string port) + :defaults host)))) + (ccl:make-socket :type :stream :address-family :file + :connect :active + :remote-filename path :local-filename path))) + (string + (ccl:make-socket :type :stream :address-family :internet + :remote-port port :remote-host host + :connect :active :nodelay t)))) #+lispworks (defun open-postgresql-socket-stream (host port) @@ -391,6 +422,11 @@ troubles." :database database :user user :password (or password "")))) +(defun encrypt-md5 (plaintext salt) + (string-downcase + (format nil "~{~2,'0X~}" + (coerce (md5:md5sum-sequence (concatenate 'string plaintext salt)) 'list)))) + (defun reopen-postgresql-connection (connection) "Reopen the given PostgreSQL connection. Closes any existing connection, if it is still open." @@ -429,6 +465,15 @@ connection, if it is still open." socket (crypt-password (postgresql-connection-password connection) salt)))) + (5 + (let ((salt (make-string 4))) + (read-socket-sequence salt socket) + (let* ((pwd2 (encrypt-md5 (postgresql-connection-password connection) + (postgresql-connection-user connection))) + (pwd (encrypt-md5 pwd2 salt))) + (send-encrypted-password-message + socket + (concatenate 'string "md5" pwd))))) (t (error 'postgresql-login-error :connection connection @@ -832,12 +877,12 @@ connection, if it is still open." (error 'postgresql-fatal-error :connection connection :message "Received garbled message from backend"))))))) -(defun run-query (connection query &optional (types nil)) +(defun run-query (connection query &optional (result-types nil)) (start-query-execution connection query) (multiple-value-bind (status cursor) (wait-for-query-results connection) (assert (eq status :cursor)) - (loop for row = (read-cursor-row cursor types) + (loop for row = (read-cursor-row cursor result-types) while row collect row finally