diff options
Diffstat (limited to 'src/libstrongswan/plugins/mysql')
| -rw-r--r-- | src/libstrongswan/plugins/mysql/Makefile.am | 12 | ||||
| -rw-r--r-- | src/libstrongswan/plugins/mysql/Makefile.in | 497 | ||||
| -rw-r--r-- | src/libstrongswan/plugins/mysql/mysql_database.c | 695 | ||||
| -rw-r--r-- | src/libstrongswan/plugins/mysql/mysql_database.h | 58 | ||||
| -rw-r--r-- | src/libstrongswan/plugins/mysql/mysql_plugin.c | 69 | ||||
| -rw-r--r-- | src/libstrongswan/plugins/mysql/mysql_plugin.h | 47 |
6 files changed, 1378 insertions, 0 deletions
diff --git a/src/libstrongswan/plugins/mysql/Makefile.am b/src/libstrongswan/plugins/mysql/Makefile.am new file mode 100644 index 000000000..ec94b8fda --- /dev/null +++ b/src/libstrongswan/plugins/mysql/Makefile.am @@ -0,0 +1,12 @@ + +INCLUDES = -I$(top_srcdir)/src/libstrongswan + +AM_CFLAGS = -rdynamic + +plugin_LTLIBRARIES = libstrongswan-mysql.la + +libstrongswan_mysql_la_SOURCES = mysql_plugin.h mysql_plugin.c \ + mysql_database.h mysql_database.c +libstrongswan_mysql_la_LDFLAGS = -module +libstrongswan_mysql_la_LIBADD = -lmysqlclient_r + diff --git a/src/libstrongswan/plugins/mysql/Makefile.in b/src/libstrongswan/plugins/mysql/Makefile.in new file mode 100644 index 000000000..6de9dc13d --- /dev/null +++ b/src/libstrongswan/plugins/mysql/Makefile.in @@ -0,0 +1,497 @@ +# Makefile.in generated by automake 1.10.1 from Makefile.am. +# @configure_input@ + +# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, +# 2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc. +# This Makefile.in is free software; the Free Software Foundation +# gives unlimited permission to copy and/or distribute it, +# with or without modifications, as long as this notice is preserved. + +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY, to the extent permitted by law; without +# even the implied warranty of MERCHANTABILITY or FITNESS FOR A +# PARTICULAR PURPOSE. + +@SET_MAKE@ + +VPATH = @srcdir@ +pkgdatadir = $(datadir)/@PACKAGE@ +pkglibdir = $(libdir)/@PACKAGE@ +pkgincludedir = $(includedir)/@PACKAGE@ +am__cd = CDPATH="$${ZSH_VERSION+.}$(PATH_SEPARATOR)" && cd +install_sh_DATA = $(install_sh) -c -m 644 +install_sh_PROGRAM = $(install_sh) -c +install_sh_SCRIPT = $(install_sh) -c +INSTALL_HEADER = $(INSTALL_DATA) +transform = $(program_transform_name) +NORMAL_INSTALL = : +PRE_INSTALL = : +POST_INSTALL = : +NORMAL_UNINSTALL = : +PRE_UNINSTALL = : +POST_UNINSTALL = : +build_triplet = @build@ +host_triplet = @host@ +subdir = src/libstrongswan/plugins/mysql +DIST_COMMON = $(srcdir)/Makefile.am $(srcdir)/Makefile.in +ACLOCAL_M4 = $(top_srcdir)/aclocal.m4 +am__aclocal_m4_deps = $(top_srcdir)/configure.in +am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \ + $(ACLOCAL_M4) +mkinstalldirs = $(install_sh) -d +CONFIG_CLEAN_FILES = +am__vpath_adj_setup = srcdirstrip=`echo "$(srcdir)" | sed 's|.|.|g'`; +am__vpath_adj = case $$p in \ + $(srcdir)/*) f=`echo "$$p" | sed "s|^$$srcdirstrip/||"`;; \ + *) f=$$p;; \ + esac; +am__strip_dir = `echo $$p | sed -e 's|^.*/||'`; +am__installdirs = "$(DESTDIR)$(plugindir)" +pluginLTLIBRARIES_INSTALL = $(INSTALL) +LTLIBRARIES = $(plugin_LTLIBRARIES) +libstrongswan_mysql_la_DEPENDENCIES = +am_libstrongswan_mysql_la_OBJECTS = mysql_plugin.lo mysql_database.lo +libstrongswan_mysql_la_OBJECTS = $(am_libstrongswan_mysql_la_OBJECTS) +libstrongswan_mysql_la_LINK = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) \ + $(LIBTOOLFLAGS) --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) \ + $(libstrongswan_mysql_la_LDFLAGS) $(LDFLAGS) -o $@ +DEFAULT_INCLUDES = -I.@am__isrc@ +depcomp = $(SHELL) $(top_srcdir)/depcomp +am__depfiles_maybe = depfiles +COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \ + $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) +LTCOMPILE = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \ + --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) \ + $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) +CCLD = $(CC) +LINK = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \ + --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) $(AM_LDFLAGS) \ + $(LDFLAGS) -o $@ +SOURCES = $(libstrongswan_mysql_la_SOURCES) +DIST_SOURCES = $(libstrongswan_mysql_la_SOURCES) +ETAGS = etags +CTAGS = ctags +DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST) +ACLOCAL = @ACLOCAL@ +AMTAR = @AMTAR@ +AR = @AR@ +AUTOCONF = @AUTOCONF@ +AUTOHEADER = @AUTOHEADER@ +AUTOMAKE = @AUTOMAKE@ +AWK = @AWK@ +CC = @CC@ +CCDEPMODE = @CCDEPMODE@ 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+PACKAGE_BUGREPORT = @PACKAGE_BUGREPORT@ +PACKAGE_NAME = @PACKAGE_NAME@ +PACKAGE_STRING = @PACKAGE_STRING@ +PACKAGE_TARNAME = @PACKAGE_TARNAME@ +PACKAGE_VERSION = @PACKAGE_VERSION@ +PATH_SEPARATOR = @PATH_SEPARATOR@ +PERL = @PERL@ +PKG_CONFIG = @PKG_CONFIG@ +RANLIB = @RANLIB@ +SED = @SED@ +SET_MAKE = @SET_MAKE@ +SHELL = @SHELL@ +STRIP = @STRIP@ +VERSION = @VERSION@ +YACC = @YACC@ +YFLAGS = @YFLAGS@ +abs_builddir = @abs_builddir@ +abs_srcdir = @abs_srcdir@ +abs_top_builddir = @abs_top_builddir@ +abs_top_srcdir = @abs_top_srcdir@ +ac_ct_CC = @ac_ct_CC@ +ac_ct_CXX = @ac_ct_CXX@ +ac_ct_F77 = @ac_ct_F77@ +am__include = @am__include@ +am__leading_dot = @am__leading_dot@ +am__quote = @am__quote@ +am__tar = @am__tar@ +am__untar = @am__untar@ +bindir = @bindir@ +build = @build@ +build_alias = @build_alias@ +build_cpu = @build_cpu@ +build_os = @build_os@ +build_vendor = @build_vendor@ +builddir = @builddir@ +confdir = @confdir@ +datadir = @datadir@ +datarootdir = @datarootdir@ +docdir = @docdir@ 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limit (for SysV at least) may be exceeded. +.NOEXPORT: diff --git a/src/libstrongswan/plugins/mysql/mysql_database.c b/src/libstrongswan/plugins/mysql/mysql_database.c new file mode 100644 index 000000000..58202c5ae --- /dev/null +++ b/src/libstrongswan/plugins/mysql/mysql_database.c @@ -0,0 +1,695 @@ +/* + * Copyright (C) 2007 Martin Willi + * Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + * + * $Id: mysql_database.c 4111 2008-06-26 07:31:52Z martin $ + */ + +#define _GNU_SOURCE +#include <string.h> +#include <pthread.h> +#include <mysql/mysql.h> + +#include "mysql_database.h" + +#include <debug.h> +#include <utils/mutex.h> +#include <utils/linked_list.h> + +/* Older mysql.h headers do not define it, but we need it. It is not returned + * in in MySQL 4 by default, but by MySQL 5. To avoid this problem, we catch + * it in all cases. */ +#ifndef MYSQL_DATA_TRUNCATED +#define MYSQL_DATA_TRUNCATED 101 +#endif + +typedef struct private_mysql_database_t private_mysql_database_t; + +/** + * private data of mysql_database + */ +struct private_mysql_database_t { + + /** + * public functions + */ + mysql_database_t public; + + /** + * connection pool, contains conn_t + */ + linked_list_t *pool; + + /** + * mutex to lock pool + */ + mutex_t *mutex; + + /** + * hostname to connect to + */ + char *host; + + /** + * username to use + */ + char *username; + + /** + * password + */ + char *password; + + /** + * database name + */ + char *database; + + /** + * tcp port + */ + int port; +}; + +typedef struct conn_t conn_t; + +/** + * connection pool entry + */ +struct conn_t { + + /** + * MySQL database connection + */ + MYSQL *mysql; + + /** + * connection in use? + */ + bool in_use; +}; + +/** + * Release a mysql connection + */ +static void conn_release(conn_t *conn) +{ + conn->in_use = FALSE; +} +/** + * thread specific initialization flag + */ +pthread_key_t initialized; + +/** + * Initialize a thread for mysql usage + */ +static void thread_initialize() +{ + if (pthread_getspecific(initialized) == NULL) + { + pthread_setspecific(initialized, (void*)TRUE); + mysql_thread_init(); + } +} + +/** + * mysql library initialization function + */ +bool mysql_database_init() +{ + if (mysql_library_init(0, NULL, NULL)) + { + return FALSE; + } + if (pthread_key_create(&initialized, (void*)mysql_thread_end)) + { + mysql_library_end(); + return FALSE; + } + return TRUE; +} + +/** + * mysql library cleanup function + */ +void mysql_database_deinit() +{ + pthread_key_delete(initialized); + mysql_thread_end(); + /* mysql_library_end(); would be the clean way, however, it hangs... */ +} + +/** + * Destroy a mysql connection + */ +static void conn_destroy(conn_t *this) +{ + mysql_close(this->mysql); + free(this); +} + +/** + * Acquire/Reuse a mysql connection + */ +static conn_t *conn_get(private_mysql_database_t *this) +{ + conn_t *current, *found = NULL; + enumerator_t *enumerator; + + thread_initialize(); + + while (TRUE) + { + this->mutex->lock(this->mutex); + enumerator = this->pool->create_enumerator(this->pool); + while (enumerator->enumerate(enumerator, ¤t)) + { + if (!current->in_use) + { + found = current; + found->in_use = TRUE; + break; + } + } + enumerator->destroy(enumerator); + this->mutex->unlock(this->mutex); + if (found) + { /* check connection if found, release if ping fails */ + if (mysql_ping(found->mysql) == 0) + { + break; + } + this->mutex->lock(this->mutex); + this->pool->remove(this->pool, found, NULL); + this->mutex->unlock(this->mutex); + conn_destroy(found); + found = NULL; + continue; + } + break; + } + if (found == NULL) + { + found = malloc_thing(conn_t); + found->in_use = TRUE; + found->mysql = mysql_init(NULL); + if (!mysql_real_connect(found->mysql, this->host, this->username, + this->password, this->database, this->port, + NULL, 0)) + { + DBG1("connecting to mysql://%s:***@%s:%d/%s failed: %s", + this->username, this->host, this->port, this->database, + mysql_error(found->mysql)); + conn_destroy(found); + found = NULL; + } + else + { + this->mutex->lock(this->mutex); + this->pool->insert_last(this->pool, found); + DBG2("increased MySQL connection pool size to %d", + this->pool->get_count(this->pool)); + this->mutex->unlock(this->mutex); + } + } + return found; +} + +/** + * Create and run a MySQL stmt using a sql string and args + */ +static MYSQL_STMT* run(MYSQL *mysql, char *sql, va_list *args) +{ + MYSQL_STMT *stmt; + int params; + + stmt = mysql_stmt_init(mysql); + if (stmt == NULL) + { + DBG1("creating MySQL statement failed: %s", mysql_error(mysql)); + return NULL; + } + if (mysql_stmt_prepare(stmt, sql, strlen(sql))) + { + DBG1("preparing MySQL statement failed: %s", mysql_stmt_error(stmt)); + mysql_stmt_close(stmt); + return NULL; + } + params = mysql_stmt_param_count(stmt); + if (params > 0) + { + int i; + MYSQL_BIND *bind; + + bind = alloca(sizeof(MYSQL_BIND) * params); + memset(bind, 0, sizeof(MYSQL_BIND) * params); + + for (i = 0; i < params; i++) + { + switch (va_arg(*args, db_type_t)) + { + case DB_INT: + { + bind[i].buffer_type = MYSQL_TYPE_LONG; + bind[i].buffer = (char*)alloca(sizeof(int)); + *(int*)bind[i].buffer = va_arg(*args, int); + bind[i].buffer_length = sizeof(int); + break; + } + case DB_UINT: + { + bind[i].buffer_type = MYSQL_TYPE_LONG; + bind[i].buffer = (char*)alloca(sizeof(u_int)); + *(u_int*)bind[i].buffer = va_arg(*args, u_int); + bind[i].buffer_length = sizeof(u_int); + bind[i].is_unsigned = TRUE; + break; + } + case DB_TEXT: + { + bind[i].buffer_type = MYSQL_TYPE_STRING;; + bind[i].buffer = va_arg(*args, char*); + if (bind[i].buffer) + { + bind[i].buffer_length = strlen(bind[i].buffer); + } + break; + } + case DB_BLOB: + { + chunk_t chunk = va_arg(*args, chunk_t); + bind[i].buffer_type = MYSQL_TYPE_BLOB; + bind[i].buffer = chunk.ptr; + bind[i].buffer_length = chunk.len; + break; + } + case DB_DOUBLE: + { + bind[i].buffer_type = MYSQL_TYPE_DOUBLE; + bind[i].buffer = (char*)alloca(sizeof(double)); + *(double*)bind[i].buffer = va_arg(*args, double); + bind[i].buffer_length = sizeof(double); + break; + } + case DB_NULL: + { + bind[i].buffer_type = MYSQL_TYPE_NULL; + break; + } + default: + DBG1("invalid data type supplied"); + mysql_stmt_close(stmt); + return NULL; + } + } + if (mysql_stmt_bind_param(stmt, bind)) + { + DBG1("binding MySQL param failed: %s", mysql_stmt_error(stmt)); + mysql_stmt_close(stmt); + return NULL; + } + } + if (mysql_stmt_execute(stmt)) + { + DBG1("executing MySQL statement failed: %s", mysql_stmt_error(stmt)); + mysql_stmt_close(stmt); + return NULL; + } + return stmt; +} + +typedef struct { + /** implements enumerator_t */ + enumerator_t public; + /** associated MySQL statement */ + MYSQL_STMT *stmt; + /** result bindings */ + MYSQL_BIND *bind; + /** pooled connection handle */ + conn_t *conn; + /** value for INT, UINT, double */ + union { + void *p_void;; + int *p_int; + u_int *p_uint; + double *p_double; + } val; + /* length for TEXT and BLOB */ + unsigned long *length; +} mysql_enumerator_t; + +/** + * create a mysql enumerator + */ +static void mysql_enumerator_destroy(mysql_enumerator_t *this) +{ + int columns, i; + + columns = mysql_stmt_field_count(this->stmt); + + for (i = 0; i < columns; i++) + { + switch (this->bind[i].buffer_type) + { + case MYSQL_TYPE_STRING: + case MYSQL_TYPE_BLOB: + { + free(this->bind[i].buffer); + break; + } + default: + break; + } + } + mysql_stmt_close(this->stmt); + conn_release(this->conn); + free(this->bind); + free(this->val.p_void); + free(this->length); + free(this); +} + +/** + * Implementation of database.query().enumerate + */ +static bool mysql_enumerator_enumerate(mysql_enumerator_t *this, ...) +{ + int i, columns; + va_list args; + + columns = mysql_stmt_field_count(this->stmt); + + /* free/reset data set of previous call */ + for (i = 0; i < columns; i++) + { + switch (this->bind[i].buffer_type) + { + case MYSQL_TYPE_STRING: + case MYSQL_TYPE_BLOB: + { + free(this->bind[i].buffer); + this->bind[i].buffer = NULL; + this->bind[i].buffer_length = 0; + this->bind[i].length = &this->length[i]; + this->length[i] = 0; + break; + } + default: + break; + } + } + + switch (mysql_stmt_fetch(this->stmt)) + { + case 0: + case MYSQL_DATA_TRUNCATED: + break; + case MYSQL_NO_DATA: + return FALSE; + default: + DBG1("fetching MySQL row failed: %s", mysql_stmt_error(this->stmt)); + return FALSE; + } + + va_start(args, this); + for (i = 0; i < columns; i++) + { + switch (this->bind[i].buffer_type) + { + case MYSQL_TYPE_LONG: + { + if (this->bind[i].is_unsigned) + { + u_int *value = va_arg(args, u_int*); + *value = this->val.p_uint[i]; + } + else + { + int *value = va_arg(args, int*); + *value = this->val.p_int[i]; + } + break; + } + case MYSQL_TYPE_STRING: + { + char **value = va_arg(args, char**); + this->bind[i].buffer = malloc(this->length[i]+1); + this->bind[i].buffer_length = this->length[i]; + *value = this->bind[i].buffer; + mysql_stmt_fetch_column(this->stmt, &this->bind[i], i, 0); + ((char*)this->bind[i].buffer)[this->length[i]] = '\0'; + break; + } + case MYSQL_TYPE_BLOB: + { + chunk_t *value = va_arg(args, chunk_t*); + this->bind[i].buffer = malloc(this->length[i]); + this->bind[i].buffer_length = this->length[i]; + value->ptr = this->bind[i].buffer; + value->len = this->length[i]; + mysql_stmt_fetch_column(this->stmt, &this->bind[i], i, 0); + break; + } + case MYSQL_TYPE_DOUBLE: + { + double *value = va_arg(args, double*); + *value = this->val.p_double[i]; + break; + } + default: + break; + } + } + return TRUE; +} + +/** + * Implementation of database_t.query. + */ +static enumerator_t* query(private_mysql_database_t *this, char *sql, ...) +{ + MYSQL_STMT *stmt; + va_list args; + mysql_enumerator_t *enumerator = NULL; + conn_t *conn; + + conn = conn_get(this); + if (!conn) + { + return NULL; + } + + va_start(args, sql); + stmt = run(conn->mysql, sql, &args); + if (stmt) + { + int columns, i; + + enumerator = malloc_thing(mysql_enumerator_t); + enumerator->public.enumerate = (void*)mysql_enumerator_enumerate; + enumerator->public.destroy = (void*)mysql_enumerator_destroy; + enumerator->stmt = stmt; + enumerator->conn = conn; + columns = mysql_stmt_field_count(stmt); + enumerator->bind = calloc(columns, sizeof(MYSQL_BIND)); + enumerator->length = calloc(columns, sizeof(unsigned long)); + enumerator->val.p_void = calloc(columns, sizeof(enumerator->val)); + for (i = 0; i < columns; i++) + { + switch (va_arg(args, db_type_t)) + { + case DB_INT: + { + enumerator->bind[i].buffer_type = MYSQL_TYPE_LONG; + enumerator->bind[i].buffer = (char*)&enumerator->val.p_int[i]; + break; + } + case DB_UINT: + { + enumerator->bind[i].buffer_type = MYSQL_TYPE_LONG; + enumerator->bind[i].buffer = (char*)&enumerator->val.p_uint[i]; + enumerator->bind[i].is_unsigned = TRUE; + break; + } + case DB_TEXT: + { + enumerator->bind[i].buffer_type = MYSQL_TYPE_STRING; + enumerator->bind[i].length = &enumerator->length[i]; + break; + } + case DB_BLOB: + { + enumerator->bind[i].buffer_type = MYSQL_TYPE_BLOB; + enumerator->bind[i].length = &enumerator->length[i]; + break; + } + case DB_DOUBLE: + { + enumerator->bind[i].buffer_type = MYSQL_TYPE_DOUBLE; + enumerator->bind[i].buffer = (char*)&enumerator->val.p_double[i]; + break; + } + default: + DBG1("invalid result data type supplied"); + mysql_enumerator_destroy(enumerator); + va_end(args); + return NULL; + } + } + if (mysql_stmt_bind_result(stmt, enumerator->bind)) + { + DBG1("binding MySQL result failed: %s", mysql_stmt_error(stmt)); + mysql_enumerator_destroy(enumerator); + enumerator = NULL; + } + } + else + { + conn_release(conn); + } + va_end(args); + return (enumerator_t*)enumerator; +} + +/** + * Implementation of database_t.execute. + */ +static int execute(private_mysql_database_t *this, int *rowid, char *sql, ...) +{ + MYSQL_STMT *stmt; + va_list args; + conn_t *conn; + int affected = -1; + + conn = conn_get(this); + if (!conn) + { + return -1; + } + va_start(args, sql); + stmt = run(conn->mysql, sql, &args); + if (stmt) + { + if (rowid) + { + *rowid = mysql_stmt_insert_id(stmt); + } + affected = mysql_stmt_affected_rows(stmt); + mysql_stmt_close(stmt); + } + va_end(args); + conn_release(conn); + return affected; +} + +/** + * Implementation of database_t.destroy + */ +static void destroy(private_mysql_database_t *this) +{ + this->pool->destroy_function(this->pool, (void*)conn_destroy); + this->mutex->destroy(this->mutex); + free(this->host); + free(this->username); + free(this->password); + free(this->database); + free(this); +} + +static bool parse_uri(private_mysql_database_t *this, char *uri) +{ + char *username, *password, *host, *port = "0", *database, *pos; + + /** + * parse mysql://username:pass@host:port/database uri + */ + username = strdupa(uri + 8); + pos = strchr(username, ':'); + if (pos) + { + *pos = '\0'; + password = pos + 1; + pos = strrchr(password, '@'); + if (pos) + { + *pos = '\0'; + host = pos + 1; + pos = strrchr(host, ':'); + if (pos) + { + *pos = '\0'; + port = pos + 1; + pos = strchr(port, '/'); + } + else + { + pos = strchr(host, '/'); + } + if (pos) + { + *pos = '\0'; + database = pos + 1; + + this->host = strdup(host); + this->username = strdup(username); + this->password = strdup(password); + this->database = strdup(database); + this->port = atoi(port); + return TRUE; + } + } + } + DBG1("parsing MySQL database uri '%s' failed", uri); + return FALSE; +} + + +/* + * see header file + */ +mysql_database_t *mysql_database_create(char *uri) +{ + conn_t *conn; + private_mysql_database_t *this; + + if (!strneq(uri, "mysql://", 8)) + { + return NULL; + } + + this = malloc_thing(private_mysql_database_t); + + this->public.db.query = (enumerator_t* (*)(database_t *this, char *sql, ...))query; + this->public.db.execute = (int (*)(database_t *this, int *rowid, char *sql, ...))execute; + this->public.db.destroy = (void(*)(database_t*))destroy; + + if (!parse_uri(this, uri)) + { + free(this); + return NULL; + } + this->mutex = mutex_create(MUTEX_DEFAULT); + this->pool = linked_list_create(); + + /* check connectivity */ + conn = conn_get(this); + if (!conn) + { + destroy(this); + return NULL; + } + conn_release(conn); + return &this->public; +} + diff --git a/src/libstrongswan/plugins/mysql/mysql_database.h b/src/libstrongswan/plugins/mysql/mysql_database.h new file mode 100644 index 000000000..d04aa79fa --- /dev/null +++ b/src/libstrongswan/plugins/mysql/mysql_database.h @@ -0,0 +1,58 @@ +/* + * Copyright (C) 2007-2008 Martin Willi + * Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * @defgroup mysql_database mysql_database + * @{ @ingroup mysql_p + */ + +#ifndef MYSQL_DATABASE_H_ +#define MYSQL_DATABASE_H_ + +#include <database/database.h> + +typedef struct mysql_database_t mysql_database_t; + +/** + * MySQL databse_t implementation. + */ +struct mysql_database_t { + + /** + * Implements database_t + */ + database_t db; +}; + +/** + * Create a mysql_database instance. + * + * @param uri connection URI, mysql://user:pass@host:port/database + */ +mysql_database_t *mysql_database_create(char *uri); + +/** + * MySQL client library initialization function + * + * @return FALSE if initialization failed + */ +bool mysql_database_init(); + +/** + * Mysql client library cleanup function + */ +void mysql_database_deinit(); + +#endif /* MYSQL_DATABASE_H_ @}*/ diff --git a/src/libstrongswan/plugins/mysql/mysql_plugin.c b/src/libstrongswan/plugins/mysql/mysql_plugin.c new file mode 100644 index 000000000..29348ac14 --- /dev/null +++ b/src/libstrongswan/plugins/mysql/mysql_plugin.c @@ -0,0 +1,69 @@ +/* + * Copyright (C) 2008 Martin Willi + * Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + * + * $Id: mysql_plugin.c 3488 2008-02-21 15:10:02Z martin $ + */ + +#include "mysql_plugin.h" + +#include <library.h> +#include <debug.h> +#include "mysql_database.h" + +typedef struct private_mysql_plugin_t private_mysql_plugin_t; + +/** + * private data of mysql_plugin + */ +struct private_mysql_plugin_t { + + /** + * public functions + */ + mysql_plugin_t public; +}; + +/** + * Implementation of plugin_t.destroy + */ +static void destroy(private_mysql_plugin_t *this) +{ + lib->db->remove_database(lib->db, + (database_constructor_t)mysql_database_create); + mysql_database_deinit(); + free(this); +} + +/* + * see header file + */ +plugin_t *plugin_create() +{ + private_mysql_plugin_t *this; + + if (!mysql_database_init()) + { + DBG1("MySQL client library initialization failed"); + return NULL; + } + + this = malloc_thing(private_mysql_plugin_t); + this->public.plugin.destroy = (void(*)(plugin_t*))destroy; + + lib->db->add_database(lib->db, + (database_constructor_t)mysql_database_create); + + return &this->public.plugin; +} + diff --git a/src/libstrongswan/plugins/mysql/mysql_plugin.h b/src/libstrongswan/plugins/mysql/mysql_plugin.h new file mode 100644 index 000000000..dbcabaafe --- /dev/null +++ b/src/libstrongswan/plugins/mysql/mysql_plugin.h @@ -0,0 +1,47 @@ +/* + * Copyright (C) 2008 Martin Willi + * Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * @defgroup mysql_p mysql + * @ingroup plugins + * + * @defgroup mysql_plugin mysql_plugin + * @{ @ingroup mysql_p + */ + +#ifndef MYSQL_PLUGIN_H_ +#define MYSQL_PLUGIN_H_ + +#include <plugins/plugin.h> + +typedef struct mysql_plugin_t mysql_plugin_t; + +/** + * Plugin implementing mysql database connectivity. + */ +struct mysql_plugin_t { + + /** + * implements plugin interface + */ + plugin_t plugin; +}; + +/** + * Create a mysql_plugin instance. + */ +plugin_t *plugin_create(); + +#endif /* MYSQL_PLUGIN_H_ @}*/ |