diff --git a/lib/plugins/lrm/raexecocf.c b/lib/plugins/lrm/raexecocf.c index b43739d888..536545a6d8 100644 --- a/lib/plugins/lrm/raexecocf.c +++ b/lib/plugins/lrm/raexecocf.c @@ -1,286 +1,303 @@ /* * 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 2.1 of the License, or (at your option) any later version. * * This software 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. * * You should have received a copy of the GNU General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * * File: raexecocf.c * Author: Sun Jiang Dong * Copyright (c) 2004 International Business Machines * * This code implements the Resource Agent Plugin Module for LSB style. * It's a part of Local Resource Manager. Currently it's used by lrmd only. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include /* Add it for compiling on OSX */ #include # define PIL_PLUGINTYPE RA_EXEC_TYPE # define PIL_PLUGINTYPE_S "RAExec" # define PIL_PLUGINLICENSE LICENSE_PUBDOM # define PIL_PLUGINLICENSEURL URL_PUBDOM #ifndef COMPILE_AS_STONITH # define PIL_PLUGIN ocf # define PIL_PLUGIN_S "ocf" /* * Are there multiple paths? Now according to OCF spec, the answer is 'no'. * But actually or for future? */ static const char * RA_PATH = OCF_RA_DIR; #else # define PIL_PLUGIN stonith # define PIL_PLUGIN_S "stonith" /* * Are there multiple paths? Now according to OCF spec, the answer is 'no'. * But actually or for future? */ static const char * RA_PATH = STONITH_RA_DIR; #endif /* The begin of exported function list */ static int execra(const char * rsc_type, const char * provider, const char * op_type, GHashTable * params); static uniform_ret_execra_t map_ra_retvalue(int ret_execra, const char * op_type); static int get_resource_list(GList ** rsc_info); static char* get_resource_meta(const char* rsc_type, const char* provider); static int get_provider_list(const char* op_type, GList ** providers); /* The end of exported function list */ /* The begin of internal used function & data list */ -static void add_OCF_prefix( GHashTable * params, GHashTable * new_params); +static void add_OCF_prefix(GHashTable * params, GHashTable * new_params); static void add_prefix_foreach(gpointer key, gpointer value, gpointer user_data); static gboolean let_remove_eachitem(gpointer key, gpointer value, gpointer user_data); /* The end of internal function & data list */ /* Rource agent execution plugin operations */ static struct RAExecOps raops = { execra, map_ra_retvalue, get_resource_list, get_provider_list, get_resource_meta }; /* * The following two functions are only exported to the plugin infrastructure. */ /* * raexec_closepi is called as part of shutting down the plugin. * If there was any global data allocated, or file descriptors opened, etc. * which is associated with the plugin, and not a single interface * in particular, here's our chance to clean it up. */ static void raexec_closepi(PILPlugin *pi) { } /* * raexec_close_intf called as part of shutting down the md5 HBauth interface. * If there was any global data allocated, or file descriptors opened, etc. * which is associated with the md5 implementation, here's our chance * to clean it up. */ static PIL_rc raexec_closeintf(PILInterface *pi, void *pd) { return PIL_OK; } PIL_PLUGIN_BOILERPLATE("1.0", Debug, raexec_closepi); static const PILPluginImports* PluginImports; static PILPlugin* OurPlugin; static PILInterface* OurInterface; static void* OurImports; static void* interfprivate; /* * Our plugin initialization and registration function * It gets called when the plugin gets loaded. */ PIL_rc PIL_PLUGIN_INIT(PILPlugin * us, const PILPluginImports* imports); PIL_rc PIL_PLUGIN_INIT(PILPlugin * us, const PILPluginImports* imports) { /* Force the compiler to do a little type checking */ (void)(PILPluginInitFun)PIL_PLUGIN_INIT; PluginImports = imports; OurPlugin = us; /* Register ourself as a plugin */ imports->register_plugin(us, &OurPIExports); /* Register our interfaces */ return imports->register_interface(us, PIL_PLUGINTYPE_S, PIL_PLUGIN_S, &raops, raexec_closeintf, &OurInterface, &OurImports, interfprivate); } /* * Real work starts here ;-) */ static int -execra( const char * rsc_type, const char * provider, const char * op_type, +execra(const char * rsc_type, const char * provider, const char * op_type, GHashTable * params) { uniform_ret_execra_t exit_value; char ra_pathname[RA_MAX_NAME_LENGTH]; GHashTable * tmp_for_setenv; get_ra_pathname(RA_PATH, rsc_type, provider, ra_pathname); - /* execute the RA */ - cl_log(LOG_DEBUG, "Will execute OCF RA : %s %s", ra_pathname, op_type); + /* Setup environment correctly */ tmp_for_setenv = g_hash_table_new(g_str_hash, g_str_equal); - add_OCF_prefix( params, tmp_for_setenv); + add_OCF_prefix(params, tmp_for_setenv); + add_OCF_environment(tmp_for_setenv); + + /* LRM team: Please cross-check before enabling. */ +#if 0 + g_hash_table_insert(tmp_for_setenv, "OCF_RA_VERSION_MAJOR", "1"); + g_hash_table_insert(tmp_for_setenv, "OCF_RA_VERSION_MINOR", "0"); + g_hash_table_insert(tmp_for_setenv, "OCF_ROOT", "/usr/lib/ocf"); + /* TODO: This is not passed in currently. */ + g_hash_table_insert(tmp_for_setenv, "OCF_RESOURCE_INSTANCE", + "FIXME"); + g_hash_table_insert(tmp_for_setenv, "OCF_RESOURCE_TYPE", + rsc_type); + g_hash_table_insert(tmp_for_setenv, "OCF_RESOURCE_PROVIDER", + provider); +#endif raexec_setenv(tmp_for_setenv); g_hash_table_foreach_remove(tmp_for_setenv, let_remove_eachitem, NULL); g_hash_table_destroy(tmp_for_setenv); + + /* execute the RA */ + cl_log(LOG_DEBUG, "Will execute OCF RA : %s %s", ra_pathname, op_type); execl(ra_pathname, ra_pathname, op_type, NULL); switch (errno) { case ENOENT: /* No such file or directory */ case EISDIR: /* Is a directory */ exit_value = EXECRA_NO_RA; break; default: exit_value = EXECRA_EXEC_UNKNOWN_ERROR; } cl_log(LOG_ERR, "execl error when to execute RA %s.", rsc_type); exit(exit_value); } static uniform_ret_execra_t map_ra_retvalue(int ret_execra, const char * op_type) { /* Because the UNIFORM_RET_EXECRA is compatible with OCF standard */ return ret_execra; } static int get_resource_list(GList ** rsc_info) { return get_ra_list(RA_PATH, rsc_info); } static int get_provider_list(const char* op_type, GList ** providers) { int ret; ret = get_providers(RA_PATH, op_type, providers); if (0>ret) { cl_log(LOG_ERR, "scandir failed in OCF RA plugin"); } return ret; } static char* get_resource_meta(const char* rsc_type, const char* provider) { const int BUFF_LEN=4096; int read_len = 0; char buff[BUFF_LEN]; char* data = NULL; GString* g_str_tmp = NULL; char ra_pathname[RA_MAX_NAME_LENGTH]; FILE* file = NULL; get_ra_pathname(RA_PATH, rsc_type, provider, ra_pathname); strncat(ra_pathname, " meta-data",RA_MAX_NAME_LENGTH); file = popen(ra_pathname, "r"); if (NULL==file) { return NULL; } g_str_tmp = g_string_new(""); while(!feof(file)) { memset(buff, 0, BUFF_LEN); read_len = fread(buff, 1, BUFF_LEN, file); if (0len+1); data[0] = data[g_str_tmp->len] = 0; strncpy(data, g_str_tmp->str, g_str_tmp->len); g_string_free(g_str_tmp, TRUE); pclose(file); return data; } static void -add_OCF_prefix( GHashTable * env_params, GHashTable * new_env_params) +add_OCF_prefix(GHashTable * env_params, GHashTable * new_env_params) { if (env_params) { g_hash_table_foreach(env_params, add_prefix_foreach, new_env_params); } } static void add_prefix_foreach(gpointer key, gpointer value, gpointer user_data) { const int MAX_LENGTH_OF_ENV = 50; GHashTable * new_hashtable = (GHashTable *) user_data; char * newkey; newkey = g_new(gchar, strnlen((char*)key, MAX_LENGTH_OF_ENV-1) + 1); memset(newkey, '\0', strnlen((char*)key, MAX_LENGTH_OF_ENV-1) + 1); strncat(newkey, "OCF_RESKEY_", 12); strncat(newkey, key, strnlen((char*)key, MAX_LENGTH_OF_ENV-12)); g_hash_table_insert(new_hashtable, (gpointer)newkey, value); } static gboolean let_remove_eachitem(gpointer key, gpointer value, gpointer user_data) { g_free(key); return TRUE; }