diff options
Diffstat (limited to 'libmariadb/client/ma_plugin_info.c')
| -rw-r--r-- | libmariadb/client/ma_plugin_info.c | 211 |
1 files changed, 211 insertions, 0 deletions
diff --git a/libmariadb/client/ma_plugin_info.c b/libmariadb/client/ma_plugin_info.c new file mode 100644 index 00000000..73834e12 --- /dev/null +++ b/libmariadb/client/ma_plugin_info.c @@ -0,0 +1,211 @@ + +#include <my_global.h> +#include <my_sys.h> +#include <mysql.h> +#include <mysql/client_plugin.h> +#include <getopt.h> +#include <stdio.h> +#include <my_dir.h> +#include <ma_string.h> + +#define CLIENT_PLUGIN_INFO_VERSION "1.0.0" + +static struct option long_options[]= +{ + {"all", no_argument, 0, 'a'}, + {"builtin", no_argument, 0, 'b'}, + {"dynamic", no_argument, 0, 'd'}, + {"directory", 1, 0, 'p'}, + {"plugin_name", 1, 0, 'n'}, + {"version", no_argument, 0, 'v'}, + {"help", no_argument, 0, '?'}, + {NULL, 0, 0, 0} +}; + +static char *values[] = +{ + "show information for all plugins", + "show information for builtin plugins", + "show information for dynamic plugins", + "show information for dynamic plugins in specified directory", + "show information for specified plugin", + "show version information", + "display this help and exit", + NULL +}; + +struct st_plugin_type +{ + int type; + char *typename; +}; + +#ifndef _WIN32 +int my_errno=0; +#endif + +static struct st_plugin_type plugin_types[]= +{ + {MYSQL_CLIENT_AUTHENTICATION_PLUGIN, "authentication"}, + {MARIADB_CLIENT_PVIO_PLUGIN, "virtual IO"}, + {MARIADB_CLIENT_TRACE_PLUGIN, "trace"}, + {MARIADB_CLIENT_REMOTEIO_PLUGIN, "remote file access"}, + {MARIADB_CLIENT_CONNECTION_PLUGIN, "connection handler"}, + {0, "unknown"} +}; + +static void version() +{ + printf("%s Version %s\n", ma_progname, CLIENT_PLUGIN_INFO_VERSION); +} + +static void usage(void) +{ + int i=0; + printf("%s Version %s\n", ma_progname, CLIENT_PLUGIN_INFO_VERSION); + puts("Copyright 2015 MariaDB Corporation AB"); + puts("Show client plugin information for MariaDB Connector/C."); + printf("Usage: %s [OPTIONS] [plugin_name]\n", ma_progname); + while (long_options[i].name) + { + printf(" --%-12s -%s\n", long_options[i].name, values[i]); + i++; + } +} + +static char *ma_get_type_name(int type) +{ + int i=0; + while (plugin_types[i].type) + { + if (type== plugin_types[i].type) + return plugin_types[i].typename; + i++; + } + return plugin_types[i].typename; +} + +static void show_plugin_info(struct st_mysql_client_plugin *plugin, my_bool builtin) +{ + printf("Name: %s\n", plugin->name); + printf("Type: %s\n", ma_get_type_name(plugin->type)); + printf("Desc: %s\n", plugin->desc); + printf("Author: %s\n", plugin->author); + printf("License: %s\n", plugin->license); + printf("Version: %d.%d.%d\n", plugin->version[0], plugin->version[1], plugin->version[2]); + printf("API Version: 0x%04X\n", plugin->interface_version); + printf("Build type: %s\n", builtin ? "builtin" : "dynamic"); + printf("\n"); +} + +static void show_builtin() +{ + struct st_mysql_client_plugin **builtin; + + for (builtin= mysql_client_builtins; *builtin; builtin++) + show_plugin_info(*builtin, TRUE); +} + +static void show_file(char *filename) +{ + char dlpath[FN_REFLEN+1]; + void *sym, *dlhandle; + struct st_mysql_client_plugin *plugin; + char *env_plugin_dir= getenv("MARIADB_PLUGIN_DIR"); + char *has_so_ext= strstr(filename, SO_EXT); + + if (!strchr(filename, FN_LIBCHAR)) + snprintf(dlpath, sizeof(dlpath) - 1, "%s/%s%s", + (env_plugin_dir) ? env_plugin_dir : PLUGINDIR, + filename, + has_so_ext ? "" : SO_EXT); + else + strcpy(dlpath, filename); + if ((dlhandle= dlopen((const char *)dlpath, RTLD_NOW))) + { + if (sym= dlsym(dlhandle, plugin_declarations_sym)) + { + plugin= (struct st_mysql_client_plugin *)sym; + show_plugin_info(plugin, 0); + } + dlclose(dlhandle); + } +} + +static void show_dynamic(const char *directory) +{ + MY_DIR *dir= NULL; + unsigned int i; + char *plugin_dir= directory ? (char *)directory : getenv("MARIADB_PLUGIN_DIR"); + + if (!plugin_dir) + plugin_dir= PLUGINDIR; + + printf("plugin_dir %s\n", plugin_dir); + + dir= my_dir(plugin_dir, 0); + + if (!dir || !dir->number_off_files) + { + printf("No plugins found in %s\n", plugin_dir); + goto end; + } + + for (i=0; i < dir->number_off_files; i++) + { + char *p= strstr(dir->dir_entry[i].name, SO_EXT); + if (p) + show_file(dir->dir_entry[i].name); + } +end: + if (dir) + my_dirend(dir); +} + +int main(int argc, char *argv[]) +{ + int option_index= 0; + int c; + ma_progname= argv[0]; + + mysql_server_init(0, NULL, NULL); + + if (argc <= 1) + { + usage(); + exit(1); + } + + c= getopt_long(argc, argv, "bdapnvh?", long_options, &option_index); + + switch(c) { + case 'a': /* all */ + show_builtin(); + show_dynamic(NULL); + break; + case 'b': /* builtin */ + show_builtin(); + break; + case 'd': /* dynamic */ + show_dynamic(NULL); + break; + case 'v': + version(); + break; + case 'n': + if (argc > 2) + show_file(argv[2]); + break; + case 'p': + if (argc > 2) + show_dynamic(argv[2]); + break; + case '?': + usage(); + break; + default: + printf("unrecognized option: %s", argv[1]); + exit(1); + } + exit(0); +} |