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Diffstat (limited to 'source4/utils/net_cache.c')
-rw-r--r-- | source4/utils/net_cache.c | 348 |
1 files changed, 0 insertions, 348 deletions
diff --git a/source4/utils/net_cache.c b/source4/utils/net_cache.c deleted file mode 100644 index 93c4f1aa1d..0000000000 --- a/source4/utils/net_cache.c +++ /dev/null @@ -1,348 +0,0 @@ -/* - Samba Unix/Linux SMB client library - Distributed SMB/CIFS Server Management Utility - Copyright (C) Rafal Szczesniak 2002 - - 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. - - 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. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ - - -#include "includes.h" -#include "net.h" - -/** - * @file net_cache.c - * @brief This is part of the net tool which is basically command - * line wrapper for gencache.c functions (mainly for testing) - * - **/ - - -/* - * These routines are used via gencache_iterate() to display the cache's contents - * (print_cache_entry) and to flush it (delete_cache_entry). - * Both of them are defined by first arg of gencache_iterate() routine. - */ -static void print_cache_entry(const char* keystr, const char* datastr, - const time_t timeout, void* dptr) -{ - char* timeout_str; - time_t now_t = time(NULL); - struct tm timeout_tm, *now_tm; - /* localtime returns statically allocated pointer, so timeout_tm - has to be copied somewhere else */ - memcpy(&timeout_tm, localtime(&timeout), sizeof(struct tm)); - now_tm = localtime(&now_t); - - /* form up timeout string depending whether it's today's date or not */ - if (timeout_tm.tm_year != now_tm->tm_year || - timeout_tm.tm_mon != now_tm->tm_mon || - timeout_tm.tm_mday != now_tm->tm_mday) { - - timeout_str = asctime(&timeout_tm); - timeout_str[strlen(timeout_str) - 1] = '\0'; /* remove tailing CR */ - } else - asprintf(&timeout_str, "%.2d:%.2d:%.2d", timeout_tm.tm_hour, - timeout_tm.tm_min, timeout_tm.tm_sec); - - d_printf("Key: %s\t Timeout: %s\t Value: %s %s\n", keystr, - timeout_str, datastr, timeout > now_t ? "": "(expired)"); -} - -static void delete_cache_entry(const char* keystr, const char* datastr, - const time_t timeout, void* dptr) -{ - if (!gencache_del(keystr)) - d_printf("Couldn't delete entry! key = %s", keystr); -} - - -/** - * Parse text representation of timeout value - * - * @param timeout_str string containing text representation of the timeout - * @return numeric timeout of time_t type - **/ -static time_t parse_timeout(const char* timeout_str) -{ - char sign = '\0', *number = NULL, unit = '\0'; - int len, number_begin, number_end; - time_t timeout; - - /* sign detection */ - if (timeout_str[0] == '!' || timeout_str[0] == '+') { - sign = timeout_str[0]; - number_begin = 1; - } else { - number_begin = 0; - } - - /* unit detection */ - len = strlen(timeout_str); - switch (timeout_str[len - 1]) { - case 's': - case 'm': - case 'h': - case 'd': - case 'w': unit = timeout_str[len - 1]; - } - - /* number detection */ - len = (sign) ? strlen(&timeout_str[number_begin]) : len; - number_end = (unit) ? len - 1 : len; - number = strndup(&timeout_str[number_begin], number_end); - - /* calculate actual timeout value */ - timeout = (time_t)atoi(number); - - switch (unit) { - case 'm': timeout *= 60; break; - case 'h': timeout *= 60*60; break; - case 'd': timeout *= 60*60*24; break; - case 'w': timeout *= 60*60*24*7; break; /* that's fair enough, I think :) */ - } - - switch (sign) { - case '!': timeout = time(NULL) - timeout; break; - case '+': - default: timeout += time(NULL); break; - } - - if (number) SAFE_FREE(number); - return timeout; -} - - -/** - * Add an entry to the cache. If it does exist, then set it. - * - * @param argv key, value and timeout are passed in command line - * @return 0 on success, otherwise failure - **/ -static int net_cache_add(int argc, const char **argv) -{ - const char *keystr, *datastr, *timeout_str; - time_t timeout; - - if (argc < 3) { - d_printf("\nUsage: net cache add <key string> <data string> <timeout>\n"); - return -1; - } - - keystr = argv[0]; - datastr = argv[1]; - timeout_str = argv[2]; - - /* parse timeout given in command line */ - timeout = parse_timeout(timeout_str); - if (!timeout) { - d_printf("Invalid timeout argument.\n"); - return -1; - } - - if (gencache_set(keystr, datastr, timeout)) { - d_printf("New cache entry stored successfully.\n"); - gencache_shutdown(); - return 0; - } - - d_printf("Entry couldn't be added. Perhaps there's already such a key.\n"); - gencache_shutdown(); - return -1; -} - - -/** - * Set new value of an existing entry in the cache. Fail If the entry doesn't - * exist. - * - * @param argv key being searched and new value and timeout to set in the entry - * @return 0 on success, otherwise failure - **/ -static int net_cache_set(int argc, const char **argv) -{ - const char *keystr, *datastr, *timeout_str; - time_t timeout; - - if (argc < 3) { - d_printf("\nUsage: net cache set <key string> <data string> <timeout>\n"); - return -1; - } - - keystr = argv[0]; - datastr = argv[1]; - timeout_str = argv[2]; - - /* parse timeout given in command line */ - timeout = parse_timeout(timeout_str); - if (!timeout) { - d_printf("Invalid timeout argument.\n"); - return -1; - } - - if (gencache_set_only(keystr, datastr, timeout)) { - d_printf("Cache entry set successfully.\n"); - gencache_shutdown(); - return 0; - } - - d_printf("Entry couldn't be set. Perhaps there's no such a key.\n"); - gencache_shutdown(); - return -1; -} - - -/** - * Delete an entry in the cache - * - * @param argv key to delete an entry of - * @return 0 on success, otherwise failure - **/ -static int net_cache_del(int argc, const char **argv) -{ - const char *keystr = argv[0]; - - if (argc < 1) { - d_printf("\nUsage: net cache add <key string>\n"); - return -1; - } - - if(gencache_del(keystr)) { - d_printf("Entry deleted.\n"); - return 0; - } - - d_printf("Couldn't delete specified entry\n"); - return -1; -} - - -/** - * Get and display an entry from the cache - * - * @param argv key to search an entry of - * @return 0 on success, otherwise failure - **/ -static int net_cache_get(int argc, const char **argv) -{ - const char* keystr = argv[0]; - char* valuestr; - time_t timeout; - - if (argc < 1) { - d_printf("\nUsage: net cache get <key>\n"); - return -1; - } - - if (gencache_get(keystr, &valuestr, &timeout)) { - print_cache_entry(keystr, valuestr, timeout, NULL); - return 0; - } - - d_printf("Failed to find entry\n"); - return -1; -} - - -/** - * Search an entry/entries in the cache - * - * @param argv key pattern to match the entries to - * @return 0 on success, otherwise failure - **/ -static int net_cache_search(int argc, const char **argv) -{ - const char* pattern; - - if (argc < 1) { - d_printf("Usage: net cache search <pattern>\n"); - return -1; - } - - pattern = argv[0]; - gencache_iterate(print_cache_entry, NULL, pattern); - return 0; -} - - -/** - * List the contents of the cache - * - * @param argv ignored in this functionailty - * @return always returns 0 - **/ -static int net_cache_list(int argc, const char **argv) -{ - const char* pattern = "*"; - gencache_iterate(print_cache_entry, NULL, pattern); - gencache_shutdown(); - return 0; -} - - -/** - * Flush the whole cache - * - * @param argv ignored in this functionality - * @return always returns 0 - **/ -static int net_cache_flush(int argc, const char **argv) -{ - const char* pattern = "*"; - gencache_iterate(delete_cache_entry, NULL, pattern); - gencache_shutdown(); - return 0; -} - - -/** - * Short help - * - * @param argv ignored in this functionality - * @return always returns -1 - **/ -static int net_cache_usage(int argc, const char **argv) -{ - d_printf(" net cache add \t add add new cache entry\n"); - d_printf(" net cache set \t set new value for existing cache entry\n"); - d_printf(" net cache del \t delete existing cache entry by key\n"); - d_printf(" net cache flush \t delete all entries existing in the cache\n"); - d_printf(" net cache get \t get cache entry by key\n"); - d_printf(" net cache search \t search for entries in the cache, by given pattern\n"); - d_printf(" net cache list \t list all cache entries (just like search for \"*\")\n"); - return -1; -} - - -/** - * Entry point to 'net cache' subfunctionality - * - * @param argv arguments passed to further called functions - * @return whatever further functions return - **/ -int net_cache(int argc, const char **argv) -{ - struct functable func[] = { - {"add", net_cache_add}, - {"set", net_cache_set}, - {"del", net_cache_del}, - {"get", net_cache_get}, - {"search", net_cache_search}, - {"list", net_cache_list}, - {"flush", net_cache_flush}, - {NULL, NULL} - }; - - return net_run_function(argc, argv, func, net_cache_usage); -} |