common.cpp
上传用户:romrleung
上传日期:2022-05-23
资源大小:18897k
文件大小:2k
- /* Copyright (C) 2003 MySQL AB
- 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
- #include <ndb_global.h>
- #include "common.hpp"
- #include <logger/Logger.hpp>
- #include <pwd.h>
- #include <Properties.hpp>
- #include <BaseString.hpp>
- int debug = 0;
- Logger logger;
- int
- runas(const char * user){
- if(user == 0 || strlen(user) == 0){
- return 0;
- }
- struct passwd * pw = getpwnam(user);
- if(pw == 0){
- logger.error("Can't find user to %s", user);
- return -1;
- }
- uid_t uid = pw->pw_uid;
- gid_t gid = pw->pw_gid;
- int res = setgid(gid);
- if(res != 0){
- logger.error("Can't change group to %s(%d)", user, gid);
- return res;
- }
- res = setuid(uid);
- if(res != 0){
- logger.error("Can't change user to %s(%d)", user, uid);
- }
- return res;
- }
- int
- insert(const char * pair, Properties & p){
- BaseString tmp(pair);
-
- tmp.trim(" tnr");
- Vector<BaseString> split;
- tmp.split(split, ":=", 2);
- if(split.size() != 2)
- return -1;
- p.put(split[0].trim().c_str(), split[1].trim().c_str());
- return 0;
- }
- int
- insert_file(FILE * f, class Properties& p, bool break_on_empty){
- if(f == 0)
- return -1;
- while(!feof(f)){
- char buf[1024];
- fgets(buf, 1024, f);
- BaseString tmp = buf;
- if(tmp.length() > 0 && tmp.c_str()[0] == '#')
- continue;
- if(insert(tmp.c_str(), p) != 0 && break_on_empty)
- break;
- }
- return 0;
- }
- int
- insert_file(const char * filename, class Properties& p){
- FILE * f = fopen(filename, "r");
- int res = insert_file(f, p);
- if(f) fclose(f);
- return res;
- }