RSSC: remove old malloc not needed anymore.
[citadel.git] / citadel / control.c
index e9725e3fa46433f3d5723ae9ef77dc0d8649a852..4a09a9adc3baaa11fa95b0bf9eaf02dca56d4327 100644 (file)
@@ -1,23 +1,15 @@
 /*
- * $Id$
- *
  * This module handles states which are global to the entire server.
  *
- * Copyright (c) 1987-2009 by the citadel.org team
+ * Copyright (c) 1987-2012 by the citadel.org team
  *
- *  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 3 of the License, or
- *  (at your option) any later version.
+ *  This program is open source software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License version 3.
  *
  *  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 "sysdep.h"
 #include "user_ops.h"
 #include "database.h"
 #include "threads.h"
-
-#ifndef HAVE_SNPRINTF
-#include "snprintf.h"
-#endif
-
 #include "ctdl_module.h"
 
 struct CitControl CitControl;
@@ -79,8 +66,8 @@ void lock_control(void)
 {
 #if defined(LOCK_EX) && defined(LOCK_NB)
        if (flock(fileno(control_fp), (LOCK_EX | LOCK_NB))) {
-               CtdlLogPrintf(CTDL_EMERG, "citserver: unable to lock %s.\n", file_citadel_control);
-               CtdlLogPrintf(CTDL_EMERG, "Is another citserver already running?\n");
+               syslog(LOG_EMERG, "citserver: unable to lock %s.\n", file_citadel_control);
+               syslog(LOG_EMERG, "Is another citserver already running?\n");
                exit(CTDLEXIT_CONTROL);
        }
 #endif
@@ -129,9 +116,9 @@ void control_find_highest(struct ctdlroom *qrbuf, void *data)
        }
        cdb_free(cdbfr);
        if (room_fixed)
-               CtdlLogPrintf(CTDL_INFO, "Control record checking....Fixed room counter\n");
+               syslog(LOG_INFO, "Control record checking....Fixed room counter\n");
        if (message_fixed)
-               CtdlLogPrintf(CTDL_INFO, "Control record checking....Fixed message count\n");
+               syslog(LOG_INFO, "Control record checking....Fixed message count\n");
        return;
 }
 
@@ -150,7 +137,7 @@ void control_find_user (struct ctdluser *EachUser, void *out_data)
                user_fixed = 1;
        }
        if(user_fixed)
-               CtdlLogPrintf(CTDL_INFO, "Control record checking....Fixed user count\n");
+               syslog(LOG_INFO, "Control record checking....Fixed user count\n");
 }
 
 
@@ -178,30 +165,52 @@ void get_control(void)
                if (control_fp != NULL) {
                        lock_control();
                        rv = fchown(fileno(control_fp), config.c_ctdluid, -1);
+                       if (rv == -1)
+                               syslog(LOG_EMERG, "Failed to adjust ownership of: %s [%s]\n", 
+                                      file_citadel_control, strerror(errno));
                        rv = fchmod(fileno(control_fp), S_IRUSR|S_IWUSR);
+                       if (rv == -1)
+                               syslog(LOG_EMERG, "Failed to adjust accessrights of: %s [%s]\n", 
+                                      file_citadel_control, strerror(errno));
                }
        }
        if (control_fp == NULL) {
                control_fp = fopen(file_citadel_control, "wb+");
                if (control_fp != NULL) {
                        lock_control();
+                       memset(&CitControl, 0, sizeof(struct CitControl));
+
                        rv = fchown(fileno(control_fp), config.c_ctdluid, -1);
+                       if (rv == -1)
+                               syslog(LOG_EMERG, "Failed to adjust ownership of: %s [%s]\n", 
+                                      file_citadel_control, strerror(errno));
+
                        rv = fchmod(fileno(control_fp), S_IRUSR|S_IWUSR);
-                       memset(&CitControl, 0, sizeof(struct CitControl));
+                       if (rv == -1)
+                               syslog(LOG_EMERG, "Failed to adjust accessrights of: %s [%s]\n", 
+                                      file_citadel_control, strerror(errno));
                        rv = fwrite(&CitControl, sizeof(struct CitControl), 1, control_fp);
+                       if (rv == -1)
+                               syslog(LOG_EMERG, "Failed to write: %s [%s]\n", 
+                                      file_citadel_control, strerror(errno));
                        rewind(control_fp);
                }
        }
        if (control_fp == NULL) {
-               CtdlLogPrintf(CTDL_ALERT, "ERROR opening %s: %s\n", file_citadel_control, strerror(errno));
+               syslog(LOG_ALERT, "ERROR opening %s: %s\n", file_citadel_control, strerror(errno));
                return;
        }
 
        rewind(control_fp);
        rv = fread(&CitControl, sizeof(struct CitControl), 1, control_fp);
+       if (rv == -1)
+               syslog(LOG_EMERG, "Failed to read Controlfile: %s [%s]\n", 
+                      file_citadel_control, strerror(errno));
        already_have_control = 1;
        rv = chown(file_citadel_control, config.c_ctdluid, (-1));
-       
+       if (rv == -1)
+               syslog(LOG_EMERG, "Failed to adjust ownership of: %s [%s]\n", 
+                      file_citadel_control, strerror(errno));  
 }
 
 /*
@@ -214,6 +223,9 @@ void put_control(void)
        if (control_fp != NULL) {
                rewind(control_fp);
                rv = fwrite(&CitControl, sizeof(struct CitControl), 1, control_fp);
+               if (rv == -1)
+                       syslog(LOG_EMERG, "Failed to write: %s [%s]\n", 
+                              file_citadel_control, strerror(errno));
                fflush(control_fp);
        }
 }
@@ -224,7 +236,7 @@ void put_control(void)
  */
 void check_control(void)
 {
-       CtdlLogPrintf(CTDL_INFO, "Checking/re-building control record\n");
+       syslog(LOG_INFO, "Checking/re-building control record\n");
        get_control();
        // Find highest room number and message number.
        CtdlForEachRoom(control_find_highest, NULL);
@@ -233,13 +245,14 @@ void check_control(void)
 }
 
 
-/**
+/*
  * release_control - close our fd on exit
  */
 void release_control(void)
 {
-       if (control_fp != NULL)
+       if (control_fp != NULL) {
                fclose(control_fp);
+       }
        control_fp = NULL;
 }
 
@@ -309,6 +322,10 @@ long get_new_room_number(void)
 
 /* 
  * Get or set global configuration options
+ *
+ * IF YOU ADD OR CHANGE FIELDS HERE, YOU *MUST* DOCUMENT YOUR CHANGES AT:
+ * http://www.citadel.org/doku.php?id=documentation:applicationprotocol
+ *
  */
 void cmd_conf(char *argbuf)
 {
@@ -398,6 +415,9 @@ void cmd_conf(char *argbuf)
                cprintf("%ld\n", config.c_pop3_fetch);
                cprintf("%ld\n", config.c_pop3_fastest);
                cprintf("%d\n", config.c_spam_flag_only);
+               cprintf("%d\n", config.c_guest_logins);
+               cprintf("%d\n", config.c_port_number);
+               cprintf("%d\n", config.c_ctdluid);
                cprintf("000\n");
        }
 
@@ -654,13 +674,23 @@ void cmd_conf(char *argbuf)
                        case 66:
                                config.c_spam_flag_only = atoi(buf);
                                break;
+                       case 67:
+                               config.c_guest_logins = atoi(buf);
+                               break;
+                       case 68:
+                               config.c_port_number = atoi(buf);
+                               break;
+                       case 69:
+                               config.c_ctdluid = atoi(buf);
+                               break;
                        }
                        ++a;
                }
                put_config();
                snprintf(buf, sizeof buf,
-                        "The global system configuration has been edited by %s.\n",
-                        CC->curr_user);
+                       "The global system configuration has been edited by %s.\n",
+                        (CC->logged_in ? CC->curr_user : "an administrator")
+               );
                CtdlAideMessage(buf,"Citadel Configuration Manager Message");
 
                if (!IsEmptyStr(config.c_logpages))
@@ -679,9 +709,12 @@ void cmd_conf(char *argbuf)
                extract_token(confname, argbuf, 1, '|', sizeof confname);
                confptr = CtdlGetSysConfig(confname);
                if (confptr != NULL) {
+                       long len; 
+
+                       len = strlen(confptr);
                        cprintf("%d %s\n", LISTING_FOLLOWS, confname);
-                       client_write(confptr, strlen(confptr));
-                       if (confptr[strlen(confptr) - 1] != 10)
+                       client_write(confptr, len);
+                       if ((len > 0) && (confptr[len - 1] != 10))
                                client_write("\n", 1);
                        cprintf("000\n");
                        free(confptr);
@@ -706,17 +739,111 @@ void cmd_conf(char *argbuf)
        }
 }
 
+typedef struct __ConfType {
+       ConstStr Name;
+       long Type;
+}ConfType;
+
+ConfType CfgNames[] = {
+       { {HKEY("localhost") },    0},
+       { {HKEY("directory") },    0},
+       { {HKEY("smarthost") },    2},
+       { {HKEY("fallbackhost") }, 2},
+       { {HKEY("rbl") },          3},
+       { {HKEY("spamassassin") }, 3},
+       { {HKEY("masqdomain") },   1},
+       { {HKEY("clamav") },       3},
+       { {HKEY("notify") },       3},
+       { {NULL, 0}, 0}
+};
+
+HashList *CfgNameHash = NULL;
+void cmd_gvdn(char *argbuf)
+{
+       const ConfType *pCfg;
+       char *confptr;
+       long min = atol(argbuf);
+       const char *Pos = NULL;
+       const char *PPos = NULL;
+       const char *HKey;
+       long HKLen;
+       StrBuf *Line;
+       StrBuf *Config;
+       StrBuf *Cfg;
+       StrBuf *CfgToken;
+       HashList *List;
+       HashPos *It;
+       void *vptr;
+       
+       List = NewHash(1, NULL);
+       Cfg = NewStrBufPlain(config.c_fqdn, -1);
+       Put(List, SKEY(Cfg), Cfg, HFreeStrBuf);
+       Cfg = NULL;
+
+       confptr = CtdlGetSysConfig(INTERNETCFG);
+       Config = NewStrBufPlain(confptr, -1);
+       free(confptr);
+
+       Line = NewStrBufPlain(NULL, StrLength(Config));
+       CfgToken = NewStrBufPlain(NULL, StrLength(Config));
+       while (StrBufSipLine(Line, Config, &Pos))
+       {
+               if (Cfg == NULL)
+                       Cfg = NewStrBufPlain(NULL, StrLength(Line));
+               PPos = NULL;
+               StrBufExtract_NextToken(Cfg, Line, &PPos, '|');
+               StrBufExtract_NextToken(CfgToken, Line, &PPos, '|');
+               if (GetHash(CfgNameHash, SKEY(CfgToken), &vptr) &&
+                   (vptr != NULL))
+               {
+                       pCfg = (ConfType *) vptr;
+                       if (pCfg->Type <= min)
+                       {
+                               Put(List, SKEY(Cfg), Cfg, HFreeStrBuf);
+                               Cfg = NULL;
+                       }
+               }
+       }
+
+       cprintf("%d Valid Domains\n", LISTING_FOLLOWS);
+       It = GetNewHashPos(List, 1);
+       while (GetNextHashPos(List, It, &HKLen, &HKey, &vptr))
+       {
+               cputbuf(vptr);
+               cprintf("\n");
+       }
+       cprintf("000\n");
+
+       DeleteHashPos(&It);
+       DeleteHash(&List);
+       FreeStrBuf(&Cfg);
+       FreeStrBuf(&Line);
+       FreeStrBuf(&CfgToken);
+       FreeStrBuf(&Config);
+}
 
 /*****************************************************************************/
 /*                      MODULE INITIALIZATION STUFF                          */
 /*****************************************************************************/
 
-
+void control_cleanup(void)
+{
+       DeleteHash(&CfgNameHash);
+}
 CTDL_MODULE_INIT(control)
 {
        if (!threading) {
+               int i;
+
+               CfgNameHash = NewHash(1, NULL);
+               for (i = 0; CfgNames[i].Name.Key != NULL; i++)
+                       Put(CfgNameHash, CKEY(CfgNames[i].Name), &CfgNames[i], reference_free_handler);
+
+               CtdlRegisterProtoHook(cmd_gvdn, "GVDN", "get valid domain names");
                CtdlRegisterProtoHook(cmd_conf, "CONF", "get/set system configuration");
+               CtdlRegisterCleanupHook(control_cleanup);
+
        }
-       /* return our Subversion id for the Log */
-       return "$Id$";
+       /* return our id for the Log */
+       return "control";
 }