+++ /dev/null
-/*\r
- * setaliases - configure red aliased interfaces\r
- *\r
- * This program is distributed under the terms of the GNU General Public\r
- * Licence. See the file COPYING for details.\r
- *\r
- * (c) Steve Bootes, 2002/04/15\r
- *\r
- * 21/04/03 Robert Kerr Changed to link directly to libsmooth rather than\r
- * using a copy & paste\r
- *\r
- * $Id: setaliases.c,v 1.2.2.4 2004/08/22 22:01:44 alanh Exp $\r
- *\r
- */\r
-\r
-#include "libsmooth.h"\r
-#include "setuid.h"\r
-#include <stdio.h>\r
-#include <stdlib.h>\r
-#include <string.h>\r
-#include <unistd.h>\r
-#include <sys/types.h>\r
-#include <sys/stat.h>\r
-#include <fcntl.h>\r
-\r
-struct keyvalue *kv = NULL;\r
-FILE *file = NULL;\r
-\r
-void exithandler(void)\r
-{\r
- if (kv) freekeyvalues(kv);\r
- if (file) fclose(file);\r
-}\r
-\r
-int main(void)\r
-{\r
- char s[STRING_SIZE];\r
- char command[STRING_SIZE];\r
- char red_netmask[STRING_SIZE];\r
- char red_broadcast[STRING_SIZE];\r
- char red_dev[STRING_SIZE];\r
- char default_gateway[STRING_SIZE];\r
- char *aliasip;\r
- char *enabled;\r
- char *sptr;\r
- char *comment;\r
- int alias;\r
- int count;\r
-\r
- if (!(initsetuid()))\r
- {\r
- fprintf(stderr, "Cannot run setuid\n");\r
- exit(1);\r
- }\r
-\r
- atexit(exithandler);\r
-\r
- /* Init the keyvalue structure */\r
- kv=initkeyvalues();\r
-\r
- /* Read in the current values */\r
- if (!readkeyvalues(kv, CONFIG_ROOT "/ethernet/settings"))\r
- {\r
- fprintf(stderr, "Cannot read ethernet settings\n");\r
- exit(1);\r
- }\r
-\r
- /* Find the CONFIG_TYPE value */\r
- if (!findkey(kv, "CONFIG_TYPE", s))\r
- {\r
- fprintf(stderr, "Cannot read CONFIG_TYPE\n");\r
- exit(1);\r
- }\r
-\r
- /* Check for CONFIG_TYPE=2 or 3 i.e. RED ethernet present. If not,\r
- * exit gracefully. This is not an error... */\r
- if (!((strcmp(s, "2")==0) || (strcmp(s, "3")==0) || (strcmp(s, "6")==0) || (strcmp(s, "7")==0)))\r
- exit(0);\r
-\r
- /* Now check the RED_TYPE - aliases only work with STATIC.\r
- * At least, that's what /etc/rc.d/rc.netaddress.up thinks.. */\r
-\r
- /* Find the RED_TYPE value */\r
- if (!findkey(kv, "RED_TYPE", s))\r
- {\r
- fprintf(stderr, "Cannot read RED_TYPE\n");\r
- exit(1);\r
- }\r
- \r
- /* Make sure it's the right type */\r
- if (!(strcmp(s, "STATIC")==0)) \r
- exit(0);\r
-\r
- /* Get the RED interface details */\r
- if((!findkey(kv, "RED_NETMASK", red_netmask)) || (!findkey(kv, "RED_BROADCAST", red_broadcast)) || \r
- (!findkey(kv, "RED_DEV", red_dev)) || (!findkey(kv, "DEFAULT_GATEWAY", default_gateway)))\r
- {\r
- fprintf(stderr, "Cannot read RED settings\n");\r
- exit(1);\r
- }\r
- \r
- if (!VALID_DEVICE(red_dev))\r
- {\r
- fprintf(stderr, "Bad red_dev: %s\n", red_dev);\r
- exit(1);\r
- }\r
-\r
- if (!VALID_IP(red_netmask))\r
- {\r
- fprintf(stderr, "Bad red_netmask : %s\n", red_netmask);\r
- exit(1);\r
- }\r
-\r
- if (!VALID_IP(red_broadcast))\r
- {\r
- fprintf(stderr, "Bad red_broadcast : %s\n", red_broadcast);\r
- exit(1);\r
- }\r
-\r
- if (!VALID_IP(default_gateway))\r
- {\r
- fprintf(stderr, "Bad default_gateway : %s\n", default_gateway);\r
- exit(1);\r
- }\r
-\r
- /* down the aliases in turn until ifconfig complains */\r
- alias=0;\r
- do\r
- {\r
- memset(command, 0, STRING_SIZE);\r
- snprintf(command, STRING_SIZE-1, "/sbin/ifconfig %s:%d down 2>/dev/null", red_dev, alias++);\r
- } while (safe_system(command)==0);\r
-\r
- /* Now set up the new aliases from the config file */\r
- if (!(file = fopen(CONFIG_ROOT "/ethernet/aliases", "r")))\r
- {\r
- fprintf(stderr, "Unable to open aliases configuration file\n");\r
- exit(1);\r
- }\r
-\r
- alias=0;\r
- while (fgets(s, STRING_SIZE, file) != NULL)\r
- {\r
- if (s[strlen(s) - 1] == '\n')\r
- s[strlen(s) - 1] = '\0';\r
- sptr = strtok(s, ",");\r
- count = 0;\r
- aliasip = NULL;\r
- enabled = NULL;\r
- comment = NULL;\r
- while (sptr)\r
- {\r
- if (count == 0)\r
- aliasip = sptr;\r
- if (count == 1)\r
- enabled = sptr;\r
- else\r
- comment = sptr;\r
- count++;\r
- sptr = strtok(NULL, ",");\r
- }\r
-\r
- if (!(aliasip && enabled))\r
- continue;\r
-\r
- if (!VALID_IP(aliasip))\r
- {\r
- fprintf(stderr, "Bad alias : %s\n", aliasip);\r
- exit(1);\r
- }\r
-\r
- if (strcmp(enabled, "on") == 0)\r
- {\r
- memset(command, 0, STRING_SIZE);\r
- snprintf(command, STRING_SIZE-1, "/sbin/ifconfig %s:%d %s netmask %s broadcast %s up", red_dev, alias, aliasip, red_netmask, red_broadcast);\r
- safe_system(command);\r
- memset(command, 0, STRING_SIZE);\r
- snprintf(command, STRING_SIZE-1, "/usr/sbin/arping -q -c 1 -w 1 -i %s -S %s %s", red_dev, aliasip, default_gateway);\r
- safe_system(command);\r
- alias++;\r
- }\r
- }\r
-\r
- return 0;\r
-}\r
-\r
projects / ipfire-2.x.git / blobdiff