ipsec-tools/setkey/ipsecPolicyTracer.c

   1 /*
   2  * Copyright (c) 2008 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * The contents of this file constitute Original Code as defined in and
   7  * are subject to the Apple Public Source License Version 1.1 (the
   8  * "License").  You may not use this file except in compliance with the
   9  * License.  Please obtain a copy of the License at
  10  * http://www.apple.com/publicsource and read it before using this file.
  11  *
  12  * This Original Code and all software distributed under the License are
  13  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  14  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  15  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  17  * License for the specific language governing rights and limitations
  18  * under the License.
  19  *
  20  * @APPLE_LICENSE_HEADER_END@
  21  */
  22
  23 #include <stdlib.h>
  24 #include <stdio.h>
  25 #import  <asl.h>
  26 #include <sys/types.h>
  27 #include "ipsecPolicyTracer.h"
  28 #include "ipsecMessageTracer.h"
  29
  30 const char *ipsecConfigTracerFailedString = "Tracer Failed";
  31 const char *ipsecPolicyInvalidEventString = "Invalid Event";
  32 const char *ipsecPolicyString                     = "IPSEC";
  33
  34 const char * const ipsecPolicyEventStrings[IPSECPOLICYEVENTCODE_MAX] =  {       CONSTSTR("NONE") /* index place holder */,
  35                                                                                                                                                         CONSTSTR("setkey Error"),
  36                                                                                                                                                 };
  37
  38 const char *
  39 ipsecPolicyEventCodeToString (ipsecPolicyEventCode_t eventCode)
  40 {
  41         if (eventCode <= IPSECPOLICYEVENTCODE_NONE || eventCode >= IPSECPOLICYEVENTCODE_MAX)
  42                 return ipsecPolicyInvalidEventString;
  43         return(ipsecPolicyEventStrings[eventCode]);
  44 }
  45
  46 static
  47 void
  48 ipsecPolicyLogEvent (const char *event_msg, const char *failure_signature)
  49 {
  50         aslmsg m;
  51
  52         if (!event_msg) {
  53                 return;
  54         }
  55
  56         m = asl_new(ASL_TYPE_MSG);
  57         asl_set(m, ASL_KEY_FACILITY, PLAINIPSECDOMAIN);
  58         asl_set(m, ASL_KEY_MSG, ipsecPolicyString);
  59 #if 0 /* we don't want to send filenames to MessageTracer server */
  60     if (failure_signature) {
  61         asl_set(m, "com.apple.message.domain", PLAINIPSECDOMAIN);
  62         asl_set(m, "com.apple.message.result", "failure");      // failure
  63         asl_set(m, "com.apple.message.signature", failure_signature);
  64     }
  65     asl_log(NULL, m, ASL_LEVEL_NOTICE, "%s", event_msg);
  66 #else
  67     if (failure_signature) {
  68         asl_log(NULL, m, ASL_LEVEL_NOTICE, "%s (failure: %s)", event_msg, failure_signature);
  69     } else {
  70         asl_log(NULL, m, ASL_LEVEL_NOTICE, "%s", event_msg);
  71     }
  72 #endif
  73         asl_free(m);
  74 }
  75
  76 void
  77 ipsecPolicyTracerEvent (const char *filename, ipsecPolicyEventCode_t eventCode, const char *event, const char *failure_reason)
  78 {
  79         char buf[1024];
  80
  81         if (filename == NULL) {
  82                 ipsecPolicyLogEvent(CONSTSTR("tracer failed. (Invalid filename)."), ipsecConfigTracerFailedString);
  83                 return;
  84         }
  85         if (eventCode <= IPSECPOLICYEVENTCODE_NONE || eventCode >= IPSECPOLICYEVENTCODE_MAX) {
  86                 ipsecPolicyLogEvent(CONSTSTR("tracer failed. (Invalid event code)."), ipsecConfigTracerFailedString);
  87                 return;
  88         }
  89         if (event == NULL) {
  90                 ipsecPolicyLogEvent(CONSTSTR("tracer failed. (Invalid event)."), ipsecConfigTracerFailedString);
  91                 return;
  92         }
  93
  94         buf[0] = (char)0;
  95         snprintf(buf, sizeof(buf), "%s. (%s, filename %s).", ipsecPolicyEventCodeToString(eventCode), failure_reason, filename);
  96         ipsecPolicyLogEvent(CONSTSTR(buf), event);
  97 }