OSX/sec/Security/Tool/log_control.c

   1 /*
   2  * Copyright (c) 2003-2007,2009-2010,2013-2014 Apple Inc. All Rights Reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. Please obtain a copy of the License at
  10  * http://www.opensource.apple.com/apsl/ and read it before using this
  11  * file.
  12  *
  13  * The Original Code and all software distributed under the License are
  14  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  15  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  16  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  18  * Please see the License for the specific language governing rights and
  19  * limitations under the License.
  20  *
  21  * @APPLE_LICENSE_HEADER_END@
  22  *
  23  * log_control.c
  24  */
  25
  26 #include <string.h>
  27 #include <getopt.h>
  28 #include <stdlib.h>
  29
  30 #include <Security/SecItem.h>
  31 #include <CoreFoundation/CoreFoundation.h>
  32
  33 #include <SecurityTool/tool_errors.h>
  34
  35 #include <Security/SecLogging.h>
  36
  37 #include <utilities/debugging.h>
  38
  39 #include <utilities/SecCFWrappers.h>
  40
  41 #include "SecurityCommands.h"
  42
  43
  44 static void
  45 set_log_settings(const char * settings)
  46 {
  47     CFErrorRef error = NULL;
  48
  49     CFStringRef scope = CFStringCreateWithCString(kCFAllocatorDefault, settings, kCFStringEncodingUTF8);
  50
  51     if (!SecSetLoggingInfoForXPCScope((CFPropertyListRef) scope, &error)) {
  52         fprintf(stderr, "Failed: ");
  53         CFShow(error);
  54     }
  55
  56     CFReleaseSafe(scope);
  57     CFReleaseSafe(error);
  58 }
  59
  60 static void
  61 set_circle_settings(const char * settings)
  62 {
  63     CFErrorRef error = NULL;
  64
  65     CFStringRef scope = CFStringCreateWithCString(kCFAllocatorDefault, settings, kCFStringEncodingUTF8);
  66
  67     if (!SecSetLoggingInfoForCircleScope((CFPropertyListRef) scope, &error)) {
  68         fprintf(stderr, "Failed: ");
  69         CFShow(error);
  70     }
  71
  72     CFReleaseSafe(scope);
  73     CFReleaseSafe(error);
  74 }
  75
  76 static const char * getScopeIDName(int id)
  77 {
  78     switch (id) {
  79         case kScopeIDXPC:           return "XPC";
  80         case kScopeIDDefaults:      return "Defaults";
  81         case kScopeIDEnvironment:   return "Environment Variables";
  82         case kScopeIDConfig:        return "Config";
  83         case kScopeIDCircle:        return "Circle";
  84         default:                    return "Unknown";
  85     }
  86 };
  87
  88 static const char * getPriorityName(CFNumberRef id_number)
  89 {
  90     int priority = -1;
  91
  92     CFNumberGetValue(id_number, kCFNumberIntType, &priority);
  93
  94     switch (priority) {
  95         case ASL_LEVEL_EMERG:   return ASL_STRING_EMERG;
  96         case ASL_LEVEL_ALERT:   return ASL_STRING_ALERT;
  97         case ASL_LEVEL_CRIT:    return ASL_STRING_CRIT;
  98         case ASL_LEVEL_ERR:     return ASL_STRING_ERR;
  99         case ASL_LEVEL_WARNING: return ASL_STRING_WARNING;
 100         case ASL_LEVEL_NOTICE:  return ASL_STRING_NOTICE;
 101         case ASL_LEVEL_INFO:    return ASL_STRING_INFO;
 102         case ASL_LEVEL_DEBUG:   return ASL_STRING_DEBUG;
 103         default: return "Unknown";
 104
 105     }
 106 };
 107
 108 static void print_comma_separated(FILE* file, CFArrayRef array)
 109 {
 110     fprintf(file, "[");
 111     __block const char *separator = "";
 112     CFArrayForEach(array, ^(const void *value) {
 113         cffprint(file, CFSTR("%s%@"), separator, value);
 114         separator = ", ";
 115     });
 116     fprintf(file, "]");
 117
 118 }
 119
 120 static void
 121 list_log_settings()
 122 {
 123     CFErrorRef error = NULL;
 124
 125     CFArrayRef result = SecGetCurrentServerLoggingInfo(&error);
 126     if (result) {
 127         __block int index = 0;
 128         CFArrayForEach(result, ^(const void *value) {
 129             printf("%s: ", getScopeIDName(index));
 130
 131             if (isArray(value)) {
 132                 print_comma_separated(stdout, (CFArrayRef) value);
 133                 printf("\n");
 134             } else if (isDictionary(value)) {
 135                 printf("\n");
 136                 CFDictionaryForEach((CFDictionaryRef) value, ^(const void *level, const void *array) {
 137                     printf("   %s: ", getPriorityName(level));
 138                     if (isArray(array)) {
 139                         print_comma_separated(stdout, (CFArrayRef) array);
 140                     } else {
 141                         cffprint(stdout, CFSTR("%@"), array);
 142                     }
 143                     printf("\n");
 144                 });
 145             } else {
 146                 cffprint(stdout, CFSTR("%@\n"), value);
 147             }
 148
 149             ++index;
 150         });
 151     } else {
 152         fprintf(stderr, "Failed: ");
 153         CFShow(error);
 154     }
 155
 156     CFReleaseSafe(error);
 157 }
 158
 159 int log_control(int argc, char * const *argv)
 160 {
 161     int ch, result = 2; /* @@@ Return 2 triggers usage message. */
 162
 163     bool list = false;
 164     /*
 165      "-l - list"
 166      */
 167     while ((ch = getopt(argc, argv, "ls:c:")) != -1)
 168     {
 169         switch  (ch)
 170         {
 171             case 'l':
 172                 list = true;
 173                 break;
 174             case 's':
 175                 set_log_settings(optarg);
 176                 break;
 177             case 'c':
 178                 set_circle_settings(optarg);
 179                 break;
 180             case '?':
 181             default:
 182                 goto fail;
 183         }
 184     }
 185
 186     argc -= optind;
 187     argv += optind;
 188
 189     if (argc > 1)
 190         goto fail;
 191
 192     if (argc == 1) {
 193         set_log_settings(argv[0]);
 194
 195         argc -= 1;
 196         argv += 1;
 197     }
 198
 199     (void) argv;
 200
 201     if (argc != 0)
 202         goto fail;
 203
 204     if (list)
 205         list_log_settings();
 206
 207     result = 0;
 208
 209 fail:
 210     return result;
 211 }