| 1 | /**************************************
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| 2 | **
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| 3 | ** PARSER RULES
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| 4 | **
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| 5 | ** (a) must set record->host
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| 6 | ** (eventually to dummy value)
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| 7 | **
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| 8 | ** (b) must set record->prefix
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| 9 | ** (itoa(status))
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| 10 | **
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| 11 | **
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| 12 | **************************************/
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| 13 |
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| 14 | #include "config_xor.h"
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| 15 |
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| 16 | #ifdef USE_LOGFILE_MONITOR
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| 17 |
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| 18 | #undef FIL__
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| 19 | #define FIL__ _("sh_log_parse_apache.c")
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| 20 |
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| 21 | #include <string.h>
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| 22 | #include <time.h>
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| 23 |
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| 24 | /* Debian/Ubuntu: libpcre3-dev */
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| 25 | #ifdef HAVE_PCRE_PCRE_H
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| 26 | #include <pcre/pcre.h>
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| 27 | #else
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| 28 | #include <pcre.h>
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| 29 | #endif
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| 30 |
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| 31 | #include "samhain.h"
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| 32 | #include "sh_log_check.h"
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| 33 | #include "sh_string.h"
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| 34 |
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| 35 | struct sh_fileinfo_generic {
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| 36 | pcre * line_regex;
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| 37 | int * line_ovector; /* captured substrings */
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| 38 | int line_ovecnum; /* how many captured */
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| 39 |
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| 40 | int pos_host;
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| 41 | int pos_status;
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| 42 | int pos_time;
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| 43 | char * format_time;
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| 44 | };
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| 45 |
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| 46 | static void default_time (struct sh_logrecord * record)
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| 47 | {
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| 48 | struct tm ts;
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| 49 | char tmp[80];
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| 50 | size_t len;
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| 51 |
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| 52 | record->timestamp = time(NULL);
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| 53 |
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| 54 | #if defined(HAVE_PTHREAD) && defined (_POSIX_THREAD_SAFE_FUNCTIONS) && defined(HAVE_LOCALTIME_R)
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| 55 | localtime_r (&(record->timestamp), &ts);
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| 56 | #else
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| 57 | memcpy(&ts, localtime(&(record->timestamp)), sizeof(struct tm));
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| 58 | #endif
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| 59 | len = strftime(tmp, sizeof(tmp), _("%Y-%m-%dT%H:%M:%S"), &ts);
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| 60 |
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| 61 | record->timestr = sh_string_new_from_lchar(tmp, len);
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| 62 |
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| 63 | return;
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| 64 | }
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| 65 |
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| 66 | static void default_host (struct sh_logrecord * record)
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| 67 | {
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| 68 | record->host = sh_string_new_from_lchar(sh.host.name, strlen(sh.host.name));
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| 69 | return;
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| 70 | }
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| 71 |
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| 72 | sh_string * sh_read_shell (sh_string * record, struct sh_logfile * logfile)
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| 73 | {
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| 74 | return sh_command_reader (record, logfile);
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| 75 | }
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| 76 |
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| 77 | struct sh_logrecord * sh_parse_shell (sh_string * logline, void * fileinfo)
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| 78 | {
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| 79 | (void) fileinfo;
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| 80 |
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| 81 | if (logline)
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| 82 | {
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| 83 | struct sh_logrecord * record = SH_ALLOC(sizeof(struct sh_logrecord));
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| 84 |
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| 85 | default_time(record);
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| 86 | default_host(record);
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| 87 |
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| 88 | record->message = sh_string_new_from_lchar(sh_string_str(logline),
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| 89 | sh_string_len(logline));
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| 90 | record->pid = PID_INVALID;
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| 91 | return record;
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| 92 | }
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| 93 | return NULL;
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| 94 | }
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| 95 |
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| 96 | void * sh_eval_fileinfo_generic(char * str)
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| 97 | {
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| 98 | (void) str;
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| 99 |
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| 100 | return NULL;
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| 101 | }
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| 102 |
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| 103 | struct sh_logrecord * sh_parse_generic (sh_string * logline, void * fileinfo)
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| 104 | {
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| 105 | (void) logline;
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| 106 | (void) fileinfo;
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| 107 |
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| 108 | return NULL;
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| 109 | }
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| 110 |
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| 111 | #endif
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