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 | struct tm * ts_p;
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50 | char tmp[80];
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51 | size_t len;
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52 |
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53 | record->timestamp = time(NULL);
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54 |
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55 | #if defined(HAVE_PTHREAD) && defined (_POSIX_THREAD_SAFE_FUNCTIONS) && defined(HAVE_LOCALTIME_R)
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56 | ts_p = localtime_r (&(record->timestamp), &ts);
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57 | #else
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58 | ts_p = localtime (&(record->timestamp));
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59 | memcpy(&ts, ts_p, sizeof(struct tm));
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60 | #endif
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61 | len = strftime(tmp, sizeof(tmp), _("%Y-%m-%dT%H:%M:%S"), &ts);
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62 |
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63 | record->timestr = sh_string_new_from_lchar(tmp, len);
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64 |
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65 | return;
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66 | }
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67 |
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68 | static void default_host (struct sh_logrecord * record)
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69 | {
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70 | record->host = sh_string_new_from_lchar(sh.host.name, strlen(sh.host.name));
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71 | return;
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72 | }
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73 |
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74 | sh_string * sh_read_shell (sh_string * record, struct sh_logfile * logfile)
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75 | {
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76 | return sh_command_reader (record, logfile);
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77 | }
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78 |
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79 | struct sh_logrecord * sh_parse_shell (sh_string * logline, void * fileinfo)
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80 | {
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81 | (void) fileinfo;
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82 |
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83 | if (logline)
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84 | {
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85 | struct sh_logrecord * record = SH_ALLOC(sizeof(struct sh_logrecord));
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86 |
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87 | default_time(record);
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88 | default_host(record);
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89 |
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90 | record->message = sh_string_new_from_lchar(sh_string_str(logline),
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91 | sh_string_len(logline));
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92 | record->pid = PID_INVALID;
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93 | return record;
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94 | }
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95 | return NULL;
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96 | }
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97 |
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98 | void * sh_eval_fileinfo_generic(char * str)
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99 | {
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100 | (void) str;
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101 |
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102 | return NULL;
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103 | }
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104 |
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105 | struct sh_logrecord * sh_parse_generic (sh_string * logline, void * fileinfo)
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106 | {
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107 | (void) logline;
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108 | (void) fileinfo;
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109 |
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110 | return NULL;
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111 | }
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112 |
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113 | #endif
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