source: logging.c @ c08c70a

release-1.4release-1.5release-1.6release-1.7release-1.8release-1.9
Last change on this file since c08c70a was c08c70a, checked in by Anders Kaseorg <andersk@mit.edu>, 12 years ago
Add const qualifiers for owl_message *. Signed-off-by: Anders Kaseorg <andersk@mit.edu>
  • Property mode set to 100644
File size: 10.3 KB
RevLine 
[7d4fbcd]1#include "owl.h"
2#include <stdlib.h>
3#include <string.h>
4#include <ctype.h>
5#include <sys/param.h>
6
[15b34fd]7/* This is now the one function that should be called to log a
8 * message.  It will do all the work necessary by calling the other
9 * functions in this file as necessary.
10 */
[c08c70a]11void owl_log_message(const owl_message *m) {
[15b34fd]12  owl_function_debugmsg("owl_log_message: entering");
13
[3c7d086a]14  if (m == NULL) {
15    owl_function_debugmsg("owl_log_message: passed null message");
16    return;
17  }
18
[15b34fd]19  /* should we be logging this message? */
20  if (!owl_log_shouldlog_message(m)) {
21    owl_function_debugmsg("owl_log_message: not logging message");
22    return;
23  }
24
25  /* handle incmoing messages */
26  if (owl_message_is_direction_in(m)) {
27    owl_log_incoming(m);
28    owl_function_debugmsg("owl_log_message: leaving");
29    return;
30  }
31
32  /* handle outgoing messages */
[42947f1]33  owl_log_outgoing(m);
34
[15b34fd]35  owl_function_debugmsg("owl_log_message: leaving");
36}
[7d4fbcd]37
[15b34fd]38/* Return 1 if we should log the given message, otherwise return 0 */
[c08c70a]39int owl_log_shouldlog_message(const owl_message *m) {
[15b34fd]40  owl_filter *f;
[12c35df]41
[15b34fd]42  /* If there's a logfilter and this message matches it, log */
43  f=owl_global_get_filter(&g, owl_global_get_logfilter(&g));
44  if (f && owl_filter_message_match(f, m)) return(1);
[7d4fbcd]45
[15b34fd]46  /* otherwise we do things based on the logging variables */
47
48  /* skip login/logout messages if appropriate */
49  if (!owl_global_is_loglogins(&g) && owl_message_is_loginout(m)) return(0);
50     
51  /* check direction */
52  if ((owl_global_get_loggingdirection(&g)==OWL_LOGGING_DIRECTION_IN) && owl_message_is_direction_out(m)) {
53    return(0);
54  }
55  if ((owl_global_get_loggingdirection(&g)==OWL_LOGGING_DIRECTION_OUT) && owl_message_is_direction_in(m)) {
56    return(0);
57  }
58
59  if (owl_message_is_type_zephyr(m)) {
60    if (owl_message_is_personal(m) && !owl_global_is_logging(&g)) return(0);
61    if (!owl_message_is_personal(m) && !owl_global_is_classlogging(&g)) return(0);
62  } else {
63    if (owl_message_is_private(m) || owl_message_is_loginout(m)) {
64      if (!owl_global_is_logging(&g)) return(0);
65    } else {
66      if (!owl_global_is_classlogging(&g)) return(0);
67    }
[7d4fbcd]68  }
[15b34fd]69  return(1);
70}
71
[c08c70a]72void owl_log_zephyr(const owl_message *m, FILE *file) {
[42947f1]73    char *tmp;
74    tmp=short_zuser(owl_message_get_sender(m));
75    fprintf(file, "Class: %s Instance: %s", owl_message_get_class(m), owl_message_get_instance(m));
76    if (strcmp(owl_message_get_opcode(m), "")) fprintf(file, " Opcode: %s", owl_message_get_opcode(m));
77    fprintf(file, "\n");
78    fprintf(file, "Time: %s Host: %s\n", owl_message_get_timestr(m), owl_message_get_hostname(m));
79    fprintf(file, "From: %s <%s>\n\n", owl_message_get_zsig(m), tmp);
80    fprintf(file, "%s\n\n", owl_message_get_body(m));
81    owl_free(tmp);
82}
83
[c08c70a]84void owl_log_aim(const owl_message *m, FILE *file) {
[42947f1]85    fprintf(file, "From: <%s> To: <%s>\n", owl_message_get_sender(m), owl_message_get_recipient(m));
86    fprintf(file, "Time: %s\n\n", owl_message_get_timestr(m));
87    if (owl_message_is_login(m))
88        fprintf(file, "LOGIN\n\n");
89    else if (owl_message_is_logout(m))
90        fprintf(file, "LOGOUT\n\n");
91    else
92        fprintf(file, "%s\n\n", owl_message_get_body(m));
93}
94
[c08c70a]95void owl_log_jabber(const owl_message *m, FILE *file) {
[42947f1]96    fprintf(file, "From: <%s> To: <%s>\n",owl_message_get_sender(m), owl_message_get_recipient(m));
97    fprintf(file, "Time: %s\n\n", owl_message_get_timestr(m));
98    fprintf(file, "%s\n\n",owl_message_get_body(m));
99}
100
[c08c70a]101void owl_log_generic(const owl_message *m, FILE *file) {
[42947f1]102    fprintf(file, "From: <%s> To: <%s>\n", owl_message_get_sender(m), owl_message_get_recipient(m));
103    fprintf(file, "Time: %s\n\n", owl_message_get_timestr(m));
104    fprintf(file, "%s\n\n", owl_message_get_body(m));
105}
106
[c08c70a]107void owl_log_append(const owl_message *m, const char *filename) {
[42947f1]108    FILE *file;
109    file=fopen(filename, "a");
110    if (!file) {
111        owl_function_error("Unable to open file for logging");
112        return;
113    }
114    if (owl_message_is_type_zephyr(m)) {
115        owl_log_zephyr(m, file);
116    } else if (owl_message_is_type_jabber(m)) {
117        owl_log_jabber(m, file);
118    } else if (owl_message_is_type_aim(m)) {
119        owl_log_aim(m, file);
120    } else {
121        owl_log_generic(m, file);
122    }
123    fclose(file);
124}
125
[c08c70a]126void owl_log_outgoing(const owl_message *m)
[15b34fd]127{
128  char filename[MAXPATHLEN], *logpath;
[9c590d4]129  char *to, *temp;
130
131  /* expand ~ in path names */
132  logpath = owl_text_substitute(owl_global_get_logpath(&g), "~", owl_global_get_homedir(&g));
[15b34fd]133
[42947f1]134  /* Figure out what path to log to */
135  if (owl_message_is_type_zephyr(m)) {
[af1920fd]136    /* If this has CC's, do all but the "recipient" which we'll do below */
[9c590d4]137    to = owl_message_get_cc_without_recipient(m);
138    if (to != NULL) {
139      temp = strtok(to, " ");
140      while (temp != NULL) {
141          temp = short_zuser(temp);
142          snprintf(filename, MAXPATHLEN, "%s/%s", logpath, temp);
143          owl_log_append(m, filename);
144          temp = strtok(NULL, " ");
145      }
146      owl_free(to);
147    }
148    to = short_zuser(owl_message_get_recipient(m));
[42947f1]149  } else if (owl_message_is_type_jabber(m)) {
[9c590d4]150    to = owl_sprintf("jabber:%s", owl_message_get_recipient(m));
[d8671a1]151    owl_text_tr(to, '/', '_');
[42947f1]152  } else if (owl_message_is_type_aim(m)) {
[28ee32b]153    char *temp2;
[9c590d4]154    temp = owl_aim_normalize_screenname(owl_message_get_recipient(m));
[28ee32b]155    temp2 = g_utf8_strdown(temp,-1);
156    to = owl_sprintf("aim:%s", temp2);
157    owl_free(temp2);
[9c590d4]158    owl_free(temp);
[42947f1]159  } else {
[9c590d4]160    to = owl_sprintf("loopback");
[42947f1]161  }
[7d4fbcd]162
[15b34fd]163  snprintf(filename, MAXPATHLEN, "%s/%s", logpath, to);
[42947f1]164  owl_log_append(m, filename);
[9c590d4]165  owl_free(to);
[7d4fbcd]166
[e1c4636]167  snprintf(filename, MAXPATHLEN, "%s/all", logpath);
[42947f1]168  owl_log_append(m, filename);
[9c590d4]169  owl_free(logpath);
[7d4fbcd]170}
171
[42947f1]172
[e19eb97]173void owl_log_outgoing_zephyr_error(const char *to, const char *text)
[2b86d14]174{
175  FILE *file;
176  char filename[MAXPATHLEN], *logpath;
[180cd15]177  char *tobuff, *zwriteline;
178  owl_message *m;
179
180  /* create a present message so we can pass it to
181   * owl_log_shouldlog_message()
182   */
183  zwriteline=owl_sprintf("zwrite %s", to);
184  m=owl_function_make_outgoing_zephyr(text, zwriteline, "");
185  owl_free(zwriteline);
186  if (!owl_log_shouldlog_message(m)) {
187    owl_message_free(m);
188    return;
189  }
190  owl_message_free(m);
[2b86d14]191
[180cd15]192  /* chop off a local realm */
[15b34fd]193  tobuff=short_zuser(to);
[2b86d14]194
195  /* expand ~ in path names */
[15b34fd]196  logpath = owl_text_substitute(owl_global_get_logpath(&g), "~", owl_global_get_homedir(&g));
[2b86d14]197
198  snprintf(filename, MAXPATHLEN, "%s/%s", logpath, tobuff);
199  file=fopen(filename, "a");
200  if (!file) {
201    owl_function_error("Unable to open file for outgoing logging");
202    owl_free(logpath);
[15b34fd]203    owl_free(tobuff);
[2b86d14]204    return;
205  }
206  fprintf(file, "ERROR (owl): %s\n%s\n", tobuff, text);
207  if (text[strlen(text)-1]!='\n') {
208    fprintf(file, "\n");
209  }
210  fclose(file);
211
212  snprintf(filename, MAXPATHLEN, "%s/all", logpath);
213  owl_free(logpath);
214  file=fopen(filename, "a");
215  if (!file) {
216    owl_function_error("Unable to open file for outgoing logging");
[15b34fd]217    owl_free(tobuff);
[2b86d14]218    return;
219  }
220  fprintf(file, "ERROR (owl): %s\n%s\n", tobuff, text);
221  if (text[strlen(text)-1]!='\n') {
222    fprintf(file, "\n");
223  }
224  fclose(file);
225
226  owl_free(tobuff);
227}
228
[c08c70a]229void owl_log_incoming(const owl_message *m)
[15283bb]230{
[e1c4636]231  char filename[MAXPATHLEN], allfilename[MAXPATHLEN], *logpath;
[e19eb97]232  const char *from=NULL;
[65b2173]233  char *frombuff=NULL;
[7d4fbcd]234  int len, ch, i, personal;
[12c35df]235
[15b34fd]236  /* figure out if it's a "personal" message or not */
[aac889a]237  if (owl_message_is_type_zephyr(m)) {
238    if (owl_message_is_personal(m)) {
[42947f1]239      personal = 1;
[aac889a]240    } else {
[42947f1]241      personal = 0;
[aac889a]242    }
[2182be3]243  } else if (owl_message_is_type_jabber(m)) {
[42947f1]244    /* This needs to be fixed to handle groupchat */
[e19eb97]245    const char* msgtype = owl_message_get_attribute_value(m,"jtype");
[42947f1]246    if (msgtype && !strcmp(msgtype,"groupchat")) {
247      personal = 0;
248    } else {
249      personal = 1;
250    }
[7d4fbcd]251  } else {
[79a0e82]252    if (owl_message_is_private(m) || owl_message_is_loginout(m)) {
[42947f1]253      personal = 1;
[aac889a]254    } else {
[42947f1]255      personal = 0;
[aac889a]256    }
[7d4fbcd]257  }
258
[2182be3]259
[aac889a]260  if (owl_message_is_type_zephyr(m)) {
261    if (personal) {
[3066d23]262      from=frombuff=short_zuser(owl_message_get_sender(m));
[aac889a]263    } else {
264      from=frombuff=owl_strdup(owl_message_get_class(m));
[7d4fbcd]265    }
[aac889a]266  } else if (owl_message_is_type_aim(m)) {
267    /* we do not yet handle chat rooms */
[28ee32b]268    char *normalto, *temp;
269    temp = owl_aim_normalize_screenname(owl_message_get_sender(m));
270    normalto = g_utf8_strdown(temp, -1);
[421c286f]271    from=frombuff=owl_sprintf("aim:%s", normalto);
272    owl_free(normalto);
[28ee32b]273    owl_free(temp);
[37eab7f]274  } else if (owl_message_is_type_loopback(m)) {
275    from=frombuff=owl_strdup("loopback");
[2182be3]276  } else if (owl_message_is_type_jabber(m)) {
[5c30091]277    if (personal) {
278      from=frombuff=owl_sprintf("jabber:%s",owl_message_get_sender(m));
279    } else {
280      from=frombuff=owl_sprintf("jabber:%s",owl_message_get_recipient(m));
281    }
[e6449bc]282  } else {
283    from=frombuff=owl_strdup("unknown");
[7d4fbcd]284  }
285 
286  /* check for malicious sender formats */
287  len=strlen(frombuff);
288  if (len<1 || len>35) from="weird";
289  if (strchr(frombuff, '/')) from="weird";
290
291  ch=frombuff[0];
[28ee32b]292  if (!g_ascii_isalnum(ch)) from="weird";
[7d4fbcd]293
294  for (i=0; i<len; i++) {
[e1c4636]295    if (frombuff[i]<'!' || frombuff[i]>='~') from="weird";
[7d4fbcd]296  }
297
298  if (!strcmp(frombuff, ".") || !strcasecmp(frombuff, "..")) from="weird";
299
300  if (!personal) {
[28ee32b]301    if (strcmp(from, "weird")) {
302      char* temp = g_utf8_strdown(frombuff, -1);
303      if (temp) {
304        owl_free(frombuff);
305        from = frombuff = temp;
306      }
307    }
[7d4fbcd]308  }
309
[e1c4636]310  /* create the filename (expanding ~ in path names) */
[7d4fbcd]311  if (personal) {
[15b34fd]312    logpath = owl_text_substitute(owl_global_get_logpath(&g), "~", owl_global_get_homedir(&g));
[e1c4636]313    snprintf(filename, MAXPATHLEN, "%s/%s", logpath, from);
314    snprintf(allfilename, MAXPATHLEN, "%s/all", logpath);
[d0961fe]315    owl_log_append(m, allfilename);
[e1c4636]316
[7d4fbcd]317  } else {
[15b34fd]318    logpath = owl_text_substitute(owl_global_get_classlogpath(&g), "~", owl_global_get_homedir(&g));
[e1c4636]319    snprintf(filename, MAXPATHLEN, "%s/%s", logpath, from);
[7d4fbcd]320  }
[37eab7f]321
[42947f1]322  owl_log_append(m, filename);
[7d4fbcd]323
[d0961fe]324  if (personal && owl_message_is_type_zephyr(m)) {
[af1920fd]325    /* We want to log to all of the CC'd people who were not us, or
326     * the sender, as well.
327     */
[d0961fe]328    char *cc, *temp;
329    cc = owl_message_get_cc_without_recipient(m);
330    if (cc != NULL) {
331      temp = strtok(cc, " ");
332      while (temp != NULL) {
333        temp = short_zuser(temp);
334        if (strcasecmp(temp, frombuff) != 0) {
335          snprintf(filename, MAXPATHLEN, "%s/%s", logpath, temp);
336          owl_log_append(m, filename);
337        }
338        temp = strtok(NULL, " ");
339      }
340      owl_free(cc);
341    }
342  }
[7d4fbcd]343
[d0961fe]344  owl_free(frombuff);
345  owl_free(logpath);
[7d4fbcd]346}
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