e570381f5f54bb95276edad48401831a72be8df1
[citadel.git] / citadel / modules / migrate / serv_migrate.c
1 /*
2  * $Id$
3  *
4  * Copyright (c) 2000-2009 by the citadel.org development team
5  *
6  * This module dumps and/or loads the Citadel database in XML format.
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License as published by
10  * the Free Software Foundation; either version 3, or (at your option)
11  * any later version.
12  *
13  * This program is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16  * GNU General Public License for more details.
17  *
18  * You should have received a copy of the GNU General Public License
19  * along with this program; if not, write to the Free Software
20  * Foundation, Inc., 51 Franklin Street, Fifth Floor,
21  * Boston, MA 02110-1301, USA.
22  * 
23  */
24
25 #include "sysdep.h"
26 #include <stdlib.h>
27 #include <unistd.h>
28 #include <stdio.h>
29 #include <fcntl.h>
30 #include <signal.h>
31 #include <pwd.h>
32 #include <errno.h>
33 #include <sys/types.h>
34
35 #if TIME_WITH_SYS_TIME
36 # include <sys/time.h>
37 # include <time.h>
38 #else
39 # if HAVE_SYS_TIME_H
40 #  include <sys/time.h>
41 # else
42 #  include <time.h>
43 # endif
44 #endif
45
46 #include <sys/wait.h>
47 #include <string.h>
48 #include <ctype.h>
49 #include <limits.h>
50 #include <expat.h>
51 #include <libcitadel.h>
52 #include "citadel.h"
53 #include "server.h"
54 #include "citserver.h"
55 #include "support.h"
56 #include "config.h"
57 #include "database.h"
58 #include "msgbase.h"
59 #include "user_ops.h"
60 #include "control.h"
61 #include "euidindex.h"
62
63
64 #include "ctdl_module.h"
65
66
67
68 #define END_OF_MESSAGE  "---eom---dbd---"
69
70 char migr_tempfilename1[PATH_MAX];
71 char migr_tempfilename2[PATH_MAX];
72 FILE *migr_global_message_list;
73
74
75
76
77 /*
78  * Code which implements the export appears in this section
79  */
80
81
82
83 /*
84  * Output a string to the client with these characters escaped:  & < >
85  */
86 void xml_strout(char *str) {
87
88         char *c = str;
89
90         while (*c != 0) {
91                 if (*c == '&') {
92                         client_write("&amp;", 5);
93                 }
94                 else if (*c == '<') {
95                         client_write("&lt;", 4);
96                 }
97                 else if (*c == '>') {
98                         client_write("&gt;", 4);
99                 }
100                 else {
101                         client_write(c, 1);
102                 }
103                 ++c;
104         }
105 }
106
107
108 /*
109  * Export a user record as XML
110  */
111 void migr_export_users_backend(struct ctdluser *buf, void *data) {
112         client_write("<user>\n", 7);
113         cprintf("<u_version>%d</u_version>\n", buf->version);
114         cprintf("<u_uid>%ld</u_uid>\n", (long)buf->uid);
115         client_write("<u_password>", 12);       xml_strout(buf->password);              client_write("</u_password>\n", 14);
116         cprintf("<u_flags>%u</u_flags>\n", buf->flags);
117         cprintf("<u_timescalled>%ld</u_timescalled>\n", buf->timescalled);
118         cprintf("<u_posted>%ld</u_posted>\n", buf->posted);
119         cprintf("<u_axlevel>%d</u_axlevel>\n", buf->axlevel);
120         cprintf("<u_usernum>%ld</u_usernum>\n", buf->usernum);
121         cprintf("<u_lastcall>%ld</u_lastcall>\n", (long)buf->lastcall);
122         cprintf("<u_USuserpurge>%d</u_USuserpurge>\n", buf->USuserpurge);
123         client_write("<u_fullname>", 12);       xml_strout(buf->fullname);              client_write("</u_fullname>\n", 14);
124         client_write("</user>\n", 8);
125 }
126
127
128 void migr_export_users(void) {
129         ForEachUser(migr_export_users_backend, NULL);
130 }
131
132
133 void migr_export_room_msg(long msgnum, void *userdata) {
134         cprintf("%ld\n", msgnum);
135         fprintf(migr_global_message_list, "%ld\n", msgnum);
136 }
137
138
139 void migr_export_rooms_backend(struct ctdlroom *buf, void *data) {
140         client_write("<room>\n", 7);
141         client_write("<QRname>", 8);    xml_strout(buf->QRname);        client_write("</QRname>\n", 10);
142         client_write("<QRpasswd>", 10); xml_strout(buf->QRpasswd);      client_write("</QRpasswd>\n", 12);
143         cprintf("<QRroomaide>%ld</QRroomaide>\n", buf->QRroomaide);
144         cprintf("<QRhighest>%ld</QRhighest>\n", buf->QRhighest);
145         cprintf("<QRgen>%ld</QRgen>\n", (long)buf->QRgen);
146         cprintf("<QRflags>%u</QRflags>\n", buf->QRflags);
147         client_write("<QRdirname>", 11);        xml_strout(buf->QRdirname);     client_write("</QRdirname>\n", 13);
148         cprintf("<QRinfo>%ld</QRinfo>\n", buf->QRinfo);
149         cprintf("<QRfloor>%d</QRfloor>\n", buf->QRfloor);
150         cprintf("<QRmtime>%ld</QRmtime>\n", (long)buf->QRmtime);
151         cprintf("<QRexpire_mode>%d</QRexpire_mode>\n", buf->QRep.expire_mode);
152         cprintf("<QRexpire_value>%d</QRexpire_value>\n", buf->QRep.expire_value);
153         cprintf("<QRnumber>%ld</QRnumber>\n", buf->QRnumber);
154         cprintf("<QRorder>%d</QRorder>\n", buf->QRorder);
155         cprintf("<QRflags2>%u</QRflags2>\n", buf->QRflags2);
156         cprintf("<QRdefaultview>%d</QRdefaultview>\n", buf->QRdefaultview);
157         client_write("</room>\n", 8);
158
159         /* message list goes inside this tag */
160
161         CtdlGetRoom(&CC->room, buf->QRname);
162         client_write("<room_messages>", 15);
163         client_write("<FRname>", 8);    xml_strout(CC->room.QRname);    client_write("</FRname>\n", 10);
164         client_write("<FRmsglist>", 11);
165         CtdlForEachMessage(MSGS_ALL, 0L, NULL, NULL, NULL, migr_export_room_msg, NULL);
166         client_write("</FRmsglist>\n", 13);
167         client_write("</room_messages>\n", 17);
168
169
170 }
171
172
173 void migr_export_rooms(void) {
174         char cmd[SIZ];
175         migr_global_message_list = fopen(migr_tempfilename1, "w");
176         if (migr_global_message_list != NULL) {
177                 CtdlForEachRoom(migr_export_rooms_backend, NULL);
178                 fclose(migr_global_message_list);
179         }
180
181         /*
182          * Process the 'global' message list.  (Sort it and remove dups.
183          * Dups are ok because a message may be in more than one room, but
184          * this will be handled by exporting the reference count, not by
185          * exporting the message multiple times.)
186          */
187         snprintf(cmd, sizeof cmd, "sort <%s >%s", migr_tempfilename1, migr_tempfilename2);
188         if (system(cmd) != 0) CtdlLogPrintf(CTDL_ALERT, "Error %d\n", errno);
189         snprintf(cmd, sizeof cmd, "uniq <%s >%s", migr_tempfilename2, migr_tempfilename1);
190         if (system(cmd) != 0) CtdlLogPrintf(CTDL_ALERT, "Error %d\n", errno);
191 }
192
193
194 void migr_export_floors(void) {
195         struct floor qfbuf, *buf;
196         int i;
197
198         for (i=0; i < MAXFLOORS; ++i) {
199                 client_write("<floor>\n", 8);
200                 cprintf("<f_num>%d</f_num>\n", i);
201                 CtdlGetFloor(&qfbuf, i);
202                 buf = &qfbuf;
203                 cprintf("<f_flags>%u</f_flags>\n", buf->f_flags);
204                 client_write("<f_name>", 8); xml_strout(buf->f_name); client_write("</f_name>\n", 10);
205                 cprintf("<f_ref_count>%d</f_ref_count>\n", buf->f_ref_count);
206                 cprintf("<f_ep_expire_mode>%d</f_ep_expire_mode>\n", buf->f_ep.expire_mode);
207                 cprintf("<f_ep_expire_value>%d</f_ep_expire_value>\n", buf->f_ep.expire_value);
208                 client_write("</floor>\n", 9);
209         }
210 }
211
212
213
214 /* 
215  *  Traverse the visits file...
216  */
217 void migr_export_visits(void) {
218         struct visit vbuf;
219         struct cdbdata *cdbv;
220
221         cdb_rewind(CDB_VISIT);
222
223         while (cdbv = cdb_next_item(CDB_VISIT), cdbv != NULL) {
224                 memset(&vbuf, 0, sizeof(struct visit));
225                 memcpy(&vbuf, cdbv->ptr,
226                        ((cdbv->len > sizeof(struct visit)) ?
227                         sizeof(struct visit) : cdbv->len));
228                 cdb_free(cdbv);
229
230                 client_write("<visit>\n", 8);
231                 cprintf("<v_roomnum>%ld</v_roomnum>\n", vbuf.v_roomnum);
232                 cprintf("<v_roomgen>%ld</v_roomgen>\n", vbuf.v_roomgen);
233                 cprintf("<v_usernum>%ld</v_usernum>\n", vbuf.v_usernum);
234
235                 client_write("<v_seen>", 8);
236                 if (!IsEmptyStr(vbuf.v_seen)) {
237                         xml_strout(vbuf.v_seen);
238                 }
239                 else {
240                         cprintf("%ld", vbuf.v_lastseen);
241                 }
242                 client_write("</v_seen>", 9);
243
244                 client_write("<v_answered>", 12); xml_strout(vbuf.v_answered); client_write("</v_answered>\n", 14);
245                 cprintf("<v_flags>%u</v_flags>\n", vbuf.v_flags);
246                 cprintf("<v_view>%d</v_view>\n", vbuf.v_view);
247                 client_write("</visit>\n", 9);
248         }
249 }
250
251
252 void migr_export_message(long msgnum) {
253         struct MetaData smi;
254         struct CtdlMessage *msg;
255         struct ser_ret smr;
256
257         /* We can use a static buffer here because there will never be more than
258          * one of this operation happening at any given time, and it's really best
259          * to just keep it allocated once instead of torturing malloc/free.
260          * Call this function with msgnum "-1" to free the buffer when finished.
261          */
262         static int encoded_alloc = 0;
263         static char *encoded_msg = NULL;
264
265         if (msgnum < 0) {
266                 if ((encoded_alloc == 0) && (encoded_msg != NULL)) {
267                         free(encoded_msg);
268                         encoded_alloc = 0;
269                         encoded_msg = NULL;
270                 }
271                 return;
272         }
273
274         /* Ok, here we go ... */
275
276         msg = CtdlFetchMessage(msgnum, 1);
277         if (msg == NULL) return;        /* fail silently */
278
279         client_write("<message>\n", 10);
280         GetMetaData(&smi, msgnum);
281         cprintf("<msg_msgnum>%ld</msg_msgnum>\n", msgnum);
282         cprintf("<msg_meta_refcount>%d</msg_meta_refcount>\n", smi.meta_refcount);
283         client_write("<msg_meta_content_type>", 23); xml_strout(smi.meta_content_type); client_write("</msg_meta_content_type>\n", 25);
284
285         client_write("<msg_text>", 10);
286         serialize_message(&smr, msg);
287         CtdlFreeMessage(msg);
288
289         /* Predict the buffer size we need.  Expand the buffer if necessary. */
290         int encoded_len = smr.len * 15 / 10 ;
291         if (encoded_len > encoded_alloc) {
292                 encoded_alloc = encoded_len;
293                 encoded_msg = realloc(encoded_msg, encoded_alloc);
294         }
295
296         if (encoded_msg == NULL) {
297                 /* Questionable hack that hopes it'll work next time and we only lose one message */
298                 encoded_alloc = 0;
299         }
300         else {
301                 /* Once we do the encoding we know the exact size */
302                 encoded_len = CtdlEncodeBase64(encoded_msg, (char *)smr.ser, smr.len, 1);
303                 client_write(encoded_msg, encoded_len);
304         }
305
306         free(smr.ser);
307
308         client_write("</msg_text>\n", 12);
309         client_write("</message>\n", 11);
310 }
311
312
313
314 void migr_export_openids(void) {
315         struct cdbdata *cdboi;
316         long usernum;
317         char url[512];
318
319         cdb_rewind(CDB_OPENID);
320         while (cdboi = cdb_next_item(CDB_OPENID), cdboi != NULL) {
321                 if (cdboi->len > sizeof(long)) {
322                         client_write("<openid>\n", 9);
323                         memcpy(&usernum, cdboi->ptr, sizeof(long));
324                         snprintf(url, sizeof url, "%s", (cdboi->ptr)+sizeof(long) );
325                         client_write("<oid_url>", 9);
326                         xml_strout(url);
327                         client_write("</oid_url>\n", 11);
328                         cprintf("<oid_usernum>%ld</oid_usernum>\n", usernum);
329                         client_write("</openid>\n", 10);
330                 }
331                 cdb_free(cdboi);
332         }
333 }
334
335
336
337
338 void migr_export_messages(void) {
339         char buf[SIZ];
340         long msgnum;
341         int count = 0;
342         CitContext *Ctx;
343
344         Ctx = CC;
345         migr_global_message_list = fopen(migr_tempfilename1, "r");
346         if (migr_global_message_list != NULL) {
347                 CtdlLogPrintf(CTDL_INFO, "Opened %s\n", migr_tempfilename1);
348                 while ((Ctx->kill_me != 1) && 
349                        (fgets(buf, sizeof(buf), migr_global_message_list) != NULL)) {
350                         msgnum = atol(buf);
351                         if (msgnum > 0L) {
352                                 migr_export_message(msgnum);
353                                 ++count;
354                         }
355                 }
356                 fclose(migr_global_message_list);
357         }
358         if (Ctx->kill_me != 1)
359                 CtdlLogPrintf(CTDL_INFO, "Exported %d messages.\n", count);
360         else
361                 CtdlLogPrintf(CTDL_ERR, "Export aborted due to client disconnect! \n");
362
363         migr_export_message(-1L);       /* This frees the encoding buffer */
364 }
365
366
367
368 void migr_do_export(void) {
369         struct config *buf;
370         buf = &config;
371         CitContext *Ctx;
372
373         Ctx = CC;
374         cprintf("%d Exporting all Citadel databases.\n", LISTING_FOLLOWS);
375         Ctx->dont_term = 1;
376
377         client_write("<?xml version=\"1.0\" encoding=\"UTF-8\" ?>\n", 40);
378         client_write("<citadel_migrate_data>\n", 23);
379         cprintf("<version>%d</version>\n", REV_LEVEL);
380
381         /* export the config file (this is done using x-macros) */
382         client_write("<config>\n", 9);
383         client_write("<c_nodename>", 12);       xml_strout(config.c_nodename);          client_write("</c_nodename>\n", 14);
384         client_write("<c_fqdn>", 8);            xml_strout(config.c_fqdn);              client_write("</c_fqdn>\n", 10);
385         client_write("<c_humannode>", 13);      xml_strout(config.c_humannode);         client_write("</c_humannode>\n", 15);
386         client_write("<c_phonenum>", 12);       xml_strout(config.c_phonenum);          client_write("</c_phonenum>\n", 14);
387         cprintf("<c_ctdluid>%d</c_ctdluid>\n", config.c_ctdluid);
388         cprintf("<c_creataide>%d</c_creataide>\n", config.c_creataide);
389         cprintf("<c_sleeping>%d</c_sleeping>\n", config.c_sleeping);
390         cprintf("<c_initax>%d</c_initax>\n", config.c_initax);
391         cprintf("<c_regiscall>%d</c_regiscall>\n", config.c_regiscall);
392         cprintf("<c_twitdetect>%d</c_twitdetect>\n", config.c_twitdetect);
393         client_write("<c_twitroom>", 12);       xml_strout(config.c_twitroom);          client_write("</c_twitroom>\n", 14);
394         client_write("<c_moreprompt>", 14);     xml_strout(config.c_moreprompt);        client_write("</c_moreprompt>\n", 16);
395         cprintf("<c_restrict>%d</c_restrict>\n", config.c_restrict);
396         client_write("<c_site_location>", 17);  xml_strout(config.c_site_location);     client_write("</c_site_location>\n", 19);
397         client_write("<c_sysadm>", 10);         xml_strout(config.c_sysadm);            client_write("</c_sysadm>\n", 12);
398         cprintf("<c_setup_level>%d</c_setup_level>\n", config.c_setup_level);
399         cprintf("<c_maxsessions>%d</c_maxsessions>\n", config.c_maxsessions);
400         client_write("<c_ip_addr>", 11);        xml_strout(config.c_ip_addr);           client_write("</c_ip_addr>\n", 13);
401         cprintf("<c_port_number>%d</c_port_number>\n", config.c_port_number);
402         cprintf("<c_ep_expire_mode>%d</c_ep_expire_mode>\n", config.c_ep.expire_mode);
403         cprintf("<c_ep_expire_value>%d</c_ep_expire_value>\n", config.c_ep.expire_value);
404         cprintf("<c_userpurge>%d</c_userpurge>\n", config.c_userpurge);
405         cprintf("<c_roompurge>%d</c_roompurge>\n", config.c_roompurge);
406         client_write("<c_logpages>", 12);       xml_strout(config.c_logpages);          client_write("</c_logpages>\n", 14);
407         cprintf("<c_createax>%d</c_createax>\n", config.c_createax);
408         cprintf("<c_maxmsglen>%ld</c_maxmsglen>\n", config.c_maxmsglen);
409         cprintf("<c_min_workers>%d</c_min_workers>\n", config.c_min_workers);
410         cprintf("<c_max_workers>%d</c_max_workers>\n", config.c_max_workers);
411         cprintf("<c_pop3_port>%d</c_pop3_port>\n", config.c_pop3_port);
412         cprintf("<c_smtp_port>%d</c_smtp_port>\n", config.c_smtp_port);
413         cprintf("<c_rfc822_strict_from>%d</c_rfc822_strict_from>\n", config.c_rfc822_strict_from);
414         cprintf("<c_aide_zap>%d</c_aide_zap>\n", config.c_aide_zap);
415         cprintf("<c_imap_port>%d</c_imap_port>\n", config.c_imap_port);
416         cprintf("<c_net_freq>%ld</c_net_freq>\n", config.c_net_freq);
417         cprintf("<c_disable_newu>%d</c_disable_newu>\n", config.c_disable_newu);
418         cprintf("<c_enable_fulltext>%d</c_enable_fulltext>\n", config.c_enable_fulltext);
419         client_write("<c_baseroom>", 12);       xml_strout(config.c_baseroom);          client_write("</c_baseroom>\n", 14);
420         client_write("<c_aideroom>", 12);       xml_strout(config.c_aideroom);          client_write("</c_aideroom>\n", 14);
421         cprintf("<c_purge_hour>%d</c_purge_hour>\n", config.c_purge_hour);
422         cprintf("<c_mbxep_expire_mode>%d</c_mbxep_expire_mode>\n", config.c_mbxep.expire_mode);
423         cprintf("<c_mbxep_expire_value>%d</c_mbxep_expire_value>\n", config.c_mbxep.expire_value);
424         client_write("<c_ldap_host>", 13);      xml_strout(config.c_ldap_host);         client_write("</c_ldap_host>\n", 15);
425         cprintf("<c_ldap_port>%d</c_ldap_port>\n", config.c_ldap_port);
426         client_write("<c_ldap_base_dn>", 16);   xml_strout(config.c_ldap_base_dn);      client_write("</c_ldap_base_dn>\n", 18);
427         client_write("<c_ldap_bind_dn>", 16);   xml_strout(config.c_ldap_bind_dn);      client_write("</c_ldap_bind_dn>\n", 18);
428         client_write("<c_ldap_bind_pw>", 16);   xml_strout(config.c_ldap_bind_pw);      client_write("</c_ldap_bind_pw>\n", 18);
429         cprintf("<c_msa_port>%d</c_msa_port>\n", config.c_msa_port);
430         cprintf("<c_imaps_port>%d</c_imaps_port>\n", config.c_imaps_port);
431         cprintf("<c_pop3s_port>%d</c_pop3s_port>\n", config.c_pop3s_port);
432         cprintf("<c_smtps_port>%d</c_smtps_port>\n", config.c_smtps_port);
433         cprintf("<c_auto_cull>%d</c_auto_cull>\n", config.c_auto_cull);
434         cprintf("<c_instant_expunge>%d</c_instant_expunge>\n", config.c_instant_expunge);
435         cprintf("<c_allow_spoofing>%d</c_allow_spoofing>\n", config.c_allow_spoofing);
436         cprintf("<c_journal_email>%d</c_journal_email>\n", config.c_journal_email);
437         cprintf("<c_journal_pubmsgs>%d</c_journal_pubmsgs>\n", config.c_journal_pubmsgs);
438         client_write("<c_journal_dest>", 16);   xml_strout(config.c_journal_dest);      client_write("</c_journal_dest>\n", 18);
439         client_write("<c_default_cal_zone>", 20);       xml_strout(config.c_default_cal_zone);  client_write("</c_default_cal_zone>\n", 22);
440         cprintf("<c_pftcpdict_port>%d</c_pftcpdict_port>\n", config.c_pftcpdict_port);
441         cprintf("<c_managesieve_port>%d</c_managesieve_port>\n", config.c_managesieve_port);
442         cprintf("<c_auth_mode>%d</c_auth_mode>\n", config.c_auth_mode);
443         client_write("<c_funambol_host>", 17);  xml_strout(config.c_funambol_host);     client_write("</c_funambol_host>\n", 19);
444         cprintf("<c_funambol_port>%d</c_funambol_port>\n", config.c_funambol_port);
445         client_write("<c_funambol_source>", 19);        xml_strout(config.c_funambol_source);   client_write("</c_funambol_source>\n", 21);
446         client_write("<c_funambol_auth>", 17);  xml_strout(config.c_funambol_auth);     client_write("</c_funambol_auth>\n", 19);
447         cprintf("<c_rbl_at_greeting>%d</c_rbl_at_greeting>\n", config.c_rbl_at_greeting);
448         client_write("<c_master_user>", 15);    xml_strout(config.c_master_user);               client_write("</c_master_user>\n", 17);
449         client_write("<c_master_pass>", 15);    xml_strout(config.c_master_pass);               client_write("</c_master_pass>\n", 17);
450         client_write("<c_pager_program>", 17);  xml_strout(config.c_pager_program);             client_write("</c_pager_program>\n", 19);
451         cprintf("<c_imap_keep_from>%d</c_imap_keep_from>\n", config.c_imap_keep_from);
452         cprintf("<c_xmpp_c2s_port>%d</c_xmpp_c2s_port>\n", config.c_xmpp_c2s_port);
453         cprintf("<c_xmpp_s2s_port>%d</c_xmpp_s2s_port>\n", config.c_xmpp_s2s_port);
454         cprintf("<c_pop3_fetch>%ld</c_pop3_fetch>\n", config.c_pop3_fetch);
455         cprintf("<c_pop3_fastest>%ld</c_pop3_fastest>\n", config.c_pop3_fastest);
456         cprintf("<c_spam_flag_only>%d</c_spam_flag_only>\n", config.c_spam_flag_only);
457         client_write("</config>\n", 10);
458         
459         /* Export the control file */
460         get_control();
461         client_write("<control>\n", 10);
462         cprintf("<control_highest>%ld</control_highest>\n", CitControl.MMhighest);
463         cprintf("<control_flags>%u</control_flags>\n", CitControl.MMflags);
464         cprintf("<control_nextuser>%ld</control_nextuser>\n", CitControl.MMnextuser);
465         cprintf("<control_nextroom>%ld</control_nextroom>\n", CitControl.MMnextroom);
466         cprintf("<control_version>%d</control_version>\n", CitControl.version);
467         client_write("</control>\n", 11);
468
469         if (Ctx->kill_me != 1)  migr_export_users();
470         if (Ctx->kill_me != 1)  migr_export_openids();
471         if (Ctx->kill_me != 1)  migr_export_rooms();
472         if (Ctx->kill_me != 1)  migr_export_floors();
473         if (Ctx->kill_me != 1)  migr_export_visits();
474         if (Ctx->kill_me != 1)  migr_export_messages();
475         client_write("</citadel_migrate_data>\n", 24);
476         client_write("000\n", 4);
477         Ctx->dont_term = 0;
478 }
479
480
481
482
483         
484 /*
485  * Here's the code that implements the import side.  It's going to end up being
486  * one big loop with lots of global variables.  I don't care.  You wouldn't run
487  * multiple concurrent imports anyway.  If this offends your delicate sensibilities
488  * then go rewrite it in Ruby on Rails or something.
489  */
490
491
492 int citadel_migrate_data = 0;           /* Are we inside a <citadel_migrate_data> tag pair? */
493 char *migr_chardata = NULL;
494 int migr_chardata_len = 0;
495 struct ctdluser usbuf;
496 struct ctdlroom qrbuf;
497 char openid_url[512];
498 long openid_usernum = 0;
499 char FRname[ROOMNAMELEN];
500 struct floor flbuf;
501 int floornum = 0;
502 struct visit vbuf;
503 struct MetaData smi;
504 long import_msgnum = 0;
505 char *decoded_msg = NULL;
506
507 /*
508  * This callback stores up the data which appears in between tags.
509  */
510 void migr_xml_chardata(void *data, const XML_Char *s, int len) {
511         int old_len;
512         int new_len;
513         char *new_buffer;
514
515         old_len = migr_chardata_len;
516         new_len = old_len + len;
517         new_buffer = realloc(migr_chardata, new_len + 1);
518         if (new_buffer != NULL) {
519                 memcpy(&new_buffer[old_len], s, len);
520                 new_buffer[new_len] = 0;
521                 migr_chardata = new_buffer;
522                 migr_chardata_len = new_len;
523         }
524 }
525
526
527 void migr_xml_start(void *data, const char *el, const char **attr) {
528         int i;
529
530         /*** GENERAL STUFF ***/
531
532         /* Throw away any existing chardata */
533         if (migr_chardata != NULL) {
534                 free(migr_chardata);
535                 migr_chardata = NULL;
536                 migr_chardata_len = 0;
537         }
538
539         if (!strcasecmp(el, "citadel_migrate_data")) {
540                 ++citadel_migrate_data;
541
542                 /* As soon as it looks like the input data is a genuine Citadel XML export,
543                  * whack the existing database on disk to make room for the new one.
544                  */
545                 if (citadel_migrate_data == 1) {
546                         for (i = 0; i < MAXCDB; ++i) {
547                                 cdb_trunc(i);
548                         }
549                 }
550                 return;
551         }
552
553         if (citadel_migrate_data != 1) {
554                 CtdlLogPrintf(CTDL_ALERT, "Out-of-sequence tag <%s> detected.  Warning: ODD-DATA!\n");
555                 return;
556         }
557
558         /* When we begin receiving XML for one of these record types, clear out the associated
559          * buffer so we don't accidentally carry over any data from a previous record.
560          */
561         if (!strcasecmp(el, "user"))                    memset(&usbuf, 0, sizeof (struct ctdluser));
562         else if (!strcasecmp(el, "openid"))             memset(openid_url, 0, sizeof openid_url);
563         else if (!strcasecmp(el, "room"))               memset(&qrbuf, 0, sizeof (struct ctdlroom));
564         else if (!strcasecmp(el, "room_messages"))      memset(FRname, 0, sizeof FRname);
565         else if (!strcasecmp(el, "floor"))              memset(&flbuf, 0, sizeof (struct floor));
566         else if (!strcasecmp(el, "visit"))              memset(&vbuf, 0, sizeof (struct visit));
567
568         else if (!strcasecmp(el, "message")) {
569                 memset(&smi, 0, sizeof (struct MetaData));
570                 import_msgnum = 0;
571                 if (decoded_msg != NULL) {
572                         free(decoded_msg);
573                         decoded_msg = NULL;
574                 }
575         }
576
577 }
578
579
580 void migr_xml_end(void *data, const char *el) {
581         char *ptr;
582         int msgcount = 0;
583         long msgnum = 0L;
584         long *msglist = NULL;
585         int msglist_alloc = 0;
586         int i;
587         int is_textual_seen = 0;
588         long msglen;
589         int len;
590
591         /*** GENERAL STUFF ***/
592
593         if (!strcasecmp(el, "citadel_migrate_data")) {
594                 --citadel_migrate_data;
595                 return;
596         }
597
598         if (citadel_migrate_data != 1) {
599                 CtdlLogPrintf(CTDL_ALERT, "Out-of-sequence tag <%s> detected.  Warning: ODD-DATA!\n");
600                 return;
601         }
602
603         if (migr_chardata == NULL) {            /* If NULL chardata, substitute an empty string instead. */
604                 migr_chardata = strdup("");
605                 migr_chardata_len = 0;
606         }
607
608         // CtdlLogPrintf(CTDL_DEBUG, "END TAG: <%s> DATA: <%s>\n", el, (migr_chardata_len ? migr_chardata : ""));
609
610         /*** CONFIG ***/
611
612         if (!strcasecmp(el, "config")) {
613                 config.c_enable_fulltext = 0;   /* always disable */
614                 put_config();
615                 CtdlLogPrintf(CTDL_INFO, "Completed import of server configuration\n");
616         }
617
618         else if (!strcasecmp(el, "c_nodename"))                 safestrncpy(config.c_nodename, migr_chardata, sizeof config.c_nodename);
619         else if (!strcasecmp(el, "c_fqdn"))                     safestrncpy(config.c_fqdn, migr_chardata, sizeof config.c_fqdn);
620         else if (!strcasecmp(el, "c_humannode"))                safestrncpy(config.c_humannode, migr_chardata, sizeof config.c_humannode);
621         else if (!strcasecmp(el, "c_phonenum"))                 safestrncpy(config.c_phonenum, migr_chardata, sizeof config.c_phonenum);
622         else if (!strcasecmp(el, "c_ctdluid"))                  config.c_ctdluid = atoi(migr_chardata);
623         else if (!strcasecmp(el, "c_creataide"))                config.c_creataide = atoi(migr_chardata);
624         else if (!strcasecmp(el, "c_sleeping"))                 config.c_sleeping = atoi(migr_chardata);
625         else if (!strcasecmp(el, "c_initax"))                   config.c_initax = atoi(migr_chardata);
626         else if (!strcasecmp(el, "c_regiscall"))                config.c_regiscall = atoi(migr_chardata);
627         else if (!strcasecmp(el, "c_twitdetect"))               config.c_twitdetect = atoi(migr_chardata);
628         else if (!strcasecmp(el, "c_twitroom"))                 safestrncpy(config.c_twitroom, migr_chardata, sizeof config.c_twitroom);
629         else if (!strcasecmp(el, "c_moreprompt"))               safestrncpy(config.c_moreprompt, migr_chardata, sizeof config.c_moreprompt);
630         else if (!strcasecmp(el, "c_restrict"))                 config.c_restrict = atoi(migr_chardata);
631         else if (!strcasecmp(el, "c_site_location"))            safestrncpy(config.c_site_location, migr_chardata, sizeof config.c_site_location);
632         else if (!strcasecmp(el, "c_sysadm"))                   safestrncpy(config.c_sysadm, migr_chardata, sizeof config.c_sysadm);
633         else if (!strcasecmp(el, "c_setup_level"))              config.c_setup_level = atoi(migr_chardata);
634         else if (!strcasecmp(el, "c_maxsessions"))              config.c_maxsessions = atoi(migr_chardata);
635         else if (!strcasecmp(el, "c_ip_addr"))                  safestrncpy(config.c_ip_addr, migr_chardata, sizeof config.c_ip_addr);
636         else if (!strcasecmp(el, "c_port_number"))              config.c_port_number = atoi(migr_chardata);
637         else if (!strcasecmp(el, "c_ep_expire_mode"))           config.c_ep.expire_mode = atoi(migr_chardata);
638         else if (!strcasecmp(el, "c_ep_expire_value"))          config.c_ep.expire_value = atoi(migr_chardata);
639         else if (!strcasecmp(el, "c_userpurge"))                config.c_userpurge = atoi(migr_chardata);
640         else if (!strcasecmp(el, "c_roompurge"))                config.c_roompurge = atoi(migr_chardata);
641         else if (!strcasecmp(el, "c_logpages"))                 safestrncpy(config.c_logpages, migr_chardata, sizeof config.c_logpages);
642         else if (!strcasecmp(el, "c_createax"))                 config.c_createax = atoi(migr_chardata);
643         else if (!strcasecmp(el, "c_maxmsglen"))                config.c_maxmsglen = atol(migr_chardata);
644         else if (!strcasecmp(el, "c_min_workers"))              config.c_min_workers = atoi(migr_chardata);
645         else if (!strcasecmp(el, "c_max_workers"))              config.c_max_workers = atoi(migr_chardata);
646         else if (!strcasecmp(el, "c_pop3_port"))                config.c_pop3_port = atoi(migr_chardata);
647         else if (!strcasecmp(el, "c_smtp_port"))                config.c_smtp_port = atoi(migr_chardata);
648         else if (!strcasecmp(el, "c_rfc822_strict_from"))       config.c_rfc822_strict_from = atoi(migr_chardata);
649         else if (!strcasecmp(el, "c_aide_zap"))                 config.c_aide_zap = atoi(migr_chardata);
650         else if (!strcasecmp(el, "c_imap_port"))                config.c_imap_port = atoi(migr_chardata);
651         else if (!strcasecmp(el, "c_net_freq"))                 config.c_net_freq = atol(migr_chardata);
652         else if (!strcasecmp(el, "c_disable_newu"))             config.c_disable_newu = atoi(migr_chardata);
653         else if (!strcasecmp(el, "c_enable_fulltext"))          config.c_enable_fulltext = atoi(migr_chardata);
654         else if (!strcasecmp(el, "c_baseroom"))                 safestrncpy(config.c_baseroom, migr_chardata, sizeof config.c_baseroom);
655         else if (!strcasecmp(el, "c_aideroom"))                 safestrncpy(config.c_aideroom, migr_chardata, sizeof config.c_aideroom);
656         else if (!strcasecmp(el, "c_purge_hour"))               config.c_purge_hour = atoi(migr_chardata);
657         else if (!strcasecmp(el, "c_mbxep_expire_mode"))        config.c_mbxep.expire_mode = atoi(migr_chardata);
658         else if (!strcasecmp(el, "c_mbxep_expire_value"))       config.c_mbxep.expire_value = atoi(migr_chardata);
659         else if (!strcasecmp(el, "c_ldap_host"))                safestrncpy(config.c_ldap_host, migr_chardata, sizeof config.c_ldap_host);
660         else if (!strcasecmp(el, "c_ldap_port"))                config.c_ldap_port = atoi(migr_chardata);
661         else if (!strcasecmp(el, "c_ldap_base_dn"))             safestrncpy(config.c_ldap_base_dn, migr_chardata, sizeof config.c_ldap_base_dn);
662         else if (!strcasecmp(el, "c_ldap_bind_dn"))             safestrncpy(config.c_ldap_bind_dn, migr_chardata, sizeof config.c_ldap_bind_dn);
663         else if (!strcasecmp(el, "c_ldap_bind_pw"))             safestrncpy(config.c_ldap_bind_pw, migr_chardata, sizeof config.c_ldap_bind_pw);
664         else if (!strcasecmp(el, "c_msa_port"))                 config.c_msa_port = atoi(migr_chardata);
665         else if (!strcasecmp(el, "c_imaps_port"))               config.c_imaps_port = atoi(migr_chardata);
666         else if (!strcasecmp(el, "c_pop3s_port"))               config.c_pop3s_port = atoi(migr_chardata);
667         else if (!strcasecmp(el, "c_smtps_port"))               config.c_smtps_port = atoi(migr_chardata);
668         else if (!strcasecmp(el, "c_auto_cull"))                config.c_auto_cull = atoi(migr_chardata);
669         else if (!strcasecmp(el, "c_instant_expunge"))          config.c_instant_expunge = atoi(migr_chardata);
670         else if (!strcasecmp(el, "c_allow_spoofing"))           config.c_allow_spoofing = atoi(migr_chardata);
671         else if (!strcasecmp(el, "c_journal_email"))            config.c_journal_email = atoi(migr_chardata);
672         else if (!strcasecmp(el, "c_journal_pubmsgs"))          config.c_journal_pubmsgs = atoi(migr_chardata);
673         else if (!strcasecmp(el, "c_journal_dest"))             safestrncpy(config.c_journal_dest, migr_chardata, sizeof config.c_journal_dest);
674         else if (!strcasecmp(el, "c_default_cal_zone"))         safestrncpy(config.c_default_cal_zone, migr_chardata, sizeof config.c_default_cal_zone);
675         else if (!strcasecmp(el, "c_pftcpdict_port"))           config.c_pftcpdict_port = atoi(migr_chardata);
676         else if (!strcasecmp(el, "c_managesieve_port"))         config.c_managesieve_port = atoi(migr_chardata);
677         else if (!strcasecmp(el, "c_auth_mode"))                config.c_auth_mode = atoi(migr_chardata);
678         else if (!strcasecmp(el, "c_funambol_host"))            safestrncpy(config.c_funambol_host, migr_chardata, sizeof config.c_funambol_host);
679         else if (!strcasecmp(el, "c_funambol_port"))            config.c_funambol_port = atoi(migr_chardata);
680         else if (!strcasecmp(el, "c_funambol_source"))          safestrncpy(config.c_funambol_source, migr_chardata, sizeof config.c_funambol_source);
681         else if (!strcasecmp(el, "c_funambol_auth"))            safestrncpy(config.c_funambol_auth, migr_chardata, sizeof config.c_funambol_auth);
682         else if (!strcasecmp(el, "c_rbl_at_greeting"))          config.c_rbl_at_greeting = atoi(migr_chardata);
683         else if (!strcasecmp(el, "c_master_user"))              safestrncpy(config.c_master_user, migr_chardata, sizeof config.c_master_user);
684         else if (!strcasecmp(el, "c_master_pass"))              safestrncpy(config.c_master_pass, migr_chardata, sizeof config.c_master_pass);
685         else if (!strcasecmp(el, "c_pager_program"))            safestrncpy(config.c_pager_program, migr_chardata, sizeof config.c_pager_program);
686         else if (!strcasecmp(el, "c_imap_keep_from"))           config.c_imap_keep_from = atoi(migr_chardata);
687         else if (!strcasecmp(el, "c_xmpp_c2s_port"))            config.c_xmpp_c2s_port = atoi(migr_chardata);
688         else if (!strcasecmp(el, "c_xmpp_s2s_port"))            config.c_xmpp_s2s_port = atoi(migr_chardata);
689         else if (!strcasecmp(el, "c_pop3_fetch"))               config.c_pop3_fetch = atol(migr_chardata);
690         else if (!strcasecmp(el, "c_pop3_fastest"))             config.c_pop3_fastest = atol(migr_chardata);
691         else if (!strcasecmp(el, "c_spam_flag_only"))           config.c_spam_flag_only = atoi(migr_chardata);
692
693         /*** CONTROL ***/
694
695         else if (!strcasecmp(el, "control_highest"))            CitControl.MMhighest = atol(migr_chardata);
696         else if (!strcasecmp(el, "control_flags"))              CitControl.MMflags = atoi(migr_chardata);
697         else if (!strcasecmp(el, "control_nextuser"))           CitControl.MMnextuser = atol(migr_chardata);
698         else if (!strcasecmp(el, "control_nextroom"))           CitControl.MMnextroom = atol(migr_chardata);
699         else if (!strcasecmp(el, "control_version"))            CitControl.version = atoi(migr_chardata);
700
701         else if (!strcasecmp(el, "control")) {
702                 CitControl.MMfulltext = (-1L);  /* always flush */
703                 put_control();
704                 CtdlLogPrintf(CTDL_INFO, "Completed import of control record\n");
705         }
706
707         /*** USER ***/
708
709         else if (!strcasecmp(el, "u_version"))                  usbuf.version = atoi(migr_chardata);
710         else if (!strcasecmp(el, "u_uid"))                      usbuf.uid = atol(migr_chardata);
711         else if (!strcasecmp(el, "u_password"))                 safestrncpy(usbuf.password, migr_chardata, sizeof usbuf.password);
712         else if (!strcasecmp(el, "u_flags"))                    usbuf.flags = atoi(migr_chardata);
713         else if (!strcasecmp(el, "u_timescalled"))              usbuf.timescalled = atol(migr_chardata);
714         else if (!strcasecmp(el, "u_posted"))                   usbuf.posted = atol(migr_chardata);
715         else if (!strcasecmp(el, "u_axlevel"))                  usbuf.axlevel = atoi(migr_chardata);
716         else if (!strcasecmp(el, "u_usernum"))                  usbuf.usernum = atol(migr_chardata);
717         else if (!strcasecmp(el, "u_lastcall"))                 usbuf.lastcall = atol(migr_chardata);
718         else if (!strcasecmp(el, "u_USuserpurge"))              usbuf.USuserpurge = atoi(migr_chardata);
719         else if (!strcasecmp(el, "u_fullname"))                 safestrncpy(usbuf.fullname, migr_chardata, sizeof usbuf.fullname);
720
721         else if (!strcasecmp(el, "user")) {
722                 CtdlPutUser(&usbuf);
723                 CtdlLogPrintf(CTDL_INFO, "Imported user: %s\n", usbuf.fullname);
724         }
725
726         /*** OPENID ***/
727
728         else if (!strcasecmp(el, "oid_url"))                    safestrncpy(openid_url, migr_chardata, sizeof openid_url);
729         else if (!strcasecmp(el, "oid_usernum"))                openid_usernum = atol(migr_chardata);
730
731         else if (!strcasecmp(el, "openid")) {                   /* see serv_openid_rp.c for a description of the record format */
732                 char *oid_data;
733                 int oid_data_len;
734                 oid_data_len = sizeof(long) + strlen(openid_url) + 1;
735                 oid_data = malloc(oid_data_len);
736                 memcpy(oid_data, &openid_usernum, sizeof(long));
737                 memcpy(&oid_data[sizeof(long)], openid_url, strlen(openid_url) + 1);
738                 cdb_store(CDB_OPENID, openid_url, strlen(openid_url), oid_data, oid_data_len);
739                 free(oid_data);
740                 CtdlLogPrintf(CTDL_INFO, "Imported OpenID: %s (%ld)\n", openid_url, openid_usernum);
741         }
742
743         /*** ROOM ***/
744
745         else if (!strcasecmp(el, "QRname"))                     safestrncpy(qrbuf.QRname, migr_chardata, sizeof qrbuf.QRname);
746         else if (!strcasecmp(el, "QRpasswd"))                   safestrncpy(qrbuf.QRpasswd, migr_chardata, sizeof qrbuf.QRpasswd);
747         else if (!strcasecmp(el, "QRroomaide"))                 qrbuf.QRroomaide = atol(migr_chardata);
748         else if (!strcasecmp(el, "QRhighest"))                  qrbuf.QRhighest = atol(migr_chardata);
749         else if (!strcasecmp(el, "QRgen"))                      qrbuf.QRgen = atol(migr_chardata);
750         else if (!strcasecmp(el, "QRflags"))                    qrbuf.QRflags = atoi(migr_chardata);
751         else if (!strcasecmp(el, "QRdirname"))                  safestrncpy(qrbuf.QRdirname, migr_chardata, sizeof qrbuf.QRdirname);
752         else if (!strcasecmp(el, "QRinfo"))                     qrbuf.QRinfo = atol(migr_chardata);
753         else if (!strcasecmp(el, "QRfloor"))                    qrbuf.QRfloor = atoi(migr_chardata);
754         else if (!strcasecmp(el, "QRmtime"))                    qrbuf.QRmtime = atol(migr_chardata);
755         else if (!strcasecmp(el, "QRexpire_mode"))              qrbuf.QRep.expire_mode = atoi(migr_chardata);
756         else if (!strcasecmp(el, "QRexpire_value"))             qrbuf.QRep.expire_value = atoi(migr_chardata);
757         else if (!strcasecmp(el, "QRnumber"))                   qrbuf.QRnumber = atol(migr_chardata);
758         else if (!strcasecmp(el, "QRorder"))                    qrbuf.QRorder = atoi(migr_chardata);
759         else if (!strcasecmp(el, "QRflags2"))                   qrbuf.QRflags2 = atoi(migr_chardata);
760         else if (!strcasecmp(el, "QRdefaultview"))              qrbuf.QRdefaultview = atoi(migr_chardata);
761
762         else if (!strcasecmp(el, "room")) {
763                 CtdlPutRoom(&qrbuf);
764                 CtdlLogPrintf(CTDL_INFO, "Imported room: %s\n", qrbuf.QRname);
765         }
766
767         /*** ROOM MESSAGE POINTERS ***/
768
769         else if (!strcasecmp(el, "FRname"))                     safestrncpy(FRname, migr_chardata, sizeof FRname);
770
771         else if (!strcasecmp(el, "FRmsglist")) {
772                 if (!IsEmptyStr(FRname)) {
773                         msgcount = 0;
774                         msglist_alloc = 1000;
775                         msglist = malloc(sizeof(long) * msglist_alloc);
776
777                         CtdlLogPrintf(CTDL_DEBUG, "Message list for: %s\n", FRname);
778
779                         ptr = migr_chardata;
780                         while (*ptr != 0) {
781                                 while ((*ptr != 0) && (!isdigit(*ptr))) {
782                                         ++ptr;
783                                 }
784                                 if ((*ptr != 0) && (isdigit(*ptr))) {
785                                         msgnum = atol(ptr);
786                                         if (msgnum > 0L) {
787                                                 if (msgcount >= msglist_alloc) {
788                                                         msglist_alloc *= 2;
789                                                         msglist = realloc(msglist, sizeof(long) * msglist_alloc);
790                                                 }
791                                                 msglist[msgcount++] = msgnum;
792                                                 }
793                                         }
794                                         while ((*ptr != 0) && (isdigit(*ptr))) {
795                                                 ++ptr;
796                                         }
797                                 }
798                         }
799                         if (msgcount > 0) {
800                                 CtdlSaveMsgPointersInRoom(FRname, msglist, msgcount, 0, NULL);
801                         }
802                         free(msglist);
803                         msglist = NULL;
804                         msglist_alloc = 0;
805                         CtdlLogPrintf(CTDL_DEBUG, "Imported %d messages.\n", msgcount);
806                         if (CtdlThreadCheckStop()) {
807                                 return;
808                 }
809         }
810
811         /*** FLOORS ***/
812
813         else if (!strcasecmp(el, "f_num"))                      floornum = atoi(migr_chardata);
814         else if (!strcasecmp(el, "f_flags"))                    flbuf.f_flags = atoi(migr_chardata);
815         else if (!strcasecmp(el, "f_name"))                     safestrncpy(flbuf.f_name, migr_chardata, sizeof flbuf.f_name);
816         else if (!strcasecmp(el, "f_ref_count"))                flbuf.f_ref_count = atoi(migr_chardata);
817         else if (!strcasecmp(el, "f_ep_expire_mode"))           flbuf.f_ep.expire_mode = atoi(migr_chardata);
818         else if (!strcasecmp(el, "f_ep_expire_value"))          flbuf.f_ep.expire_value = atoi(migr_chardata);
819
820         else if (!strcasecmp(el, "floor")) {
821                 CtdlPutFloor(&flbuf, floornum);
822                 CtdlLogPrintf(CTDL_INFO, "Imported floor #%d (%s)\n", floornum, flbuf.f_name);
823         }
824
825         /*** VISITS ***/
826
827         else if (!strcasecmp(el, "v_roomnum"))                  vbuf.v_roomnum = atol(migr_chardata);
828         else if (!strcasecmp(el, "v_roomgen"))                  vbuf.v_roomgen = atol(migr_chardata);
829         else if (!strcasecmp(el, "v_usernum"))                  vbuf.v_usernum = atol(migr_chardata);
830
831         else if (!strcasecmp(el, "v_seen")) {
832                 vbuf.v_lastseen = atol(migr_chardata);
833                 is_textual_seen = 0;
834                 for (i=0; migr_chardata[i]; ++i) if (!isdigit(migr_chardata[i])) is_textual_seen = 1;
835                 if (is_textual_seen)                            safestrncpy(vbuf.v_seen, migr_chardata, sizeof vbuf.v_seen);
836         }
837
838         else if (!strcasecmp(el, "v_answered"))                 safestrncpy(vbuf.v_answered, migr_chardata, sizeof vbuf.v_answered);
839         else if (!strcasecmp(el, "v_flags"))                    vbuf.v_flags = atoi(migr_chardata);
840         else if (!strcasecmp(el, "v_view"))                     vbuf.v_view = atoi(migr_chardata);
841
842         else if (!strcasecmp(el, "visit")) {
843                 put_visit(&vbuf);
844                 CtdlLogPrintf(CTDL_INFO, "Imported visit: %ld/%ld/%ld\n", vbuf.v_roomnum, vbuf.v_roomgen, vbuf.v_usernum);
845         }
846
847         /*** MESSAGES ***/
848
849         else if (!strcasecmp(el, "msg_msgnum"))                 import_msgnum = atol(migr_chardata);
850         else if (!strcasecmp(el, "msg_meta_refcount"))          smi.meta_refcount = atoi(migr_chardata);
851         else if (!strcasecmp(el, "msg_meta_content_type"))      safestrncpy(smi.meta_content_type, migr_chardata, sizeof smi.meta_content_type);
852
853         else if (!strcasecmp(el, "msg_text")) {
854                 if (decoded_msg != NULL) {
855                         free(decoded_msg);
856                 }
857                 len = strlen(migr_chardata);
858                 decoded_msg = malloc(len);
859                 msglen = CtdlDecodeBase64(decoded_msg, migr_chardata, len);
860                 cdb_store(CDB_MSGMAIN, &import_msgnum, sizeof(long), decoded_msg, msglen);
861                 free(decoded_msg);
862                 decoded_msg = NULL;
863                 PutMetaData(&smi);
864                 CtdlLogPrintf(CTDL_INFO, "Imported message #%ld, size=%ld, refcount=%d, content-type: %s\n",
865                         import_msgnum, msglen, smi.meta_refcount, smi.meta_content_type);
866         }
867
868         /*** MORE GENERAL STUFF ***/
869
870         if (migr_chardata != NULL) {
871                 free(migr_chardata);
872                 migr_chardata = NULL;
873                 migr_chardata_len = 0;
874         }
875 }
876
877
878
879
880 /*
881  * Import begins here
882  */
883 void migr_do_import(void) {
884         char buf[SIZ];
885         XML_Parser xp;
886         int linelen;
887         
888         unbuffer_output();
889
890         xp = XML_ParserCreate(NULL);
891         if (!xp) {
892                 cprintf("%d Failed to create XML parser instance\n", ERROR+INTERNAL_ERROR);
893                 return;
894         }
895         XML_SetElementHandler(xp, migr_xml_start, migr_xml_end);
896         XML_SetCharacterDataHandler(xp, migr_xml_chardata);
897
898         CC->dont_term = 1;
899
900         cprintf("%d sock it to me\n", SEND_LISTING);
901         unbuffer_output();
902
903         while (client_getln(buf, sizeof buf) >= 0 && strcmp(buf, "000")) {
904                 linelen = strlen(buf);
905                 strcpy(&buf[linelen++], "\n");
906
907                 if (CtdlThreadCheckStop())
908                         break;  // Should we break or return?
909                 
910                 if (buf[0] == '\0')
911                         continue;
912
913                 XML_Parse(xp, buf, linelen, 0);
914         }
915
916         XML_Parse(xp, "", 0, 1);
917         XML_ParserFree(xp);
918         
919         rebuild_euid_index();
920         rebuild_usersbynumber();
921         CC->dont_term = 0;
922 }
923
924
925
926 /*
927  * Dump out the pathnames of directories which can be copied "as is"
928  */
929 void migr_do_listdirs(void) {
930         cprintf("%d Don't forget these:\n", LISTING_FOLLOWS);
931         cprintf("bio|%s\n",             ctdl_bio_dir);
932         cprintf("files|%s\n",           ctdl_file_dir);
933         cprintf("userpics|%s\n",        ctdl_usrpic_dir);
934         cprintf("messages|%s\n",        ctdl_message_dir);
935         cprintf("netconfigs|%s\n",      ctdl_netcfg_dir);
936         cprintf("keys|%s\n",            ctdl_key_dir);
937         cprintf("images|%s\n",          ctdl_image_dir);
938         cprintf("info|%s\n",            ctdl_info_dir);
939         cprintf("000\n");
940 }
941
942
943 /*
944  * Common code appears in this section
945  */
946
947
948 void cmd_migr(char *cmdbuf) {
949         char cmd[32];
950         
951         if (CtdlAccessCheck(ac_internal)) return;
952         
953         if (CtdlTrySingleUser())
954         {
955                 CtdlMakeTempFileName(migr_tempfilename1, sizeof migr_tempfilename1);
956                 CtdlMakeTempFileName(migr_tempfilename2, sizeof migr_tempfilename2);
957
958                 extract_token(cmd, cmdbuf, 0, '|', sizeof cmd);
959                 if (!strcasecmp(cmd, "export")) {
960                         migr_do_export();
961                 }
962                 else if (!strcasecmp(cmd, "import")) {
963                         migr_do_import();
964                 }
965                 else if (!strcasecmp(cmd, "listdirs")) {
966                         migr_do_listdirs();
967                 }
968                 else {
969                         cprintf("%d illegal command\n", ERROR + ILLEGAL_VALUE);
970                 }
971
972                 unlink(migr_tempfilename1);
973                 unlink(migr_tempfilename2);
974                 
975                 CtdlEndSingleUser();
976         }
977         else
978         {
979                 cprintf("%d The migrator is already running.\n", ERROR + RESOURCE_BUSY);
980         }
981 }
982
983
984 CTDL_MODULE_INIT(migrate)
985 {
986         if (!threading)
987         {
988                 CtdlRegisterProtoHook(cmd_migr, "MIGR", "Across-the-wire migration");
989                 CtdlRegisterProtoHook(cmd_migr, "ARTV", "Across-the-wire migration (legacy syntax)");
990         }
991         
992         /* return our Subversion id for the Log */
993         return "$Id$";
994 }