+++ /dev/null
-// This module dumps and/or loads the Citadel database in XML format.
-//
-// Copyright (c) 1987-2023 by the citadel.org team
-//
-// This program is open source software; you can redistribute it and/or modify
-// it under the terms of the GNU General Public License version 3.
-//
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-// GNU General Public License for more details.
-//
-// Explanation of <progress> tags:
-//
-// 0% started
-// 2% finished exporting configuration
-// 7% finished exporting users
-// 12%
-// 17% finished exporting rooms
-// 18% finished exporting floors
-// 25% finished exporting visits
-// 26-99% exporting messages
-// 100% finished exporting messages
-//
-// These tags are inserted into the XML stream to give the reader an approximation of its progress.
-
-#include "../../sysdep.h"
-#include <stdlib.h>
-#include <unistd.h>
-#include <stdio.h>
-#include <fcntl.h>
-#include <signal.h>
-#include <pwd.h>
-#include <errno.h>
-#include <sys/types.h>
-#include <time.h>
-#include <sys/wait.h>
-#include <string.h>
-#include <ctype.h>
-#include <limits.h>
-#include <expat.h>
-#include <libcitadel.h>
-#include "../../citadel_defs.h"
-#include "../../server.h"
-#include "../../citserver.h"
-#include "../../support.h"
-#include "../../config.h"
-#include "../../database.h"
-#include "../../msgbase.h"
-#include "../../user_ops.h"
-#include "../../euidindex.h"
-#include "../../internet_addressing.h"
-#include "../../ctdl_module.h"
-
-char migr_tempfilename1[PATH_MAX];
-char migr_tempfilename2[PATH_MAX];
-FILE *migr_global_message_list;
-int total_msgs = 0;
-char *ikey = NULL; // If we're importing a config key we store it here.
-
-//*****************************************************************************
-//* Code which implements the export appears in this section *
-//*****************************************************************************
-
-// Output a string to the client with these characters escaped: & < > " '
-void xml_strout(char *str) {
-
- char *c = str;
-
- if (str == NULL) {
- return;
- }
-
- while (*c != 0) {
- if (*c == '\"') {
- client_write(HKEY("""));
- }
- else if (*c == '\'') {
- client_write(HKEY("'"));
- }
- else if (*c == '<') {
- client_write(HKEY("<"));
- }
- else if (*c == '>') {
- client_write(HKEY(">"));
- }
- else if (*c == '&') {
- client_write(HKEY("&"));
- }
- else {
- client_write(c, 1);
- }
- ++c;
- }
-}
-
-
-// Export a user record as XML
-void migr_export_users_backend(char *username, void *data) {
-
- struct ctdluser u;
- if (CtdlGetUser(&u, username) != 0) {
- return;
- }
-
- client_write(HKEY("<user>\n"));
- cprintf("<u_version>%d</u_version>\n", u.version);
- cprintf("<u_uid>%ld</u_uid>\n", (long)u.uid);
- client_write(HKEY("<u_password>")); xml_strout(u.password); client_write(HKEY("</u_password>\n"));
- cprintf("<u_flags>%u</u_flags>\n", u.flags);
- cprintf("<u_axlevel>%d</u_axlevel>\n", u.axlevel);
- cprintf("<u_usernum>%ld</u_usernum>\n", u.usernum);
- cprintf("<u_lastcall>%ld</u_lastcall>\n", (long)u.lastcall);
- cprintf("<u_USuserpurge>%d</u_USuserpurge>\n", u.USuserpurge);
- client_write(HKEY("<u_fullname>")); xml_strout(u.fullname); client_write(HKEY("</u_fullname>\n"));
- cprintf("<u_msgnum_bio>%ld</u_msgnum_bio>\n", u.msgnum_bio);
- cprintf("<u_msgnum_pic>%ld</u_msgnum_pic>\n", u.msgnum_pic);
- cprintf("<u_emailaddrs>%s</u_emailaddrs>\n", u.emailaddrs);
- cprintf("<u_msgnum_inboxrules>%ld</u_msgnum_inboxrules>\n", u.msgnum_inboxrules);
- cprintf("<u_lastproc_inboxrules>%ld</u_lastproc_inboxrules>\n", u.lastproc_inboxrules);
- client_write(HKEY("</user>\n"));
-}
-
-
-void migr_export_users(void) {
- ForEachUser(migr_export_users_backend, NULL);
-}
-
-
-void migr_export_room_msg(long msgnum, void *userdata) {
- static int count = 0;
-
- cprintf("%ld,", msgnum);
- if (++count%10==0) {
- cprintf("\n");
- }
- fprintf(migr_global_message_list, "%ld\n", msgnum);
-}
-
-
-void migr_export_rooms_backend(struct ctdlroom *buf, void *data) {
- client_write(HKEY("<room>\n"));
- client_write(HKEY("<QRname>"));
- xml_strout(buf->QRname);
- client_write(HKEY("</QRname>\n"));
- client_write(HKEY("<QRpasswd>"));
- xml_strout(buf->QRpasswd);
- client_write(HKEY("</QRpasswd>\n"));
- cprintf("<QRroomaide>%ld</QRroomaide>\n", buf->QRroomaide);
- cprintf("<QRhighest>%ld</QRhighest>\n", buf->QRhighest);
- cprintf("<QRgen>%ld</QRgen>\n", (long)buf->QRgen);
- cprintf("<QRflags>%u</QRflags>\n", buf->QRflags);
- if (buf->QRflags & QR_DIRECTORY) {
- client_write(HKEY("<QRdirname>"));
- xml_strout(buf->QRdirname);
- client_write(HKEY("</QRdirname>\n"));
- }
- cprintf("<QRfloor>%d</QRfloor>\n", buf->QRfloor);
- cprintf("<QRmtime>%ld</QRmtime>\n", (long)buf->QRmtime);
- cprintf("<QRexpire_mode>%d</QRexpire_mode>\n", buf->QRep.expire_mode);
- cprintf("<QRexpire_value>%d</QRexpire_value>\n", buf->QRep.expire_value);
- cprintf("<QRnumber>%ld</QRnumber>\n", buf->QRnumber);
- cprintf("<QRorder>%d</QRorder>\n", buf->QRorder);
- cprintf("<QRflags2>%u</QRflags2>\n", buf->QRflags2);
- cprintf("<QRdefaultview>%d</QRdefaultview>\n", buf->QRdefaultview);
- cprintf("<msgnum_info>%ld</msgnum_info>\n", buf->msgnum_info);
- cprintf("<msgnum_pic>%ld</msgnum_pic>\n", buf->msgnum_pic);
- client_write(HKEY("</room>\n"));
-
- // message list goes inside this tag
- CtdlGetRoom(&CC->room, buf->QRname);
- client_write(HKEY("<room_messages>"));
- client_write(HKEY("<FRname>"));
- xml_strout(buf->QRname); // buf->QRname rather than CC->room.QRname to guarantee consistency
- client_write(HKEY("</FRname>\n"));
- client_write(HKEY("<FRmsglist>\n"));
- CtdlForEachMessage(MSGS_ALL, 0L, NULL, NULL, NULL, migr_export_room_msg, NULL);
- client_write(HKEY("</FRmsglist>\n"));
- client_write(HKEY("</room_messages>\n"));
-}
-
-
-void migr_export_rooms(void) {
- char cmd[SIZ];
- migr_global_message_list = fopen(migr_tempfilename1, "w");
- if (migr_global_message_list != NULL) {
- CtdlForEachRoom(migr_export_rooms_backend, NULL);
- fclose(migr_global_message_list);
- }
-
- // Process the 'global' message list. (Sort it and remove dups.
- // Dups are ok because a message may be in more than one room, but
- // this will be handled by exporting the reference count, not by
- // exporting the message multiple times.)
- snprintf(cmd, sizeof cmd, "sort -n <%s >%s", migr_tempfilename1, migr_tempfilename2);
- if (system(cmd) != 0) {
- syslog(LOG_ERR, "migrate: error %d", errno);
- }
- snprintf(cmd, sizeof cmd, "uniq <%s >%s", migr_tempfilename2, migr_tempfilename1);
- if (system(cmd) != 0) {
- syslog(LOG_ERR, "migrate: error %d", errno);
- }
-
- snprintf(cmd, sizeof cmd, "wc -l %s", migr_tempfilename1);
- FILE *fp = popen(cmd, "r");
- if (fp) {
- fgets(cmd, sizeof cmd, fp);
- pclose(fp);
- total_msgs = atoi(cmd);
- }
- else {
- total_msgs = 1; // any nonzero just to keep it from barfing
- }
- syslog(LOG_DEBUG, "migrate: total messages to be exported: %d", total_msgs);
-}
-
-
-void migr_export_floors(void) {
- struct floor qfbuf, *buf;
- int i;
-
- for (i=0; i < MAXFLOORS; ++i) {
- client_write(HKEY("<floor>\n"));
- cprintf("<f_num>%d</f_num>\n", i);
- CtdlGetFloor(&qfbuf, i);
- buf = &qfbuf;
- cprintf("<f_flags>%u</f_flags>\n", buf->f_flags);
- client_write(HKEY("<f_name>")); xml_strout(buf->f_name); client_write(HKEY("</f_name>\n"));
- cprintf("<f_ref_count>%d</f_ref_count>\n", buf->f_ref_count);
- cprintf("<f_ep_expire_mode>%d</f_ep_expire_mode>\n", buf->f_ep.expire_mode);
- cprintf("<f_ep_expire_value>%d</f_ep_expire_value>\n", buf->f_ep.expire_value);
- client_write(HKEY("</floor>\n"));
- }
-}
-
-
-// Return nonzero if the supplied string contains only characters which are valid in a sequence set.
-int is_sequence_set(char *s) {
- if (!s) return(0);
-
- char *c = s;
- char ch;
- while (ch = *c++, ch) {
- if (!strchr("0123456789*,:", ch)) {
- return(0);
- }
- }
- return(1);
-}
-
-
-// Traverse the visits file...
-void migr_export_visits(void) {
- struct visit vbuf;
- struct cdbdata *cdbv;
-
- cdb_rewind(CDB_VISIT);
-
- while (cdbv = cdb_next_item(CDB_VISIT), cdbv != NULL) {
- memset(&vbuf, 0, sizeof(struct visit));
- memcpy(&vbuf, cdbv->ptr,
- ((cdbv->len > sizeof(struct visit)) ?
- sizeof(struct visit) : cdbv->len));
- cdb_free(cdbv);
-
- client_write(HKEY("<visit>\n"));
- cprintf("<v_roomnum>%ld</v_roomnum>\n", vbuf.v_roomnum);
- cprintf("<v_roomgen>%ld</v_roomgen>\n", vbuf.v_roomgen);
- cprintf("<v_usernum>%ld</v_usernum>\n", vbuf.v_usernum);
-
- client_write(HKEY("<v_seen>"));
- if ( (!IsEmptyStr(vbuf.v_seen)) && (is_sequence_set(vbuf.v_seen)) ) {
- xml_strout(vbuf.v_seen);
- }
- else {
- cprintf("%ld", vbuf.v_lastseen);
- }
- client_write(HKEY("</v_seen>"));
-
- if ( (!IsEmptyStr(vbuf.v_answered)) && (is_sequence_set(vbuf.v_answered)) ) {
- client_write(HKEY("<v_answered>"));
- xml_strout(vbuf.v_answered);
- client_write(HKEY("</v_answered>\n"));
- }
-
- cprintf("<v_flags>%u</v_flags>\n", vbuf.v_flags);
- cprintf("<v_view>%d</v_view>\n", vbuf.v_view);
- client_write(HKEY("</visit>\n"));
- }
-}
-
-
-void migr_export_message(long msgnum) {
- struct MetaData smi;
- struct CtdlMessage *msg;
- struct ser_ret smr;
- long bytes_written = 0;
- long this_block = 0;
-
- // We can use a static buffer here because there will never be more than
- // one of this operation happening at any given time, and it's really best
- // to just keep it allocated once instead of torturing malloc/free.
- // Call this function with msgnum "-1" to free the buffer when finished.
-
- static int encoded_alloc = 0;
- static char *encoded_msg = NULL;
-
- if (msgnum < 0) {
- if ((encoded_alloc == 0) && (encoded_msg != NULL)) {
- free(encoded_msg);
- encoded_alloc = 0;
- encoded_msg = NULL;
- }
- return;
- }
-
- // Ok, here we go ...
-
- msg = CtdlFetchMessage(msgnum, 1);
- if (msg == NULL) return; // fail silently
-
- client_write(HKEY("<message>\n"));
- GetMetaData(&smi, msgnum);
- cprintf("<msg_msgnum>%ld</msg_msgnum>\n", msgnum);
- cprintf("<msg_meta_refcount>%d</msg_meta_refcount>\n", smi.meta_refcount);
- cprintf("<msg_meta_rfc822_length>%ld</msg_meta_rfc822_length>\n", smi.meta_rfc822_length);
- client_write(HKEY("<msg_meta_content_type>")); xml_strout(smi.meta_content_type); client_write(HKEY("</msg_meta_content_type>\n"));
-
- client_write(HKEY("<msg_text>"));
- CtdlSerializeMessage(&smr, msg);
- CM_Free(msg);
-
- // Predict the buffer size we need. Expand the buffer if necessary.
- int encoded_len = smr.len * 15 / 10 ;
- if (encoded_len > encoded_alloc) {
- encoded_alloc = encoded_len;
- encoded_msg = realloc(encoded_msg, encoded_alloc);
- }
-
- if (encoded_msg == NULL) {
- // Questionable hack that hopes it'll work next time and we only lose one message
- encoded_alloc = 0;
- }
- else {
- // Once we do the encoding we know the exact size
- encoded_len = CtdlEncodeBase64(encoded_msg, (char *)smr.ser, smr.len, BASE64_YES_LINEBREAKS);
-
- // Careful now. If the message is gargantuan, trying to write multiple gigamegs in one
- // big write operation can make our transport unhappy. So we'll chunk it up 10 KB at a time.
- bytes_written = 0;
- while ( (bytes_written < encoded_len) && (!server_shutting_down) ) {
- this_block = encoded_len - bytes_written;
- if (this_block > 10240) {
- this_block = 10240;
- }
- client_write(&encoded_msg[bytes_written], this_block);
- bytes_written += this_block;
- }
- }
-
- free(smr.ser);
-
- client_write(HKEY("</msg_text>\n"));
- client_write(HKEY("</message>\n"));
-}
-
-
-void migr_export_configs(void) {
- struct cdbdata *cdbcfg;
- int keylen = 0;
- char *key = NULL;
- char *value = NULL;
-
- cdb_rewind(CDB_CONFIG);
- while (cdbcfg = cdb_next_item(CDB_CONFIG), cdbcfg != NULL) {
-
- keylen = strlen(cdbcfg->ptr);
- key = cdbcfg->ptr;
- value = cdbcfg->ptr + keylen + 1;
-
- client_write("<config key=\"", 13);
- xml_strout(key);
- client_write("\">", 2);
- xml_strout(value);
- client_write("</config>\n", 10);
- cdb_free(cdbcfg);
- }
-}
-
-
-void migr_export_messages(void) {
- char buf[SIZ];
- long msgnum;
- int count = 0;
- int progress = 0;
- int prev_progress = 0;
- CitContext *Ctx;
-
- Ctx = CC;
- migr_global_message_list = fopen(migr_tempfilename1, "r");
- if (migr_global_message_list != NULL) {
- syslog(LOG_INFO, "migrate: opened %s", migr_tempfilename1);
- while ((Ctx->kill_me == 0) &&
- (fgets(buf, sizeof(buf), migr_global_message_list) != NULL)) {
- msgnum = atol(buf);
- if (msgnum > 0L) {
- migr_export_message(msgnum);
- ++count;
- }
- progress = (count * 74 / total_msgs) + 25 ;
- if ((progress > prev_progress) && (progress < 100)) {
- cprintf("<progress>%d</progress>\n", progress);
- }
- prev_progress = progress;
- }
- fclose(migr_global_message_list);
- }
- if (Ctx->kill_me == 0) {
- syslog(LOG_INFO, "migrate: exported %d messages.", count);
- }
- else {
- syslog(LOG_ERR, "migrate: export aborted due to client disconnect!");
- }
-
- migr_export_message(-1L); // This frees the encoding buffer
-}
-
-
-void migr_do_export(void) {
- CitContext *Ctx;
-
- Ctx = CC;
- cprintf("%d Exporting all Citadel databases.\n", LISTING_FOLLOWS);
- Ctx->dont_term = 1;
-
- client_write(HKEY("<?xml version=\"1.0\" encoding=\"UTF-8\" ?>\n"));
- client_write(HKEY("<citadel_migrate_data>\n"));
- cprintf("<version>%d</version>\n", REV_LEVEL);
- cprintf("<progress>%d</progress>\n", 0);
-
- // export the configuration database
- migr_export_configs();
- cprintf("<progress>%d</progress>\n", 2);
-
- if (Ctx->kill_me == 0) migr_export_users();
- cprintf("<progress>%d</progress>\n", 7);
- cprintf("<progress>%d</progress>\n", 12);
- if (Ctx->kill_me == 0) migr_export_rooms();
- cprintf("<progress>%d</progress>\n", 17);
- if (Ctx->kill_me == 0) migr_export_floors();
- cprintf("<progress>%d</progress>\n", 18);
- if (Ctx->kill_me == 0) migr_export_visits();
- cprintf("<progress>%d</progress>\n", 25);
- if (Ctx->kill_me == 0) migr_export_messages();
- cprintf("<progress>%d</progress>\n", 100);
- client_write(HKEY("</citadel_migrate_data>\n"));
- client_write(HKEY("000\n"));
- Ctx->dont_term = 0;
-}
-
-
-// Import code
-// Here's the code that implements the import side. It's going to end up
-// being one big loop with lots of global variables. I don't care.
-// You wouldn't run multiple concurrent imports anyway. If this offends your
-// delicate sensibilities then go rewrite it in Ruby on Rails or something.
-
-
-int citadel_migrate_data = 0; // Are we inside a <citadel_migrate_data> tag pair?
-StrBuf *migr_chardata = NULL;
-StrBuf *migr_MsgData = NULL;
-struct ctdluser usbuf;
-struct ctdlroom qrbuf;
-char FRname[ROOMNAMELEN];
-struct floor flbuf;
-int floornum = 0;
-struct visit vbuf;
-struct MetaData smi;
-long import_msgnum = 0;
-
-// This callback stores up the data which appears in between tags.
-void migr_xml_chardata(void *data, const XML_Char *s, int len) {
- StrBufAppendBufPlain(migr_chardata, s, len, 0);
-}
-
-
-void migr_xml_start(void *data, const char *el, const char **attr) {
- int i;
-
- // *** GENERAL STUFF ***
-
- // Reset chardata_len to zero and init buffer
- FlushStrBuf(migr_chardata);
- FlushStrBuf(migr_MsgData);
-
- if (!strcasecmp(el, "citadel_migrate_data")) {
- ++citadel_migrate_data;
-
- // As soon as it looks like the input data is a genuine Citadel XML export,
- // whack the existing database on disk to make room for the new one.
- if (citadel_migrate_data == 1) {
- syslog(LOG_INFO, "migrate: erasing existing databases so we can receive the incoming import");
- for (i = 0; i < MAXCDB; ++i) {
- cdb_trunc(i);
- }
- }
- return;
- }
-
- if (citadel_migrate_data != 1) {
- syslog(LOG_ERR, "migrate: out-of-sequence tag <%s> detected. Warning: ODD-DATA!", el);
- return;
- }
-
- // When we begin receiving XML for one of these record types, clear out the associated
- // buffer so we don't accidentally carry over any data from a previous record.
- if (!strcasecmp(el, "user")) memset(&usbuf, 0, sizeof(struct ctdluser));
- else if (!strcasecmp(el, "room")) memset(&qrbuf, 0, sizeof(struct ctdlroom));
- else if (!strcasecmp(el, "room_messages")) memset(FRname, 0, sizeof FRname);
- else if (!strcasecmp(el, "floor")) memset(&flbuf, 0, sizeof(struct floor));
- else if (!strcasecmp(el, "visit")) memset(&vbuf, 0, sizeof(struct visit));
-
- else if (!strcasecmp(el, "message")) {
- memset(&smi, 0, sizeof (struct MetaData));
- import_msgnum = 0;
- }
- else if (!strcasecmp(el, "config")) {
- if (ikey != NULL) {
- free(ikey);
- ikey = NULL;
- }
- while (*attr) {
- if (!strcasecmp(attr[0], "key")) {
- ikey = strdup(attr[1]);
- }
- attr += 2;
- }
- }
-
-}
-
-
-int migr_userrecord(void *data, const char *el) {
- if (!strcasecmp(el, "u_version")) usbuf.version = atoi(ChrPtr(migr_chardata));
- else if (!strcasecmp(el, "u_uid")) usbuf.uid = atol(ChrPtr(migr_chardata));
- else if (!strcasecmp(el, "u_password")) safestrncpy(usbuf.password, ChrPtr(migr_chardata), sizeof usbuf.password);
- else if (!strcasecmp(el, "u_flags")) usbuf.flags = atoi(ChrPtr(migr_chardata));
- else if (!strcasecmp(el, "u_axlevel")) usbuf.axlevel = atoi(ChrPtr(migr_chardata));
- else if (!strcasecmp(el, "u_usernum")) usbuf.usernum = atol(ChrPtr(migr_chardata));
- else if (!strcasecmp(el, "u_lastcall")) usbuf.lastcall = atol(ChrPtr(migr_chardata));
- else if (!strcasecmp(el, "u_USuserpurge")) usbuf.USuserpurge = atoi(ChrPtr(migr_chardata));
- else if (!strcasecmp(el, "u_fullname")) safestrncpy(usbuf.fullname, ChrPtr(migr_chardata), sizeof usbuf.fullname);
- else if (!strcasecmp(el, "u_msgnum_bio")) usbuf.msgnum_bio = atol(ChrPtr(migr_chardata));
- else if (!strcasecmp(el, "u_msgnum_pic")) usbuf.msgnum_pic = atol(ChrPtr(migr_chardata));
- else if (!strcasecmp(el, "u_emailaddrs")) safestrncpy(usbuf.emailaddrs, ChrPtr(migr_chardata), sizeof usbuf.emailaddrs);
- else if (!strcasecmp(el, "u_msgnum_inboxrules")) usbuf.msgnum_inboxrules = atol(ChrPtr(migr_chardata));
- else if (!strcasecmp(el, "u_lastproc_inboxrules")) usbuf.lastproc_inboxrules = atol(ChrPtr(migr_chardata));
- else return 0;
- return 1;
-}
-
-
-int migr_roomrecord(void *data, const char *el) {
- if (!strcasecmp(el, "QRname")) safestrncpy(qrbuf.QRname, ChrPtr(migr_chardata), sizeof qrbuf.QRname);
- else if (!strcasecmp(el, "QRpasswd")) safestrncpy(qrbuf.QRpasswd, ChrPtr(migr_chardata), sizeof qrbuf.QRpasswd);
- else if (!strcasecmp(el, "QRroomaide")) qrbuf.QRroomaide = atol(ChrPtr(migr_chardata));
- else if (!strcasecmp(el, "QRhighest")) qrbuf.QRhighest = atol(ChrPtr(migr_chardata));
- else if (!strcasecmp(el, "QRgen")) qrbuf.QRgen = atol(ChrPtr(migr_chardata));
- else if (!strcasecmp(el, "QRflags")) qrbuf.QRflags = atoi(ChrPtr(migr_chardata));
- else if (!strcasecmp(el, "QRdirname")) safestrncpy(qrbuf.QRdirname, ChrPtr(migr_chardata), sizeof qrbuf.QRdirname);
- else if (!strcasecmp(el, "QRfloor")) qrbuf.QRfloor = atoi(ChrPtr(migr_chardata));
- else if (!strcasecmp(el, "QRmtime")) qrbuf.QRmtime = atol(ChrPtr(migr_chardata));
- else if (!strcasecmp(el, "QRexpire_mode")) qrbuf.QRep.expire_mode = atoi(ChrPtr(migr_chardata));
- else if (!strcasecmp(el, "QRexpire_value")) qrbuf.QRep.expire_value = atoi(ChrPtr(migr_chardata));
- else if (!strcasecmp(el, "QRnumber")) qrbuf.QRnumber = atol(ChrPtr(migr_chardata));
- else if (!strcasecmp(el, "QRorder")) qrbuf.QRorder = atoi(ChrPtr(migr_chardata));
- else if (!strcasecmp(el, "QRflags2")) qrbuf.QRflags2 = atoi(ChrPtr(migr_chardata));
- else if (!strcasecmp(el, "QRdefaultview")) qrbuf.QRdefaultview = atoi(ChrPtr(migr_chardata));
- else if (!strcasecmp(el, "msgnum_info")) qrbuf.msgnum_info = atol(ChrPtr(migr_chardata));
- else if (!strcasecmp(el, "msgnum_pic")) qrbuf.msgnum_pic = atol(ChrPtr(migr_chardata));
- else return 0;
- return 1;
-}
-
-
-int migr_floorrecord(void *data, const char *el) {
- if (!strcasecmp(el, "f_num")) floornum = atoi(ChrPtr(migr_chardata));
- else if (!strcasecmp(el, "f_flags")) flbuf.f_flags = atoi(ChrPtr(migr_chardata));
- else if (!strcasecmp(el, "f_name")) safestrncpy(flbuf.f_name, ChrPtr(migr_chardata), sizeof flbuf.f_name);
- else if (!strcasecmp(el, "f_ref_count")) flbuf.f_ref_count = atoi(ChrPtr(migr_chardata));
- else if (!strcasecmp(el, "f_ep_expire_mode")) flbuf.f_ep.expire_mode = atoi(ChrPtr(migr_chardata));
- else if (!strcasecmp(el, "f_ep_expire_value")) flbuf.f_ep.expire_value = atoi(ChrPtr(migr_chardata));
- else return 0;
- return 1;
-}
-
-
-int migr_visitrecord(void *data, const char *el) {
- if (!strcasecmp(el, "v_roomnum")) vbuf.v_roomnum = atol(ChrPtr(migr_chardata));
- else if (!strcasecmp(el, "v_roomgen")) vbuf.v_roomgen = atol(ChrPtr(migr_chardata));
- else if (!strcasecmp(el, "v_usernum")) vbuf.v_usernum = atol(ChrPtr(migr_chardata));
-
- else if (!strcasecmp(el, "v_seen")) {
- int is_textual_seen = 0;
- int i;
- int max = StrLength(migr_chardata);
-
- vbuf.v_lastseen = atol(ChrPtr(migr_chardata));
- is_textual_seen = 0;
- for (i=0; i < max; ++i)
- if (!isdigit(ChrPtr(migr_chardata)[i]))
- is_textual_seen = 1;
- if (is_textual_seen)
- safestrncpy(vbuf.v_seen, ChrPtr(migr_chardata), sizeof vbuf.v_seen);
- }
-
- else if (!strcasecmp(el, "v_answered")) safestrncpy(vbuf.v_answered, ChrPtr(migr_chardata), sizeof vbuf.v_answered);
- else if (!strcasecmp(el, "v_flags")) vbuf.v_flags = atoi(ChrPtr(migr_chardata));
- else if (!strcasecmp(el, "v_view")) vbuf.v_view = atoi(ChrPtr(migr_chardata));
- else return 0;
- return 1;
-}
-
-
-void migr_xml_end(void *data, const char *el) {
- const char *ptr;
- int msgcount = 0;
- long msgnum = 0L;
- long *msglist = NULL;
- int msglist_alloc = 0;
- // *** GENERAL STUFF ***
-
- if (!strcasecmp(el, "citadel_migrate_data")) {
- --citadel_migrate_data;
- return;
- }
-
- if (citadel_migrate_data != 1) {
- syslog(LOG_ERR, "migrate: out-of-sequence tag <%s> detected. Warning: ODD-DATA!", el);
- return;
- }
-
- // syslog(LOG_DEBUG, "END TAG: <%s> DATA: <%s>\n", el, (migr_chardata_len ? migr_chardata : ""));
-
- // *** CONFIG ***
-
- if (!strcasecmp(el, "config")) {
- syslog(LOG_DEBUG, "migrate: imported config key=%s", ikey);
-
- if (ikey != NULL) {
- CtdlSetConfigStr(ikey, (char *)ChrPtr(migr_chardata));
- free(ikey);
- ikey = NULL;
- }
- else {
- syslog(LOG_INFO, "migrate: closed a <config> tag but no key name was supplied.");
- }
- }
-
- // *** USER ***
- else if ((!strncasecmp(el, HKEY("u_"))) &&
- migr_userrecord(data, el))
- ; /* Nothing to do anymore */
- else if (!strcasecmp(el, "user")) {
- CtdlPutUser(&usbuf);
- syslog(LOG_INFO, "migrate: imported user: %s", usbuf.fullname);
- }
-
- // *** ROOM ***
- else if ((!strncasecmp(el, HKEY("QR"))) &&
- migr_roomrecord(data, el))
- ; // Nothing to do anymore
- else if (!strcasecmp(el, "room")) {
- CtdlPutRoom(&qrbuf);
- syslog(LOG_INFO, "migrate: imported room: %s", qrbuf.QRname);
- }
-
- // *** ROOM MESSAGE POINTERS ***
-
- else if (!strcasecmp(el, "FRname")) {
- safestrncpy(FRname, ChrPtr(migr_chardata), sizeof FRname);
- }
-
- else if (!strcasecmp(el, "FRmsglist")) {
- if (!IsEmptyStr(FRname)) {
- msgcount = 0;
- msglist_alloc = 1000;
- msglist = malloc(sizeof(long) * msglist_alloc);
-
- syslog(LOG_DEBUG, "migrate: message list for: %s", FRname);
-
- ptr = ChrPtr(migr_chardata);
- while (*ptr != 0) {
- while ((*ptr != 0) && (!isdigit(*ptr))) {
- ++ptr;
- }
- if ((*ptr != 0) && (isdigit(*ptr))) {
- msgnum = atol(ptr);
- if (msgnum > 0L) {
- if (msgcount >= msglist_alloc) {
- msglist_alloc *= 2;
- msglist = realloc(msglist, sizeof(long) * msglist_alloc);
- }
- msglist[msgcount++] = msgnum;
- }
- }
- while ((*ptr != 0) && (isdigit(*ptr))) {
- ++ptr;
- }
- }
- }
- if (msgcount > 0) {
- CtdlSaveMsgPointersInRoom(FRname, msglist, msgcount, 0, NULL, 1);
- }
- free(msglist);
- msglist = NULL;
- msglist_alloc = 0;
- syslog(LOG_DEBUG, "migrate: imported %d messages.", msgcount);
- if (server_shutting_down) {
- return;
- }
- }
-
- // *** FLOORS ***
- else if ((!strncasecmp(el, HKEY("f_"))) &&
- migr_floorrecord(data, el))
- ; // Nothing to do anymore
-
- else if (!strcasecmp(el, "floor")) {
- CtdlPutFloor(&flbuf, floornum);
- syslog(LOG_INFO, "migrate: imported floor #%d (%s)", floornum, flbuf.f_name);
- }
-
- // *** VISITS ***
- else if ((!strncasecmp(el, HKEY("v_"))) && migr_visitrecord(data, el)) {
- ; // Nothing to do anymore
- }
- else if (!strcasecmp(el, "visit")) {
- put_visit(&vbuf);
- syslog(LOG_INFO, "migrate: imported visit: %ld/%ld/%ld", vbuf.v_roomnum, vbuf.v_roomgen, vbuf.v_usernum);
- }
-
- // *** MESSAGES ***
-
- else if (!strcasecmp(el, "msg_msgnum")) smi.meta_msgnum = import_msgnum = atol(ChrPtr(migr_chardata));
- else if (!strcasecmp(el, "msg_meta_refcount")) smi.meta_refcount = atoi(ChrPtr(migr_chardata));
- else if (!strcasecmp(el, "msg_meta_rfc822_length")) smi.meta_rfc822_length = atoi(ChrPtr(migr_chardata));
- else if (!strcasecmp(el, "msg_meta_content_type")) safestrncpy(smi.meta_content_type, ChrPtr(migr_chardata), sizeof smi.meta_content_type);
-
- else if (!strcasecmp(el, "msg_text")) {
- long rc;
- struct CtdlMessage *msg;
-
- FlushStrBuf(migr_MsgData);
- StrBufDecodeBase64To(migr_chardata, migr_MsgData);
-
- msg = CtdlDeserializeMessage(import_msgnum, -1,
- ChrPtr(migr_MsgData),
- StrLength(migr_MsgData));
- if (msg != NULL) {
- rc = CtdlSaveThisMessage(msg, import_msgnum, 0);
- if (rc == 0) {
- PutMetaData(&smi);
- }
- CM_Free(msg);
- }
- else {
- rc = -1;
- }
-
- syslog(LOG_INFO,
- "migrate: %s message #%ld, size=%d, ref=%d, body=%ld, content-type: %s",
- (rc!= 0)?"failed to import":"imported",
- import_msgnum,
- StrLength(migr_MsgData),
- smi.meta_refcount,
- smi.meta_rfc822_length,
- smi.meta_content_type
- );
- memset(&smi, 0, sizeof(smi));
- }
-
- // *** MORE GENERAL STUFF ***
-
- FlushStrBuf(migr_chardata);
-}
-
-
-// Import begins here
-void migr_do_import(void) {
- XML_Parser xp;
- char buf[SIZ];
-
- unbuffer_output();
- migr_chardata = NewStrBufPlain(NULL, SIZ * 20);
- migr_MsgData = NewStrBufPlain(NULL, SIZ * 20);
- xp = XML_ParserCreate(NULL);
- if (!xp) {
- cprintf("%d Failed to create XML parser instance\n", ERROR+INTERNAL_ERROR);
- return;
- }
- XML_SetElementHandler(xp, migr_xml_start, migr_xml_end);
- XML_SetCharacterDataHandler(xp, migr_xml_chardata);
-
- CC->dont_term = 1;
-
- cprintf("%d sock it to me\n", SEND_LISTING);
- unbuffer_output();
-
- client_set_inbound_buf(SIZ * 10);
-
- while (client_getln(buf, sizeof buf) >= 0 && strcmp(buf, "000")) {
- XML_Parse(xp, buf, strlen(buf), 0);
- if (server_shutting_down)
- break; // Should we break or return?
- }
-
- XML_Parse(xp, "", 0, 1);
- XML_ParserFree(xp);
- FreeStrBuf(&migr_chardata);
- FreeStrBuf(&migr_MsgData);
- rebuild_euid_index();
- rebuild_usersbynumber();
- CtdlSetConfigInt("MM_fulltext_wordbreaker", -1); // Set an invalid wordbreaker to force re-indexing
- CtdlRebuildDirectoryIndex(); // Force a rebuild of the directory index
- CC->dont_term = 0;
-}
-
-
-// ******************************************************************************
-// * Dispatcher, Common code *
-// ******************************************************************************
-
-// Dump out the pathnames of directories which can be copied "as is"
-void migr_do_listdirs(void) {
- cprintf("%d Don't forget these:\n", LISTING_FOLLOWS);
- cprintf("files|%s\n", ctdl_file_dir);
- cprintf("messages|%s\n", ctdl_message_dir);
- cprintf("keys|%s\n", ctdl_key_dir);
- cprintf("000\n");
-}
-
-
-// ******************************************************************************
-// * Repair database integrity *
-// ******************************************************************************
-
-StrBuf *PlainMessageBuf = NULL;
-HashList *UsedMessageIDS = NULL;
-
-int migr_restore_message_metadata(long msgnum, int refcount) {
- struct MetaData smi;
- struct CtdlMessage *msg;
- char *mptr = NULL;
-
- // We can use a static buffer here because there will never be more than
- // one of this operation happening at any given time, and it's really best
- // to just keep it allocated once instead of torturing malloc/free.
- // Call this function with msgnum "-1" to free the buffer when finished.
- static int encoded_alloc = 0;
- static char *encoded_msg = NULL;
-
- if (msgnum < 0) {
- if ((encoded_alloc == 0) && (encoded_msg != NULL)) {
- free(encoded_msg);
- encoded_alloc = 0;
- encoded_msg = NULL;
- // todo FreeStrBuf(&PlainMessageBuf); PlainMessageBuf = NULL;
- }
- return 0;
- }
-
- if (PlainMessageBuf == NULL) {
- PlainMessageBuf = NewStrBufPlain(NULL, 10*SIZ);
- }
-
- // Ok, here we go ...
-
- msg = CtdlFetchMessage(msgnum, 1);
- if (msg == NULL) {
- return 1;
- }
-
- GetMetaData(&smi, msgnum);
- smi.meta_msgnum = msgnum;
- smi.meta_refcount = refcount;
-
- // restore the content type from the message body:
- mptr = bmstrcasestr(msg->cm_fields[eMesageText], "Content-type:");
- if (mptr != NULL) {
- char *aptr;
- safestrncpy(smi.meta_content_type, &mptr[13], sizeof smi.meta_content_type);
- string_trim(smi.meta_content_type);
- aptr = smi.meta_content_type;
- while (!IsEmptyStr(aptr)) {
- if ((*aptr == ';')
- || (*aptr == ' ')
- || (*aptr == 13)
- || (*aptr == 10)) {
- memset(aptr, 0, sizeof(smi.meta_content_type) - (aptr - smi.meta_content_type));
- }
- else aptr++;
- }
- }
-
- CC->redirect_buffer = PlainMessageBuf;
- CtdlOutputPreLoadedMsg(msg, MT_RFC822, HEADERS_ALL, 0, 1, QP_EADDR);
- smi.meta_rfc822_length = StrLength(CC->redirect_buffer);
- CC->redirect_buffer = NULL;
-
- syslog(LOG_INFO,
- "migrate: setting message #%ld meta data to: refcount=%d, bodylength=%ld, content-type: %s",
- smi.meta_msgnum,
- smi.meta_refcount,
- smi.meta_rfc822_length,
- smi.meta_content_type
- );
-
- PutMetaData(&smi);
- CM_Free(msg);
- return 0;
-}
-
-
-void migr_check_room_msg(long msgnum, void *userdata) {
- fprintf(migr_global_message_list, "%ld %s\n", msgnum, CC->room.QRname);
-}
-
-
-void migr_check_rooms_backend(struct ctdlroom *buf, void *data) {
- // message list goes inside this tag
- CtdlGetRoom(&CC->room, buf->QRname);
- CtdlForEachMessage(MSGS_ALL, 0L, NULL, NULL, NULL, migr_check_room_msg, NULL);
-}
-
-
-void RemoveMessagesFromRooms(StrBuf *RoomNameVec, long msgnum) {
- struct MetaData smi;
- const char *Pos = NULL;
- StrBuf *oneRoom = NewStrBuf();
-
- syslog(LOG_INFO, "migrate: removing message pointer %ld from these rooms: %s", msgnum, ChrPtr(RoomNameVec));
-
- while (Pos != StrBufNOTNULL){
- StrBufExtract_NextToken(oneRoom, RoomNameVec, &Pos, '|');
- CtdlDeleteMessages(ChrPtr(oneRoom), &msgnum, 1, "");
- };
- GetMetaData(&smi, msgnum);
- AdjRefCount(msgnum, -smi.meta_refcount);
-}
-
-
-void migr_do_restore_meta(void) {
- char buf[SIZ];
- int failGetMessage;
- long msgnum = 0;
- int lastnum = 0;
- int refcount = 0;
- CitContext *Ctx;
- char *prn;
- StrBuf *RoomNames;
- char cmd[SIZ];
-
- migr_global_message_list = fopen(migr_tempfilename1, "w");
- if (migr_global_message_list != NULL) {
- CtdlForEachRoom(migr_check_rooms_backend, NULL);
- fclose(migr_global_message_list);
- }
-
- // Process the 'global' message list. (Sort it and remove dups.
- // Dups are ok because a message may be in more than one room, but
- // this will be handled by exporting the reference count, not by
- // exporting the message multiple times.)
- snprintf(cmd, sizeof cmd, "sort -n <%s >%s", migr_tempfilename1, migr_tempfilename2);
- if (system(cmd) != 0) {
- syslog(LOG_ERR, "migrate: error %d", errno);
- }
-
- RoomNames = NewStrBuf();
- Ctx = CC;
- migr_global_message_list = fopen(migr_tempfilename2, "r");
- if (migr_global_message_list != NULL) {
- syslog(LOG_INFO, "migrate: opened %s", migr_tempfilename1);
- while ((Ctx->kill_me == 0) &&
- (fgets(buf, sizeof(buf), migr_global_message_list) != NULL)) {
- msgnum = atol(buf);
- if (msgnum == 0L)
- continue;
- if (lastnum == 0) {
- lastnum = msgnum;
- }
- prn = strchr(buf, ' ');
- if (lastnum != msgnum) {
- failGetMessage = migr_restore_message_metadata(lastnum, refcount);
- if (failGetMessage) {
- RemoveMessagesFromRooms(RoomNames, lastnum);
- }
- refcount = 1;
- lastnum = msgnum;
- if (prn != NULL) {
- StrBufPlain(RoomNames, prn + 1, -1);
- }
- StrBufTrim(RoomNames);
- }
- else {
- if (prn != NULL) {
- if (StrLength(RoomNames) > 0) {
- StrBufAppendBufPlain(RoomNames, HKEY("|"), 0);
- }
- StrBufAppendBufPlain(RoomNames, prn, -1, 1);
- StrBufTrim(RoomNames);
- }
- refcount ++;
- }
- lastnum = msgnum;
- }
- failGetMessage = migr_restore_message_metadata(msgnum, refcount);
- if (failGetMessage) {
- RemoveMessagesFromRooms(RoomNames, lastnum);
- }
- fclose(migr_global_message_list);
- }
-
- migr_restore_message_metadata(-1L, -1); // This frees the encoding buffer
- cprintf("%d system analysis completed", CIT_OK);
- Ctx->kill_me = 1;
-}
-
-
-// ******************************************************************************
-// * Dispatcher, Common code *
-// ******************************************************************************
-void cmd_migr(char *cmdbuf) {
- char cmd[32];
-
- if (CtdlAccessCheck(ac_aide)) return;
-
- if (CtdlTrySingleUser()) {
- CtdlDisableHouseKeeping();
- CtdlMakeTempFileName(migr_tempfilename1, sizeof migr_tempfilename1);
- CtdlMakeTempFileName(migr_tempfilename2, sizeof migr_tempfilename2);
-
- extract_token(cmd, cmdbuf, 0, '|', sizeof cmd);
- if (!strcasecmp(cmd, "export")) {
- migr_do_export();
- }
- else if (!strcasecmp(cmd, "import")) {
- migr_do_import();
- }
- else if (!strcasecmp(cmd, "listdirs")) {
- migr_do_listdirs();
- }
- else if (!strcasecmp(cmd, "restoremeta")) {
- migr_do_restore_meta();
- }
- else {
- cprintf("%d illegal command\n", ERROR + ILLEGAL_VALUE);
- }
-
- unlink(migr_tempfilename1);
- unlink(migr_tempfilename2);
-
- CtdlEnableHouseKeeping();
- CtdlEndSingleUser();
- }
- else {
- cprintf("%d The migrator is already running.\n", ERROR + RESOURCE_BUSY);
- }
-}
-
-
-// Initialization function, called from modules_init.c
-char *ctdl_module_init_migrate() {
- if (!threading) {
- CtdlRegisterProtoHook(cmd_migr, "MIGR", "Across-the-wire migration");
- }
-
- // return our module name for the log
- return "migrate";
-}
+++ /dev/null
-// Across-the-wire migration utility for Citadel
-//
-// Copyright (c) 2009-2022 citadel.org
-//
-// This program is open source software. Use, duplication, or disclosure
-// is subject to the terms of the GNU General Public License, version 3.
-
-#include <stdlib.h>
-#include <unistd.h>
-#include <stdio.h>
-#include <string.h>
-#include <ctype.h>
-#include <fcntl.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <sys/utsname.h>
-#include <sys/wait.h>
-#include <signal.h>
-#include <netdb.h>
-#include <errno.h>
-#include <limits.h>
-#include <pwd.h>
-#include <time.h>
-#include <readline/readline.h>
-#include <sys/socket.h>
-#include <sys/un.h>
-#include <libcitadel.h>
-#include "../server/citadel_defs.h"
-#include "axdefs.h"
-#include "../server/sysdep.h"
-#include "../server/config.h"
-#include "../server/citadel_dirs.h"
-
-
-// support for getz() -- (globals would not be appropriate in a multithreaded program)
-static int gmaxlen = 0;
-static char *gdeftext = NULL;
-
-
-// support function for getz()
-static int limit_rl(FILE *dummy) {
- if (rl_end > gmaxlen) {
- return '\b';
- }
- return rl_getc(dummy);
-}
-
-
-// support function for getz()
-static int getz_deftext(void) {
- if (gdeftext) {
- rl_insert_text(gdeftext);
- gdeftext = NULL;
- rl_startup_hook = NULL;
- }
- return 0;
-}
-
-
-// Replacement for gets() that uses libreadline.
-void getz(char *buf, int maxlen, char *default_value, char *prompt) {
- rl_startup_hook = getz_deftext;
- rl_getc_function = limit_rl;
- gmaxlen = maxlen;
- gdeftext = default_value;
- strcpy(buf, readline(prompt));
-}
-
-
-// Exit from the program while displaying an error code
-void ctdlmigrate_exit(int cmdexit) {
- printf("\n\n\033[3%dmExit code %d\033[0m\n", (cmdexit ? 1 : 2), cmdexit);
- exit(cmdexit);
-}
-
-
-// Connect to a Citadel on a remote host using a TCP/IP socket
-static int tcp_connectsock(char *host, char *service) {
- struct in6_addr serveraddr;
- struct addrinfo hints;
- struct addrinfo *res = NULL;
- struct addrinfo *ai = NULL;
- int rc = (-1);
- int sock = (-1);
-
- if ((host == NULL) || IsEmptyStr(host)) {
- return(-1);
- }
- if ((service == NULL) || IsEmptyStr(service)) {
- return(-1);
- }
-
- memset(&hints, 0x00, sizeof(hints));
- hints.ai_flags = AI_NUMERICSERV;
- hints.ai_family = AF_UNSPEC;
- hints.ai_socktype = SOCK_STREAM;
-
- // Handle numeric IPv4 and IPv6 addresses
- rc = inet_pton(AF_INET, host, &serveraddr);
- if (rc == 1) { // dotted quad
- hints.ai_family = AF_INET;
- hints.ai_flags |= AI_NUMERICHOST;
- }
- else {
- rc = inet_pton(AF_INET6, host, &serveraddr);
- if (rc == 1) { // IPv6 address
- hints.ai_family = AF_INET6;
- hints.ai_flags |= AI_NUMERICHOST;
- }
- }
-
- // Begin the connection process
- rc = getaddrinfo(host, service, &hints, &res);
- if (rc != 0) {
- fprintf(stderr, "ctdlmigrate: %s\n", strerror(errno));
- return (-1);
- }
-
- // Try all available addresses until we connect to one or until we run out.
- for (ai = res; ai != NULL; ai = ai->ai_next) {
- sock = socket(ai->ai_family, ai->ai_socktype, ai->ai_protocol);
- if (sock < 0) {
- fprintf(stderr, "ctdlmigrate: %s\n", strerror(errno));
- return (-1);
- }
-
- rc = connect(sock, ai->ai_addr, ai->ai_addrlen);
- if (rc >= 0) {
- return (sock); // Connected!
- }
- else {
- fprintf(stderr, "ctdlmigrate: %s\n", strerror(errno));
- close(sock); // Failed. Close the socket to avoid fd leak!
- }
- }
- return (-1);
-}
-
-
-// Connect to a Citadel on a remote host using a unix domaion socket
-int uds_connectsock(char *sockpath) {
- int s;
- struct sockaddr_un addr;
-
- memset(&addr, 0, sizeof(addr));
- addr.sun_family = AF_UNIX;
- strcpy(addr.sun_path, sockpath);
-
- s = socket(AF_UNIX, SOCK_STREAM, 0);
- if (s < 0) {
- fprintf(stderr, "ctdlmigrate: Can't create socket: %s\n", strerror(errno));
- return(-1);
- }
-
- if (connect(s, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
- fprintf(stderr, "ctdlmigrate: can't connect: %s\n", strerror(errno));
- close(s);
- return(-1);
- }
-
- return s;
-}
-
-
-// input binary data from socket
-void serv_read(int serv_sock, char *buf, int bytes) {
- int len = 0;
- int rlen = 0;
-
- while (len < bytes) {
- rlen = read(serv_sock, &buf[len], bytes - len);
- if (rlen < 1) {
- return;
- }
- len = len + rlen;
- }
-}
-
-
-// send binary to server
-void serv_write(int serv_sock, char *buf, int nbytes) {
- int bytes_written = 0;
- int retval;
- while (bytes_written < nbytes) {
- retval = write(serv_sock, &buf[bytes_written], nbytes - bytes_written);
- if (retval < 1) {
- return;
- }
- bytes_written = bytes_written + retval;
- }
-}
-
-
-// input string from socket - implemented in terms of serv_read()
-void serv_gets(int serv_sock, char *buf) {
- int i;
-
- // Read one character at a time.
- for (i = 0;; i++) {
- serv_read(serv_sock, &buf[i], 1);
- if (buf[i] == '\n' || i == (SIZ-1))
- break;
- }
-
- // If we got a long line, discard characters until the newline.
- if (i == (SIZ-1)) {
- while (buf[i] != '\n') {
- serv_read(serv_sock, &buf[i], 1);
- }
- }
-
- // Strip all trailing nonprintables (crlf)
- buf[i] = 0;
-}
-
-
-// send line to server - implemented in terms of serv_write()
-void serv_puts(int serv_sock, char *buf) {
- serv_write(serv_sock, buf, strlen(buf));
- serv_write(serv_sock, "\n", 1);
-}
-
-
-// send formatted printable data to the server
-void serv_printf(int serv_sock, const char *format, ...) {
- va_list arg_ptr;
- char buf[1024];
-
- va_start(arg_ptr, format);
- if (vsnprintf(buf, sizeof buf, format, arg_ptr) == -1)
- buf[sizeof buf - 2] = '\n';
- serv_write(serv_sock, buf, strlen(buf));
- va_end(arg_ptr);
-}
-
-
-// You know what main() does. If you don't, you shouldn't be trying to understand this program.
-int main(int argc, char *argv[]) {
- char ctdldir[PATH_MAX]=CTDLDIR;
- char yesno[2];
- int cmdexit = 0; // when something fails, set cmdexit to nonzero, and skip to the end
- char buf[PATH_MAX];
-
- char remote_user[128];
- char remote_host[128];
- char remote_pass[128];
- char *remote_port = "504";
-
- int linecount = 0;
- int a;
- int remote_server_socket = (-1);
- int local_admin_socket = (-1);
- int progress = 0;
-
- // Parse command line
- while ((a = getopt(argc, argv, "h:")) != EOF) {
- switch (a) {
- case 'h':
- strcpy(ctdldir, optarg);
- break;
- default:
- fprintf(stderr, "ctdlmigrate: usage: ctdlmigrate [-h server_dir]\n");
- return(1);
- }
- }
-
- if (chdir(ctdldir) != 0) {
- fprintf(stderr, "ctdlmigrate: %s: %s\n", ctdldir, strerror(errno));
- exit(errno);
- }
-
- signal(SIGINT, ctdlmigrate_exit);
- signal(SIGQUIT, ctdlmigrate_exit);
- signal(SIGTERM, ctdlmigrate_exit);
- signal(SIGSEGV, ctdlmigrate_exit);
- signal(SIGHUP, ctdlmigrate_exit);
- signal(SIGPIPE, ctdlmigrate_exit);
-
- printf( "\033[2J\033[H\n"
- " \033[32m╔═══════════════════════════════════════════════╗\n"
- " ║ ║\n"
- " ║ \033[33mCitadel over-the-wire migration utility \033[32m║\n"
- " ║ ║\n"
- " ╚═══════════════════════════════════════════════╝\033[0m\n"
- "\n"
- "This utility is designed to migrate your Citadel installation\n"
- "to a new host system via a network connection, without disturbing\n"
- "the source system. The target may be a different CPU architecture\n"
- "and/or operating system. The source system should be running\n"
- "Citadel version \033[33m%d\033[0m or newer, and the target system should be running\n"
- "either the same version or a newer version.\n"
- "\n"
- "You must run this utility on the TARGET SYSTEM. Any existing data\n"
- "on this system will be ERASED. Your target system will be on this\n"
- "host in %s.\n"
- "\n",
- EXPORT_REV_MIN, ctdldir
- );
-
- getz(yesno, 1, NULL, "Do you wish to continue? ");
- puts(yesno);
- if (tolower(yesno[0]) != 'y') {
- cmdexit = 101;
- }
-
- if (!cmdexit) {
- printf( "\033[2J\033[H\n"
- "\033[32m╔═══════════════════════════════════════════════╗\n"
- "║ ║\n"
- "║ \033[33mValidate source and target systems\033[32m ║\n"
- "║ ║\n"
- "╚═══════════════════════════════════════════════╝\033[0m\n"
- "\n\n");
-
- printf("First we must validate that the local target system is running\n");
- printf("and ready to receive data.\n");
- printf("Checking connectivity to Citadel in %s...\n", ctdldir);
- local_admin_socket = uds_connectsock("citadel-admin.socket");
- if (local_admin_socket < 0) {
- cmdexit = 102;
- }
- }
-
- if (!cmdexit) {
- serv_gets(local_admin_socket, buf);
- puts(buf);
- if (buf[0] != '2') {
- cmdexit = 103;
- }
- }
-
- if (!cmdexit) {
- serv_puts(local_admin_socket, "ECHO Connection to Citadel Server succeeded.");
- serv_gets(local_admin_socket, buf);
- puts(buf);
- if (buf[0] != '2') {
- cmdexit = 104;
- }
- }
-
- if (!cmdexit) {
- printf("\n");
- printf("OK, this side is ready to go. Now we must connect to the source system.\n\n");
-
- getz(remote_host, sizeof remote_host, NULL, "Enter the name or IP address of the source system: ");
- getz(remote_user, sizeof remote_user, "admin", " Enter the user name of an administrator account: ");
- getz(remote_pass, sizeof remote_pass, NULL, " Enter the password for this account: ");
-
- remote_server_socket = tcp_connectsock(remote_host, remote_port);
- if (remote_server_socket < 0) {
- cmdexit = 105;
- }
- }
-
- if (!cmdexit) {
- serv_gets(remote_server_socket, buf);
- puts(buf);
- if (buf[0] != '2') {
- cmdexit = 106;
- }
- }
-
- if (!cmdexit) {
- serv_printf(remote_server_socket, "USER %s\n", remote_user);
- serv_gets(remote_server_socket, buf);
- puts(buf);
- if (buf[0] != '3') {
- cmdexit = 107;
- }
- }
-
- if (!cmdexit) {
- serv_printf(remote_server_socket, "PASS %s\n", remote_pass);
- serv_gets(remote_server_socket, buf);
- puts(buf);
- if (buf[0] != '2') {
- cmdexit = 108;
- }
- }
-
- if (!cmdexit) {
- printf( "\033[2J\033[H\n"
- "\033[32m╔═══════════════════════════════════════════════════════════════════╗\n"
- "║ ║\n"
- "║ \033[33mMigrating from: %-50s\033[32m║\n"
- "║ ║\n"
- "╠═══════════════════════════════════════════════════════════════════╣\n"
- "║ ║\n"
- "║ Lines received: 0 Percent complete: 0 ║\n"
- "║ ║\n"
- "╚═══════════════════════════════════════════════════════════════════╝\033[0m\n"
- "\n", remote_host
- );
- }
-
- if (!cmdexit) {
- serv_puts(remote_server_socket, "MIGR export");
- serv_gets(remote_server_socket, buf);
- if (buf[0] != '1') {
- printf("\n\033[31m%s\033[0m\n", buf);
- cmdexit = 109;
- }
- }
-
- if (!cmdexit) {
- serv_puts(local_admin_socket, "MIGR import");
- serv_gets(local_admin_socket, buf);
- if (buf[0] != '4') {
- printf("\n\033[31m%s\033[0m\n", buf);
- cmdexit = 110;
- }
- }
-
- if (!cmdexit) {
- char *ptr;
- time_t last_update = time(NULL);
-
- while (serv_gets(remote_server_socket, buf), strcmp(buf, "000")) {
- ptr = strchr(buf, '\n');
- if (ptr) *ptr = 0; // remove the newline character
- ++linecount;
- if (!strncasecmp(buf, "<progress>", 10)) {
- progress = atoi(&buf[10]);
- printf("\033[8;65H\033[33m%d\033[0m\033[12;0H\n", progress);
- }
- if (time(NULL) != last_update) {
- last_update = time(NULL);
- printf("\033[8;19H\033[33m%d\033[0m\033[12;0H\n", linecount);
- }
- serv_puts(local_admin_socket, buf);
- }
-
- serv_puts(local_admin_socket, "000");
- }
-
- if ( (cmdexit == 0) && (progress < 100) ) {
- printf("\033[31mERROR: source stream ended before 100 percent of data was received.\033[0m\n");
- cmdexit = 111;
- }
-
- if (!cmdexit) {
- printf("\033[36mMigration is complete. Restarting the target server.\033[0m\n");
- serv_puts(local_admin_socket, "DOWN 1");
- serv_gets(local_admin_socket, buf);
- puts(buf);
- printf("\033[36mIt is recommended that you shut down the source server now.\033[0m\n");
- printf("\033[36mRemember to copy over your SSL keys and file libraries if appropriate.\033[0m\n");
- }
-
- close(remote_server_socket);
- close(local_admin_socket);
- ctdlmigrate_exit(cmdexit);
-}
projects / citadel.git / commitdiff