-/*
- * $Id$
- *
- * Citadel setup utility
- *
- */
-
-#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 <libcitadel.h>
-#include "citadel.h"
-#include "axdefs.h"
-#include "sysdep.h"
-#include "config.h"
-#include "citadel_dirs.h"
-
-#define MAXSETUP 5 /* How many setup questions to ask */
-
-#define UI_TEXT 0 /* Default setup type -- text only */
-#define UI_DIALOG 2 /* Use the 'dialog' program */
-#define UI_SILENT 3 /* Silent running, for use in scripts */
-
-#define SERVICE_NAME "citadel"
-#define PROTO_NAME "tcp"
-#define NSSCONF "/etc/nsswitch.conf"
-
-int setup_type;
-char setup_directory[PATH_MAX];
-int using_web_installer = 0;
-int enable_home = 1;
-
-char *setup_titles[] =
-{
- "Citadel Home Directory",
- "System Administrator",
- "Citadel User ID",
- "Server IP address",
- "Server port number",
- "Authentication mode"
-};
-
-
-struct config config;
-
- /* calculate all our path on a central place */
- /* where to keep our config */
-
-
-char *setup_text[] = {
-#ifndef HAVE_RUN_DIR
-"Enter the full pathname of the directory in which the Citadel\n"
-"installation you are creating or updating resides. If you\n"
-"specify a directory other than the default, you will need to\n"
-"specify the -h flag to the server when you start it up.\n",
-#else
-"Enter the subdirectory name for an alternate installation of "
-"Citadel. To do a default installation just leave it blank."
-"If you specify a directory other than the default, you will need to\n"
-"specify the -h flag to the server when you start it up.\n"
-"note that it may not have a leading /",
-#endif
-
-"Enter the name of the system administrator (which is probably\n"
-"you). When an account is created with this name, it will\n"
-"automatically be given administrator-level access.\n",
-
-"Citadel needs to run under its own user ID. This would\n"
-"typically be called \"citadel\", but if you are running Citadel\n"
-"as a public BBS, you might also call it \"bbs\" or \"guest\".\n"
-"The server will run under this user ID. Please specify that\n"
-"user ID here. You may specify either a user name or a numeric\n"
-"UID.\n",
-
-"Specify the IP address on which your server will run. If you\n"
-"leave this blank, or if you specify 0.0.0.0, Citadel will listen\n"
-"on all addresses. You can usually skip this unless you are\n"
-"running multiple instances of Citadel on the same computer.\n",
-
-"Specify the TCP port number on which your server will run.\n"
-"Normally, this will be port 504, which is the official port\n"
-"assigned by the IANA for Citadel servers. You will only need\n"
-"to specify a different port number if you run multiple instances\n"
-"of Citadel on the same computer and there is something else\n"
-"already using port 504.\n",
-
-"Normally, a Citadel system uses a \"black box\" authentication mode.\n"
-"This means that users do not have accounts or home directories on\n"
-"the underlying host system -- Citadel manages its own user database.\n"
-"However, if you wish to override this behavior, you can enable the\n"
-"host based authentication mode which is traditional for Unix systems.\n"
-"WARNING: do *not* change this setting once your system is installed.\n"
-"\n"
-"(Answer \"no\" unless you completely understand this option)\n"
-"Do you want to enable host based authentication mode?\n"
-
-};
-
-struct config config;
-int direction;
-
-
-void cleanup(int exitcode)
-{
- exit(exitcode);
-}
-
-
-
-void title(char *text)
-{
- if (setup_type == UI_TEXT) {
- printf("\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n<%s>\n", text);
- }
-}
-
-
-
-int yesno(char *question, int default_value)
-{
- int i = 0;
- int answer = 0;
- char buf[SIZ];
-
- switch (setup_type) {
-
- case UI_TEXT:
- do {
- printf("%s\nYes/No [%s] --> ",
- question,
- ( default_value ? "Yes" : "No" )
- );
- fgets(buf, sizeof buf, stdin);
- answer = tolower(buf[0]);
- if ((buf[0]==0) || (buf[0]==13) || (buf[0]==10))
- answer = default_value;
- else if (answer == 'y')
- answer = 1;
- else if (answer == 'n')
- answer = 0;
- } while ((answer < 0) || (answer > 1));
- break;
-
- case UI_DIALOG:
- sprintf(buf, "exec %s %s --yesno '%s' 15 75",
- getenv("CTDL_DIALOG"),
- ( default_value ? "" : "--defaultno" ),
- question);
- i = system(buf);
- if (i == 0) {
- answer = 1;
- }
- else {
- answer = 0;
- }
- break;
-
- }
- return (answer);
-}
-
-
-void important_message(char *title, char *msgtext)
-{
- char buf[SIZ];
-
- switch (setup_type) {
-
- case UI_TEXT:
- printf("\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n");
- printf(" %s \n\n%s\n\n", title, msgtext);
- printf("Press return to continue...");
- fgets(buf, sizeof buf, stdin);
- break;
-
- case UI_DIALOG:
- sprintf(buf, "exec %s --msgbox '%s' 19 72",
- getenv("CTDL_DIALOG"),
- msgtext);
- system(buf);
- break;
- }
-}
-
-void important_msgnum(int msgnum)
-{
- important_message("Important Message", setup_text[msgnum]);
-}
-
-void display_error(char *error_message)
-{
- important_message("Error", error_message);
-}
-
-void progress(char *text, long int curr, long int cmax)
-{
- static long dots_printed = 0L;
- long a = 0;
- static FILE *fp = NULL;
- char buf[SIZ];
-
- switch (setup_type) {
-
- case UI_TEXT:
- if (curr == 0) {
- printf("%s\n", text);
- printf("..........................");
- printf("..........................");
- printf("..........................\r");
- fflush(stdout);
- dots_printed = 0;
- } else if (curr == cmax) {
- printf("\r%79s\n", "");
- } else {
- a = (curr * 100) / cmax;
- a = a * 78;
- a = a / 100;
- while (dots_printed < a) {
- printf("*");
- ++dots_printed;
- fflush(stdout);
- }
- }
- break;
-
- case UI_DIALOG:
- if (curr == 0) {
- sprintf(buf, "exec %s --gauge '%s' 7 72 0",
- getenv("CTDL_DIALOG"),
- text);
- fp = popen(buf, "w");
- if (fp != NULL) {
- fprintf(fp, "0\n");
- fflush(fp);
- }
- }
- else if (curr == cmax) {
- if (fp != NULL) {
- fprintf(fp, "100\n");
- pclose(fp);
- fp = NULL;
- }
- }
- else {
- a = (curr * 100) / cmax;
- if (fp != NULL) {
- fprintf(fp, "%ld\n", a);
- fflush(fp);
- }
- }
- break;
-
- }
-}
-
-
-
-/*
- * check_services_entry() -- Make sure "citadel" is in /etc/services
- *
- */
-void check_services_entry(void)
-{
- int i;
- FILE *sfp;
- char errmsg[256];
-
- if (getservbyname(SERVICE_NAME, PROTO_NAME) == NULL) {
- for (i=0; i<=2; ++i) {
- progress("Adding service entry...", i, 2);
- if (i == 0) {
- sfp = fopen("/etc/services", "a");
- if (sfp == NULL) {
- sprintf(errmsg, "Cannot open /etc/services: %s", strerror(errno));
- display_error(errmsg);
- } else {
- fprintf(sfp, "%s 504/tcp\n", SERVICE_NAME);
- fclose(sfp);
- }
- }
- }
- }
-}
-
-
-
-
-/*
- * delete_inittab_entry() -- Remove obsolete /etc/inittab entry for Citadel
- *
- */
-void delete_inittab_entry(void)
-{
- FILE *infp;
- FILE *outfp;
- char looking_for[256];
- char buf[1024];
- char outfilename[32];
- int changes_made = 0;
-
- /* Determine the fully qualified path name of citserver */
- snprintf(looking_for,
- sizeof looking_for,
- "%s/citserver",
- ctdl_sbin_dir
- );
-
- /* Now tweak /etc/inittab */
- infp = fopen("/etc/inittab", "r");
- if (infp == NULL) {
-
- /* If /etc/inittab does not exist, return quietly.
- * Not all host platforms have it.
- */
- if (errno == ENOENT) {
- return;
- }
-
- /* Other errors might mean something really did go wrong.
- */
- sprintf(buf, "Cannot open /etc/inittab: %s", strerror(errno));
- display_error(buf);
- return;
- }
-
- strcpy(outfilename, "/tmp/ctdlsetup.XXXXXX");
- outfp = fdopen(mkstemp(outfilename), "w+");
- if (outfp == NULL) {
- sprintf(buf, "Cannot open %s: %s", outfilename, strerror(errno));
- display_error(buf);
- fclose(infp);
- return;
- }
-
- while (fgets(buf, sizeof buf, infp) != NULL) {
- if (strstr(buf, looking_for) != NULL) {
- fwrite("#", 1, 1, outfp);
- ++changes_made;
- }
- fwrite(buf, strlen(buf), 1, outfp);
- }
-
- fclose(infp);
- fclose(outfp);
-
- if (changes_made) {
- sprintf(buf, "/bin/mv -f %s /etc/inittab 2>/dev/null", outfilename);
- system(buf);
- system("/sbin/init q 2>/dev/null");
- }
- else {
- unlink(outfilename);
- }
-}
-
-
-/*
- * install_init_scripts() -- Try to configure to start Citadel at boot
- *
- */
-void install_init_scripts(void)
-{
- struct stat etcinitd;
- FILE *fp;
- char *initfile = "/etc/init.d/citadel";
- char command[SIZ];
-
- if ((stat("/etc/init.d/", &etcinitd) == -1) &&
- (errno == ENOENT))
- {
- if ((stat("/etc/rc.d/init.d/", &etcinitd) == -1) &&
- (errno == ENOENT))
- initfile = CTDLDIR"/citadel.init";
- else
- initfile = "/etc/rc.d/init.d/citadel";
- }
-
- fp = fopen(initfile, "r");
- if (fp != NULL) {
- if (yesno("Citadel already appears to be configured to start at boot.\n"
- "Would you like to keep your boot configuration as is?\n", 1) == 1) {
- return;
- }
- fclose(fp);
-
- }
-
- if (yesno("Would you like to automatically start Citadel at boot?\n", 1) == 0) {
- return;
- }
-
- fp = fopen(initfile, "w");
- if (fp == NULL) {
- display_error("Cannot create /etc/init.d/citadel");
- return;
- }
-
- fprintf(fp, "#!/bin/sh\n"
- "#\n"
- "# Init file for Citadel\n"
- "#\n"
- "# chkconfig: - 79 30\n"
- "# description: Citadel service\n"
- "# processname: citserver\n"
- "# pidfile: %s/citadel.pid\n"
- "\n"
- "CITADEL_DIR=%s\n"
- ,
- setup_directory,
- setup_directory
- );
- fprintf(fp, "\n"
- "test -d /var/run || exit 0\n"
- "\n"
- "case \"$1\" in\n"
- "\n"
- "start) echo -n \"Starting Citadel... \"\n"
- " if $CITADEL_DIR/citserver -d -h$CITADEL_DIR\n"
- " then\n"
- " echo \"ok\"\n"
- " else\n"
- " echo \"failed\"\n"
- " fi\n");
- fprintf(fp, " ;;\n"
- "stop) echo -n \"Stopping Citadel... \"\n"
- " if $CITADEL_DIR/sendcommand DOWN >/dev/null 2>&1 ; then\n"
- " echo \"ok\"\n"
- " else\n"
- " echo \"failed\"\n"
- " fi\n"
- " rm -f %s/citadel.pid 2>/dev/null\n"
- ,
- setup_directory
- );
- fprintf(fp, " ;;\n"
- "restart) $0 stop\n"
- " $0 start\n"
- " ;;\n"
- "*) echo \"Usage: $0 {start|stop|restart}\"\n"
- " exit 1\n"
- " ;;\n"
- "esac\n"
- );
-
- fclose(fp);
- chmod(initfile, 0755);
-
- /* Set up the run levels. */
- system("/bin/rm -f /etc/rc?.d/[SK]??citadel 2>/dev/null");
- snprintf(command, sizeof(command), "for x in 2 3 4 5 ; do [ -d /etc/rc$x.d ] && ln -s %s /etc/rc$x.d/S79citadel ; done 2>/dev/null", initfile);
- system(command);
- snprintf(command, sizeof(command),"for x in 0 6 S; do [ -d /etc/rc$x.d ] && ln -s %s /etc/rc$x.d/K30citadel ; done 2>/dev/null", initfile);
- system(command);
-
-}
-
-
-
-
-
-
-/*
- * On systems which use xinetd, see if we can offer to install Citadel as
- * the default telnet target.
- */
-void check_xinetd_entry(void) {
- char *filename = "/etc/xinetd.d/telnet";
- FILE *fp;
- char buf[SIZ];
- int already_citadel = 0;
-
- fp = fopen(filename, "r+");
- if (fp == NULL) return; /* Not there. Oh well... */
-
- while (fgets(buf, sizeof buf, fp) != NULL) {
- if (strstr(buf, setup_directory) != NULL) already_citadel = 1;
- }
- fclose(fp);
- if (already_citadel) return; /* Already set up this way. */
-
- /* Otherwise, prompt the user to create an entry. */
- if (getenv("CREATE_XINETD_ENTRY") != NULL) {
- if (strcasecmp(getenv("CREATE_XINETD_ENTRY"), "yes")) {
- return;
- }
- }
- else {
- snprintf(buf, sizeof buf,
- "Setup can configure the \"xinetd\" service to automatically\n"
- "connect incoming telnet sessions to Citadel, bypassing the\n"
- "host system login: prompt. Would you like to do this?\n"
- );
- if (yesno(buf, 1) == 0) {
- return;
- }
- }
-
- fp = fopen(filename, "w");
- fprintf(fp,
- "# description: telnet service for Citadel users\n"
- "service telnet\n"
- "{\n"
- " disable = no\n"
- " flags = REUSE\n"
- " socket_type = stream\n"
- " wait = no\n"
- " user = root\n"
- " server = /usr/sbin/in.telnetd\n"
- " server_args = -h -L %s/citadel\n"
- " log_on_failure += USERID\n"
- "}\n",
- ctdl_bin_dir);
- fclose(fp);
-
- /* Now try to restart the service */
- system("/etc/init.d/xinetd restart >/dev/null 2>&1");
-}
-
-
-
-/*
- * Offer to disable other MTA's
- */
-void disable_other_mta(char *mta) {
- char buf[SIZ];
- FILE *fp;
- int lines = 0;
-
- sprintf(buf, "/bin/ls -l /etc/rc*.d/S*%s 2>/dev/null; "
- "/bin/ls -l /etc/rc.d/rc*.d/S*%s 2>/dev/null",
- mta, mta);
- fp = popen(buf, "r");
- if (fp == NULL) return;
-
- while (fgets(buf, sizeof buf, fp) != NULL) {
- ++lines;
- }
- fclose(fp);
- if (lines == 0) return; /* Nothing to do. */
-
-
- /* Offer to replace other MTA with the vastly superior Citadel :) */
-
- if (getenv("ACT_AS_MTA")) {
- if (strcasecmp(getenv("ACT_AS_MTA"), "yes")) {
- return;
- }
- }
- else {
- snprintf(buf, sizeof buf,
- "You appear to have the \"%s\" email program\n"
- "running on your system. If you want Citadel mail\n"
- "connected with %s, you will have to manually integrate\n"
- "them. It is preferable to disable %s, and use Citadel's\n"
- "SMTP, POP3, and IMAP services.\n\n"
- "May we disable %s so that Citadel has access to ports\n"
- "25, 110, and 143?\n",
- mta, mta, mta, mta
- );
- if (yesno(buf, 1) == 0) {
- return;
- }
- }
-
- sprintf(buf, "for x in /etc/rc*.d/S*%s; do mv $x `echo $x |sed s/S/K/g`; done >/dev/null 2>&1", mta);
- system(buf);
- sprintf(buf, "/etc/init.d/%s stop >/dev/null 2>&1", mta);
- system(buf);
-}
-
-
-
-
-/*
- * Check to see if our server really works. Returns 0 on success.
- */
-int test_server(void) {
- char cmd[256];
- char cookie[256];
- FILE *fp;
- char buf[4096];
- int found_it = 0;
-
- /* Generate a silly little cookie. We're going to write it out
- * to the server and try to get it back. The cookie does not
- * have to be secret ... just unique.
- */
- sprintf(cookie, "--test--%d--", getpid());
-
- sprintf(cmd, "%s/sendcommand %s%s ECHO %s 2>&1",
- ctdl_sbin_dir,
- (enable_home)?"-h":"",
- (enable_home)?ctdl_run_dir:"",
- cookie);
-
- fp = popen(cmd, "r");
- if (fp == NULL) return(errno);
-
- while (fgets(buf, sizeof buf, fp) != NULL) {
- if ( (buf[0]=='2')
- && (strstr(buf, cookie) != NULL) ) {
- ++found_it;
- }
- }
- pclose(fp);
-
- if (found_it) {
- return(0);
- }
- return(-1);
-}
-
-void strprompt(char *prompt_title, char *prompt_text, char *str)
-{
- char buf[SIZ];
- char setupmsg[SIZ];
- char dialog_result[PATH_MAX];
- FILE *fp = NULL;
-
- strcpy(setupmsg, "");
-
- switch (setup_type) {
- case UI_TEXT:
- title(prompt_title);
- printf("\n%s\n", prompt_text);
- printf("This is currently set to:\n%s\n", str);
- printf("Enter new value or press return to leave unchanged:\n");
- fgets(buf, sizeof buf, stdin);
- buf[strlen(buf) - 1] = 0;
- if (!IsEmptyStr(buf))
- strcpy(str, buf);
- break;
-
- case UI_DIALOG:
- CtdlMakeTempFileName(dialog_result, sizeof dialog_result);
- sprintf(buf, "exec %s --inputbox '%s' 19 72 '%s' 2>%s",
- getenv("CTDL_DIALOG"),
- prompt_text,
- str,
- dialog_result);
- system(buf);
- fp = fopen(dialog_result, "r");
- if (fp != NULL) {
- fgets(str, sizeof buf, fp);
- if (str[strlen(str)-1] == 10) {
- str[strlen(str)-1] = 0;
- }
- fclose(fp);
- unlink(dialog_result);
- }
- break;
-
- }
-}
-
-void set_bool_val(int msgpos, int *ip) {
- title(setup_titles[msgpos]);
- *ip = yesno(setup_text[msgpos], *ip);
-}
-
-void set_str_val(int msgpos, char *str) {
- strprompt(setup_titles[msgpos], setup_text[msgpos], str);
-}
-
-void set_int_val(int msgpos, int *ip)
-{
- char buf[16];
- snprintf(buf, sizeof buf, "%d", (int) *ip);
- set_str_val(msgpos, buf);
- *ip = atoi(buf);
-}
-
-
-void set_char_val(int msgpos, char *ip)
-{
- char buf[16];
- snprintf(buf, sizeof buf, "%d", (int) *ip);
- set_str_val(msgpos, buf);
- *ip = (char) atoi(buf);
-}
-
-
-void set_long_val(int msgpos, long int *ip)
-{
- char buf[16];
- snprintf(buf, sizeof buf, "%ld", *ip);
- set_str_val(msgpos, buf);
- *ip = atol(buf);
-}
-
-
-void edit_value(int curr)
-{
- int i;
- struct passwd *pw;
- char ctdluidname[256];
-
- switch (curr) {
-
- case 1:
- if (setup_type == UI_SILENT)
- {
- if (getenv("SYSADMIN_NAME")) {
- strcpy(config.c_sysadm, getenv("SYSADMIN_NAME"));
- }
- }
- else {
- set_str_val(curr, config.c_sysadm);
- }
- break;
-
- case 2:
- if (setup_type == UI_SILENT)
- {
- if (getenv("CITADEL_UID")) {
- config.c_ctdluid = atoi(getenv("CITADEL_UID"));
- }
- }
- else
- {
-#ifdef __CYGWIN__
- config.c_ctdluid = 0; /* XXX Windows hack, prob. insecure */
-#else
- i = config.c_ctdluid;
- pw = getpwuid(i);
- if (pw == NULL) {
- set_int_val(curr, &i);
- config.c_ctdluid = i;
- }
- else {
- strcpy(ctdluidname, pw->pw_name);
- set_str_val(curr, ctdluidname);
- pw = getpwnam(ctdluidname);
- if (pw != NULL) {
- config.c_ctdluid = pw->pw_uid;
- }
- else if (atoi(ctdluidname) > 0) {
- config.c_ctdluid = atoi(ctdluidname);
- }
- }
-#endif
- }
- break;
-
- case 3:
- if (setup_type == UI_SILENT)
- {
- if (getenv("IP_ADDR")) {
- strcpy(config.c_ip_addr, getenv("IP_ADDR"));
- }
- }
- else {
- set_str_val(curr, config.c_ip_addr);
- }
- break;
-
- case 4:
- if (setup_type == UI_SILENT)
- {
- if (getenv("CITADEL_PORT")) {
- config.c_port_number = atoi(getenv("CITADEL_PORT"));
- }
- }
- else
- {
- set_int_val(curr, &config.c_port_number);
- }
- break;
-
- case 5:
- if (setup_type == UI_SILENT)
- {
- if (getenv("ENABLE_UNIX_AUTH")) {
- if (!strcasecmp(getenv("ENABLE_UNIX_AUTH"), "yes")) {
- config.c_auth_mode = 1;
- }
- else {
- config.c_auth_mode = 0;
- }
- }
- }
- else {
- set_bool_val(curr, &config.c_auth_mode);
- }
- break;
-
- }
-}
-
-/*
- * (re-)write the config data to disk
- */
-void write_config_to_disk(void)
-{
- FILE *fp;
- int fd;
-
- if ((fd = creat(file_citadel_config, S_IRUSR | S_IWUSR)) == -1) {
- display_error("setup: cannot open citadel.config");
- cleanup(1);
- }
- fp = fdopen(fd, "wb");
- if (fp == NULL) {
- display_error("setup: cannot open citadel.config");
- cleanup(1);
- }
- fwrite((char *) &config, sizeof(struct config), 1, fp);
- fclose(fp);
-}
-
-
-
-
-/*
- * Figure out what type of user interface we're going to use
- */
-int discover_ui(void)
-{
-
- /* Use "dialog" if we have it */
- if (getenv("CTDL_DIALOG") != NULL) {
- return UI_DIALOG;
- }
-
- return UI_TEXT;
-}
-
-
-
-
-
-/*
- * Strip "db" entries out of /etc/nsswitch.conf
- */
-void fixnss(void) {
- FILE *fp_read;
- int fd_write;
- char buf[256];
- char buf_nc[256];
- char question[512];
- int i;
- int changed = 0;
- int file_changed = 0;
- char new_filename[64];
-
- fp_read = fopen(NSSCONF, "r");
- if (fp_read == NULL) {
- return;
- }
-
- strcpy(new_filename, "/tmp/ctdl_fixnss_XXXXXX");
- fd_write = mkstemp(new_filename);
- if (fd_write < 0) {
- fclose(fp_read);
- return;
- }
-
- while (fgets(buf, sizeof buf, fp_read) != NULL) {
- changed = 0;
- strcpy(buf_nc, buf);
- for (i=0; i<strlen(buf_nc); ++i) {
- if (buf_nc[i] == '#') {
- buf_nc[i] = 0;
- }
- }
- for (i=0; i<strlen(buf_nc); ++i) {
- if (!strncasecmp(&buf_nc[i], "db", 2)) {
- if (i > 0) {
- if ((isspace(buf_nc[i+2])) || (buf_nc[i+2]==0)) {
- changed = 1;
- file_changed = 1;
- strcpy(&buf_nc[i], &buf_nc[i+2]);
- strcpy(&buf[i], &buf[i+2]);
- if (buf[i]==32) {
- strcpy(&buf_nc[i], &buf_nc[i+1]);
- strcpy(&buf[i], &buf[i+1]);
- }
- }
- }
- }
- }
- if (write(fd_write, buf, strlen(buf)) != strlen(buf)) {
- fclose(fp_read);
- close(fd_write);
- unlink(new_filename);
- return;
- }
- }
-
- fclose(fp_read);
-
- if (!file_changed) {
- unlink(new_filename);
- return;
- }
-
- snprintf(question, sizeof question,
- "\n"
- "/etc/nsswitch.conf is configured to use the 'db' module for\n"
- "one or more services. This is not necessary on most systems,\n"
- "and it is known to crash the Citadel server when delivering\n"
- "mail to the Internet.\n"
- "\n"
- "Do you want this module to be automatically disabled?\n"
- "\n"
- );
-
- if (yesno(question, 1)) {
- sprintf(buf, "/bin/mv -f %s %s", new_filename, NSSCONF);
- system(buf);
- }
- unlink(new_filename);
-}
-
-
-
-
-
-
-
-
-int main(int argc, char *argv[])
-{
- int a;
- int curr;
- char aaa[128];
- FILE *fp;
- int old_setup_level = 0;
- int info_only = 0;
- struct utsname my_utsname;
- struct passwd *pw;
- struct hostent *he;
- gid_t gid;
- int relh=0;
- int home=0;
- char relhome[PATH_MAX]="";
- char ctdldir[PATH_MAX]=CTDLDIR;
-
- CtdlInitBase64Table();
-
- /* set an invalid setup type */
- setup_type = (-1);
-
- /* Check to see if we're running the web installer */
- if (getenv("CITADEL_INSTALLER") != NULL) {
- using_web_installer = 1;
- }
-
- /* parse command line args */
- for (a = 0; a < argc; ++a) {
- if (!strncmp(argv[a], "-u", 2)) {
- strcpy(aaa, argv[a]);
- strcpy(aaa, &aaa[2]);
- setup_type = atoi(aaa);
- }
- if (!strcmp(argv[a], "-i")) {
- info_only = 1;
- }
- if (!strcmp(argv[a], "-q")) {
- setup_type = UI_SILENT;
- }
- }
-
-
- /* If a setup type was not specified, try to determine automatically
- * the best one to use out of all available types.
- */
- if (setup_type < 0) {
- setup_type = discover_ui();
- }
- if (info_only == 1) {
- important_message("Citadel Setup", CITADEL);
- cleanup(0);
- }
-
- /* Get started in a valid setup directory. */
- strcpy(setup_directory, ctdl_run_dir);
- if ( (using_web_installer) && (getenv("CITADEL") != NULL) ) {
- strcpy(setup_directory, getenv("CITADEL"));
- }
- else {
- set_str_val(0, setup_directory);
- }
-
- home=(setup_directory[1]!='\0');
- relh=home&(setup_directory[1]!='/');
- if (!relh) {
- safestrncpy(ctdl_home_directory, setup_directory, sizeof ctdl_home_directory);
- }
- else {
- safestrncpy(relhome, ctdl_home_directory, sizeof relhome);
- }
-
- calc_dirs_n_files(relh, home, relhome, ctdldir, 0);
-
- enable_home=(relh|home);
-
- if (home) {
- if (chdir(setup_directory) == 0) {
- strcpy(file_citadel_config, "./citadel.config");
- }
- else {
- important_message("Citadel Setup",
- "The directory you specified does not exist.");
- cleanup(errno);
- }
- }
-
- /* Determine our host name, in case we need to use it as a default */
- uname(&my_utsname);
-
- /* Try to stop Citadel if we can */
- if (!access("/etc/init.d/citadel", X_OK)) {
- system("/etc/init.d/citadel stop");
- }
-
- /* Make sure Citadel is not running. */
- if (test_server() == 0) {
- important_message("Citadel Setup",
- "The Citadel service is still running.\n"
- "Please stop the service manually and run "
- "setup again.");
- cleanup(1);
- }
-
- /* Now begin. */
- switch (setup_type) {
-
- case UI_TEXT:
- printf("\n\n\n"
- " *** Citadel setup program ***\n\n");
- break;
-
- }
-
- /*
- * What we're going to try to do here is append a whole bunch of
- * nulls to the citadel.config file, so we can keep the old config
- * values if they exist, but if the file is missing or from an
- * earlier version with a shorter config structure, when setup tries
- * to read the old config parameters, they'll all come up zero.
- * The length of the config file will be set to what it's supposed
- * to be when we rewrite it, because we replace the old file with a
- * completely new copy.
- */
- if ((a = open(file_citadel_config, O_WRONLY | O_CREAT | O_APPEND,
- S_IRUSR | S_IWUSR)) == -1) {
- display_error("setup: cannot append citadel.config");
- cleanup(errno);
- }
- fp = fdopen(a, "ab");
- if (fp == NULL) {
- display_error("setup: cannot append citadel.config");
- cleanup(errno);
- }
- for (a = 0; a < sizeof(struct config); ++a)
- putc(0, fp);
- fclose(fp);
-
- /* now we re-open it, and read the old or blank configuration */
- fp = fopen(file_citadel_config, "rb");
- if (fp == NULL) {
- display_error("setup: cannot open citadel.config");
- cleanup(errno);
- }
- fread((char *) &config, sizeof(struct config), 1, fp);
- fclose(fp);
-
- /* set some sample/default values in place of blanks... */
- if (IsEmptyStr(config.c_nodename))
- safestrncpy(config.c_nodename, my_utsname.nodename,
- sizeof config.c_nodename);
- strtok(config.c_nodename, ".");
- if (IsEmptyStr(config.c_fqdn) ) {
- if ((he = gethostbyname(my_utsname.nodename)) != NULL)
- safestrncpy(config.c_fqdn, he->h_name,
- sizeof config.c_fqdn);
- else
- safestrncpy(config.c_fqdn, my_utsname.nodename,
- sizeof config.c_fqdn);
- }
- if (IsEmptyStr(config.c_humannode))
- strcpy(config.c_humannode, "My System");
- if (IsEmptyStr(config.c_phonenum))
- strcpy(config.c_phonenum, "US 800 555 1212");
- if (config.c_initax == 0) {
- config.c_initax = 4;
- }
- if (IsEmptyStr(config.c_moreprompt))
- strcpy(config.c_moreprompt, "<more>");
- if (IsEmptyStr(config.c_twitroom))
- strcpy(config.c_twitroom, "Trashcan");
- if (IsEmptyStr(config.c_baseroom))
- strcpy(config.c_baseroom, BASEROOM);
- if (IsEmptyStr(config.c_aideroom))
- strcpy(config.c_aideroom, "Aide");
- if (config.c_port_number == 0) {
- config.c_port_number = 504;
- }
- if (config.c_sleeping == 0) {
- config.c_sleeping = 900;
- }
- if (config.c_ctdluid == 0) {
- pw = getpwnam("citadel");
- if (pw != NULL)
- config.c_ctdluid = pw->pw_uid;
- }
- if (config.c_ctdluid == 0) {
- pw = getpwnam("bbs");
- if (pw != NULL)
- config.c_ctdluid = pw->pw_uid;
- }
- if (config.c_ctdluid == 0) {
- pw = getpwnam("guest");
- if (pw != NULL)
- config.c_ctdluid = pw->pw_uid;
- }
- if (config.c_createax == 0) {
- config.c_createax = 3;
- }
- /*
- * Negative values for maxsessions are not allowed.
- */
- if (config.c_maxsessions < 0) {
- config.c_maxsessions = 0;
- }
- /* We need a system default message expiry policy, because this is
- * the top level and there's no 'higher' policy to fall back on.
- * By default, do not expire messages at all.
- */
- if (config.c_ep.expire_mode == 0) {
- config.c_ep.expire_mode = EXPIRE_MANUAL;
- config.c_ep.expire_value = 0;
- }
-
- /*
- * Default port numbers for various services
- */
- if (config.c_smtp_port == 0) config.c_smtp_port = 25;
- if (config.c_pop3_port == 0) config.c_pop3_port = 110;
- if (config.c_imap_port == 0) config.c_imap_port = 143;
- if (config.c_msa_port == 0) config.c_msa_port = 587;
- if (config.c_smtps_port == 0) config.c_smtps_port = 465;
- if (config.c_pop3s_port == 0) config.c_pop3s_port = 995;
- if (config.c_imaps_port == 0) config.c_imaps_port = 993;
- if (config.c_pftcpdict_port == 0) config.c_pftcpdict_port = -1;
- if (config.c_managesieve_port == 0) config.c_managesieve_port = 2020;
-
- /* Go through a series of dialogs prompting for config info */
- for (curr = 1; curr <= MAXSETUP; ++curr) {
- edit_value(curr);
- }
-
-/***** begin version update section ***** */
- /* take care of any updating that is necessary */
-
- old_setup_level = config.c_setup_level;
-
- if (old_setup_level == 0) {
- goto NEW_INST;
- }
-
- if (old_setup_level < 555) {
- important_message("Citadel Setup",
- "This Citadel installation is too old "
- "to be upgraded.");
- cleanup(1);
- }
- write_config_to_disk();
-
- old_setup_level = config.c_setup_level;
-
- /* end of version update section */
-
-NEW_INST:
- config.c_setup_level = REV_LEVEL;
-
-/******************************************/
-
- write_config_to_disk();
-
- mkdir(ctdl_info_dir, 0700);
- chmod(ctdl_info_dir, 0700);
- chown(ctdl_info_dir, config.c_ctdluid, -1);
-
- mkdir(ctdl_bio_dir, 0700);
- chmod(ctdl_bio_dir, 0700);
- chown(ctdl_bio_dir, config.c_ctdluid, -1);
-
- mkdir(ctdl_usrpic_dir, 0700);
- chmod(ctdl_usrpic_dir, 0700);
- chown(ctdl_usrpic_dir, config.c_ctdluid, -1);
-
- mkdir(ctdl_message_dir, 0700);
- chmod(ctdl_message_dir, 0700);
- chown(ctdl_message_dir, config.c_ctdluid, -1);
-
- mkdir(ctdl_hlp_dir, 0700);
- chmod(ctdl_hlp_dir, 0700);
- chown(ctdl_hlp_dir, config.c_ctdluid, -1);
-
- mkdir(ctdl_image_dir, 0700);
- chmod(ctdl_image_dir, 0700);
- chown(ctdl_image_dir, config.c_ctdluid, -1);
-
- mkdir(ctdl_bb_dir, 0700);
- chmod(ctdl_bb_dir, 0700);
- chown(ctdl_bb_dir, config.c_ctdluid, -1);
-
- mkdir(ctdl_file_dir, 0700);
- chmod(ctdl_file_dir, 0700);
- chown(ctdl_file_dir, config.c_ctdluid, -1);
-
- mkdir(ctdl_netcfg_dir, 0700);
- chmod(ctdl_netcfg_dir, 0700);
- chown(ctdl_netcfg_dir, config.c_ctdluid, -1);
-
- /* Delete files and directories used by older Citadel versions */
- system("exec /bin/rm -fr ./rooms ./chatpipes ./expressmsgs ./sessions 2>/dev/null");
- unlink("citadel.log");
- unlink("weekly");
-
- check_services_entry(); /* Check /etc/services */
-#ifndef __CYGWIN__
- delete_inittab_entry(); /* Remove obsolete /etc/inittab entry */
- check_xinetd_entry(); /* Check /etc/xinetd.d/telnet */
-
- /* Offer to disable other MTA's on the system. */
- disable_other_mta("courier-authdaemon");
- disable_other_mta("courier-imap");
- disable_other_mta("courier-imap-ssl");
- disable_other_mta("courier-pop");
- disable_other_mta("courier-pop3");
- disable_other_mta("courier-pop3d");
- disable_other_mta("cyrmaster");
- disable_other_mta("cyrus");
- disable_other_mta("dovecot");
- disable_other_mta("exim");
- disable_other_mta("exim4");
- disable_other_mta("imapd");
- disable_other_mta("mta");
- disable_other_mta("pop3d");
- disable_other_mta("popd");
- disable_other_mta("postfix");
- disable_other_mta("qmail");
- disable_other_mta("saslauthd");
- disable_other_mta("sendmail");
- disable_other_mta("vmailmgrd");
-#endif
-
- /* Check for the 'db' nss and offer to disable it */
- fixnss();
-
- if ((pw = getpwuid(config.c_ctdluid)) == NULL)
- gid = getgid();
- else
- gid = pw->pw_gid;
-
- progress("Setting file permissions", 0, 3);
- chown(ctdl_run_dir, config.c_ctdluid, gid);
- progress("Setting file permissions", 1, 3);
- chown(file_citadel_config, config.c_ctdluid, gid);
- progress("Setting file permissions", 2, 3);
- chmod(file_citadel_config, S_IRUSR | S_IWUSR);
- progress("Setting file permissions", 3, 3);
-
- /*
- * If we're running on SysV, install init scripts.
- */
- if (!access("/var/run", W_OK)) {
-
- if (getenv("NO_INIT_SCRIPTS") == NULL) {
- install_init_scripts();
- }
-
- if (!access("/etc/init.d/citadel", X_OK)) {
- system("/etc/init.d/citadel start");
- sleep(3);
- }
-
- if (test_server() == 0) {
- important_message("Setup finished",
- "Setup of the Citadel server is complete.\n"
- "If you will be using WebCit, please run its\n"
- "setup program now; otherwise, run './citadel'\n"
- "to log in.\n");
- }
- else {
- important_message("Setup failed",
- "Setup is finished, but the Citadel server failed to start.\n"
- "Go back and check your configuration.\n"
- );
- }
-
- }
-
- else {
- important_message("Setup finished",
- "Setup is finished. You may now start the server.");
- }
-
- cleanup(0);
- return 0;
-}
-
-