From c2d09d427f488cde019d1429d38e07d89f0d99ba Mon Sep 17 00:00:00 2001 From: Wilfried Goesgens Date: Sat, 14 Sep 2013 11:36:21 +0200 Subject: [PATCH] oops, forgot to add the user commands --- citadel/modules/ctdlproto/serv_user.c | 811 ++++++++++++++++++++++++++ 1 file changed, 811 insertions(+) create mode 100644 citadel/modules/ctdlproto/serv_user.c diff --git a/citadel/modules/ctdlproto/serv_user.c b/citadel/modules/ctdlproto/serv_user.c new file mode 100644 index 000000000..c8c8aaa2d --- /dev/null +++ b/citadel/modules/ctdlproto/serv_user.c @@ -0,0 +1,811 @@ +/* + * Server functions which perform operations on user objects. + * + * Copyright (c) 1987-2011 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. + */ + +#include "sysdep.h" +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#ifdef HAVE_SYS_STAT_H +#include +#endif + +#if TIME_WITH_SYS_TIME +# include +# include +#else +# if HAVE_SYS_TIME_H +# include +# else +# include +# endif +#endif + +#include +#include +#include +#include "auth.h" +#include "citadel.h" +#include "server.h" +#include "database.h" +#include "sysdep_decls.h" +#include "support.h" +#include "room_ops.h" +#include "file_ops.h" +#include "control.h" +#include "msgbase.h" +#include "config.h" +#include "citserver.h" +#include "citadel_dirs.h" +#include "genstamp.h" +#include "threads.h" +#include "citadel_ldap.h" +#include "context.h" +#include "ctdl_module.h" +#include "user_ops.h" +#include "internet_addressing.h" + + + +/* + * USER cmd + */ +void cmd_user(char *cmdbuf) +{ + char username[256]; + int a; + + CON_syslog(LOG_DEBUG, "cmd_user(%s)\n", cmdbuf); + extract_token(username, cmdbuf, 0, '|', sizeof username); + CON_syslog(LOG_DEBUG, "username: %s\n", username); + striplt(username); + CON_syslog(LOG_DEBUG, "username: %s\n", username); + + a = CtdlLoginExistingUser(NULL, username); + switch (a) { + case login_already_logged_in: + cprintf("%d Already logged in.\n", ERROR + ALREADY_LOGGED_IN); + return; + case login_too_many_users: + cprintf("%d %s: " + "Too many users are already online " + "(maximum is %d)\n", + ERROR + MAX_SESSIONS_EXCEEDED, + config.c_nodename, config.c_maxsessions); + return; + case login_ok: + cprintf("%d Password required for %s\n", + MORE_DATA, CC->curr_user); + return; + case login_not_found: + cprintf("%d %s not found.\n", ERROR + NO_SUCH_USER, username); + return; + default: + cprintf("%d Internal error\n", ERROR + INTERNAL_ERROR); + } +} + + +void cmd_pass(char *buf) +{ + char password[SIZ]; + int a; + long len; + + memset(password, 0, sizeof(password)); + len = extract_token(password, buf, 0, '|', sizeof password); + a = CtdlTryPassword(password, len); + + switch (a) { + case pass_already_logged_in: + cprintf("%d Already logged in.\n", ERROR + ALREADY_LOGGED_IN); + return; + case pass_no_user: + cprintf("%d You must send a name with USER first.\n", + ERROR + USERNAME_REQUIRED); + return; + case pass_wrong_password: + cprintf("%d Wrong password.\n", ERROR + PASSWORD_REQUIRED); + return; + case pass_ok: + logged_in_response(); + return; + } +} + + +/* + * cmd_newu() - create a new user account and log in as that user + */ +void cmd_newu(char *cmdbuf) +{ + int a; + long len; + char username[SIZ]; + + if (config.c_auth_mode != AUTHMODE_NATIVE) { + cprintf("%d This system does not use native mode authentication.\n", + ERROR + NOT_HERE); + return; + } + + if (config.c_disable_newu) { + cprintf("%d Self-service user account creation " + "is disabled on this system.\n", ERROR + NOT_HERE); + return; + } + + if (CC->logged_in) { + cprintf("%d Already logged in.\n", ERROR + ALREADY_LOGGED_IN); + return; + } + if (CC->nologin) { + cprintf("%d %s: Too many users are already online (maximum is %d)\n", + ERROR + MAX_SESSIONS_EXCEEDED, + config.c_nodename, config.c_maxsessions); + } + extract_token(username, cmdbuf, 0, '|', sizeof username); + strproc(username); + len = cutuserkey(username); + + if (IsEmptyStr(username)) { + cprintf("%d You must supply a user name.\n", ERROR + USERNAME_REQUIRED); + return; + } + + if ((!strcasecmp(username, "bbs")) || + (!strcasecmp(username, "new")) || + (!strcasecmp(username, "."))) { + cprintf("%d '%s' is an invalid login name.\n", ERROR + ILLEGAL_VALUE, username); + return; + } + + a = create_user(username, len, 1); + + if (a == 0) { + logged_in_response(); + } else if (a == ERROR + ALREADY_EXISTS) { + cprintf("%d '%s' already exists.\n", + ERROR + ALREADY_EXISTS, username); + return; + } else if (a == ERROR + INTERNAL_ERROR) { + cprintf("%d Internal error - user record disappeared?\n", + ERROR + INTERNAL_ERROR); + return; + } else { + cprintf("%d unknown error\n", ERROR + INTERNAL_ERROR); + } +} + +/* + * set password - citadel protocol implementation + */ +void cmd_setp(char *new_pw) +{ + if (CtdlAccessCheck(ac_logged_in)) { + return; + } + if ( (CC->user.uid != CTDLUID) && (CC->user.uid != (-1)) ) { + cprintf("%d Not allowed. Use the 'passwd' command.\n", ERROR + NOT_HERE); + return; + } + if (CC->is_master) { + cprintf("%d The master prefix password cannot be changed with this command.\n", + ERROR + NOT_HERE); + return; + } + + if (!strcasecmp(new_pw, "GENERATE_RANDOM_PASSWORD")) { + char random_password[17]; + snprintf(random_password, sizeof random_password, "%08lx%08lx", random(), random()); + CtdlSetPassword(random_password); + cprintf("%d %s\n", CIT_OK, random_password); + } + else { + strproc(new_pw); + if (IsEmptyStr(new_pw)) { + cprintf("%d Password unchanged.\n", CIT_OK); + return; + } + CtdlSetPassword(new_pw); + cprintf("%d Password changed.\n", CIT_OK); + } +} + + +/* + * cmd_creu() - administratively create a new user account (do not log in to it) + */ +void cmd_creu(char *cmdbuf) +{ + int a; + long len; + char username[SIZ]; + char password[SIZ]; + struct ctdluser tmp; + + if (CtdlAccessCheck(ac_aide)) { + return; + } + + extract_token(username, cmdbuf, 0, '|', sizeof username); + strproc(username); + strproc(password); + if (IsEmptyStr(username)) { + cprintf("%d You must supply a user name.\n", ERROR + USERNAME_REQUIRED); + return; + } + len = cutuserkey(username); + + + extract_token(password, cmdbuf, 1, '|', sizeof password); + + a = create_user(username, len, 0); + + if (a == 0) { + if (!IsEmptyStr(password)) { + CtdlGetUserLock(&tmp, username); + safestrncpy(tmp.password, password, sizeof(tmp.password)); + CtdlPutUserLock(&tmp); + } + cprintf("%d User '%s' created %s.\n", CIT_OK, username, + (!IsEmptyStr(password)) ? "and password set" : + "with no password"); + return; + } else if (a == ERROR + ALREADY_EXISTS) { + cprintf("%d '%s' already exists.\n", ERROR + ALREADY_EXISTS, username); + return; + } else if ( (config.c_auth_mode != AUTHMODE_NATIVE) && (a == ERROR + NO_SUCH_USER) ) { + cprintf("%d User accounts are not created within Citadel in host authentication mode.\n", + ERROR + NO_SUCH_USER); + return; + } else { + cprintf("%d An error occurred creating the user account.\n", ERROR + INTERNAL_ERROR); + } +} + + + +/* + * get user parameters + */ +void cmd_getu(char *cmdbuf) +{ + + if (CtdlAccessCheck(ac_logged_in)) + return; + + CtdlGetUser(&CC->user, CC->curr_user); + cprintf("%d 80|24|%d|\n", + CIT_OK, + (CC->user.flags & US_USER_SET) + ); +} + +/* + * set user parameters + */ +void cmd_setu(char *new_parms) +{ + if (CtdlAccessCheck(ac_logged_in)) + return; + + if (num_parms(new_parms) < 3) { + cprintf("%d Usage error.\n", ERROR + ILLEGAL_VALUE); + return; + } + CtdlGetUserLock(&CC->user, CC->curr_user); + CC->user.flags = CC->user.flags & (~US_USER_SET); + CC->user.flags = CC->user.flags | (extract_int(new_parms, 2) & US_USER_SET); + CtdlPutUserLock(&CC->user); + cprintf("%d Ok\n", CIT_OK); +} + +/* + * set last read pointer + */ +void cmd_slrp(char *new_ptr) +{ + long newlr; + visit vbuf; + visit original_vbuf; + + if (CtdlAccessCheck(ac_logged_in)) { + return; + } + + if (!strncasecmp(new_ptr, "highest", 7)) { + newlr = CC->room.QRhighest; + } else { + newlr = atol(new_ptr); + } + + CtdlGetUserLock(&CC->user, CC->curr_user); + + CtdlGetRelationship(&vbuf, &CC->user, &CC->room); + memcpy(&original_vbuf, &vbuf, sizeof(visit)); + vbuf.v_lastseen = newlr; + snprintf(vbuf.v_seen, sizeof vbuf.v_seen, "*:%ld", newlr); + + /* Only rewrite the record if it changed */ + if ( (vbuf.v_lastseen != original_vbuf.v_lastseen) + || (strcmp(vbuf.v_seen, original_vbuf.v_seen)) ) { + CtdlSetRelationship(&vbuf, &CC->user, &CC->room); + } + + CtdlPutUserLock(&CC->user); + cprintf("%d %ld\n", CIT_OK, newlr); +} + + +void cmd_seen(char *argbuf) { + long target_msgnum = 0L; + int target_setting = 0; + + if (CtdlAccessCheck(ac_logged_in)) { + return; + } + + if (num_parms(argbuf) != 2) { + cprintf("%d Invalid parameters\n", ERROR + ILLEGAL_VALUE); + return; + } + + target_msgnum = extract_long(argbuf, 0); + target_setting = extract_int(argbuf, 1); + + CtdlSetSeen(&target_msgnum, 1, target_setting, + ctdlsetseen_seen, NULL, NULL); + cprintf("%d OK\n", CIT_OK); +} + + +void cmd_gtsn(char *argbuf) { + visit vbuf; + + if (CtdlAccessCheck(ac_logged_in)) { + return; + } + + /* Learn about the user and room in question */ + CtdlGetRelationship(&vbuf, &CC->user, &CC->room); + + cprintf("%d ", CIT_OK); + client_write(vbuf.v_seen, strlen(vbuf.v_seen)); + client_write(HKEY("\n")); +} + +/* + * INVT and KICK commands + */ +void cmd_invt_kick(char *iuser, int op) { + + /* + * These commands are only allowed by admins, room admins, + * and room namespace owners + */ + if (is_room_aide()) { + /* access granted */ + } else if ( ((atol(CC->room.QRname) == CC->user.usernum) ) && (CC->user.usernum != 0) ) { + /* access granted */ + } else { + /* access denied */ + cprintf("%d Higher access or room ownership required.\n", + ERROR + HIGHER_ACCESS_REQUIRED); + return; + } + + if (!strncasecmp(CC->room.QRname, config.c_baseroom, + ROOMNAMELEN)) { + cprintf("%d Can't add/remove users from this room.\n", + ERROR + NOT_HERE); + return; + } + + if (CtdlInvtKick(iuser, op) != 0) { + cprintf("%d No such user.\n", ERROR + NO_SUCH_USER); + return; + } + + cprintf("%d %s %s %s.\n", + CIT_OK, iuser, + ((op == 1) ? "invited to" : "kicked out of"), + CC->room.QRname); + return; +} + +void cmd_invt(char *iuser) {cmd_invt_kick(iuser, 1);} +void cmd_kick(char *iuser) {cmd_invt_kick(iuser, 0);} + + +/* + * forget (Zap) the current room + */ +void cmd_forg(char *argbuf) +{ + + if (CtdlAccessCheck(ac_logged_in)) { + return; + } + + if (CtdlForgetThisRoom() == 0) { + cprintf("%d Ok\n", CIT_OK); + } + else { + cprintf("%d You may not forget this room.\n", ERROR + NOT_HERE); + } +} + +/* + * Get Next Unregistered User + */ +void cmd_gnur(char *argbuf) +{ + struct cdbdata *cdbus; + struct ctdluser usbuf; + + if (CtdlAccessCheck(ac_aide)) { + return; + } + + if ((CitControl.MMflags & MM_VALID) == 0) { + cprintf("%d There are no unvalidated users.\n", CIT_OK); + return; + } + + /* There are unvalidated users. Traverse the user database, + * and return the first user we find that needs validation. + */ + cdb_rewind(CDB_USERS); + while (cdbus = cdb_next_item(CDB_USERS), cdbus != NULL) { + memset(&usbuf, 0, sizeof(struct ctdluser)); + memcpy(&usbuf, cdbus->ptr, + ((cdbus->len > sizeof(struct ctdluser)) ? + sizeof(struct ctdluser) : cdbus->len)); + cdb_free(cdbus); + if ((usbuf.flags & US_NEEDVALID) + && (usbuf.axlevel > AxDeleted)) { + cprintf("%d %s\n", MORE_DATA, usbuf.fullname); + cdb_close_cursor(CDB_USERS); + return; + } + } + + /* If we get to this point, there are no more unvalidated users. + * Therefore we clear the "users need validation" flag. + */ + + begin_critical_section(S_CONTROL); + get_control(); + CitControl.MMflags = CitControl.MMflags & (~MM_VALID); + put_control(); + end_critical_section(S_CONTROL); + cprintf("%d *** End of registration.\n", CIT_OK); + + +} + + +/* + * validate a user + */ +void cmd_vali(char *v_args) +{ + char user[128]; + int newax; + struct ctdluser userbuf; + + extract_token(user, v_args, 0, '|', sizeof user); + newax = extract_int(v_args, 1); + + if (CtdlAccessCheck(ac_aide) || + (newax > AxAideU) || + (newax < AxDeleted)) { + return; + } + + if (CtdlGetUserLock(&userbuf, user) != 0) { + cprintf("%d '%s' not found.\n", ERROR + NO_SUCH_USER, user); + return; + } + + userbuf.axlevel = newax; + userbuf.flags = (userbuf.flags & ~US_NEEDVALID); + + CtdlPutUserLock(&userbuf); + + /* If the access level was set to zero, delete the user */ + if (newax == 0) { + if (purge_user(user) == 0) { + cprintf("%d %s Deleted.\n", CIT_OK, userbuf.fullname); + return; + } + } + cprintf("%d User '%s' validated.\n", CIT_OK, userbuf.fullname); +} + +/* + * List users (searchstring may be empty to list all users) + */ +void cmd_list(char *cmdbuf) +{ + char searchstring[256]; + extract_token(searchstring, cmdbuf, 0, '|', sizeof searchstring); + striplt(searchstring); + cprintf("%d \n", LISTING_FOLLOWS); + ForEachUser(ListThisUser, (void *)searchstring ); + cprintf("000\n"); +} + + + + +/* + * assorted info we need to check at login + */ +void cmd_chek(char *argbuf) +{ + int mail = 0; + int regis = 0; + int vali = 0; + + if (CtdlAccessCheck(ac_logged_in)) { + return; + } + + CtdlGetUser(&CC->user, CC->curr_user); /* no lock is needed here */ + if ((REGISCALL != 0) && ((CC->user.flags & US_REGIS) == 0)) + regis = 1; + + if (CC->user.axlevel >= AxAideU) { + get_control(); + if (CitControl.MMflags & MM_VALID) + vali = 1; + } + + /* check for mail */ + mail = InitialMailCheck(); + + cprintf("%d %d|%d|%d|%s|\n", CIT_OK, mail, regis, vali, CC->cs_inet_email); +} + + +/* + * check to see if a user exists + */ +void cmd_qusr(char *who) +{ + struct ctdluser usbuf; + + if (CtdlGetUser(&usbuf, who) == 0) { + cprintf("%d %s\n", CIT_OK, usbuf.fullname); + } else { + cprintf("%d No such user.\n", ERROR + NO_SUCH_USER); + } +} + + +/* + * Administrative Get User Parameters + */ +void cmd_agup(char *cmdbuf) +{ + struct ctdluser usbuf; + char requested_user[128]; + + if (CtdlAccessCheck(ac_aide)) { + return; + } + + extract_token(requested_user, cmdbuf, 0, '|', sizeof requested_user); + if (CtdlGetUser(&usbuf, requested_user) != 0) { + cprintf("%d No such user.\n", ERROR + NO_SUCH_USER); + return; + } + cprintf("%d %s|%s|%u|%ld|%ld|%d|%ld|%ld|%d\n", + CIT_OK, + usbuf.fullname, + usbuf.password, + usbuf.flags, + usbuf.timescalled, + usbuf.posted, + (int) usbuf.axlevel, + usbuf.usernum, + (long)usbuf.lastcall, + usbuf.USuserpurge); +} + + + +/* + * Administrative Set User Parameters + */ +void cmd_asup(char *cmdbuf) +{ + struct ctdluser usbuf; + char requested_user[128]; + char notify[SIZ]; + int np; + int newax; + int deleted = 0; + + if (CtdlAccessCheck(ac_aide)) + return; + + extract_token(requested_user, cmdbuf, 0, '|', sizeof requested_user); + if (CtdlGetUserLock(&usbuf, requested_user) != 0) { + cprintf("%d No such user.\n", ERROR + NO_SUCH_USER); + return; + } + np = num_parms(cmdbuf); + if (np > 1) + extract_token(usbuf.password, cmdbuf, 1, '|', sizeof usbuf.password); + if (np > 2) + usbuf.flags = extract_int(cmdbuf, 2); + if (np > 3) + usbuf.timescalled = extract_int(cmdbuf, 3); + if (np > 4) + usbuf.posted = extract_int(cmdbuf, 4); + if (np > 5) { + newax = extract_int(cmdbuf, 5); + if ((newax >= AxDeleted) && (newax <= AxAideU)) { + usbuf.axlevel = newax; + } + } + if (np > 7) { + usbuf.lastcall = extract_long(cmdbuf, 7); + } + if (np > 8) { + usbuf.USuserpurge = extract_int(cmdbuf, 8); + } + CtdlPutUserLock(&usbuf); + if (usbuf.axlevel == AxDeleted) { + if (purge_user(requested_user) == 0) { + deleted = 1; + } + } + + if (deleted) { + snprintf(notify, SIZ, + "User \"%s\" has been deleted by %s.\n", + usbuf.fullname, + (CC->logged_in ? CC->user.fullname : "an administrator") + ); + CtdlAideMessage(notify, "User Deletion Message"); + } + + cprintf("%d Ok", CIT_OK); + if (deleted) + cprintf(" (%s deleted)", requested_user); + cprintf("\n"); +} + + +/* + * Set the preferred view for the current user/room combination + */ +void cmd_view(char *cmdbuf) { + int requested_view; + visit vbuf; + + if (CtdlAccessCheck(ac_logged_in)) { + return; + } + + requested_view = extract_int(cmdbuf, 0); + + CtdlGetRelationship(&vbuf, &CC->user, &CC->room); + vbuf.v_view = requested_view; + CtdlSetRelationship(&vbuf, &CC->user, &CC->room); + + cprintf("%d ok\n", CIT_OK); +} + + +/* + * Rename a user + */ +void cmd_renu(char *cmdbuf) +{ + int retcode; + char oldname[USERNAME_SIZE]; + char newname[USERNAME_SIZE]; + + if (CtdlAccessCheck(ac_aide)) { + return; + } + + extract_token(oldname, cmdbuf, 0, '|', sizeof oldname); + extract_token(newname, cmdbuf, 1, '|', sizeof newname); + + retcode = rename_user(oldname, newname); + switch(retcode) { + case RENAMEUSER_OK: + cprintf("%d '%s' has been renamed to '%s'.\n", CIT_OK, oldname, newname); + return; + case RENAMEUSER_LOGGED_IN: + cprintf("%d '%s' is currently logged in and cannot be renamed.\n", + ERROR + ALREADY_LOGGED_IN , oldname); + return; + case RENAMEUSER_NOT_FOUND: + cprintf("%d '%s' does not exist.\n", ERROR + NO_SUCH_USER, oldname); + return; + case RENAMEUSER_ALREADY_EXISTS: + cprintf("%d A user named '%s' already exists.\n", ERROR + ALREADY_EXISTS, newname); + return; + } + + cprintf("%d An unknown error occurred.\n", ERROR); +} + + + +void cmd_quit(char *argbuf) +{ + cprintf("%d Goodbye.\n", CIT_OK); + CC->kill_me = KILLME_CLIENT_LOGGED_OUT; +} + + +void cmd_lout(char *argbuf) +{ + if (CC->logged_in) + CtdlUserLogout(); + cprintf("%d logged out.\n", CIT_OK); +} + + +/*****************************************************************************/ +/* MODULE INITIALIZATION STUFF */ +/*****************************************************************************/ + + +CTDL_MODULE_INIT(serv_user) +{ + if (!threading) { + CtdlRegisterProtoHook(cmd_user, "USER", "Submit username for login"); + CtdlRegisterProtoHook(cmd_pass, "PASS", "Complete login by submitting a password"); + CtdlRegisterProtoHook(cmd_quit, "QUIT", "log out and disconnect from server"); + CtdlRegisterProtoHook(cmd_lout, "LOUT", "log out but do not disconnect from server"); + CtdlRegisterProtoHook(cmd_creu, "CREU", "Create User"); + CtdlRegisterProtoHook(cmd_setp, "SETP", "Set the password for an account"); + CtdlRegisterProtoHook(cmd_getu, "GETU", "Get User parameters"); + CtdlRegisterProtoHook(cmd_setu, "SETU", "Set User parameters"); + CtdlRegisterProtoHook(cmd_slrp, "SLRP", "Set Last Read Pointer"); + CtdlRegisterProtoHook(cmd_invt, "INVT", "Invite a user to a room"); + CtdlRegisterProtoHook(cmd_kick, "KICK", "Kick a user out of a room"); + CtdlRegisterProtoHook(cmd_forg, "FORG", "Forget a room"); + CtdlRegisterProtoHook(cmd_gnur, "GNUR", "Get Next Unregistered User"); + CtdlRegisterProtoHook(cmd_vali, "VALI", "Validate new users"); + CtdlRegisterProtoHook(cmd_list, "LIST", "List users"); + CtdlRegisterProtoHook(cmd_chek, "CHEK", "assorted info we need to check at login"); + CtdlRegisterProtoHook(cmd_qusr, "QUSR", "check to see if a user exists"); + CtdlRegisterProtoHook(cmd_agup, "AGUP", "Administratively Get User Parameters"); + CtdlRegisterProtoHook(cmd_asup, "ASUP", "Administratively Set User Parameters"); + CtdlRegisterProtoHook(cmd_seen, "SEEN", "Manipulate seen/unread message flags"); + CtdlRegisterProtoHook(cmd_gtsn, "GTSN", "Fetch seen/unread message flags"); + CtdlRegisterProtoHook(cmd_view, "VIEW", "Set preferred view for user/room combination"); + CtdlRegisterProtoHook(cmd_renu, "RENU", "Rename a user"); + CtdlRegisterProtoHook(cmd_newu, "NEWU", "Log in as a new user"); + } + /* return our Subversion id for the Log */ + return "user"; +} -- 2.30.2