/* * $Id: vuserinfo.c,v 1.4.2.1 2004/06/11 04:55:50 tomcollins Exp $ * Copyright (C) 2000-2003 Inter7 Internet Technologies, Inc. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * 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. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA */#include <stdio.h>#include <stdlib.h>#include <unistd.h>#include <string.h>#include <pwd.h>#include <sys/types.h>#include <sys/stat.h>#include <fcntl.h>#include <signal.h>#include "config.h"#ifdef ENABLE_AUTH_LOGGING#include <time.h>#endif#include "vpopmail.h"#include "vauth.h"#include "maildirquota.h"#define MAX_BUFF 256char Email[MAX_BUFF];char Domain[MAX_BUFF];int DisplayName;int DisplayPasswd;int DisplayClearPasswd;int DisplayUid;int DisplayGid;int DisplayComment;int DisplayDir;int DisplayQuota;int DisplayQuotaUsage;int DisplayLastAuth;int DisplayAll;uid_t pw_uid;gid_t pw_gid;void usage();void get_options(int argc, char **argv);void display_user(struct vqpasswd *mypw, char *domain);char *format_maildirquota(const char *q);int main(int argc, char *argv[]){ struct vqpasswd *mypw; int first; int i; char User[MAX_BUFF];    get_options(argc,argv);    /* did we want to view an entire domain? */    if (Domain[0] == 0 ) {        /* didnt want to view a whole domain,         * so try extracting Email into User and Domain         */        if ( (i=parse_email( Email, User, Domain, sizeof(User))) != 0 ) {            printf("Error: %s\n", verror(i));            vexit(i);        }	/* setuid to the user first */	vget_assign(Domain,NULL,0,&pw_uid,&pw_gid);	if ( setgid(pw_gid) == -1 || setuid(pw_uid) == -1 ) {            printf("Error: unable to setuid\n");            vexit(1);	}        /* get the passwd entry for this user */	if ( (mypw = vauth_getpw( User, Domain )) == NULL ) {		if ( Domain[0] == 0 || strlen(Domain)==0) {			printf("no such user %s\n", User);		} else {			printf("no such user %s@%s\n", User, Domain);		}		vexit(-1);	}        /* display this user's settings */	display_user(mypw, Domain);	vclose();    } else {        /* we want to see the entire domain */	first = 1;	/* setuid to the user first */	vget_assign(Domain,NULL,0,&pw_uid,&pw_gid);	if ( setgid(pw_gid) == -1 || setuid(pw_uid) == -1 ) {            	printf("Error: unable to setuid\n");            	vexit(1);	}	while( (mypw=vauth_getall(Domain, first, 1))) {		first = 0;		/* display each user in the domain */		display_user(mypw, Domain);	}    }    return(vexit(0));}void usage(){	printf("vuserinfo: usage: [options] email_address\n");	printf("options: -v (print version number)\n");	printf("         -a (display all fields, this is the default)\n");	printf("         -n (display name field)\n");	printf("         -p (display crypted password)\n");	printf("         -u (display uid field)\n");	printf("         -g (display gid field)\n");	printf("         -c (display comment field)\n");	printf("         -d (display directory)\n");	printf("         -q (display quota field)\n");	printf("         -Q (display quota usage)\n");#ifdef CLEAR_PASS	printf("         -C (display clear text password)\n");#endif#ifdef ENABLE_AUTH_LOGGING	printf("         -l (display last authentication time)\n");#endif	printf("         -D domainname (show all users on this domain)\n");}void get_options(int argc, char **argv){ int c; int errflag; extern char *optarg; extern int optind;	DisplayName = 0;	DisplayPasswd = 0;	DisplayUid = 0;	DisplayGid = 0;	DisplayComment = 0;	DisplayDir = 0;	DisplayQuota = 0;	DisplayQuotaUsage = 0;	DisplayLastAuth = 0;	DisplayAll = 1;	memset(Email, 0, sizeof(Email));	memset(Domain, 0, sizeof(Domain));	errflag = 0;    while( !errflag && (c=getopt(argc,argv,"anpugcdqQvlD:C")) != -1 ) {		switch(c) {			case 'D':				snprintf(Domain, sizeof(Domain), "%s", optarg);				break;			case 'v':				printf("version: %s\n", VERSION);				break;			case 'n':				DisplayName = 1;					DisplayAll = 0;				break;			case 'p':				DisplayPasswd = 1;					DisplayAll = 0;				break;			case 'u':				DisplayUid = 1;					DisplayAll = 0;				break;			case 'g':				DisplayGid = 1;					DisplayAll = 0;				break;			case 'c':				DisplayComment = 1;					DisplayAll = 0;				break;			case 'C':				DisplayClearPasswd = 1;					DisplayAll = 0;				break;			case 'd':				DisplayDir = 1;					DisplayAll = 0;				break;			case 'q':				DisplayQuota = 1;					DisplayAll = 0;				break;			case 'Q':				DisplayQuotaUsage = 1;					DisplayAll = 0;				break;			case 'l':				DisplayLastAuth = 1;					DisplayAll = 0;				break;			case 'a':				DisplayAll = 0;				break;			default:				errflag = 1;				break;		}	}	if ( errflag > 0 ) {		usage();		vexit(-1);	}	if ( optind < argc ) { 		snprintf(Email, sizeof(Email), "%s", argv[optind]);		++optind;	}	if ( Email[0]==0 && Domain[0]==0) {		usage();		vexit(-1);	}}void display_limit (struct vqpasswd *pw, unsigned int flag, char *message){    if (pw->pw_flags & flag) {        if (pw->pw_gid & flag) printf ("        %s\n", message);        else printf ("        %s (*)\n", message);    }}void display_lastlogin (struct vqpasswd *pw, char *domain){#ifdef ENABLE_AUTH_LOGGING time_t mytime; char  *authip;	/* There should be a new function that retrieves both	 * auth time and IP in a single call (and single DB lookup)	 * to reduce overhead.	 */	mytime = vget_lastauth(pw, domain);        authip = vget_lastauthip(pw,domain);        if ( mytime == 0 || authip == 0 ||              strcmp(authip, NULL_REMOTE_IP) == 0 ) {          if ( mytime != 0 ) {	    printf("account created: %s", asctime(localtime(&mytime)));          }	  printf("last auth: Never logged in\n");         } else {	  printf("last auth: %s", asctime(localtime(&mytime)));          if ( authip != NULL ) {	     printf("last auth ip: %s\n", authip);          }        }#endif}void display_user(struct vqpasswd *mypw, char *domain){ char maildir[MAX_BUFF];    if ( DisplayAll ) {        printf("name:   %s\n", mypw->pw_name);        printf("passwd: %s\n", mypw->pw_passwd);        printf("clear passwd: %s\n", mypw->pw_clear_passwd);        printf("uid:    %lu\n", (long unsigned)mypw->pw_uid);        printf("gid:    %lu\n", (long unsigned)mypw->pw_gid);        printf("flags:  %lu\n", (long unsigned)mypw->pw_flags);        printf("gecos: %s\n", mypw->pw_gecos);	if ( mypw->pw_flags == 0 )              printf("limits: No user limits set.\n");        else {            printf("limits:\n");            display_limit (mypw, NO_PASSWD_CHNG, "password can not be changed by user");            display_limit (mypw, NO_POP,         "pop access closed");            display_limit (mypw, NO_WEBMAIL,     "webmail access closed");            display_limit (mypw, NO_IMAP,        "imap access closed");            display_limit (mypw, NO_SMTP,        "smtp access is closed");            display_limit (mypw, NO_RELAY,       "user not allowed to relay mail");            display_limit (mypw, NO_DIALUP,      "no dialup flag has been set");            display_limit (mypw, BOUNCE_MAIL,    "mail will be bounced back to sender");            display_limit (mypw, QA_ADMIN,       "has qmailadmin administrator access");            display_limit (mypw, V_USER0,        "user flag 0 is set");            display_limit (mypw, V_USER1,        "user flag 1 is set");            display_limit (mypw, V_USER2,        "user flag 2 is set");            display_limit (mypw, V_USER3,        "user flag 3 is set");            display_limit (mypw, V_OVERRIDE,     "user is not subject to domain limits");            if (mypw->pw_gid != mypw->pw_flags)                printf ("        * = set by domain-wide limits\n");        }        printf("dir:       %s\n", mypw->pw_dir);        printf("quota:     %s\n", mypw->pw_shell);        snprintf(maildir, sizeof(maildir), "%s/Maildir", mypw->pw_dir);        if((strcmp(mypw->pw_shell, "NOQUOTA"))) {            printf("usage:     %d%%\n",                 vmaildir_readquota(maildir, format_maildirquota(mypw->pw_shell)));        } else {            printf("usage:     %s\n", mypw->pw_shell);        }        display_lastlogin (mypw, domain);    } else {        if ( DisplayName ) printf("%s\n", mypw->pw_name);        if ( DisplayPasswd ) printf("%s\n", mypw->pw_passwd);#ifdef CLEAR_PASS        if ( DisplayClearPasswd ) printf("%s\n", mypw->pw_clear_passwd);#endif        if ( DisplayUid ) printf("%lu\n", (long unsigned)mypw->pw_uid);        if ( DisplayGid ) printf("%lu\n", (long unsigned)mypw->pw_gid);        if ( DisplayComment ) printf("%s\n", mypw->pw_gecos);        if ( DisplayDir ) printf("%s\n", mypw->pw_dir);        if ( DisplayQuota ) printf("%s\n", mypw->pw_shell);        if ( DisplayQuotaUsage ) {            snprintf(maildir, sizeof(maildir), "%s/Maildir", mypw->pw_dir);            if((strcmp(mypw->pw_shell, "NOQUOTA"))) {                printf("%d%%\n",                     vmaildir_readquota(maildir, format_maildirquota(mypw->pw_shell)));            } else {                printf("%s\n", mypw->pw_shell);            }        }        if ( DisplayLastAuth ) display_lastlogin (mypw, domain);    }}