int
startClient( volatile int *pid )
{
const char *home, *sessargs, *desksess;
char **env, *xma;
char **argv, *fname, *str;
#ifdef USE_PAM
char ** volatile pam_env;
# ifndef HAVE_PAM_GETENVLIST
char **saved_env;
# endif
int pretc;
#else
# ifdef _AIX
char *msg;
char **theenv;
extern char **newenv; /* from libs.a, this is set up by setpenv */
# endif
#endif
#ifdef HAVE_SETUSERCONTEXT
extern char **environ;
#endif
char *failsafeArgv[2];
char *buf, *buf2;
int i;
if (strCmp( dmrcuser, curuser )) {
if (curdmrc) { free( curdmrc ); curdmrc = 0; }
if (dmrcuser) { free( dmrcuser ); dmrcuser = 0; }
}
#if defined(USE_PAM) || defined(_AIX)
if (!(p = getpwnam( curuser ))) {
logError( "getpwnam(%s) failed.\n", curuser );
pError:
displayStr( V_MSG_ERR, 0 );
return 0;
}
#endif
#ifndef USE_PAM
# ifdef _AIX
msg = NULL;
loginsuccess( curuser, hostname, tty, &msg );
if (msg) {
debug( "loginsuccess() - %s\n", msg );
free( (void *)msg );
}
# else /* _AIX */
# if defined(KERBEROS) && defined(AFS)
if (krbtkfile[0] != '\0') {
if (k_hasafs()) {
int fail = 0;
if (k_setpag() == -1) {
logError( "setpag() for %s failed\n", curuser );
fail = 1;
}
if ((ret = k_afsklog( NULL, NULL )) != KSUCCESS) {
logError( "AFS Warning: %s\n", krb_get_err_text( ret ) );
fail = 1;
}
if (fail)
displayMsg( V_MSG_ERR,
"Warning: Problems during Kerberos4/AFS setup." );
}
}
# endif /* KERBEROS && AFS */
# endif /* _AIX */
#endif /* !PAM */
curuid = p->pw_uid;
curgid = p->pw_gid;
env = baseEnv( curuser );
xma = 0;
strApp( &xma, "method=", curtype, (char *)0 );
if (td_setup)
strApp( &xma, ",auto", (char *)0 );
if (xma) {
env = setEnv( env, "XDM_MANAGED", xma );
free( xma );
}
if (td->autoLock && cursource == PWSRC_AUTOLOGIN)
env = setEnv( env, "DESKTOP_LOCKED", "true" );
env = setEnv( env, "PATH", curuid ? td->userPath : td->systemPath );
env = setEnv( env, "SHELL", p->pw_shell );
env = setEnv( env, "HOME", p->pw_dir );
#if !defined(USE_PAM) && !defined(_AIX) && defined(KERBEROS)
if (krbtkfile[0] != '\0')
env = setEnv( env, "KRBTKFILE", krbtkfile );
#endif
userEnviron = inheritEnv( env, envvars );
env = systemEnv( curuser );
systemEnviron = setEnv( env, "HOME", p->pw_dir );
debug( "user environment:\n%[|''>'\n's"
"system environment:\n%[|''>'\n's"
"end of environments\n",
userEnviron,
systemEnviron );
/*
* for user-based authorization schemes,
* add the user to the server's allowed "hosts" list.
*/
for (i = 0; i < td->authNum; i++) {
#ifdef SECURE_RPC
if (td->authorizations[i]->name_length == 9 &&
!memcmp( td->authorizations[i]->name, "SUN-DES-1", 9 ))
{
XHostAddress addr;
char netname[MAXNETNAMELEN+1];
char domainname[MAXNETNAMELEN+1];
getdomainname( domainname, sizeof(domainname) );
user2netname( netname, curuid, domainname );
addr.family = FamilyNetname;
addr.length = strlen( netname );
addr.address = netname;
XAddHost( dpy, &addr );
}
#endif
#ifdef K5AUTH
if (td->authorizations[i]->name_length == 14 &&
!memcmp( td->authorizations[i]->name, "MIT-KERBEROS-5", 14 ))
{
/* Update server's auth file with user-specific info.
* Don't need to AddHost because X server will do that
* automatically when it reads the cache we are about
* to point it at.
*/
XauDisposeAuth( td->authorizations[i] );
td->authorizations[i] =
krb5GetAuthFor( 14, "MIT-KERBEROS-5", td->name );
saveServerAuthorizations( td, td->authorizations, td->authNum );
}
#endif
}
if (*dmrcDir)
mergeSessionArgs( TRUE );
debug( "now starting the session\n" );
#ifdef USE_PAM
# ifdef HAVE_SETUSERCONTEXT
if (setusercontext( lc, p, p->pw_uid, LOGIN_SETGROUP )) {
logError( "setusercontext(groups) for %s failed: %m\n",
curuser );
goto pError;
}
# else
if (!setGid( curuser, curgid ))
goto pError;
# endif
# ifndef HAVE_PAM_GETENVLIST
if (!(pam_env = initStrArr( 0 ))) {
resetGids();
goto pError;
}
saved_env = environ;
environ = pam_env;
# endif
removeCreds = 1; /* set it first - i don't trust PAM's rollback */
pretc = pam_setcred( pamh, 0 );
reInitErrorLog();
# ifndef HAVE_PAM_GETENVLIST
pam_env = environ;
environ = saved_env;
# endif
# ifdef HAVE_INITGROUPS
/* This seems to be a strange place for it, but do it:
- after the initial groups are set
- after pam_setcred might have set something, even in the error case
- before pam_setcred(DELETE_CRED) might need it
*/
if (!saveGids())
goto pError;
# endif
if (pretc != PAM_SUCCESS) {
logError( "pam_setcred() for %s failed: %s\n",
curuser, pam_strerror( pamh, pretc ) );
resetGids();
return 0;
}
removeSession = 1; /* set it first - same as above */
pretc = pam_open_session( pamh, 0 );
reInitErrorLog();
if (pretc != PAM_SUCCESS) {
logError( "pam_open_session() for %s failed: %s\n",
curuser, pam_strerror( pamh, pretc ) );
resetGids();
return 0;
}
/* we don't want sessreg and the startup/reset scripts run with user
credentials. unfortunately, we can reset only the gids. */
resetGids();
# define D_LOGIN_SETGROUP LOGIN_SETGROUP
#else /* USE_PAM */
# define D_LOGIN_SETGROUP 0
#endif /* USE_PAM */
removeAuth = 1;
chownCtrl( &td->ctrl, curuid );
endpwent();
#if !defined(USE_PAM) && defined(USESHADOW) && !defined(_AIX)
endspent();
#endif
ctltalk.pipe = &ctlpipe;
ASPrintf( &buf, "sub-daemon for display %s", td->name );
ASPrintf( &buf2, "client for display %s", td->name );
switch (gFork( &ctlpipe, buf, buf2, 0, 0, mstrtalk.pipe, pid )) {
case 0:
gCloseOnExec( ctltalk.pipe );
if (Setjmp( ctltalk.errjmp ))
exit( 1 );
gCloseOnExec( mstrtalk.pipe );
if (Setjmp( mstrtalk.errjmp ))
goto cError;
#ifndef NOXDMTITLE
setproctitle( "%s'", td->name );
#endif
strApp( &prog, " '", (char *)0 );
reInitErrorLog();
setsid();
sessreg( td, getpid(), curuser, curuid );
/* We do this here, as we want to have the session as parent. */
switch (source( systemEnviron, td->startup, td_setup )) {
case 0:
break;
case wcCompose( 0, 0, 127 ):
goto cError;
default: /* Explicit failure => message already displayed. */
logError( "Startup script returned non-zero exit code\n" );
exit( 1 );
}
/* Memory leaks are ok here as we exec() soon. */
#if defined(USE_PAM) || !defined(_AIX)
# ifdef USE_PAM
/* pass in environment variables set by libpam and modules it called */
# ifdef HAVE_PAM_GETENVLIST
pam_env = pam_getenvlist( pamh );
reInitErrorLog();
# endif
if (pam_env)
for (; *pam_env; pam_env++)
userEnviron = putEnv( *pam_env, userEnviron );
# endif
# ifdef HAVE_SETLOGIN
if (setlogin( curuser ) < 0) {
logError( "setlogin for %s failed: %m\n", curuser );
goto cError;
}
# define D_LOGIN_SETLOGIN LOGIN_SETLOGIN
# else
# define D_LOGIN_SETLOGIN 0
# endif
# if defined(USE_PAM) && defined(HAVE_INITGROUPS)
if (!restoreGids())
goto cError;
# endif
# ifndef HAVE_SETUSERCONTEXT
# ifdef USE_PAM
if (!setUid( curuser, curuid ))
goto cError;
# else
if (!setUser( curuser, curuid, curgid ))
goto cError;
# endif
# else /* !HAVE_SETUSERCONTEXT */
/*
* Destroy environment.
* We need to do this before setusercontext() because that may
* set or reset some environment variables.
*/
if (!(environ = initStrArr( 0 )))
goto cError;
/*
* Set the user's credentials: uid, gid, groups,
* environment variables, resource limits, and umask.
*/
if (setusercontext( lc, p, p->pw_uid,
LOGIN_SETALL & ~(D_LOGIN_SETGROUP|D_LOGIN_SETLOGIN) ) < 0)
{
logError( "setusercontext for %s failed: %m\n", curuser );
goto cError;
}
for (i = 0; environ[i]; i++)
userEnviron = putEnv( environ[i], userEnviron );
# endif /* !HAVE_SETUSERCONTEXT */
#else /* PAM || !_AIX */
/*
* Set the user's credentials: uid, gid, groups,
* audit classes, user limits, and umask.
*/
if (setpcred( curuser, NULL ) == -1) {
logError( "setpcred for %s failed: %m\n", curuser );
goto cError;
}
/*
* Set the users process environment. Store protected variables and
* obtain updated user environment list. This call will initialize
* global 'newenv'.
*/
if (setpenv( curuser, PENV_INIT | PENV_ARGV | PENV_NOEXEC,
userEnviron, NULL ) != 0)
{
logError( "Cannot set %s's process environment\n", curuser );
goto cError;
}
userEnviron = newenv;
#endif /* _AIX */
/*
* for user-based authorization schemes,
* use the password to get the user's credentials.
*/
#ifdef SECURE_RPC
/* do like "keylogin" program */
if (!curpass[0])
logInfo( "No password for NIS provided.\n" );
else {
char netname[MAXNETNAMELEN+1], secretkey[HEXKEYBYTES+1];
int nameret, keyret;
int len;
int key_set_ok = 0;
struct key_netstarg netst;
nameret = getnetname( netname );
debug( "user netname: %s\n", netname );
len = strlen( curpass );
if (len > 8)
bzero( curpass + 8, len - 8 );
keyret = getsecretkey( netname, secretkey, curpass );
debug( "getsecretkey returns %d, key length %d\n",
keyret, strlen( secretkey ) );
netst.st_netname = netname;
memcpy( netst.st_priv_key, secretkey, HEXKEYBYTES );
memset( netst.st_pub_key, 0, HEXKEYBYTES );
if (key_setnet( &netst ) < 0)
debug( "Could not set secret key.\n" );
/* is there a key, and do we have the right password? */
if (keyret == 1) {
if (*secretkey) {
keyret = key_setsecret( secretkey );
debug( "key_setsecret returns %d\n", keyret );
if (keyret == -1)
logError( "Failed to set NIS secret key\n" );
else
key_set_ok = 1;
} else {
/* found a key, but couldn't interpret it */
logError( "Password incorrect for NIS principal %s\n",
nameret ? netname : curuser );
}
}
if (!key_set_ok)
nukeAuth( 9, "SUN-DES-1" );
bzero( secretkey, strlen( secretkey ) );
}
#endif
#ifdef K5AUTH
/* do like "kinit" program */
if (!curpass[0])
logInfo( "No password for Kerberos5 provided.\n" );
else
if ((str = krb5Init( curuser, curpass, td->name )))
userEnviron = setEnv( userEnviron, "KRB5CCNAME", str );
else
nukeAuth( 14, "MIT-KERBEROS-5" );
#endif /* K5AUTH */
if (td->autoReLogin) {
gSet( &mstrtalk );
gSendInt( D_ReLogin );
gSendStr( curuser );
gSendStr( curpass );
gSendStr( newdmrc );
}
if (curpass)
bzero( curpass, strlen( curpass ) );
setUserAuthorization( td );
home = getEnv( userEnviron, "HOME" );
if (home && chdir( home ) < 0) {
logError( "Cannot chdir to %s's home %s: %m\n", curuser, home );
sendStr( V_MSG_ERR, "Cannot enter home directory. Using /.\n" );
chdir( "/" );
userEnviron = setEnv( userEnviron, "HOME", "/" );
home = 0;
}
if (home || td->clientLogFile[0] == '/') {
if (!createClientLog( td->clientLogFile )) {
logWarn( "Session log file according to %s cannot be created: %m\n",
td->clientLogFile );
goto tmperr;
}
} else {
tmperr:
if (!createClientLog( td->clientLogFallback ))
logError( "Fallback session log file according to %s cannot be created: %m\n",
td->clientLogFallback );
/* Could inform the user, but I guess this is only confusing. */
}
if (!*dmrcDir)
mergeSessionArgs( home != 0 );
if (!(desksess = iniEntry( curdmrc, "Desktop", "Session", 0 )))
desksess = "failsafe"; /* only due to OOM */
gSet( &mstrtalk );
gSendInt( D_User );
gSendInt( curuid );
gSendStr( curuser );
gSendStr( desksess );
close( mstrtalk.pipe->fd.w );
userEnviron = setEnv( userEnviron, "DESKTOP_SESSION", desksess );
for (i = 0; td->sessionsDirs[i]; i++) {
fname = 0;
if (strApp( &fname, td->sessionsDirs[i], "/", desksess, ".desktop", (char *)0 )) {
if ((str = iniLoad( fname ))) {
if (!strCmp( iniEntry( str, "Desktop Entry", "Hidden", 0 ), "true" ) ||
!(sessargs = iniEntry( str, "Desktop Entry", "Exec", 0 )))
sessargs = "";
free( str );
free( fname );
goto gotit;
}
free( fname );
}
}
if (!strcmp( desksess, "failsafe" ) ||
!strcmp( desksess, "default" ) ||
!strcmp( desksess, "custom" ))
sessargs = desksess;
else
sessargs = "";
gotit:
if (!(argv = parseArgs( (char **)0, td->session )) ||
!(argv = addStrArr( argv, sessargs, -1 )))
exit( 1 );
if (argv[0] && *argv[0]) {
debug( "executing session %\"[s\n", argv );
execute( argv, userEnviron );
logError( "Session %\"s execution failed: %m\n", argv[0] );
} else
logError( "Session has no command/arguments\n" );
failsafeArgv[0] = td->failsafeClient;
failsafeArgv[1] = 0;
execute( failsafeArgv, userEnviron );
logError( "Failsafe client %\"s execution failed: %m\n",
failsafeArgv[0] );
cError:
sendStr( V_MSG_ERR, 0 );
exit( 1 );
case -1:
free( buf );
return 0;
}
debug( "StartSession, fork succeeded %d\n", *pid );
free( buf );
gSet( &ctltalk );
if (!Setjmp( ctltalk.errjmp ))
while (gRecvCmd( &i )) {
buf = gRecvStr();
displayStr( i, buf );
free( buf );
gSet( &ctltalk );
gSendInt( 0 );
}
gClosen( ctltalk.pipe );
finishGreet();
return 1;
}
int
Verify (struct display *d, struct greet_info *greet, struct verify_info *verify)
{
struct passwd *p;
login_cap_t *lc;
auth_session_t *as;
char *style, *shell, *home, *s, **argv;
char path[MAXPATHLEN];
int authok;
/* User may have specified an authentication style. */
if ((style = strchr(greet->name, ':')) != NULL)
*style++ = '\0';
Debug ("Verify %s, style %s ...\n", greet->name,
style ? style : "default");
p = getpwnam (greet->name);
endpwent();
if (!p || strlen (greet->name) == 0) {
Debug("getpwnam() failed.\n");
bzero(greet->password, strlen(greet->password));
return 0;
}
if ((lc = login_getclass(p->pw_class)) == NULL) {
Debug("login_getclass() failed.\n");
bzero(greet->password, strlen(greet->password));
return 0;
}
if ((style = login_getstyle(lc, style, "xdm")) == NULL) {
Debug("login_getstyle() failed.\n");
bzero(greet->password, strlen(greet->password));
return 0;
}
if ((as = auth_open()) == NULL) {
Debug("auth_open() failed.\n");
login_close(lc);
bzero(greet->password, strlen(greet->password));
return 0;
}
if (auth_setoption(as, "login", "yes") == -1) {
Debug("auth_setoption() failed.\n");
login_close(lc);
bzero(greet->password, strlen(greet->password));
return 0;
}
/* Set up state for no challenge, just check a response. */
auth_setstate(as, 0);
auth_setdata(as, "", 1);
auth_setdata(as, greet->password, strlen(greet->password) + 1);
/* Build path of the auth script and call it */
snprintf(path, sizeof(path), _PATH_AUTHPROG "%s", style);
auth_call(as, path, style, "-s", "response", greet->name,
lc->lc_class, (void *)NULL);
authok = auth_getstate(as);
if ((authok & AUTH_ALLOW) == 0) {
Debug("password verify failed\n");
bzero(greet->password, strlen(greet->password));
auth_close(as);
login_close(lc);
return 0;
}
/* Run the approval script */
if (!auth_approval(as, lc, greet->name, "auth-xdm")) {
Debug("login not approved\n");
bzero(greet->password, strlen(greet->password));
auth_close(as);
login_close(lc);
return 0;
}
auth_close(as);
login_close(lc);
/* Check empty passwords against allowNullPasswd */
if (!greet->allow_null_passwd && strlen(greet->password) == 0) {
Debug("empty password not allowed\n");
return 0;
}
/* Only accept root logins if allowRootLogin resource is set */
if (p->pw_uid == 0 && !greet->allow_root_login) {
Debug("root logins not allowed\n");
bzero(greet->password, strlen(greet->password));
return 0;
}
/*
* Shell must be in /etc/shells
*/
for (;;) {
s = getusershell();
if (s == NULL) {
/* did not found the shell in /etc/shells
-> failure */
Debug("shell not in /etc/shells\n");
bzero(greet->password, strlen(greet->password));
endusershell();
return 0;
}
if (strcmp(s, p->pw_shell) == 0) {
/* found the shell in /etc/shells */
endusershell();
break;
}
}
#else /* !USE_BSDAUTH */
int
Verify (struct display *d, struct greet_info *greet, struct verify_info *verify)
{
struct passwd *p;
#ifdef USE_PAM
pam_handle_t **pamhp = thepamhp();
#else
#ifdef USESHADOW
struct spwd *sp;
#endif
char *user_pass = NULL;
#endif
#ifdef __OpenBSD__
char *s;
struct timeval tp;
#endif
char *shell, *home;
char **argv;
Debug ("Verify %s ...\n", greet->name);
#if defined(sun) && defined(SVR4)
/* Solaris: If CONSOLE is set to /dev/console in /etc/default/login,
then root can only login on system console */
# define SOLARIS_LOGIN_DEFAULTS "/etc/default/login"
if (strcmp(greet->name, "root") == 0) {
char *console = NULL, *tmp = NULL;
FILE *fs;
if ((fs= fopen(SOLARIS_LOGIN_DEFAULTS, "r")) != NULL)
{
char str[120];
while (!feof(fs))
{
fgets(str, 120, fs);
if(str[0] == '#' || strlen(str) < 8)
continue;
if((tmp = strstr(str, "CONSOLE=")) != NULL)
console = strdup((tmp+8));
}
fclose(fs);
if ( console != NULL &&
(strncmp(console, "/dev/console", 12) == 0) &&
(strncmp(d->name,":0",2) != 0) )
{
Debug("Not on system console\n");
bzero(greet->password, strlen(greet->password));
XFree(console);
return 0;
}
XFree(console);
}
else
{
Debug("Could not open %s\n", SOLARIS_LOGIN_DEFAULTS);
}
}
#endif
#ifndef USE_PAM
p = getpwnam (greet->name);
endpwent();
if (!p || strlen (greet->name) == 0) {
Debug ("getpwnam() failed.\n");
bzero(greet->password, strlen(greet->password));
return 0;
} else {
#ifdef linux
if (!strcmp(p->pw_passwd, "!") || !strcmp(p->pw_passwd, "*")) {
Debug ("The account is locked, no login allowed.\n");
bzero(greet->password, strlen(greet->password));
return 0;
}
#endif
user_pass = p->pw_passwd;
}
#endif
#ifdef KERBEROS
if(strcmp(greet->name, "root") != 0){
char name[ANAME_SZ];
char realm[REALM_SZ];
char *q;
int ret;
if(krb_get_lrealm(realm, 1)){
Debug ("Can't get Kerberos realm.\n");
} else {
sprintf(krbtkfile, "%s.%s", TKT_ROOT, d->name);
krb_set_tkt_string(krbtkfile);
unlink(krbtkfile);
ret = krb_verify_user(greet->name, "", realm,
greet->password, 1, "rcmd");
if(ret == KSUCCESS){
chown(krbtkfile, p->pw_uid, p->pw_gid);
Debug("kerberos verify succeeded\n");
if (k_hasafs()) {
if (k_setpag() == -1)
LogError ("setpag() failed for %s\n",
greet->name);
if((ret = k_afsklog(NULL, NULL)) != KSUCCESS)
LogError("Warning %s\n",
krb_get_err_text(ret));
}
goto done;
} else if(ret != KDC_PR_UNKNOWN && ret != SKDC_CANT){
/* failure */
Debug("kerberos verify failure %d\n", ret);
krbtkfile[0] = '\0';
}
}
}
#endif
#ifndef USE_PAM
#ifdef USESHADOW
errno = 0;
sp = getspnam(greet->name);
if (sp == NULL) {
Debug ("getspnam() failed, errno=%d. Are you root?\n", errno);
} else {
user_pass = sp->sp_pwdp;
}
#ifndef QNX4
endspent();
#endif /* QNX4 doesn't need endspent() to end shadow passwd ops */
#endif
#if defined(ultrix) || defined(__ultrix__)
if (authenticate_user(p, greet->password, NULL) < 0)
#else
if (strcmp (crypt (greet->password, user_pass), user_pass))
#endif
{
if(!greet->allow_null_passwd || strlen(p->pw_passwd) > 0) {
Debug ("password verify failed\n");
bzero(greet->password, strlen(greet->password));
return 0;
} /* else: null passwd okay */
}
#ifdef KERBEROS
done:
#endif
#ifdef __OpenBSD__
/*
* Only accept root logins if allowRootLogin resource is set
*/
if ((p->pw_uid == 0) && !greet->allow_root_login) {
Debug("root logins not allowed\n");
bzero(greet->password, strlen(greet->password));
return 0;
}
/*
* Shell must be in /etc/shells
*/
for (;;) {
s = getusershell();
if (s == NULL) {
/* did not found the shell in /etc/shells
-> failure */
Debug("shell not in /etc/shells\n");
bzero(greet->password, strlen(greet->password));
endusershell();
return 0;
}
if (strcmp(s, p->pw_shell) == 0) {
/* found the shell in /etc/shells */
endusershell();
break;
}
}
/*
* Test for expired password
*/
if (p->pw_change || p->pw_expire)
(void)gettimeofday(&tp, (struct timezone *)NULL);
if (p->pw_change) {
if (tp.tv_sec >= p->pw_change) {
Debug("Password has expired.\n");
bzero(greet->password, strlen(greet->password));
return 0;
}
}
if (p->pw_expire) {
if (tp.tv_sec >= p->pw_expire) {
Debug("account has expired.\n");
bzero(greet->password, strlen(greet->password));
return 0;
}
}
#endif /* __OpenBSD__ */
bzero(user_pass, strlen(user_pass)); /* in case shadow password */
#else /* USE_PAM */
#define PAM_BAIL \
if (pam_error != PAM_SUCCESS) goto pam_failed;
PAM_password = greet->password;
pam_error = pam_start("xdm", greet->name, &PAM_conversation, pamhp);
PAM_BAIL;
pam_error = pam_set_item(*pamhp, PAM_TTY, d->name);
PAM_BAIL;
pam_error = pam_set_item(*pamhp, PAM_RHOST, "");
PAM_BAIL;
pam_error = pam_authenticate(*pamhp, 0);
PAM_BAIL;
pam_error = pam_acct_mgmt(*pamhp, 0);
/* really should do password changing, but it doesn't fit well */
PAM_BAIL;
pam_error = pam_setcred(*pamhp, 0);
PAM_BAIL;
p = getpwnam (greet->name);
endpwent();
if (!p || strlen (greet->name) == 0) {
Debug ("getpwnam() failed.\n");
bzero(greet->password, strlen(greet->password));
return 0;
}
if (pam_error != PAM_SUCCESS) {
pam_failed:
pam_end(*pamhp, PAM_SUCCESS);
*pamhp = NULL;
return 0;
}
#undef PAM_BAIL
#endif /* USE_PAM */
#endif /* USE_BSDAUTH */
Debug ("verify succeeded\n");
/* The password is passed to StartClient() for use by user-based
authorization schemes. It is zeroed there. */
verify->uid = p->pw_uid;
verify->gid = p->pw_gid;
home = p->pw_dir;
shell = p->pw_shell;
argv = 0;
if (d->session)
argv = parseArgs (argv, d->session);
if (greet->string)
argv = parseArgs (argv, greet->string);
if (!argv)
argv = parseArgs (argv, "xsession");
verify->argv = argv;
verify->userEnviron = userEnv (d, p->pw_uid == 0,
greet->name, home, shell);
Debug ("user environment:\n");
printEnv (verify->userEnviron);
verify->systemEnviron = systemEnv (d, greet->name, home);
Debug ("system environment:\n");
printEnv (verify->systemEnviron);
Debug ("end of environments\n");
return 1;
}
