diff -up openssh-5.1p1/configure.ac.selinux openssh-5.1p1/configure.ac

--- openssh-5.1p1/configure.ac.selinux	2008-07-23 16:32:13.000000000 +0200

+++ openssh-5.1p1/configure.ac	2008-07-23 16:32:13.000000000 +0200

@@ -3309,6 +3309,7 @@ AC_ARG_WITH(selinux,

 		AC_CHECK_LIB(selinux, setexeccon, [ LIBSELINUX="-lselinux" ],

 		    AC_MSG_ERROR(SELinux support requires libselinux library))

 		SSHDLIBS="$SSHDLIBS $LIBSELINUX"

+		LIBS="$LIBS $LIBSELINUX"

 		AC_CHECK_FUNCS(getseuserbyname get_default_context_with_level)

 		LIBS="$save_LIBS"

 	fi ]

diff -up openssh-5.1p1/auth1.c.selinux openssh-5.1p1/auth1.c

--- openssh-5.1p1/auth1.c.selinux	2008-07-23 16:32:13.000000000 +0200

+++ openssh-5.1p1/auth1.c	2008-07-23 16:32:13.000000000 +0200

@@ -391,7 +391,7 @@ void

 do_authentication(Authctxt *authctxt)

 {

 	u_int ulen;

-	char *user, *style = NULL;

+	char *user, *style = NULL, *role=NULL;

 	/* Get the name of the user that we wish to log in as. */

 	packet_read_expect(SSH_CMSG_USER);

@@ -400,11 +400,19 @@ do_authentication(Authctxt *authctxt)

 	user = packet_get_string(&ulen);

 	packet_check_eom();

+	if ((role = strchr(user, '/')) != NULL)

+		*role++ = '\0';

+

 	if ((style = strchr(user, ':')) != NULL)

 		*style++ = '\0';

+	else

+		if (role && (style = strchr(role, ':')) != NULL)

+			*style++ = '\0';

+			

 	authctxt->user = user;

 	authctxt->style = style;

+	authctxt->role = role;

 	/* Verify that the user is a valid user. */

 	if ((authctxt->pw = PRIVSEP(getpwnamallow(user))) != NULL)

diff -up openssh-5.1p1/auth2-pubkey.c.selinux openssh-5.1p1/auth2-pubkey.c

--- openssh-5.1p1/auth2-pubkey.c.selinux	2008-07-04 04:54:25.000000000 +0200

+++ openssh-5.1p1/auth2-pubkey.c	2008-07-23 16:32:13.000000000 +0200

@@ -117,7 +117,14 @@ userauth_pubkey(Authctxt *authctxt)

 		}

 		/* reconstruct packet */

 		buffer_put_char(&b, SSH2_MSG_USERAUTH_REQUEST);

-		buffer_put_cstring(&b, authctxt->user);

+		if (authctxt->role) {

+			buffer_put_int(&b, strlen(authctxt->user)+strlen(authctxt->role)+1);

+			buffer_append(&b, authctxt->user, strlen(authctxt->user));

+			buffer_put_char(&b, '/');

+			buffer_append(&b, authctxt->role, strlen(authctxt->role));

+		} else {

+			buffer_put_cstring(&b, authctxt->user);

+		}

 		buffer_put_cstring(&b,

 		    datafellows & SSH_BUG_PKSERVICE ?

 		    "ssh-userauth" :

diff -up openssh-5.1p1/monitor_wrap.h.selinux openssh-5.1p1/monitor_wrap.h

--- openssh-5.1p1/monitor_wrap.h.selinux	2006-08-05 04:39:40.000000000 +0200

+++ openssh-5.1p1/monitor_wrap.h	2008-07-23 16:32:13.000000000 +0200

@@ -41,6 +41,7 @@ int mm_is_monitor(void);

 DH *mm_choose_dh(int, int, int);

 int mm_key_sign(Key *, u_char **, u_int *, u_char *, u_int);

 void mm_inform_authserv(char *, char *);

+void mm_inform_authrole(char *);

 struct passwd *mm_getpwnamallow(const char *);

 char *mm_auth2_read_banner(void);

 int mm_auth_password(struct Authctxt *, char *);

diff -up openssh-5.1p1/monitor.h.selinux openssh-5.1p1/monitor.h

--- openssh-5.1p1/monitor.h.selinux	2006-03-26 05:30:02.000000000 +0200

+++ openssh-5.1p1/monitor.h	2008-07-23 16:32:13.000000000 +0200

@@ -30,7 +30,7 @@

 enum monitor_reqtype {

 	MONITOR_REQ_MODULI, MONITOR_ANS_MODULI,

-	MONITOR_REQ_FREE, MONITOR_REQ_AUTHSERV,

+	MONITOR_REQ_FREE, MONITOR_REQ_AUTHSERV,MONITOR_REQ_AUTHROLE,

 	MONITOR_REQ_SIGN, MONITOR_ANS_SIGN,

 	MONITOR_REQ_PWNAM, MONITOR_ANS_PWNAM,

 	MONITOR_REQ_AUTH2_READ_BANNER, MONITOR_ANS_AUTH2_READ_BANNER,

diff -up openssh-5.1p1/auth2-hostbased.c.selinux openssh-5.1p1/auth2-hostbased.c

--- openssh-5.1p1/auth2-hostbased.c.selinux	2008-07-17 10:57:19.000000000 +0200

+++ openssh-5.1p1/auth2-hostbased.c	2008-07-23 16:32:13.000000000 +0200

@@ -106,7 +106,14 @@ userauth_hostbased(Authctxt *authctxt)

 	buffer_put_string(&b, session_id2, session_id2_len);

 	/* reconstruct packet */

 	buffer_put_char(&b, SSH2_MSG_USERAUTH_REQUEST);

-	buffer_put_cstring(&b, authctxt->user);

+	if (authctxt->role) {

+		buffer_put_int(&b, strlen(authctxt->user)+strlen(authctxt->role)+1);

+		buffer_append(&b, authctxt->user, strlen(authctxt->user));

+		buffer_put_char(&b, '/');

+		buffer_append(&b, authctxt->role, strlen(authctxt->role));

+	} else {

+		buffer_put_cstring(&b, authctxt->user);

+	}

 	buffer_put_cstring(&b, service);

 	buffer_put_cstring(&b, "hostbased");

 	buffer_put_string(&b, pkalg, alen);

diff -up openssh-5.1p1/monitor_wrap.c.selinux openssh-5.1p1/monitor_wrap.c

--- openssh-5.1p1/monitor_wrap.c.selinux	2008-07-11 09:36:48.000000000 +0200

+++ openssh-5.1p1/monitor_wrap.c	2008-07-23 16:32:13.000000000 +0200

@@ -296,6 +296,23 @@ mm_inform_authserv(char *service, char *

 	buffer_free(&m);

 }

+/* Inform the privileged process about role */

+

+void

+mm_inform_authrole(char *role)

+{

+	Buffer m;

+

+	debug3("%s entering", __func__);

+

+	buffer_init(&m);

+	buffer_put_cstring(&m, role ? role : "");

+

+	mm_request_send(pmonitor->m_recvfd, MONITOR_REQ_AUTHROLE, &m);

+

+	buffer_free(&m);

+}

+

 /* Do the password authentication */

 int

 mm_auth_password(Authctxt *authctxt, char *password)

diff -up openssh-5.1p1/openbsd-compat/port-linux.c.selinux openssh-5.1p1/openbsd-compat/port-linux.c

--- openssh-5.1p1/openbsd-compat/port-linux.c.selinux	2008-03-26 21:27:21.000000000 +0100

+++ openssh-5.1p1/openbsd-compat/port-linux.c	2008-07-23 16:32:13.000000000 +0200

@@ -30,11 +30,16 @@

 #ifdef WITH_SELINUX

 #include "log.h"

 #include "port-linux.h"

+#include "key.h"

+#include "hostfile.h"

+#include "auth.h"

 #include <selinux/selinux.h>

 #include <selinux/flask.h>

 #include <selinux/get_context_list.h>

+extern Authctxt *the_authctxt;

+

 /* Wrapper around is_selinux_enabled() to log its return value once only */

 int

 ssh_selinux_enabled(void)

@@ -53,23 +58,36 @@ ssh_selinux_enabled(void)

 static security_context_t

 ssh_selinux_getctxbyname(char *pwname)

 {

-	security_context_t sc;

-	char *sename = NULL, *lvl = NULL;

-	int r;

+	security_context_t sc = NULL;

+	char *sename, *lvl;

+	char *role = NULL;

+	int r = 0;

+	if (the_authctxt) 

+		role=the_authctxt->role;

 #ifdef HAVE_GETSEUSERBYNAME

-	if (getseuserbyname(pwname, &sename, &lvl) != 0)

-		return NULL;

+	if ((r=getseuserbyname(pwname, &sename, &lvl)) != 0) {

+		sename = NULL;

+		lvl = NULL;

+	}

 #else

 	sename = pwname;

 	lvl = NULL;

 #endif

+	if (r == 0) {

 #ifdef HAVE_GET_DEFAULT_CONTEXT_WITH_LEVEL

-	r = get_default_context_with_level(sename, lvl, NULL, &sc);

+		if (role != NULL && role[0])

+			r = get_default_context_with_rolelevel(sename, role, lvl, NULL, &sc);

+		else

+			r = get_default_context_with_level(sename, lvl, NULL, &sc);

 #else

-	r = get_default_context(sename, NULL, &sc);

+		if (role != NULL && role[0])

+			r = get_default_context_with_role(sename, role, NULL, &sc);

+		else

+			r = get_default_context(sename, NULL, &sc);

 #endif

+	}

 	if (r != 0) {

 		switch (security_getenforce()) {

diff -up openssh-5.1p1/auth.h.selinux openssh-5.1p1/auth.h

--- openssh-5.1p1/auth.h.selinux	2008-07-02 14:37:30.000000000 +0200

+++ openssh-5.1p1/auth.h	2008-07-23 16:32:13.000000000 +0200

@@ -58,6 +58,7 @@ struct Authctxt {

 	char		*service;

 	struct passwd	*pw;		/* set if 'valid' */

 	char		*style;

+	char		*role;

 	void		*kbdintctxt;

 #ifdef BSD_AUTH

 	auth_session_t	*as;

diff -up openssh-5.1p1/auth2.c.selinux openssh-5.1p1/auth2.c

--- openssh-5.1p1/auth2.c.selinux	2008-07-05 01:44:53.000000000 +0200

+++ openssh-5.1p1/auth2.c	2008-07-23 16:32:13.000000000 +0200

@@ -209,7 +209,7 @@ input_userauth_request(int type, u_int32

 {

 	Authctxt *authctxt = ctxt;

 	Authmethod *m = NULL;

-	char *user, *service, *method, *style = NULL;

+	char *user, *service, *method, *style = NULL, *role = NULL;

 	int authenticated = 0;

 	if (authctxt == NULL)

@@ -221,6 +221,9 @@ input_userauth_request(int type, u_int32

 	debug("userauth-request for user %s service %s method %s", user, service, method);

 	debug("attempt %d failures %d", authctxt->attempt, authctxt->failures);

+	if ((role = strchr(user, '/')) != NULL)

+		*role++ = 0;

+

 	if ((style = strchr(user, ':')) != NULL)

 		*style++ = 0;

@@ -246,8 +249,11 @@ input_userauth_request(int type, u_int32

 		    use_privsep ? " [net]" : "");

 		authctxt->service = xstrdup(service);

 		authctxt->style = style ? xstrdup(style) : NULL;

-		if (use_privsep)

+		authctxt->role = role ? xstrdup(role) : NULL;

+		if (use_privsep) {

 			mm_inform_authserv(service, style);

+			mm_inform_authrole(role);

+		}

 		userauth_banner();

 	} else if (strcmp(user, authctxt->user) != 0 ||

 	    strcmp(service, authctxt->service) != 0) {

diff -up openssh-5.1p1/monitor.c.selinux openssh-5.1p1/monitor.c

--- openssh-5.1p1/monitor.c.selinux	2008-07-11 09:36:48.000000000 +0200

+++ openssh-5.1p1/monitor.c	2008-07-23 16:36:10.000000000 +0200

@@ -134,6 +134,7 @@ int mm_answer_sign(int, Buffer *);

 int mm_answer_pwnamallow(int, Buffer *);

 int mm_answer_auth2_read_banner(int, Buffer *);

 int mm_answer_authserv(int, Buffer *);

+int mm_answer_authrole(int, Buffer *);

 int mm_answer_authpassword(int, Buffer *);

 int mm_answer_bsdauthquery(int, Buffer *);

 int mm_answer_bsdauthrespond(int, Buffer *);

@@ -205,6 +206,7 @@ struct mon_table mon_dispatch_proto20[] 

     {MONITOR_REQ_SIGN, MON_ONCE, mm_answer_sign},

     {MONITOR_REQ_PWNAM, MON_ONCE, mm_answer_pwnamallow},

     {MONITOR_REQ_AUTHSERV, MON_ONCE, mm_answer_authserv},

+    {MONITOR_REQ_AUTHROLE, MON_ONCE, mm_answer_authrole},

     {MONITOR_REQ_AUTH2_READ_BANNER, MON_ONCE, mm_answer_auth2_read_banner},

     {MONITOR_REQ_AUTHPASSWORD, MON_AUTH, mm_answer_authpassword},

 #ifdef USE_PAM

@@ -658,6 +660,7 @@ mm_answer_pwnamallow(int sock, Buffer *m

 	else {

 		/* Allow service/style information on the auth context */

 		monitor_permit(mon_dispatch, MONITOR_REQ_AUTHSERV, 1);

+		monitor_permit(mon_dispatch, MONITOR_REQ_AUTHROLE, 1);

 		monitor_permit(mon_dispatch, MONITOR_REQ_AUTH2_READ_BANNER, 1);

 	}

@@ -703,6 +706,23 @@ mm_answer_authserv(int sock, Buffer *m)

 }

 int

+mm_answer_authrole(int sock, Buffer *m)

+{

+	monitor_permit_authentications(1);

+

+	authctxt->role = buffer_get_string(m, NULL);

+	debug3("%s: role=%s",

+	    __func__, authctxt->role);

+

+	if (strlen(authctxt->role) == 0) {

+		xfree(authctxt->role);

+		authctxt->role = NULL;

+	}

+

+	return (0);

+}

+

+int

 mm_answer_authpassword(int sock, Buffer *m)

 {

 	static int call_count;

@@ -1080,7 +1100,7 @@ static int

 monitor_valid_userblob(u_char *data, u_int datalen)

 {

 	Buffer b;

-	char *p;

+	char *p, *r;

 	u_int len;

 	int fail = 0;

@@ -1106,6 +1126,8 @@ monitor_valid_userblob(u_char *data, u_i

 	if (buffer_get_char(&b) != SSH2_MSG_USERAUTH_REQUEST)

 		fail++;

 	p = buffer_get_string(&b, NULL);

+	if ((r = strchr(p, '/')) != NULL)

+		*r = '\0';

 	if (strcmp(authctxt->user, p) != 0) {

 		logit("wrong user name passed to monitor: expected %s != %.100s",

 		    authctxt->user, p);

@@ -1137,7 +1159,7 @@ monitor_valid_hostbasedblob(u_char *data

     char *chost)

 {

 	Buffer b;

-	char *p;

+	char *p, *r;

 	u_int len;

 	int fail = 0;

@@ -1154,6 +1176,8 @@ monitor_valid_hostbasedblob(u_char *data

 	if (buffer_get_char(&b) != SSH2_MSG_USERAUTH_REQUEST)

 		fail++;

 	p = buffer_get_string(&b, NULL);

+	if ((r = strchr(p, '/')) != NULL)

+		*r = '\0';

 	if (strcmp(authctxt->user, p) != 0) {

 		logit("wrong user name passed to monitor: expected %s != %.100s",

 		    authctxt->user, p);