svn commit: r265513 - in stable/10: sys/cam/ctl sys/dev/iscsi usr.sbin/ctld

Edward Tomasz Napierala trasz at FreeBSD.org
Wed May 7 07:37:57 UTC 2014


Author: trasz
Date: Wed May  7 07:37:55 2014
New Revision: 265513
URL: http://svnweb.freebsd.org/changeset/base/265513

Log:
  MFC r264530:
  
  Properly pass the initiator address when running in proxy mode.
  
  Sponsored by:	The FreeBSD Foundation

Modified:
  stable/10/sys/cam/ctl/ctl_frontend_iscsi.c
  stable/10/sys/cam/ctl/ctl_frontend_iscsi.h
  stable/10/sys/cam/ctl/ctl_ioctl.h
  stable/10/sys/dev/iscsi/icl.h
  stable/10/sys/dev/iscsi/icl_proxy.c
  stable/10/usr.sbin/ctld/ctld.c
  stable/10/usr.sbin/ctld/ctld.h
  stable/10/usr.sbin/ctld/kernel.c
Directory Properties:
  stable/10/   (props changed)

Modified: stable/10/sys/cam/ctl/ctl_frontend_iscsi.c
==============================================================================
--- stable/10/sys/cam/ctl/ctl_frontend_iscsi.c	Wed May  7 07:36:46 2014	(r265512)
+++ stable/10/sys/cam/ctl/ctl_frontend_iscsi.c	Wed May  7 07:37:55 2014	(r265513)
@@ -1353,7 +1353,7 @@ cfiscsi_module_event_handler(module_t mo
 
 #ifdef ICL_KERNEL_PROXY
 static void
-cfiscsi_accept(struct socket *so, int portal_id)
+cfiscsi_accept(struct socket *so, struct sockaddr *sa, int portal_id)
 {
 	struct cfiscsi_session *cs;
 
@@ -1364,6 +1364,7 @@ cfiscsi_accept(struct socket *so, int po
 	}
 
 	icl_conn_handoff_sock(cs->cs_conn, so);
+	cs->cs_initiator_sa = sa;
 	cs->cs_portal_id = portal_id;
 	cs->cs_waiting_for_ctld = true;
 	cv_signal(&cfiscsi_softc.accept_cv);
@@ -1788,6 +1789,16 @@ cfiscsi_ioctl_accept(struct ctl_iscsi *c
 
 	ciap->connection_id = cs->cs_id;
 	ciap->portal_id = cs->cs_portal_id;
+	ciap->initiator_addrlen = cs->cs_initiator_sa->sa_len;
+	error = copyout(cs->cs_initiator_sa, ciap->initiator_addr,
+	    cs->cs_initiator_sa->sa_len);
+	if (error != 0) {
+		snprintf(ci->error_str, sizeof(ci->error_str),
+		    "copyout failed with error %d", error);
+		ci->status = CTL_ISCSI_ERROR;
+		return;
+	}
+
 	ci->status = CTL_ISCSI_OK;
 }
 

Modified: stable/10/sys/cam/ctl/ctl_frontend_iscsi.h
==============================================================================
--- stable/10/sys/cam/ctl/ctl_frontend_iscsi.h	Wed May  7 07:36:46 2014	(r265512)
+++ stable/10/sys/cam/ctl/ctl_frontend_iscsi.h	Wed May  7 07:37:55 2014	(r265513)
@@ -82,6 +82,7 @@ struct cfiscsi_session {
 	unsigned int			cs_id;
 	int				cs_ctl_initid;
 #ifdef ICL_KERNEL_PROXY
+	struct sockaddr			*cs_initiator_sa;
 	int				cs_portal_id;
 	bool				cs_login_phase;
 	bool				cs_waiting_for_ctld;

Modified: stable/10/sys/cam/ctl/ctl_ioctl.h
==============================================================================
--- stable/10/sys/cam/ctl/ctl_ioctl.h	Wed May  7 07:36:46 2014	(r265512)
+++ stable/10/sys/cam/ctl/ctl_ioctl.h	Wed May  7 07:37:55 2014	(r265513)
@@ -706,8 +706,9 @@ struct ctl_iscsi_listen_params {
 
 struct ctl_iscsi_accept_params {
 	int				connection_id;
-	struct sockaddr			*initiator_addr;
 	int				portal_id;
+	struct sockaddr			*initiator_addr;
+	socklen_t			initiator_addrlen;
 	int				spare[4];
 };
 

Modified: stable/10/sys/dev/iscsi/icl.h
==============================================================================
--- stable/10/sys/dev/iscsi/icl.h	Wed May  7 07:36:46 2014	(r265512)
+++ stable/10/sys/dev/iscsi/icl.h	Wed May  7 07:37:55 2014	(r265513)
@@ -128,7 +128,8 @@ struct icl_listen_sock {
 struct icl_listen	{
 	TAILQ_HEAD(, icl_listen_sock)	il_sockets;
 	struct sx			il_lock;
-	void				(*il_accept)(struct socket *, int);
+	void				(*il_accept)(struct socket *,
+					    struct sockaddr *, int);
 };
 
 /*
@@ -140,7 +141,8 @@ int			icl_conn_connect(struct icl_conn *
 /*
  * Target part.
  */
-struct icl_listen	*icl_listen_new(void (*accept_cb)(struct socket *, int));
+struct icl_listen	*icl_listen_new(void (*accept_cb)(struct socket *,
+			    struct sockaddr *, int));
 void			icl_listen_free(struct icl_listen *il);
 int			icl_listen_add(struct icl_listen *il, bool rdma,
 			    int domain, int socktype, int protocol,

Modified: stable/10/sys/dev/iscsi/icl_proxy.c
==============================================================================
--- stable/10/sys/dev/iscsi/icl_proxy.c	Wed May  7 07:36:46 2014	(r265512)
+++ stable/10/sys/dev/iscsi/icl_proxy.c	Wed May  7 07:37:55 2014	(r265513)
@@ -182,7 +182,7 @@ icl_conn_connect(struct icl_conn *ic, bo
 }
 
 struct icl_listen *
-icl_listen_new(void (*accept_cb)(struct socket *, int))
+icl_listen_new(void (*accept_cb)(struct socket *, struct sockaddr *, int))
 {
 	struct icl_listen *il;
 
@@ -296,9 +296,10 @@ icl_accept_thread(void *arg)
 			if (sa != NULL)
 				free(sa, M_SONAME);
 			soclose(so);
+			continue;
 		}
 
-		(ils->ils_listen->il_accept)(so, ils->ils_id);
+		(ils->ils_listen->il_accept)(so, sa, ils->ils_id);
 	}
 }
 

Modified: stable/10/usr.sbin/ctld/ctld.c
==============================================================================
--- stable/10/usr.sbin/ctld/ctld.c	Wed May  7 07:36:46 2014	(r265512)
+++ stable/10/usr.sbin/ctld/ctld.c	Wed May  7 07:37:55 2014	(r265513)
@@ -1588,8 +1588,8 @@ wait_for_children(bool block)
 }
 
 static void
-handle_connection(struct portal *portal, int fd, const struct sockaddr_storage *ss,
-    socklen_t sslen, bool dont_fork)
+handle_connection(struct portal *portal, int fd,
+    const struct sockaddr *client_sa, socklen_t client_salen, bool dont_fork)
 {
 	struct connection *conn;
 	int error;
@@ -1624,27 +1624,15 @@ handle_connection(struct portal *portal,
 	}
 	pidfile_close(conf->conf_pidfh);
 
-#ifdef ICL_KERNEL_PROXY
-	/*
-	 * XXX
-	 */
-	if (proxy_mode) {
-		log_set_peer_addr("XXX");
-	} else {
-#endif
-		assert(proxy_mode == false);
-		error = getnameinfo((struct sockaddr *)ss, sslen,
-		    host, sizeof(host), NULL, 0, NI_NUMERICHOST);
-		if (error != 0)
-			log_errx(1, "getnameinfo: %s", gai_strerror(error));
-
-		log_debugx("accepted connection from %s; portal group \"%s\"",
-		    host, portal->p_portal_group->pg_name);
-		log_set_peer_addr(host);
-		setproctitle("%s", host);
-#ifdef ICL_KERNEL_PROXY
-	}
-#endif
+	error = getnameinfo(client_sa, client_salen,
+	    host, sizeof(host), NULL, 0, NI_NUMERICHOST);
+	if (error != 0)
+		log_errx(1, "getnameinfo: %s", gai_strerror(error));
+
+	log_debugx("accepted connection from %s; portal group \"%s\"",
+	    host, portal->p_portal_group->pg_name);
+	log_set_peer_addr(host);
+	setproctitle("%s", host);
 
 	conn = connection_new(portal, fd, host);
 	set_timeout(conf);
@@ -1699,7 +1687,9 @@ main_loop(struct conf *conf, bool dont_f
 
 #ifdef ICL_KERNEL_PROXY
 		if (proxy_mode) {
-			kernel_accept(&connection_id, &portal_id);
+			client_salen = sizeof(client_sa);
+			kernel_accept(&connection_id, &portal_id,
+			    (struct sockaddr *)&client_sa, &client_salen);
 
 			log_debugx("incoming connection, id %d, portal id %d",
 			    connection_id, portal_id);
@@ -1715,7 +1705,9 @@ main_loop(struct conf *conf, bool dont_f
 			    portal_id);
 
 found:
-			handle_connection(portal, connection_id, NULL, 0, dont_fork);
+			handle_connection(portal, connection_id,
+			    (struct sockaddr *)&client_sa, client_salen,
+			    dont_fork);
 		} else {
 #endif
 			assert(proxy_mode == false);
@@ -1743,7 +1735,8 @@ found:
 					if (client_fd < 0)
 						log_err(1, "accept");
 					handle_connection(portal, client_fd,
-					    &client_sa, client_salen, dont_fork);
+					    (struct sockaddr *)&client_sa,
+					    client_salen, dont_fork);
 					break;
 				}
 			}

Modified: stable/10/usr.sbin/ctld/ctld.h
==============================================================================
--- stable/10/usr.sbin/ctld/ctld.h	Wed May  7 07:36:46 2014	(r265512)
+++ stable/10/usr.sbin/ctld/ctld.h	Wed May  7 07:37:55 2014	(r265513)
@@ -33,6 +33,10 @@
 #define	CTLD_H
 
 #include <sys/queue.h>
+#ifdef ICL_KERNEL_PROXY
+#include <sys/types.h>
+#include <sys/socket.h>
+#endif
 #include <stdbool.h>
 #include <libutil.h>
 
@@ -269,14 +273,15 @@ int			kernel_port_on(void);
 int			kernel_port_off(void);
 void			kernel_capsicate(void);
 
-/*
- * ICL_KERNEL_PROXY
- */
+#ifdef ICL_KERNEL_PROXY
 void			kernel_listen(struct addrinfo *ai, bool iser,
 			    int portal_id);
-void			kernel_accept(int *connection_id, int *portal_id);
+void			kernel_accept(int *connection_id, int *portal_id,
+			    struct sockaddr *client_sa,
+			    socklen_t *client_salen);
 void			kernel_send(struct pdu *pdu);
 void			kernel_receive(struct pdu *pdu);
+#endif
 
 struct keys		*keys_new(void);
 void			keys_delete(struct keys *keys);

Modified: stable/10/usr.sbin/ctld/kernel.c
==============================================================================
--- stable/10/usr.sbin/ctld/kernel.c	Wed May  7 07:36:46 2014	(r265512)
+++ stable/10/usr.sbin/ctld/kernel.c	Wed May  7 07:37:55 2014	(r265513)
@@ -700,13 +700,16 @@ kernel_listen(struct addrinfo *ai, bool 
 }
 
 void
-kernel_accept(int *connection_id, int *portal_id)
+kernel_accept(int *connection_id, int *portal_id,
+    struct sockaddr *client_sa, socklen_t *client_salen)
 {
 	struct ctl_iscsi req;
+	struct sockaddr_storage ss;
 
 	bzero(&req, sizeof(req));
 
 	req.type = CTL_ISCSI_ACCEPT;
+	req.data.accept.initiator_addr = (struct sockaddr *)&ss;
 
 	if (ioctl(ctl_fd, CTL_ISCSI, &req) == -1)
 		log_err(1, "error issuing CTL_ISCSI ioctl");
@@ -718,6 +721,8 @@ kernel_accept(int *connection_id, int *p
 
 	*connection_id = req.data.accept.connection_id;
 	*portal_id = req.data.accept.portal_id;
+	*client_salen = req.data.accept.initiator_addrlen;
+	memcpy(client_sa, &ss, *client_salen);
 }
 
 void


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