svn commit: r294932 - head/usr.sbin/iscsid
Edward Tomasz Napierala
trasz at FreeBSD.org
Wed Jan 27 18:12:44 UTC 2016
Author: trasz
Date: Wed Jan 27 18:12:42 2016
New Revision: 294932
URL: https://svnweb.freebsd.org/changeset/base/294932
Log:
Improve reporting of connection problems in iscsid(8).
Obtained from: Mellanox Technologies
MFC after: 1 month
Sponsored by: The FreeBSD Foundation
Modified:
head/usr.sbin/iscsid/pdu.c
Modified: head/usr.sbin/iscsid/pdu.c
==============================================================================
--- head/usr.sbin/iscsid/pdu.c Wed Jan 27 17:59:39 2016 (r294931)
+++ head/usr.sbin/iscsid/pdu.c Wed Jan 27 18:12:42 2016 (r294932)
@@ -34,7 +34,9 @@ __FBSDID("$FreeBSD$");
#include <sys/types.h>
#include <sys/uio.h>
#include <assert.h>
+#include <errno.h>
#include <stdlib.h>
+#include <string.h>
#include <unistd.h>
#include "iscsid.h"
@@ -177,18 +179,23 @@ pdu_padding(const struct pdu *pdu)
}
static void
-pdu_read(int fd, char *data, size_t len)
+pdu_read(const struct connection *conn, char *data, size_t len)
{
ssize_t ret;
while (len > 0) {
- ret = read(fd, data, len);
+ ret = read(conn->conn_socket, data, len);
if (ret < 0) {
- if (timed_out())
+ if (timed_out()) {
+ fail(conn, "Login Phase timeout");
log_errx(1, "exiting due to timeout");
+ }
+ fail(conn, strerror(errno));
log_err(1, "read");
- } else if (ret == 0)
+ } else if (ret == 0) {
+ fail(conn, "connection lost");
log_errx(1, "read: connection lost");
+ }
len -= ret;
data += ret;
}
@@ -207,7 +214,7 @@ pdu_receive(struct pdu *pdu)
assert(pdu->pdu_connection->conn_conf.isc_iser == 0);
- pdu_read(pdu->pdu_connection->conn_socket,
+ pdu_read(pdu->pdu_connection,
(char *)pdu->pdu_bhs, sizeof(*pdu->pdu_bhs));
len = pdu_ahs_length(pdu);
@@ -227,13 +234,13 @@ pdu_receive(struct pdu *pdu)
if (pdu->pdu_data == NULL)
log_err(1, "malloc");
- pdu_read(pdu->pdu_connection->conn_socket,
+ pdu_read(pdu->pdu_connection,
(char *)pdu->pdu_data, pdu->pdu_data_len);
padding = pdu_padding(pdu);
if (padding != 0) {
assert(padding < sizeof(dummy));
- pdu_read(pdu->pdu_connection->conn_socket,
+ pdu_read(pdu->pdu_connection,
(char *)dummy, padding);
}
}
More information about the svn-src-all
mailing list