[libvirt] [PATCH 2/7] iscsi: Check for validity of pool source hostname

[John Ferlan]

Ensure that the pool that's being started has a source pool hostname
that can be resolved before trying to start an iSCSI session.

Signed-off-by: John Ferlan <jferlan at redhat.com>
---
 src/storage/storage_backend_iscsi.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/storage/storage_backend_iscsi.c b/src/storage/storage_backend_iscsi.c
index 197d333..958c347 100644
--- a/src/storage/storage_backend_iscsi.c
+++ b/src/storage/storage_backend_iscsi.c
@@ -385,6 +385,13 @@ virStorageBackendISCSIStartPool(virConnectPtr conn,
         return -1;
     }
 
+    if (!virIsValidHostname(pool->def->source.hosts[0].name)) {
+        virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
+                       _("cannot resolve hostname '%s' on this host"),
+                       pool->def->source.hosts[0].name);
+        return -1;
+    }
+
     if (pool->def->source.ndevice != 1 ||
         pool->def->source.devices[0].path == NULL) {
         virReportError(VIR_ERR_INTERNAL_ERROR,
-- 
2.1.0