File suse-network.patch of Package libvirt

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File suse-network.patch of Package libvirt (Revision 4dfaf6ca90a06ce1ae909c00cb771e68)

Currently displaying revision 4dfaf6ca90a06ce1ae909c00cb771e68 , Show latest

Index: libvirt-0.4.6/src/network_conf.c
===================================================================
--- libvirt-0.4.6.orig/src/network_conf.c
+++ libvirt-0.4.6/src/network_conf.c
@@ -752,6 +752,131 @@ error:
     return NULL;
 }
 
+static int virNetworkIsBridge(const char *name)
+{
+    char *path = NULL;
+    int ret = 0;
+    struct stat s;
+
+    if (asprintf(&path, "/sys/class/net/%s/bridge", name) < 0)
+       goto out;
+
+    if (stat(path, &s) != 0)
+       goto out;
+
+    if (S_ISDIR(s.st_mode))
+       ret =  1;
+
+ out:
+    free(path);
+    return ret;
+}
+
+static unsigned long virNetworkDefSuseGetValue(char *netName, char *valName)
+{
+   unsigned long ret = 0;
+   char *path = NULL;
+   FILE *f;
+
+   if (asprintf(&path, "/sys/class/net/%s/bridge/%s", netName, valName) < 0)
+      return ret;
+
+   if ((f = fopen(path, "r")) == NULL)
+      goto out;
+
+   if (fscanf(f, "%lu", &ret) != 1) {
+      ret = 0;
+      goto out;
+   }
+
+
+ out:
+   if (f != NULL)
+      fclose(f);
+   free(path);
+   return ret;
+}
+
+static virNetworkObjPtr virNetworkLoadSuseNet(virConnectPtr conn,
+                                              virNetworkObjPtr *nets,
+                                              char *name)
+{
+    virNetworkDefPtr def;
+    virNetworkObjPtr network;
+    int err;
+
+    if ((network = virNetworkFindByName(*nets, name))) {
+       return network;
+    }
+
+    if (VIR_ALLOC(network) < 0) {
+       virNetworkReportError(conn, VIR_ERR_NO_MEMORY, NULL);
+       return NULL;
+    }
+
+    network->autostart = 1;
+    network->active = 1;
+    network->readonly = 1;
+    network->next = *nets;
+
+    if (VIR_ALLOC(def) < 0) {
+       virNetworkReportError(conn, VIR_ERR_NO_MEMORY, NULL);
+       goto error;
+    }
+
+    network->def = def;
+
+    /* name */
+    def->name = strdup(name);
+    if (def->name == NULL) {
+       virNetworkReportError(conn, VIR_ERR_NO_MEMORY, NULL);
+       goto error;
+    }
+
+    /* uuid */
+    if ((err = virUUIDGenerate(def->uuid))) {
+       virNetworkReportError(conn, VIR_ERR_INTERNAL_ERROR,
+                             _("Failed to generate UUID: %s"), strerror(err));
+       goto error;
+    }
+
+    /* bridge information */
+    def->bridge = strdup(name);
+    if (def->bridge == NULL) {
+       virNetworkReportError(conn, VIR_ERR_NO_MEMORY, NULL);
+       goto error;
+    }
+    def->stp = (int)virNetworkDefSuseGetValue(name, "stp_state");
+    def->delay = virNetworkDefSuseGetValue(name, "forward_delay");
+
+    /* Add network to the list */
+    *nets = network;
+    return network;
+
+ error:
+    virNetworkObjFree(network);
+    return NULL;
+}
+
+static void virNetworkLoadSuseNetworks(virConnectPtr conn,
+                                       virNetworkObjPtr *nets)
+{
+    DIR *dir = NULL;
+    struct dirent *de;
+    int count = 0;
+
+    dir = opendir("/sys/class/net");
+    if (dir == NULL)
+       return NULL;
+
+    while ((de = readdir(dir))) {
+       if (virNetworkIsBridge(de->d_name)) {
+          virNetworkLoadSuseNet(conn, nets, de->d_name);
+       }
+    }
+    closedir(dir);
+}
+
 int virNetworkLoadAllConfigs(virConnectPtr conn,
                              virNetworkObjPtr *nets,
                              const char *configDir,
@@ -787,6 +912,7 @@ int virNetworkLoadAllConfigs(virConnectP
 
     closedir(dir);
 
+    virNetworkLoadSuseNetworks(conn, nets);
     return 0;
 }
 
Index: libvirt-0.4.6/src/network_conf.h
===================================================================
--- libvirt-0.4.6.orig/src/network_conf.h
+++ libvirt-0.4.6/src/network_conf.h
@@ -82,6 +82,7 @@ struct _virNetworkObj {
     unsigned int active : 1;
     unsigned int autostart : 1;
     unsigned int persistent : 1;
+    unsigned int readonly : 1;
 
     char *configFile;    /* Persistent config file path */
     char *autostartLink; /* Symlink path for autostart */
Index: libvirt-0.4.6/src/qemu_driver.c
===================================================================
--- libvirt-0.4.6.orig/src/qemu_driver.c
+++ libvirt-0.4.6/src/qemu_driver.c
@@ -1601,6 +1601,12 @@ static int qemudShutdownNetworkDaemon(vi
     if (!virNetworkIsActive(network))
         return 0;
 
+    if (network->readonly) {
+        qemudReportError(conn, NULL, NULL, VIR_ERR_INTERNAL_ERROR,
+                         ": Network '%s' is readonly", network->def->name);
+        return -1;
+    }
+
     if (network->dnsmasqPid > 0)
         kill(network->dnsmasqPid, SIGTERM);
 
@@ -3974,6 +3980,12 @@ static int qemudNetworkSetAutostart(virN
         return -1;
     }
 
+    if (network->readonly) {
+        qemudReportError(net->conn, NULL, NULL, VIR_ERR_INTERNAL_ERROR,
+                         ": Network '%s' is readonly", network->def->name);
+        return -1;
+    }
+
     autostart = (autostart != 0);
 
     if (network->autostart == autostart)

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File suse-network.patch of Package libvirt (Revision 4dfaf6ca90a06ce1ae909c00cb771e68)

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