qemuExecuteEthernetScript: move to util

This is just a wrapper for virCommand that takes two strings
and runs them.

Move it to virnetdev.c for easier mocking.

src/qemu/qemu_interface.c

@@ -387,33 +387,6 @@ qemuCreateInBridgePortWithHelper(virQEMUDriverConfigPtr cfg,
     return *tapfd < 0 ? -1 : 0;
 }
 
-/**
- * qemuExecuteEthernetScript:
- * @ifname: the interface name
- * @script: the script name
- *
- * This function executes script for new tap device created by libvirt.
- * Returns 0 in case of success or -1 on failure
- */
-static int
-qemuExecuteEthernetScript(const char *ifname, const char *script)
-{
-        virCommandPtr cmd;
-        int ret;
-
-        cmd = virCommandNew(script);
-        virCommandAddArgFormat(cmd, "%s", ifname);
-        virCommandClearCaps(cmd);
-#ifdef CAP_NET_ADMIN
-        virCommandAllowCap(cmd, CAP_NET_ADMIN);
-#endif
-        virCommandAddEnvPassCommon(cmd);
-
-        ret = virCommandRun(cmd, NULL);
-
-        virCommandFree(cmd);
-        return ret;
-}
 
 /* qemuInterfaceEthernetConnect:
  * @def: the definition of the VM
@@ -515,7 +488,7 @@ qemuInterfaceEthernetConnect(virDomainDefPtr def,
 
 
     if (net->script &&
-        qemuExecuteEthernetScript(net->ifname, net->script) < 0)
+        virNetDevRunEthernetScript(net->ifname, net->script) < 0)
         goto cleanup;
 
     if (cfg->macFilter &&

src/util/virnetdev.c

@@ -3370,3 +3370,32 @@ virNetDevGetFeatures(const char *ifname ATTRIBUTE_UNUSED,
     return 0;
 }
 #endif
+
+
+/**
+ * virNetDevRunEthernetScript:
+ * @ifname: the interface name
+ * @script: the script name
+ *
+ * This function executes script for new tap device created by libvirt.
+ * Returns 0 in case of success or -1 on failure
+ */
+int
+virNetDevRunEthernetScript(const char *ifname, const char *script)
+{
+    virCommandPtr cmd;
+    int ret;
+
+    cmd = virCommandNew(script);
+    virCommandAddArgFormat(cmd, "%s", ifname);
+    virCommandClearCaps(cmd);
+#ifdef CAP_NET_ADMIN
+    virCommandAllowCap(cmd, CAP_NET_ADMIN);
+#endif
+    virCommandAddEnvPassCommon(cmd);
+
+    ret = virCommandRun(cmd, NULL);
+
+    virCommandFree(cmd);
+    return ret;
+}

src/util/virnetdev.h

@@ -230,4 +230,6 @@ int virNetDevSysfsFile(char **pf_sysfs_device_link,
                        const char *file)
     ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) ATTRIBUTE_NONNULL(3)
     ATTRIBUTE_RETURN_CHECK;
+
+int virNetDevRunEthernetScript(const char *ifname, const char *script);
 #endif /* __VIR_NETDEV_H__ */