render / rpms / libvirt

Forked from rpms/libvirt 9 months ago
Clone
c1c534
From 1747bfd95ad80d2453de11e99a7bf9fa53c9aa55 Mon Sep 17 00:00:00 2001
c1c534
Message-Id: <1747bfd95ad80d2453de11e99a7bf9fa53c9aa55@dist-git>
c1c534
From: Peter Krempa <pkrempa@redhat.com>
c1c534
Date: Thu, 23 Nov 2017 19:02:14 +0100
c1c534
Subject: [PATCH] qemu: domain: Despaghettify qemuDomainDeviceDefValidate
c1c534
c1c534
Move network device validation into a separate function.
c1c534
c1c534
(cherry picked from commit 577ccd07c35a8e9b9d682778cc7d6c1d34d891f9)
c1c534
c1c534
https://bugzilla.redhat.com/show_bug.cgi?id=1511480
c1c534
Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
c1c534
---
c1c534
 src/qemu/qemu_domain.c | 184 ++++++++++++++++++++++++++-----------------------
c1c534
 1 file changed, 97 insertions(+), 87 deletions(-)
c1c534
c1c534
diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c
c1c534
index 72d67adfe3..30a602a1e9 100644
c1c534
--- a/src/qemu/qemu_domain.c
c1c534
+++ b/src/qemu/qemu_domain.c
c1c534
@@ -3553,102 +3553,112 @@ qemuDomainWatchdogDefValidate(const virDomainWatchdogDef *dev,
c1c534
 }
c1c534
 
c1c534
 
c1c534
+static int
c1c534
+qemuDomainDeviceDefValidateNetwork(const virDomainNetDef *net)
c1c534
+{
c1c534
+    bool hasIPv4 = false;
c1c534
+    bool hasIPv6 = false;
c1c534
+    size_t i;
c1c534
+
c1c534
+    if (net->type == VIR_DOMAIN_NET_TYPE_USER) {
c1c534
+        if (net->guestIP.nroutes) {
c1c534
+            virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
c1c534
+                           _("Invalid attempt to set network interface "
c1c534
+                             "guest-side IP route, not supported by QEMU"));
c1c534
+            return -1;
c1c534
+        }
c1c534
+
c1c534
+        for (i = 0; i < net->guestIP.nips; i++) {
c1c534
+            const virNetDevIPAddr *ip = net->guestIP.ips[i];
c1c534
+
c1c534
+            if (VIR_SOCKET_ADDR_VALID(&net->guestIP.ips[i]->peer)) {
c1c534
+                virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
c1c534
+                               _("Invalid attempt to set peer IP for guest"));
c1c534
+                return -1;
c1c534
+            }
c1c534
+
c1c534
+            if (VIR_SOCKET_ADDR_IS_FAMILY(&ip->address, AF_INET)) {
c1c534
+                if (hasIPv4) {
c1c534
+                    virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
c1c534
+                                   _("Only one IPv4 address per "
c1c534
+                                     "interface is allowed"));
c1c534
+                    return -1;
c1c534
+                }
c1c534
+                hasIPv4 = true;
c1c534
+
c1c534
+                if (ip->prefix > 27) {
c1c534
+                    virReportError(VIR_ERR_XML_ERROR, "%s",
c1c534
+                                   _("prefix too long"));
c1c534
+                    return -1;
c1c534
+                }
c1c534
+            }
c1c534
+
c1c534
+            if (VIR_SOCKET_ADDR_IS_FAMILY(&ip->address, AF_INET6)) {
c1c534
+                if (hasIPv6) {
c1c534
+                    virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
c1c534
+                                   _("Only one IPv6 address per "
c1c534
+                                     "interface is allowed"));
c1c534
+                    return -1;
c1c534
+                }
c1c534
+                hasIPv6 = true;
c1c534
+
c1c534
+                if (ip->prefix > 120) {
c1c534
+                    virReportError(VIR_ERR_XML_ERROR, "%s",
c1c534
+                                   _("prefix too long"));
c1c534
+                    return -1;
c1c534
+                }
c1c534
+            }
c1c534
+        }
c1c534
+    } else if (net->guestIP.nroutes || net->guestIP.nips) {
c1c534
+        virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
c1c534
+                       _("Invalid attempt to set network interface "
c1c534
+                         "guest-side IP route and/or address info, "
c1c534
+                         "not supported by QEMU"));
c1c534
+        return -1;
c1c534
+    }
c1c534
+
c1c534
+    if (STREQ_NULLABLE(net->model, "virtio")) {
c1c534
+        if (net->driver.virtio.rx_queue_size & (net->driver.virtio.rx_queue_size - 1)) {
c1c534
+            virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
c1c534
+                           _("rx_queue_size has to be a power of two"));
c1c534
+            return -1;
c1c534
+        }
c1c534
+        if (net->driver.virtio.tx_queue_size & (net->driver.virtio.tx_queue_size - 1)) {
c1c534
+            virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
c1c534
+                           _("tx_queue_size has to be a power of two"));
c1c534
+            return -1;
c1c534
+        }
c1c534
+    }
c1c534
+
c1c534
+    if (net->mtu &&
c1c534
+        !qemuDomainNetSupportsMTU(net->type)) {
c1c534
+        virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
c1c534
+                       _("setting MTU on interface type %s is not supported yet"),
c1c534
+                       virDomainNetTypeToString(net->type));
c1c534
+        return -1;
c1c534
+    }
c1c534
+
c1c534
+    if (net->coalesce && !qemuDomainNetSupportsCoalesce(net->type)) {
c1c534
+        virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
c1c534
+                       _("coalesce settings on interface type %s are not supported"),
c1c534
+                       virDomainNetTypeToString(net->type));
c1c534
+        return -1;
c1c534
+    }
c1c534
+
c1c534
+    return 0;
c1c534
+}
c1c534
+
c1c534
+
c1c534
 static int
c1c534
 qemuDomainDeviceDefValidate(const virDomainDeviceDef *dev,
c1c534
                             const virDomainDef *def,
c1c534
                             void *opaque ATTRIBUTE_UNUSED)
c1c534
 {
c1c534
     int ret = -1;
c1c534
-    size_t i;
c1c534
 
c1c534
     if (dev->type == VIR_DOMAIN_DEVICE_NET) {
c1c534
-        const virDomainNetDef *net = dev->data.net;
c1c534
-        bool hasIPv4 = false, hasIPv6 = false;
c1c534
-
c1c534
-        if (net->type == VIR_DOMAIN_NET_TYPE_USER) {
c1c534
-            if (net->guestIP.nroutes) {
c1c534
-                virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
c1c534
-                               _("Invalid attempt to set network interface "
c1c534
-                                 "guest-side IP route, not supported by QEMU"));
c1c534
-                goto cleanup;
c1c534
-            }
c1c534
-
c1c534
-            for (i = 0; i < net->guestIP.nips; i++) {
c1c534
-                const virNetDevIPAddr *ip = net->guestIP.ips[i];
c1c534
-
c1c534
-                if (VIR_SOCKET_ADDR_VALID(&net->guestIP.ips[i]->peer)) {
c1c534
-                    virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
c1c534
-                                   _("Invalid attempt to set peer IP for guest"));
c1c534
-                    goto cleanup;
c1c534
-                }
c1c534
-
c1c534
-                if (VIR_SOCKET_ADDR_IS_FAMILY(&ip->address, AF_INET)) {
c1c534
-                    if (hasIPv4) {
c1c534
-                        virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
c1c534
-                                       _("Only one IPv4 address per "
c1c534
-                                         "interface is allowed"));
c1c534
-                        goto cleanup;
c1c534
-                    }
c1c534
-                    hasIPv4 = true;
c1c534
-
c1c534
-                    if (ip->prefix > 27) {
c1c534
-                        virReportError(VIR_ERR_XML_ERROR, "%s",
c1c534
-                                       _("prefix too long"));
c1c534
-                        goto cleanup;
c1c534
-                    }
c1c534
-                }
c1c534
-
c1c534
-                if (VIR_SOCKET_ADDR_IS_FAMILY(&ip->address, AF_INET6)) {
c1c534
-                    if (hasIPv6) {
c1c534
-                        virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
c1c534
-                                       _("Only one IPv6 address per "
c1c534
-                                         "interface is allowed"));
c1c534
-                        goto cleanup;
c1c534
-                    }
c1c534
-                    hasIPv6 = true;
c1c534
-
c1c534
-                    if (ip->prefix > 120) {
c1c534
-                        virReportError(VIR_ERR_XML_ERROR, "%s",
c1c534
-                                       _("prefix too long"));
c1c534
-                        goto cleanup;
c1c534
-                    }
c1c534
-                }
c1c534
-            }
c1c534
-        } else if (net->guestIP.nroutes || net->guestIP.nips) {
c1c534
-            virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
c1c534
-                           _("Invalid attempt to set network interface "
c1c534
-                             "guest-side IP route and/or address info, "
c1c534
-                             "not supported by QEMU"));
c1c534
+        if (qemuDomainDeviceDefValidateNetwork(dev->data.net) < 0)
c1c534
             goto cleanup;
c1c534
-        }
c1c534
-
c1c534
-        if (STREQ_NULLABLE(net->model, "virtio")) {
c1c534
-            if (net->driver.virtio.rx_queue_size & (net->driver.virtio.rx_queue_size - 1)) {
c1c534
-                virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
c1c534
-                               _("rx_queue_size has to be a power of two"));
c1c534
-                goto cleanup;
c1c534
-            }
c1c534
-            if (net->driver.virtio.tx_queue_size & (net->driver.virtio.tx_queue_size - 1)) {
c1c534
-                virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
c1c534
-                               _("tx_queue_size has to be a power of two"));
c1c534
-                goto cleanup;
c1c534
-            }
c1c534
-        }
c1c534
-
c1c534
-        if (net->mtu &&
c1c534
-            !qemuDomainNetSupportsMTU(net->type)) {
c1c534
-            virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
c1c534
-                           _("setting MTU on interface type %s is not supported yet"),
c1c534
-                           virDomainNetTypeToString(net->type));
c1c534
-            goto cleanup;
c1c534
-        }
c1c534
-
c1c534
-        if (net->coalesce && !qemuDomainNetSupportsCoalesce(net->type)) {
c1c534
-            virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
c1c534
-                           _("coalesce settings on interface type %s are not supported"),
c1c534
-                           virDomainNetTypeToString(net->type));
c1c534
-            goto cleanup;
c1c534
-        }
c1c534
     } else if (dev->type == VIR_DOMAIN_DEVICE_CHR) {
c1c534
         if (qemuDomainChrDefValidate(dev->data.chr, def) < 0)
c1c534
             goto cleanup;
c1c534
-- 
c1c534
2.15.0
c1c534