lib: Prohibit parallel connections with tunneled migration

As discussed on the developer list, parallel migration connections
are not compatible with tunneled migration

https://www.redhat.com/archives/libvir-list/2020-January/msg00463.html

Prohibit the concurrent use of parallel and tunneled migration options.

Signed-off-by: Jim Fehlig <jfehlig@suse.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>

diff --git a/src/libvirt-domain.c b/src/libvirt-domain.c
index ceda85c2432215dbe3f555a9ad856d31eb9e613d..13654513739a80da99693fb318e88fc11a370eab 100644 (file)
--- a/src/libvirt-domain.c
+++ b/src/libvirt-domain.c
@@ -3546,6 +3546,10 @@ virDomainMigrate(virDomainPtr domain,
                              VIR_MIGRATE_NON_SHARED_INC,
                              error);
 
+    VIR_EXCLUSIVE_FLAGS_GOTO(VIR_MIGRATE_TUNNELLED,
+                             VIR_MIGRATE_PARALLEL,
+                             error);
+
     if (flags & VIR_MIGRATE_OFFLINE) {
         if (!VIR_DRV_SUPPORTS_FEATURE(domain->conn->driver, domain->conn,
                                       VIR_DRV_FEATURE_MIGRATION_OFFLINE)) {
@@ -3701,6 +3705,10 @@ virDomainMigrate2(virDomainPtr domain,
                              VIR_MIGRATE_NON_SHARED_INC,
                              error);
 
+    VIR_EXCLUSIVE_FLAGS_GOTO(VIR_MIGRATE_TUNNELLED,
+                             VIR_MIGRATE_PARALLEL,
+                             error);
+
     if (flags & VIR_MIGRATE_OFFLINE) {
         if (!VIR_DRV_SUPPORTS_FEATURE(domain->conn->driver, domain->conn,
                                       VIR_DRV_FEATURE_MIGRATION_OFFLINE)) {
@@ -4087,6 +4095,10 @@ virDomainMigrateToURI(virDomainPtr domain,
     virCheckReadOnlyGoto(domain->conn->flags, error);
     virCheckNonNullArgGoto(duri, error);
 
+    VIR_EXCLUSIVE_FLAGS_GOTO(VIR_MIGRATE_TUNNELLED,
+                             VIR_MIGRATE_PARALLEL,
+                             error);
+
     if (virDomainMigrateUnmanagedCheckCompat(domain, flags) < 0)
         goto error;
 
@@ -4159,6 +4171,10 @@ virDomainMigrateToURI2(virDomainPtr domain,
     virCheckDomainReturn(domain, -1);
     virCheckReadOnlyGoto(domain->conn->flags, error);
 
+    VIR_EXCLUSIVE_FLAGS_GOTO(VIR_MIGRATE_TUNNELLED,
+                             VIR_MIGRATE_PARALLEL,
+                             error);
+
     if (virDomainMigrateUnmanagedCheckCompat(domain, flags) < 0)
         goto error;
 
@@ -4232,6 +4248,10 @@ virDomainMigrateToURI3(virDomainPtr domain,
     virCheckDomainReturn(domain, -1);
     virCheckReadOnlyGoto(domain->conn->flags, error);
 
+    VIR_EXCLUSIVE_FLAGS_GOTO(VIR_MIGRATE_TUNNELLED,
+                             VIR_MIGRATE_PARALLEL,
+                             error);
+
     if (virDomainMigrateUnmanagedCheckCompat(domain, flags) < 0)
         goto error;