Fix missing nova client + other packages.

Change-Id: Id3c7ee623baad00d021b712ea5033ebeecdf65cd

anvil/packaging/yum.py

@@ -476,11 +476,20 @@ class YumDependencyHandler(base.DependencyHandler):
         cmdline = ["yum", "clean", "all"]
         sh.execute(cmdline)
 
-        rpm_names = []
+        scan_packages = []
         for inst in self.instances:
-            for p in inst.package_names():
-                if p not in self.nopackages:
-                    rpm_names.append(p)
+            scan_packages.extend(inst.package_names())
+            if not inst.get_bool_option('prebuilt'):
+                (rpm_name, _t) = self._get_template_and_rpm_name(inst)
+                scan_packages.append(rpm_name)
+
+        rpm_names = []
+        for p in scan_packages:
+            if not p:
+                continue
+            if p in self.nopackages:
+                continue
+            rpm_names.append(p)
 
         if rpm_names:
             cmdline = ["yum", "install", "-y"] + sorted(set(rpm_names))
@@ -496,8 +505,9 @@ class YumDependencyHandler(base.DependencyHandler):
         scan_packages = []
         for inst in self.instances:
             scan_packages.extend(inst.package_names())
-            (rpm_name, _template_name) = self._get_template_and_rpm_name(inst)
-            scan_packages.append(rpm_name)
+            if not inst.get_bool_option('prebuilt'):
+                (rpm_name, _t) = self._get_template_and_rpm_name(inst)
+                scan_packages.append(rpm_name)
 
         rpm_names = []
         for p in scan_packages:

conf/distros/rhel.yaml

@@ -84,6 +84,7 @@ components:
             coverage: anvil.components.base_testing:PythonTestingComponent
             uninstall: anvil.components.base_install:PkgUninstallComponent
     db:
+        prebuilt: True
         action_classes:
             install: anvil.distros.rhel:DBInstaller
             running: anvil.components.db:DBRuntime
@@ -94,6 +95,7 @@ components:
         -   name: mysql
         -   name: mysql-server
     general:
+        prebuilt: True
         action_classes:
             install: anvil.components.pkglist:Installer
             running: anvil.components.base_runtime:EmptyRuntime
@@ -298,6 +300,7 @@ components:
             coverage: anvil.components.base_testing:PythonTestingComponent
             uninstall: anvil.components.base_install:PkgUninstallComponent
     rabbit-mq:
+        prebuilt: True
         action_classes:
             install: anvil.components.rabbit:RabbitInstaller
             running: anvil.distros.rhel:RabbitRuntime