Move the install base type check to kolla-build

The install type is converted in kolla-build, so it will never
fail in dockerfile, move the check to kolla-build just above
the install type converting.

TrivialFix

Co-Authored-By: Jeffrey Zhang <jeffrey.zhang@99cloud.net>
Change-Id: I1500d3b47e909f94ea9f68c5245297733f63a70b

docker/base/Dockerfile.j2

@@ -3,28 +3,6 @@ MAINTAINER {{ maintainer }}
 
 LABEL kolla_version="{{ kolla_version }}"
 
-{# Early failure for bases and types #}
-{% if base_distro in ['fedora', 'centos', 'oraclelinux', 'rhel'] %}
-    {% if install_type not in ['source', 'binary', 'rdo', 'rhel'] %}
-
-RUN echo 'ERROR: {{ install_type }} is unavailable for {{ base_distro }}' \
-    && /bin/false
-
-    {% endif %}
-{% elif base_distro in ['ubuntu', 'debian'] %}
-    {% if install_type not in ['source','binary'] %}
-
-RUN echo 'ERROR: {{ install_type }} is unavailable for {{ base_distro }}' \
-    && /bin/false
-
-    {% endif %}
-{% else %}
-
-RUN echo 'ERROR: The specified distro has no Kolla images to build: "{{ base_distro }}"' \
-    && /bin/false
-
-{% endif %}
-
 
 {{ include_header }}
 

kolla/cmd/build.py

@@ -64,6 +64,10 @@ class KollaUnknownBuildTypeException(Exception):
     pass
 
 
+class KollaMismatchBaseTypeException(Exception):
+    pass
+
+
 class KollaRpmSetupUnknownConfig(Exception):
     pass
 
@@ -322,6 +326,17 @@ class KollaWorker(object):
         rpm_setup_config = filter(None, conf.rpm_setup_config)
         self.rpm_setup = self.build_rpm_setup(rpm_setup_config)
 
+        rh_base = ['fedora', 'centos', 'oraclelinux', 'rhel']
+        rh_type = ['source', 'binary', 'rdo', 'rhos']
+        deb_base = ['ubuntu', 'debian']
+        deb_type = ['source', 'binary']
+
+        if not ((self.base in rh_base and self.install_type in rh_type) or
+                (self.base in deb_base and self.install_type in deb_type)):
+            raise KollaMismatchBaseTypeException(
+                '{} is unavailable for {}'.format(self.install_type, self.base)
+            )
+
         if self.install_type == 'binary':
             self.install_metatype = 'rdo'
         elif self.install_type == 'source':

kolla/tests/test_build.py

@@ -11,6 +11,7 @@
 # limitations under the License.
 
 import fixtures
+import itertools
 import mock
 import os
 
@@ -102,3 +103,28 @@ class WorkerThreadTest(base.TestCase):
             path=FAKE_IMAGE['path'], tag=FAKE_IMAGE['fullname'],
             nocache=False, rm=True, pull=True, forcerm=True,
             buildargs=build_args)
+
+
+class KollaWorkerTest(base.TestCase):
+
+    def test_supported_base_type(self):
+        rh_base = ['fedora', 'centos', 'oraclelinux', 'rhel']
+        rh_type = ['source', 'binary', 'rdo', 'rhos']
+        deb_base = ['ubuntu', 'debian']
+        deb_type = ['source', 'binary']
+
+        for base_distro, install_type in itertools.chain(
+                itertools.product(rh_base, rh_type),
+                itertools.product(deb_base, deb_type)):
+            self.conf.set_override('base', base_distro)
+            self.conf.set_override('install_type', install_type)
+            # should no exception raised
+            build.KollaWorker(self.conf)
+
+    def test_unsupported_base_type(self):
+        for base_distro, install_type in itertools.product(
+                ['ubuntu', 'debian'], ['rdo', 'rhos']):
+            self.conf.set_override('base', base_distro)
+            self.conf.set_override('install_type', install_type)
+            self.assertRaises(build.KollaMismatchBaseTypeException,
+                              build.KollaWorker, self.conf)