Image - Check multiplatform build support against docker version (#55)

.github/workflows/CI.yaml

@@ -13,10 +13,10 @@ jobs:
     name: Lint
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Set up Python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v4
         with:
           python-version: 3.7
 
@@ -29,10 +29,10 @@ jobs:
   unit_test:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Set up Python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v4
         with:
           python-version: 3.7
 
@@ -45,10 +45,10 @@ jobs:
   integration_test:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Set up Python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v4
         with:
           python-version: 3.7
 

manof/image.py

@@ -4,6 +4,7 @@
 import pipes
 import inspect
 import re
+import semver
 
 from twisted.internet import defer
 
@@ -861,6 +862,17 @@ def _disconnect_container_from_network(self, container_name, network):
     @defer.inlineCallbacks
     def _daemon_supports_multiplatform_build(self):
 
+        # multiplatform build is not experimental from 20.10.21
+        out, _, _ = yield self._run_command(
+            'docker version --format \'{{.Client.Version}}\''
+        )
+        try:
+            if out and semver.Version.parse(out) >= semver.Version.parse('20.10.21'):
+                defer.returnValue(True)
+
+        except ValueError:
+            pass
+
         # There are 2 lines with the key Experimental - one for the server and one for the client.
         # They both need to be true for the multiplatform build to be supported
         out, _, _ = yield self._run_command('docker version | grep Experimental')

requirements/common.txt

@@ -6,3 +6,4 @@ colorama==0.4.5
 pygments==2.13.0
 ruamel.yaml==0.17.21
 setuptools==67.3.3
+semver==3.0.0