Add retries on multi-platform image builds

buildrunner/docker/multiplatform_image_builder.py

@@ -13,6 +13,7 @@
 
 import python_on_whales
 from python_on_whales import docker
+from retry import retry
 
 from buildrunner.docker import get_dockerfile
 
@@ -212,6 +213,7 @@ def _stop_local_registry(self):
             LOGGER.warning("Local registry is not running when attempting to stop it")
 
     # pylint: disable=too-many-arguments
+    @retry(python_on_whales.exceptions.DockerException, tries=5, delay=1)
     def _build_single_image(self,
                             name: str,
                             platform: str,

requirements.in

@@ -13,3 +13,4 @@ timeout-decorator>=0.5.0
 python-on-whales>=0.61.0
 # python-on-whales requires pydantic 1.10.11 08/2023
 pydantic>=1.10.11
+retry2>=0.9.5

requirements.txt

@@ -26,6 +26,7 @@ decorator==5.1.1
     # via
     #   -r requirements.in
     #   fabric
+    #   retry2
 docker==6.1.3
     # via -r requirements.in
 docutils==0.20.1
@@ -97,6 +98,8 @@ requests==2.31.0
     #   twine
 requests-toolbelt==1.0.0
     # via twine
+retry2==0.9.5
+    # via -r requirements.in
 rfc3986==2.0.0
     # via twine
 rich==13.4.1