build: add dry run mode

mkuf · Feb 26, 2024 · 189d954 · 189d954
1 parent 210c6b9
commit 189d954
Showing 1 changed file with 24 additions and 20 deletions.
diff --git a/scripts/build/build.py b/scripts/build/build.py
@@ -26,7 +26,8 @@
 parser.add_argument("-b","--backfill",default=3,help="Number of latest upstream git tags to build images for [default: 3]")
 parser.add_argument("-r","--registry",help="Where to push images to, /<app> will be appended")
 parser.add_argument("-p", "--platform",action="append",default=["linux/amd64"],help="Platform to build for. Repeat to build a multi-platform image [default: linux/amd64]")
-parser.add_argument("--push",action='store_true',default=False,help="Push image to registry [default: False]")
+parser.add_argument("--push",action="store_true",default=False,help="Push image to registry [default: False]")
+parser.add_argument("--dry-run",action="store_true",default=False,help="Do not actually build images [default: False]")
 args = parser.parse_args()
 
 #---
@@ -115,24 +116,27 @@
       docker.buildx.imagetools.inspect(tags[0])
       logger.info("Image " + tags[0] + " exists, nothing to to.")
     except:
-      # Build if image does not exist
-      logger.info("Building " + tags[0])
-      stream = (
-        docker.buildx.build(
-          # Build specific
-          context_path = context,
-          build_args = {"VERSION": version},
-          platforms = args.platform,
-          target = target,
-          push = args.push,
-          tags = tags,
-          labels = {
-            **build["labels"],
-            "org.prind.image.version": version
-          },
-          stream_logs = True
+      if args.dry_run:
+        logger.debug("[dry-run] Would build " + tags[0])
+      else:
+        # Build if image does not exist
+        logger.info("Building " + tags[0])
+        stream = (
+          docker.buildx.build(
+            # Build specific
+            context_path = context,
+            build_args = {"VERSION": version},
+            platforms = args.platform,
+            target = target,
+            push = args.push,
+            tags = tags,
+            labels = {
+              **build["labels"],
+              "org.prind.image.version": version
+            },
+            stream_logs = True
+          )
         )
-      )
 
-      for line in stream:
-        logger.info("BUILD: " + line.strip())
+        for line in stream:
+          logger.info("BUILD: " + line.strip())