Add platforms to milestones.json

Adds platform information to milestones.json so that individual
platforms can be enabled/disabled on milestones.

Bug: chromium:1432491
Change-Id: I1269e93a72c476a17a371a87bf8008be217b85df
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/132520
Commit-Queue: Brian Sheedy <bsheedy@google.com>
Reviewed-by: Garrett Beaty <gbeaty@google.com>
Kokoro: Austin Eng <enga@chromium.org>
Reviewed-by: Austin Eng <enga@chromium.org>

infra/config/global/generated/commit-queue.cfg

@@ -107,9 +107,6 @@ config_groups {
       dry_run_access_list: "project-dawn-tryjob-access"
     }
     tryjob {
-      builders {
-        name: "chromium-m112/try/dawn-linux-x64-deps-rel"
-      }
       builders {
         name: "chromium-m112/try/dawn-mac-x64-deps-rel"
       }

infra/config/global/main.star

@@ -350,6 +350,7 @@ def dawn_standalone_builder(name, clang, debug, cpu, fuzzer = False):
             cq_group = "Dawn-CQ",
             builder = "dawn:try/" + name,
         )
+
         # These builders run fine unbranched on branch CLs, so add them to the
         # branch groups as well.
         for milestone in ACTIVE_MILESTONES.keys():
@@ -358,8 +359,10 @@ def dawn_standalone_builder(name, clang, debug, cpu, fuzzer = False):
                 builder = "dawn:try/" + name,
             )
 
-def _add_branch_verifiers(builder_name, includable_only = False):
+def _add_branch_verifiers(builder_name, os, includable_only = False):
-  for milestone, details in ACTIVE_MILESTONES.items():
+    for milestone, details in ACTIVE_MILESTONES.items():
+        if os not in details.platforms:
+            continue
         luci.cq_tryjob_verifier(
             cq_group = "Dawn-CQ-" + milestone,
             builder = "{}:try/{}".format(details.chromium_project, builder_name),
@@ -385,7 +388,7 @@ def chromium_dawn_tryjob(os):
         cq_group = "Dawn-CQ",
         builder = "chromium:try/" + os + "-dawn-rel",
     )
-    _add_branch_verifiers(_os_to_branch_builder[os])
+    _add_branch_verifiers(_os_to_branch_builder[os], os)
 
 luci.gitiles_poller(
     name = "primary-poller",
@@ -444,7 +447,7 @@ luci.cq_tryjob_verifier(
     builder = "chromium:try/dawn-try-win10-x86-rel",
     includable_only = True,
 )
-_add_branch_verifiers("dawn-win10-x86-deps-rel", includable_only = True)
+_add_branch_verifiers("dawn-win10-x86-deps-rel", "win", includable_only = True)
 
 # Views
 

infra/config/global/milestones.json

@@ -2,16 +2,30 @@
     "112": {
         "name": "m112",
         "chromium_project": "chromium-m112",
-        "ref": "refs/heads/chromium/5615"
+        "ref": "refs/heads/chromium/5615",
+        "platforms": [
+            "mac",
+            "win"
+        ]
     },
     "113": {
         "name": "m113",
         "chromium_project": "chromium-m113",
-        "ref": "refs/heads/chromium/5672"
+        "ref": "refs/heads/chromium/5672",
+        "platforms": [
+            "linux",
+            "mac",
+            "win"
+        ]
     },
     "114": {
         "name": "m114",
         "chromium_project": "chromium-m114",
-        "ref": "refs/heads/chromium/5735"
+        "ref": "refs/heads/chromium/5735",
+        "platforms": [
+            "linux",
+            "mac",
+            "win"
+        ]
     }
 }

infra/config/global/project.star

@@ -4,22 +4,27 @@
 # found in the LICENSE file.
 #
 
-def _milestone_details(*, chromium_project, ref):
+def _milestone_details(*, chromium_project, ref, platforms):
-  """Define the details for an active milestone.
+    """Define the details for an active milestone.
 
-  Args:
+    Args:
-    * chromium_project - The name of the LUCI project that is configured for the
+      * chromium_project - The name of the LUCI project that is configured for the
-      milestone.
+        milestone.
-    * ref - The ref in the Dawn git repository that contains the code for the
+      * ref - The ref in the Dawn git repository that contains the code for the
-      milestone.
+        milestone.
-  """
+      * platforms - A list of platform strings that the milestone is active for.
-  return struct(
+    """
-      chromium_project = chromium_project,
+    return struct(
-      ref = ref,
+        chromium_project = chromium_project,
-  )
+        ref = ref,
+        platforms = platforms,
+    )
 
 ACTIVE_MILESTONES = {
     m["name"]: _milestone_details(
-        chromium_project = m["chromium_project"], ref = m["ref"])
+        chromium_project = m["chromium_project"],
-        for m in json.decode(io.read_file("./milestones.json")).values()
+        ref = m["ref"],
+        platforms = m["platforms"],
+    )
+    for m in json.decode(io.read_file("./milestones.json")).values()
 }