[reclient] Add Win Builder (reclient shadow)

Currently reclient release is blocked on a dependency scanner issue. Issue was discovered on Win Builder and not reproducible elsewhere. Create a shadow builder running on reclient_experimental to investigate the root cause of the failure.

Bug: 352206623
Change-Id: Id1c2cc73bec4d78846f114e5e2c73919cea7e329
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5742418
Reviewed-by: Ben Pastene <bpastene@chromium.org>
Commit-Queue: Andus Yu <andusyu@google.com>
Reviewed-by: Ben Segall <bentekkie@google.com>
Cr-Commit-Position: refs/heads/main@{#1334379}

infra/config/generated/builder-owners/git-build-tools@google.com.txt

@@ -0,0 +1 @@
+reclient/Win Builder (reclient shadow)

infra/config/generated/builders/gn_args_locations.json

@@ -442,6 +442,7 @@
     "Simple Chrome Builder reclient staging untrusted": "reclient/Simple Chrome Builder reclient staging untrusted/gn-args.json",
     "Simple Chrome Builder reclient test": "reclient/Simple Chrome Builder reclient test/gn-args.json",
     "Simple Chrome Builder reclient test untrusted": "reclient/Simple Chrome Builder reclient test untrusted/gn-args.json",
+    "Win Builder (reclient shadow)": "reclient/Win Builder (reclient shadow)/gn-args.json",
     "Win x64 Builder reclient staging": "reclient/Win x64 Builder reclient staging/gn-args.json",
     "Win x64 Builder reclient staging untrusted": "reclient/Win x64 Builder reclient staging untrusted/gn-args.json",
     "Win x64 Builder reclient test": "reclient/Win x64 Builder reclient test/gn-args.json",

infra/config/generated/builders/reclient/Win Builder (reclient shadow)/gn-args.json

@@ -0,0 +1,14 @@
+{
+  "gn_args": {
+    "dcheck_always_on": false,
+    "ffmpeg_branding": "Chrome",
+    "is_component_build": false,
+    "is_debug": false,
+    "proprietary_codecs": true,
+    "symbol_level": 0,
+    "target_cpu": "x86",
+    "target_os": "win",
+    "use_remoteexec": true,
+    "use_siso": true
+  }
+}

infra/config/generated/builders/reclient/Win Builder (reclient shadow)/properties.json

@@ -0,0 +1,71 @@
+{
+  "$build/chromium_tests_builder_config": {
+    "builder_config": {
+      "additional_exclusions": [
+        "infra/config/generated/builders/reclient/Win Builder (reclient shadow)/gn-args.json"
+      ],
+      "builder_db": {
+        "entries": [
+          {
+            "builder_id": {
+              "bucket": "reclient",
+              "builder": "Win Builder (reclient shadow)",
+              "project": "chromium"
+            },
+            "builder_spec": {
+              "build_gs_bucket": "chromium-win-archive",
+              "builder_group": "chromium.reclient.fyi",
+              "execution_mode": "COMPILE_AND_TEST",
+              "legacy_chromium_config": {
+                "apply_configs": [
+                  "mb"
+                ],
+                "build_config": "Release",
+                "config": "chromium",
+                "target_bits": 32,
+                "target_platform": "win"
+              },
+              "legacy_gclient_config": {
+                "apply_configs": [
+                  "reclient_experimental"
+                ],
+                "config": "chromium"
+              }
+            }
+          }
+        ]
+      },
+      "builder_ids": [
+        {
+          "bucket": "reclient",
+          "builder": "Win Builder (reclient shadow)",
+          "project": "chromium"
+        }
+      ]
+    }
+  },
+  "$build/reclient": {
+    "instance": "rbe-chromium-trusted",
+    "metrics_project": "chromium-reclient-metrics",
+    "scandeps_server": true
+  },
+  "$build/siso": {
+    "configs": [
+      "builder"
+    ],
+    "enable_cloud_profiler": true,
+    "enable_cloud_trace": true,
+    "experiments": [],
+    "project": "rbe-chromium-trusted",
+    "remote_jobs": 250
+  },
+  "$recipe_engine/resultdb/test_presentation": {
+    "column_keys": [],
+    "grouping_keys": [
+      "status",
+      "v.test_suite"
+    ]
+  },
+  "builder_group": "chromium.reclient.fyi",
+  "recipe": "chromium"
+}

infra/config/generated/luci/cr-buildbucket.cfg

@@ -64561,6 +64561,97 @@ buckets {
         dimensions: "pool:luci.chromium.try"
       }
     }
+    builders {
+      name: "Win Builder (reclient shadow)"
+      swarming_host: "chromium-swarm.appspot.com"
+      dimensions: "builder:Win Builder (reclient shadow)"
+      dimensions: "cores:32"
+      dimensions: "cpu:x86-64"
+      dimensions: "os:Windows"
+      dimensions: "pool:luci.chromium.ci"
+      exe {
+        cipd_package: "infra/chromium/bootstrapper/${platform}"
+        cipd_version: "latest"
+        cmd: "bootstrapper"
+      }
+      properties:
+        '{'
+        '  "$bootstrap/exe": {'
+        '    "exe": {'
+        '      "cipd_package": "infra/recipe_bundles/chromium.googlesource.com/chromium/tools/build",'
+        '      "cipd_version": "refs/heads/main",'
+        '      "cmd": ['
+        '        "luciexe"'
+        '      ]'
+        '    }'
+        '  },'
+        '  "$bootstrap/properties": {'
+        '    "properties_file": "infra/config/generated/builders/reclient/Win Builder (reclient shadow)/properties.json",'
+        '    "top_level_project": {'
+        '      "ref": "refs/heads/main",'
+        '      "repo": {'
+        '        "host": "chromium.googlesource.com",'
+        '        "project": "chromium/src"'
+        '      }'
+        '    }'
+        '  },'
+        '  "builder_group": "chromium.reclient.fyi",'
+        '  "led_builder_is_bootstrapped": true,'
+        '  "recipe": "chromium"'
+        '}'
+      execution_timeout_secs: 10800
+      build_numbers: YES
+      service_account: "chromium-ci-builder@chops-service-accounts.iam.gserviceaccount.com"
+      experiments {
+        key: "chromium_swarming.expose_merge_script_failures"
+        value: 100
+      }
+      experiments {
+        key: "luci.recipes.use_python3"
+        value: 100
+      }
+      resultdb {
+        enable: true
+        bq_exports {
+          project: "chrome-luci-data"
+          dataset: "chromium"
+          table: "ci_test_results"
+          test_results {}
+        }
+        bq_exports {
+          project: "chrome-luci-data"
+          dataset: "chromium"
+          table: "gpu_ci_test_results"
+          test_results {
+            predicate {
+              test_id_regexp: "ninja://(chrome|content)/test:telemetry_gpu_integration_test[^/]*/.+"
+            }
+          }
+        }
+        bq_exports {
+          project: "chrome-luci-data"
+          dataset: "chromium"
+          table: "blink_web_tests_ci_test_results"
+          test_results {
+            predicate {
+              test_id_regexp: "(ninja://[^/]*blink_web_tests/.+)|(ninja://[^/]*_wpt_tests/.+)"
+            }
+          }
+        }
+        history_options {
+          use_invocation_timestamp: true
+        }
+      }
+      description_html: "This builder mirrors Win Builder in order to debug an reclient dependency scanner issue (crbug.com/352206623)."
+      shadow_builder_adjustments {
+        service_account: "chromium-try-builder@chops-service-accounts.iam.gserviceaccount.com"
+        pool: "luci.chromium.try"
+        dimensions: "builder:"
+        dimensions: "builderless:1"
+        dimensions: "pool:luci.chromium.try"
+      }
+      contact_team_email: "git-build-tools@google.com"
+    }
     builders {
       name: "Win x64 Builder reclient staging"
       swarming_host: "chromium-swarm.appspot.com"

infra/config/generated/luci/luci-milo.cfg

@@ -13431,6 +13431,11 @@ consoles {
     category: "rbecq|win"
     short_name: "rcs"
   }
+  builders {
+    name: "buildbucket/luci.chromium.reclient/Win Builder (reclient shadow)"
+    category: "release|builder"
+    short_name: "32"
+  }
   builders {
     name: "buildbucket/luci.chromium.reclient/Win x64 Cross Builder (reclient compare)"
     category: "win"

infra/config/generated/luci/luci-scheduler.cfg

@@ -3032,6 +3032,15 @@ job {
     builder: "Win Builder (dbg)"
   }
 }
+job {
+  id: "Win Builder (reclient shadow)"
+  realm: "reclient"
+  buildbucket {
+    server: "cr-buildbucket.appspot.com"
+    bucket: "reclient"
+    builder: "Win Builder (reclient shadow)"
+  }
+}
 job {
   id: "Win x64 Builder"
   realm: "ci"
@@ -6836,6 +6845,7 @@ trigger {
   triggers: "Simple Chrome Builder reclient staging untrusted"
   triggers: "Simple Chrome Builder reclient test"
   triggers: "Simple Chrome Builder reclient test untrusted"
+  triggers: "Win Builder (reclient shadow)"
   triggers: "Win x64 Builder reclient staging"
   triggers: "Win x64 Builder reclient staging untrusted"
   triggers: "Win x64 Builder reclient test"

infra/config/subprojects/reclient/reclient.star

@@ -840,3 +840,32 @@ The bot specs should be in sync with <a href="https://ci.chromium.org/p/chromium
     siso_project = siso.project.TEST_UNTRUSTED,
     siso_remote_jobs = siso.remote_jobs.HIGH_JOBS_FOR_CQ,
 )
+
+# TODO(crbug.com/352206623) Turn down builder once reclient depscan issue has been resolved.
+ci.builder(
+    name = "Win Builder (reclient shadow)",
+    description_html = "This builder mirrors Win Builder in order to debug an reclient dependency scanner issue (crbug.com/352206623).",
+    builder_spec = builder_config.copy_from(
+        "ci/Win Builder",
+        lambda spec: structs.evolve(
+            spec,
+            gclient_config = structs.extend(
+                spec.gclient_config,
+                apply_configs = ["reclient_experimental"],
+            ),
+        ),
+    ),
+    gn_args = "ci/Win Builder",
+    builderless = False,
+    cores = 32,
+    os = os.WINDOWS_ANY,
+    tree_closing = False,
+    console_view_entry = consoles.console_view_entry(
+        category = "release|builder",
+        short_name = "32",
+    ),
+    contact_team_email = "git-build-tools@google.com",
+    siso_enabled = True,
+    siso_project = siso.project.DEFAULT_TRUSTED,
+    siso_remote_jobs = siso.remote_jobs.DEFAULT,
+)

testing/buildbot/chromium.reclient.fyi.json

@@ -76,6 +76,11 @@
       "chromiumos_preflight"
     ]
   },
+  "Win Builder (reclient shadow)": {
+    "additional_compile_targets": [
+      "all"
+    ]
+  },
   "ios-simulator reclient staging": {
     "additional_compile_targets": [
       "all"

testing/buildbot/waterfalls.pyl

@@ -5471,6 +5471,11 @@
           'chromiumos_preflight',
         ],
       },
+      'Win Builder (reclient shadow)': {
+        'additional_compile_targets': [
+          'all'
+        ],
+      },
       'ios-simulator reclient staging': {
         'additional_compile_targets': [
           'all',