Move iOS ci to MacOS (#86)

Author: zeroZshadow

.buildkite/hooks/post-checkout

@@ -7,6 +7,6 @@ if [[ -z "${BUILDKITE-}" ]]; then
   ci/bootstrap.sh
   exit 0
 fi
-if [[ "${BUILDKITE_AGENT_META_DATA_QUEUE}" != "trigger-pipelines" ]]; then
+if [[ "${BUILDKITE_AGENT_META_DATA_QUEUE}" != "trigger-pipelines" ]] && [[ "${BUILDKITE_AGENT_META_DATA_OS}" != "linux" ]]; then
   ci/bootstrap.sh
 fi

.buildkite/hooks/pre-command

@@ -2,6 +2,6 @@
 set -euo pipefail
 [[ -n "${DEBUG:-}" ]] && set -x
 
-if [[ "${BUILDKITE_AGENT_META_DATA_CAPABLE_OF_BUILDING}" == "gdk-for-unity" ]]; then
+if [[ "${BUILDKITE_AGENT_META_DATA_CAPABLE_OF_BUILDING}" == "gdk-for-unity" ]] && [[ "${BUILDKITE_AGENT_META_DATA_OS}" != "linux" ]]; then
   spatial auth login --log_level debug
 fi

.buildkite/premerge.steps.yaml

@@ -31,11 +31,25 @@ common: &common
       - exit_status: 128
         limit: 3
 
+macos: &macos
+  agents:
+    - "capable_of_building=gdk-for-unity"
+    - "environment=production"
+    - "permission_set=builder"
+    - "platform=macos"
+    - "queue=${DARWIN_BUILDER_QUEUE:-v4-1582049359-33db24b626f71fa8}"
+  timeout_in_minutes: 60 # TODO(ENG-548): reduce timeout once agent-cold-start is optimised.
+  retry:
+    automatic:
+        # This is designed to trap and retry failures because agent lost connection. Agent exits with -1 in this case.
+      - exit_status: -1
+        limit: 3
+
 # NOTE: step labels turn into commit-status names like {org}/{repo}/{pipeline}/{step-label}, lower-case and hyphenated.
 # These are then relied on to have stable names by other things, so once named, please beware renaming has consequences.
 
 steps:
-  - label: "build :android:"
+  - label: ":windows: ~ build :android:"
     command: bash -c .shared-ci/scripts/build-worker.sh
     <<: *common
     artifact_paths:
@@ -46,18 +60,19 @@ steps:
       BUILD_TARGET_FILTER: "android"
       SCRIPTING_BACKEND: "mono"
 
-  - label: "build :ios:"
+  - label: ":darwin: ~ build :ios:"
     command: bash -c .shared-ci/scripts/build-worker.sh
-    <<: *common
+    <<: *macos
     artifact_paths:
       - logs/**/*
     env:
       WORKER_TYPE: "MobileClient"
       BUILD_ENVIRONMENT: "local"
       BUILD_TARGET_FILTER: "ios"
       SCRIPTING_BACKEND: "il2cpp"
+      TARGET_IOS_SDK: "simulator"
 
-  - label: "build UnityClient mono"
+  - label: ":windows: ~ build UnityClient mono"
     command: bash -c .shared-ci/scripts/build-worker.sh
     <<: *common
     artifact_paths:
@@ -67,7 +82,7 @@ steps:
       BUILD_ENVIRONMENT: "cloud"
       SCRIPTING_BACKEND: "mono"
 
-  - label: "build UnityClient il2cpp"
+  - label: ":windows: ~ build UnityClient il2cpp"
     command: bash -c .shared-ci/scripts/build-worker.sh
     <<: *common
     artifact_paths:
@@ -77,7 +92,7 @@ steps:
       BUILD_ENVIRONMENT: "local"
       SCRIPTING_BACKEND: "il2cpp"
 
-  - label: "build UnityGameLogic mono"
+  - label: ":windows: ~ build UnityGameLogic mono"
     command: bash -c .shared-ci/scripts/build-worker.sh
     <<: *common
     artifact_paths:

ci/bootstrap.sh

@@ -45,7 +45,9 @@ popd
 # Clone the GDK for Unity repository
 
 CLONE_URI="[email protected]:spatialos/gdk-for-unity.git"
-TARGET_DIRECTORY="$(realpath $(pwd)/../gdk-for-unity)"
+pushd ../
+    TARGET_DIRECTORY="$(pwd)/gdk-for-unity"
+popd 
 PINNED_BRANCH=$(cat ./gdk.pinned | cut -d' ' -f 1)
 PINNED_VERSION=$(cat ./gdk.pinned | cut -d' ' -f 2)
 SKIP_GDK=false
@@ -95,6 +97,10 @@ if [[ -n ${BUILDKITE:-} ]]; then
     EXTRA_ARGS="--copy"
 fi
 
+if [[ "${BUILDKITE_AGENT_META_DATA_OS}" == "darwin" ]]; then
+    PATH="${PATH}:/usr/local/share/dotnet"
+fi
+
 dotnet run -p ./.shared-ci/tools/PackageSymLinker/PackageSymLinker.csproj -- \
     --packages-source-dir "${TARGET_DIRECTORY}/workers/unity/Packages" \
     --package-target-dir "$(pwd)/workers/unity/Packages" "${EXTRA_ARGS}"

ci/shared-ci.pinned

@@ -1 +1 @@
-master 16af8b4696032d897ba4d8075eaa61355f06f488
+master a6c1fcd9562bf40160214acddc7e1a732a66faf4