[cpack/jenkins-main] update build url tag generation to use existing env vars from Jenkins

scripts/build/Jenkins/Jenkinsfile

@@ -256,6 +256,12 @@ def CheckoutRepo(boolean disableSubmodules = false) {
     env.CHANGE_ID = readFile file: 'commitid'
     env.CHANGE_ID = env.CHANGE_ID.trim()
     palRm('commitid')
+
+    // CHANGE_DATE is used by the installer to provide some ability to sort tagged builds in addition to BRANCH_NAME and CHANGE_ID
+    palSh("git show -s --format=\"%cs\" ${env.CHANGE_ID} > commitdate", 'Getting commit date')
+    env.CHANGE_DATE = readFile file: 'commitdate'
+    env.CHANGE_DATE = env.CHANGE_DATE.trim()
+    palRm('commitdate')
 }
 
 def PreBuildCommonSteps(Map pipelineConfig, String repositoryName, String projectName, String pipeline, String branchName, String platform, String buildType, String workspace, boolean mount = true, boolean disableSubmodules = false) {

scripts/build/Platform/Windows/build_config.json

@@ -316,12 +316,10 @@
         "OUTPUT_DIRECTORY": "build\\windows_vs2019",
         "CMAKE_OPTIONS": "-G \"Visual Studio 16 2019\" -DCMAKE_SYSTEM_VERSION=10.0 -DLY_UNITY_BUILD=TRUE -DLY_DISABLE_TEST_MODULES=TRUE",
         "EXTRA_CMAKE_OPTIONS": "-DCPACK_WIX_ROOT=\"!WIX! \" -DLY_INSTALLER_DOWNLOAD_URL=https://dkb1uj4hs9ikv.cloudfront.net -DLY_INSTALLER_LICENSE_URL=https://example.com",
-        "BUILD_TYPE": "staging",
-        "BUILD_ID": "spectra-prism",
+        "CPACK_BUCKET": "spectra-prism-staging-us-west-2",
         "CMAKE_LY_PROJECTS": "",
         "CMAKE_TARGET": "ALL_BUILD",
-        "CMAKE_NATIVE_BUILD_ARGS": "/m /nologo",
-        "REGION": "us-west-2"
+        "CMAKE_NATIVE_BUILD_ARGS": "/m /nologo"
     }
   },
   "project_enginesource_profile_vs2019": {

scripts/build/Platform/Windows/build_installer_windows.cmd

@@ -10,7 +10,7 @@ REM remove or modify any license notices. This file is distributed on an "AS IS"
 REM WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 REM
 
-set "LY_INSTALLER_UPLOAD_URL=s3://%BUILD_ID%-%BUILD_TYPE%-%REGION%"
+SET "LY_INSTALLER_UPLOAD_URL=s3://%CPACK_BUCKET%"
 
 CALL "%~dp0build_windows.cmd"
 IF NOT %ERRORLEVEL%==0 GOTO :error

scripts/build/Platform/Windows/installer_windows.cmd

@@ -50,21 +50,23 @@ IF ERRORLEVEL 1 (
     GOTO :popd_error
 )
 
-REM generate the build ID for artifact upload tagging
-PUSHD "%~dp0/../../../.."
-SET "ENGINE_ROOT=%cd%"
-POPD
+REM use the git info to generate an identifier used by the online installer urls
+SET "BUILD_ID_FILE=_CPack\\build_id.txt"
 
-SET "GEN_BUILD_ID_SCRIPT=%ENGINE_ROOT%/scripts/build/tools/generate_build_tag.py"
-SET "BUILD_ID_FILE=_CPack/build_id.txt"
-
-ECHO [ci_build] "%ENGINE_ROOT%/python/python.cmd" -u "%GEN_BUILD_ID_SCRIPT%" "%BUILD_ID_FILE%"
-CALL "%ENGINE_ROOT%/python/python.cmd" -u "%GEN_BUILD_ID_SCRIPT%" "%BUILD_ID_FILE%"
-IF ERRORLEVEL 1 (
-    ECHO [ci_build] Failed to generate build ID
-    GOTO :popd_error
+SET BRANCH_ID=""
+REM limit branch separators to 6
+FOR /F "tokens=1-6 delims=/" %%a in ("!BRANCH_NAME!") DO (
+    SET BRANCH_ID=%%a
+    if NOT "%%b"=="" SET BRANCH_ID=!BRANCH_ID!-%%b
+    if NOT "%%c"=="" SET BRANCH_ID=!BRANCH_ID!-%%c
+    if NOT "%%d"=="" SET BRANCH_ID=!BRANCH_ID!-%%d
+    if NOT "%%e"=="" SET BRANCH_ID=!BRANCH_ID!-%%e
+    if NOT "%%f"=="" SET BRANCH_ID=!BRANCH_ID!-%%f
 )
 
+REM write out the build ID to disk so cpack can consume it
+ECHO %BRANCH_ID%/%CHANGE_DATE%-%CHANGE_ID:~0,7% > "%BUILD_ID_FILE%"
+
 ECHO [ci_build] "!CPACK_PATH!" -C %CONFIGURATION%
 "!CPACK_PATH!"  -C %CONFIGURATION%
 IF NOT %ERRORLEVEL%==0 (