CLD-5704 Migrate daily master/cloud tests (#27393)

* [skip ci] Support Cloud/daily tests and Zephyr integration

* [skip ci] Fix workflow file

* [skip ci] Fix typo in workflow input name

* Fix cloud variable passing

* [skip ci] Fix typo

* Utilize master branch image for daily tests

* Apply Saturn's suggestion, fixes and improvements

e2e-tests/.ci/report.publish.sh

@@ -8,15 +8,26 @@ set -e -u -o pipefail
 cd "$(dirname "$0")"
 . .e2erc
 
-# Default required variables, assert that they are set, and document optional variables
+# Default or assert variables required by the save_report.js script, and document optional variables
 : ${FULL_REPORT:=false} # Valid values: true, false
-: ${TYPE:=NONE}         # Valid values: PR, RELEASE, MASTER, MASTER_UNSTABLE, CLOUD, CLOUD_UNSTABLE, NONE (which is the same as omitting it)
+: ${TYPE:=NONE}         # Valid values: PR, RELEASE, MASTER, MASTER_UNSTABLE, CLOUD, CLOUD_UNSTABLE, NONE (which is the same as omitting it); also known as REPORT_TYPE
 : ${WEBHOOK_URL:-}      # Optional. Mattermost webhook to post the report back to
 : ${RELEASE_DATE:-}     # Optional. If set, its value will be included in the report as the release date of the tested artifact
+if [ "$TYPE" = "PR" ]; then
+  # In this case, we expect the PR number to be present in the BRANCH variable
+  BRANCH_REGEX='^server-pr-[0-9]+$'
+  if ! grep -qE "${BRANCH_REGEX}"<<<"$BRANCH"; then
+    mme2e_log "Error: when using TYPE=PR, the BRANCH variable should respect regex '$BRANCH_REGEX'. Aborting." >&2
+    exit 1
+  fi
+  export PULL_REQUEST="https://github.com/mattermost/mattermost/pull/${BRANCH##*-}"
+fi
 
 # Env vars used during the test. Their values will be included in the report
-: ${BRANCH:?}
+: ${TEST:?} # See E2E tests' readme; usually set to 'cypress'
+: ${BRANCH:?} # May be either a ref, a commit hash, or 'server-pr-PR_NUMBER' (if TYPE=PR)
 : ${BUILD_ID:?}
+: ${SERVER:?} # May be either 'onprem' or 'cloud'
 : ${MM_ENV:-}
 
 # Populate intermediate variables
@@ -24,26 +35,45 @@ export BUILD_TAG="${SERVER_IMAGE##*/}"
 export MM_DOCKER_IMAGE="${BUILD_TAG%%:*}" # NB: the 'mattermostdevelopment/' prefix is assumed
 export MM_DOCKER_TAG="${BUILD_TAG##*:}"
 export SERVER_TYPE="${SERVER}"
-# NB: assume that BRANCH follows the convention 'server-pr-${PR_NUMBER}'. If multiple PRs match, the last one is used to generate the link
-# Only needed if TYPE=PR
-export PULL_REQUEST="https://github.com/mattermost/mattermost/pull/${BRANCH##*-}"
 
 if [ -n "${TM4J_API_KEY:-}" ]; then
+  # Set additional variables required for Zephyr reporting
+  if grep -q 'UNSTABLE' <<<"$TYPE"; then
+    export TEST_SUITE=prod
+  else
+    export TEST_SUITE=unstable
+  fi
+  if [ "$TYPE" = "RELEASE" ]; then
+    export SERVER_ARTIFACT_TYPE=release
+  else
+    export SERVER_ARTIFACT_TYPE=master
+    export TEST_IS_DAILY=yes
+  fi
   export TM4J_ENABLE=true
   export JIRA_PROJECT_KEY=MM
-  export TM4J_ENVIRONMENT_NAME="${TEST}/${BROWSER}/${SERVER}"
-  case "${SERVER}" in
-  cloud)
-    export TM4J_FOLDER_ID="2014474"
-    ;;
+  export TM4J_ENVIRONMENT_NAME="${TEST@u}/${BROWSER@u}/${SERVER_ARTIFACT_TYPE}-${SERVER_TYPE}-ent${TEST_IS_DAILY:+-${TEST_SUITE}}"
+  # Assert that the test type is among the ones supported by Zephyr, and select the corresponding folderId
+  case "${SERVER}-${TYPE}" in
+  onprem-RELEASE)
+    export TM4J_FOLDER_ID="2014475" ;;
+  onprem-MASTER)
+    export TM4J_FOLDER_ID="2014476" ;;
+  onprem-MASTER_UNSTABLE)
+    export TM4J_FOLDER_ID="2014478" ;;
+  cloud-RELEASE)
+    export TM4J_FOLDER_ID="2014474" ;;
+  cloud-CLOUD)
+    export TM4J_FOLDER_ID="2014479" ;;
+  cloud-CLOUD_UNSTABLE)
+    export TM4J_FOLDER_ID="2014481" ;;
   *)
-    export TM4J_FOLDER_ID="2014475"
-    ;;
+    mme2e_log "Error: unsupported Zephyr environment for the requested report (SERVER=${SERVER}, TYPE=${TYPE}). Aborting." >&2
+    exit 1
   esac
   : ${TEST_CYCLE_LINK_PREFIX:?}
-  : ${TM4J_CYCLE_KEY:-}
-  : ${TM4J_CYCLE_NAME:-}
-  mme2e_log "TMJ4 integration enabled."
+  : ${TM4J_CYCLE_KEY:-}  # Optional. Populated automatically by the reporting script
+  : ${TM4J_CYCLE_NAME:-} # Optional. Populated automatically by the reporting script
+  mme2e_log "TMJ4 integration enabled. Environment: $TM4J_ENVIRONMENT_NAME"
 fi
 
 if [ -n "${DIAGNOSTIC_WEBHOOK_URL:-}" ]; then