From c8599d6aaad22383d71040120b0eef8a1df430f3 Mon Sep 17 00:00:00 2001
From: Fatih Degirmenci <fdegir@gmail.com>
Date: Thu, 17 May 2018 12:56:35 +0200
Subject: xci: Fix scenario determination for changes coming to releng-xci

Earlier change took the possibility of dynamically determining the default
scenario. This change puts part of it back which is based on the changed
installer and/or other changed files.

Change-Id: Ie6d9a9b0622ac4ae5ff0cf0e679fd26beed51747
Signed-off-by: Fatih Degirmenci <fdegir@gmail.com>
---
 jjb/xci/xci-set-scenario.sh | 67 ++++++++++++++++++++++++++++-----------------
 1 file changed, 42 insertions(+), 25 deletions(-)

(limited to 'jjb/xci')

diff --git a/jjb/xci/xci-set-scenario.sh b/jjb/xci/xci-set-scenario.sh
index db7015043..7bc45f1c2 100755
--- a/jjb/xci/xci-set-scenario.sh
+++ b/jjb/xci/xci-set-scenario.sh
@@ -81,40 +81,54 @@ function override_scenario() {
     fi
 }
 
+# This function determines the default scenario for changes coming to releng-xci
+# by processing the Gerrit change and using diff to see what changed.
+#
+# The stuff in releng-xci is for the installer and other common things so the
+# determination is based on those.
+#
+# Pattern
+#   releng-xci/installer/<installer_type>/<impacted files>: <scenario>
+function determine_default_scenario() {
+    echo "Processing $GERRIT_PROJECT patchset $GERRIT_REFSPEC"
+
+    # get the changeset
+    cd $WORKSPACE
+    # We need to set default scenario for changes that mess with installers
+    INSTALLERS=$(git diff HEAD^..HEAD --name-only -- 'xci/installer' | cut -d "/" -f 3 | uniq)
+    for CHANGED_INSTALLER in $INSTALLERS; do
+        case $CHANGED_INSTALLER in
+            kubespray)
+                DEPLOY_SCENARIO[${#DEPLOY_SCENARIO[@]}]='k8-nosdn-nofeature'
+                ;;
+            # Default case (including OSA changes)
+            *)
+                DEPLOY_SCENARIO[${#DEPLOY_SCENARIO[@]}]='os-nosdn-nofeature'
+                ;;
+        esac
+    done
+    # For all other changes, we only need to set a default scenario if it's not set already
+    if git diff HEAD^..HEAD --name-only | grep -q -v 'xci/installer'; then
+         [[ ${#DEPLOY_SCENARIO[@]} -eq 0 ]] && DEPLOY_SCENARIO[${#DEPLOY_SCENARIO[@]}]='os-nosdn-nofeature'
+    fi
+
+    # extract releng-xci sha
+    XCI_SHA=$(cd $WORKSPACE && git rev-parse HEAD)
+
+    # TODO: we need to fix this so we actually extract the scenario sha by cloning releng-xci-scenarios
+    # for the determined scenario. it is crucial for promotion...
+    SCENARIO_SHA=$XCI_SHA
+}
+
 # This function determines the impacted scenario by processing the Gerrit
 # change and using diff to see what changed. If changed files belong to a scenario
 # its name gets recorded for deploying and testing the right scenario.
 #
-# Please note that if the change is coming to releng-xci and the scenario is
-# not specified in commit message, we set the installer and scenario to default
-# ones; osa and os-nosdn-nofeature.
-#
 # Pattern
 #   <project-repo>/scenarios/<scenario>/<impacted files>: <scenario>
 function determine_scenario() {
     echo "Processing $GERRIT_PROJECT patchset $GERRIT_REFSPEC"
 
-    # if the change is coming to releng-xci, we just set the default installer
-    # and scenario.
-    # in most cases, the proposer of the change states the impacted scenario
-    # in commit message and we don't end up here very frequently
-    if [[ $GERRIT_PROJECT == "releng-xci" ]]; then
-        echo "Change is proposed to releng-xci. Setting default installer and scenario"
-        # ensure the metadata we record is consistent for all types of patches including skipped ones
-        # extract releng-xci sha
-        XCI_SHA=$(cd $WORKSPACE && git rev-parse HEAD)
-
-        # extract scenario sha which is same as releng-xci sha for generic scenarios
-        SCENARIO_SHA=$XCI_SHA
-
-        echo "INSTALLER_TYPE=osa" > $WORK_DIRECTORY/scenario.properties
-        echo "DEPLOY_SCENARIO=os-nosdn-nofeature" >> $WORK_DIRECTORY/scenario.properties
-        echo "XCI_SHA=$XCI_SHA" >> $WORK_DIRECTORY/scenario.properties
-        echo "SCENARIO_SHA=$SCENARIO_SHA" >> $WORK_DIRECTORY/scenario.properties
-        echo "PROJECT_NAME=$GERRIT_PROJECT" >> $WORK_DIRECTORY/scenario.properties
-        exit 0
-    fi
-
     # remove the clone that is done via jenkins and place releng-xci there so the
     # things continue functioning properly
     cd $HOME && /bin/rm -rf $WORKSPACE
@@ -150,6 +164,9 @@ GERRIT_TOPIC="${GERRIT_TOPIC:-''}"
 WORK_DIRECTORY=/tmp/$GERRIT_CHANGE_NUMBER/$DISTRO
 /bin/rm -rf $WORK_DIRECTORY && mkdir -p $WORK_DIRECTORY
 
+if [[ $GERRIT_PROJECT == "releng-xci" ]]; then
+    determine_default_scenario
+fi
 override_scenario
 determine_scenario
 
-- 
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