// Copyright 2017-present Open Networking Foundation
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

// voltha-2.x e2e tests
// uses kind-voltha to deploy voltha-2.X
// uses bbsim to simulate OLT/ONUs

pipeline {

  /* no label, executor is determined by JJB */
  agent {
    label "${params.buildNode}"
  }
  options {
      timeout(time: 60, unit: 'MINUTES')
  }
  environment {
    KUBECONFIG="$HOME/.kube/kind-config-voltha-minimal"
    VOLTCONFIG="$HOME/.volt/config-minimal"
    PATH="$WORKSPACE/kind-voltha/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
    NAME="minimal"
    FANCY=0
    WITH_SIM_ADAPTERS="n"
    WITH_RADIUS="y"
    WITH_BBSIM="y"
    DEPLOY_K8S="y"
    VOLTHA_LOG_LEVEL="DEBUG"
    CONFIG_SADIS="external"
    BBSIM_CFG="configs/bbsim-sadis-att.yaml"
  }
  stages {
    stage('Clone kind-voltha') {
      steps {
        step([$class: 'WsCleanup'])
        checkout([
          $class: 'GitSCM',
          userRemoteConfigs: [[
            url: "https://gerrit.opencord.org/kind-voltha",
            refspec: "${kindVolthaChange}"
          ]],
          branches: [[ name: "master", ]],
          extensions: [
            [$class: 'WipeWorkspace'],
            [$class: 'RelativeTargetDirectory', relativeTargetDir: "kind-voltha"],
            [$class: 'CloneOption', depth: 0, noTags: false, reference: '', shallow: false],
          ],
        ])
      }
    }
    stage('Clone voltha-system-tests') {
      steps {
        checkout([
          $class: 'GitSCM',
          userRemoteConfigs: [[
            url: "https://gerrit.opencord.org/voltha-system-tests",
            refspec: "${volthaSystemTestsChange}"
          ]],
          branches: [[ name: "${branch}", ]],
          extensions: [
            [$class: 'WipeWorkspace'],
            [$class: 'RelativeTargetDirectory', relativeTargetDir: "voltha-system-tests"],
            [$class: 'CloneOption', depth: 0, noTags: false, reference: '', shallow: false],
          ],
        ])
      }
    }

    stage('Deploy Voltha') {
      steps {
        timeout(time: 15, unit: 'MINUTES') {
          sh """
             export EXTRA_HELM_FLAGS=""
             if [ "${branch}" != "master" ]; then
               echo "on branch: ${branch}, sourcing kind-voltha/releases/${branch}"
               source "$WORKSPACE/kind-voltha/releases/${branch}"
             else
               echo "on master, using default settings for kind-voltha"
             fi

             EXTRA_HELM_FLAGS+="--set log_agent.enabled=False ${params.extraHelmFlags} "

             cd $WORKSPACE/kind-voltha/
             WAIT_ON_DOWN=y DEPLOY_K8S=n ./voltha down || ./voltha down
             ./voltha up
             """
         }
      }
    }

    stage('Run E2E Tests') {
      steps {
        // this may potentially fail as we don't know how many times we repeat this tests
        timeout(time: 30, unit: 'MINUTES') {
          sh """
             set +e
             mkdir -p $WORKSPACE/RobotLogs

             cd $WORKSPACE/kind-voltha/scripts
             ./log-collector.sh > /dev/null &
             ./log-combine.sh > /dev/null &

             for i in \$(seq 1 ${testRuns})
             do
               export ROBOT_MISC_ARGS="${params.extraRobotArgs} -d $WORKSPACE/RobotLogs/\$i -e PowerSwitch"
               make -C $WORKSPACE/voltha-system-tests ${makeTarget}
               echo "Completed run: \$i"
               echo ""
             done
             """
         }
      }
    }
  }

  post {
    always {
      sh '''
         set +e
         cp $WORKSPACE/kind-voltha/install-minimal.log $WORKSPACE/
         kubectl get pods --all-namespaces -o jsonpath="{range .items[*].status.containerStatuses[*]}{.image}{'\\n'}" | sort | uniq
         kubectl get pods --all-namespaces -o jsonpath="{range .items[*].status.containerStatuses[*]}{.imageID}{'\\n'}" | sort | uniq
         kubectl get nodes -o wide
         kubectl get pods -o wide
         kubectl get pods -n voltha -o wide

         sleep 60 # Wait for log-collector and log-combine to complete

         ## Pull out errors from log files
         extract_errors_go() {
           echo
           echo "Error summary for $1:"
           grep '"level":"error"' $WORKSPACE/kind-voltha/scripts/logger/combined/$1*
           echo
         }

         extract_errors_python() {
           echo
           echo "Error summary for $1:"
           grep 'ERROR' $WORKSPACE/kind-voltha/scripts/logger/combined/$1*
           echo
         }

         extract_errors_go voltha-rw-core > $WORKSPACE/error-report.log
         extract_errors_go adapter-open-olt >> $WORKSPACE/error-report.log
         extract_errors_python adapter-open-onu >> $WORKSPACE/error-report.log
         extract_errors_go voltha-ofagent >> $WORKSPACE/error-report.log
         extract_errors_python onos >> $WORKSPACE/error-report.log

         gzip error-report.log || true

         cd $WORKSPACE/kind-voltha/scripts/logger/combined/
         tar czf $WORKSPACE/container-logs.tgz *

         cd $WORKSPACE
         gzip *-combined.log || true

         ## shut down voltha but leave kind-voltha cluster
         if [ "${branch}" != "master" ]; then
           echo "on branch: ${branch}, sourcing kind-voltha/releases/${branch}"
           source "$WORKSPACE/kind-voltha/releases/${branch}"
         else
           echo "on master, using default settings for kind-voltha"
         fi
         cd $WORKSPACE/kind-voltha/
         DEPLOY_K8S=n WAIT_ON_DOWN=y ./voltha down
         '''
        step([$class: 'RobotPublisher',
            disableArchiveOutput: false,
            logFileName: '**/log*.html',
            otherFiles: '',
            outputFileName: '**/output*.xml',
            outputPath: 'RobotLogs',
            passThreshold: 100,
            reportFileName: '**/report*.html',
            unstableThreshold: 0]);
         archiveArtifacts artifacts: '*.log,*.gz,*.tgz'

    }
  }
}