Use new AzDO job schema and recommended hosted agent pool (#823)

* Phases are jobs (rename)

* Use new schema, order based on schema doc

* Use recommended Hosted Ubuntu 1604 pool

Author: dagood

.vsts.pipelines/builds/ci.yml

@@ -5,10 +5,10 @@
 #   Online: The leg produces a tarball then builds it while connected to the internet.
 #   Offline: The leg produces a tarball then builds it offline. Network disconnected using Docker.
 
-phases:
-- template: ../phases/ci-linux.yml
+jobs:
+- template: ../jobs/ci-linux.yml
   parameters:
-    phase: centos71
+    job: centos71
     imageName: microsoft/dotnet-buildtools-prereqs:centos-7-b46d863-20180719033416
     matrix:
       Production: {}
@@ -17,9 +17,9 @@ phases:
       Offline: { type: Offline }
       Offline Portable: { type: Offline Portable }
 
-- template: ../phases/ci-linux.yml
+- template: ../jobs/ci-linux.yml
   parameters:
-    phase: ubuntu1604
+    job: ubuntu1604
     imageName: microsoft/dotnet-buildtools-prereqs:ubuntu-16.04-c103199-20180628134544
 
-- template: ../phases/ci-osx.yml
+- template: ../jobs/ci-osx.yml

.vsts.pipelines/phases/ci-linux.yml renamed to .vsts.pipelines/jobs/ci-linux.yml

@@ -1,16 +1,20 @@
 parameters:
-  imageName: null
+  job: null
   matrix:
     Production: {}
-  phase: null
-  queueDemands: docker
-  queueName: dnceng-linux-external-temp
+  pool:
+    name: Hosted Ubuntu 1604
+  imageName: null
 
-phases:
-- phase: ${{ parameters.phase }}
+jobs:
+- job: ${{ parameters.job }}
+  strategy:
+    matrix: ${{ parameters.matrix }}
+  pool: ${{ parameters.pool }}
+  timeoutInMinutes: 270
   variables:
     # Prefix to distinguish artifacts from different legs.
-    artifactName: ${{ format('$(type) {0}', parameters.phase) }}
+    artifactName: ${{ format('$(type) {0}', parameters.job) }}
     # Use ":z" to set selinux flag for sharing in build-owned root dir. https://docs.docker.com/storage/bind-mounts/#configure-the-selinux-label
     docker.agentSrc.map: -v $(Build.SourcesDirectory):/agentSrc:z
     docker.agentSrc.work: -w /agentSrc
@@ -29,12 +33,6 @@ phases:
     tarballName: tarball_$(Build.BuildId)
     # Default type, can be overridden by matrix legs.
     type: Production
-  queue:
-    name: ${{ parameters.queueName }}
-    demands: ${{ parameters.queueDemands }}
-    timeoutInMinutes: 270
-    parallel: 8
-    matrix: ${{ parameters.matrix }}
 
   steps:
   - template: ../steps/docker-cleanup-linux.yml

.vsts.pipelines/phases/ci-osx.yml renamed to .vsts.pipelines/jobs/ci-osx.yml

@@ -1,24 +1,24 @@
 parameters:
+  job: osx
   matrix:
     Production: {}
-  phase: osx
-  queueDemands: Agent.OS -equals Darwin
-  queueName: DotNetCore-Mac
+  pool:
+    name: DotNetCore-Mac
+    demands: Agent.OS -equals Darwin
 
-phases:
-- phase: ${{ parameters.phase }}
+jobs:
+- job: ${{ parameters.job }}
+  strategy:
+    matrix: ${{ parameters.matrix }}
+  pool: ${{ parameters.pool }}
+  timeoutInMinutes: 240
   variables:
     # Prefix to distinguish artifacts from different legs.
-    artifactName: ${{ format('$(type) {0}', parameters.phase) }}
+    artifactName: ${{ format('$(type) {0}', parameters.job) }}
     logsDirectory: $(Build.ArtifactStagingDirectory)/logs
     SOURCE_BUILD_SKIP_SUBMODULE_CHECK: true
     # Default type, can be overridden by matrix legs.
     type: Production
-  queue:
-    name: ${{ parameters.queueName }}
-    demands: ${{ parameters.queueDemands }}
-    timeoutInMinutes: 240
-    matrix: ${{ parameters.matrix }}
 
   steps:
   - checkout: self