eng, unify pool from image.yml (#3089)

Author: weidongxu-microsoft

eng/pipelines/ci-typespec-java-dev-nightly.yaml

@@ -16,10 +16,12 @@ jobs:
 
     variables:
       - template: /eng/pipelines/variables/globals.yml
+      - template: /eng/pipelines/variables/image.yml
 
     pool:
-      name: "azsdk-pool-mms-ubuntu-2004-general"
-      vmImage: "MMSUbuntu20.04"
+      name: $(LINUXPOOL)
+      image: $(LINUXVMIMAGE)
+      os: linux
 
     steps:
       - checkout: self

eng/pipelines/ci-typespec-java.yaml

@@ -30,12 +30,14 @@ jobs:
 
     variables:
       - template: /eng/pipelines/variables/globals.yml
+      - template: /eng/pipelines/variables/image.yml
       - name: isMain
         value: $[eq(variables['Build.SourceBranch'], 'refs/heads/main')]
 
     pool:
-      name: "azsdk-pool-mms-ubuntu-2004-general"
-      vmImage: "MMSUbuntu20.04"
+      name: $(LINUXPOOL)
+      image: $(LINUXVMIMAGE)
+      os: linux
 
     steps:
       - checkout: self

eng/pipelines/ci.yaml

@@ -26,10 +26,12 @@ jobs:
 
     variables:
       - template: /eng/pipelines/variables/globals.yml
+      - template: /eng/pipelines/variables/image.yml
 
     pool:
-      name: "azsdk-pool-mms-ubuntu-2004-general"
-      vmImage: "MMSUbuntu20.04"
+      name: $(LINUXPOOL)
+      image: $(LINUXVMIMAGE)
+      os: linux
 
     steps:
       - checkout: self

eng/pipelines/fluent_integration.yaml

@@ -21,12 +21,15 @@ pr:
 jobs:
 - job: 'Build'
   timeoutInMinutes: 60
-  pool:
-    name: "azsdk-pool-mms-ubuntu-2004-general"
-    vmImage: "MMSUbuntu20.04"
 
   variables:
     - template: /eng/pipelines/variables/globals.yml
+    - template: /eng/pipelines/variables/image.yml
+
+  pool:
+    name: $(LINUXPOOL)
+    image: $(LINUXVMIMAGE)
+    os: linux
 
   steps:
   - checkout: self

eng/pipelines/post-publish-sdk.yaml

@@ -8,10 +8,6 @@ parameters:
   - false
   - true
 
-pool:
-  name: "azsdk-pool-mms-ubuntu-2004-general"
-  vmImage: "MMSUbuntu20.04"
-
 variables:
 - group: Release Secrets for GitHub
 
@@ -36,6 +32,11 @@ jobs:
     ${{ else }}:
       value: ""
 
+  pool:
+    name: $(LINUXPOOL)
+    image: $(LINUXVMIMAGE)
+    os: linux
+
   steps:
   - checkout: self
     submodules: true