azure: deprecate Trusty in favor of Xenial

Support for the LTS release Ubuntu 14.04 Trusty has been dropped in
April 2019, but Azure is still using Trusty as its primary platform to
build and test against. Let's deprecate it in favor of Xenial.

Author: pks-t

azure-pipelines.yml

@@ -6,61 +6,61 @@ trigger:
 - maint/*
 
 jobs:
-- job: linux_amd64_trusty_gcc_openssl
-  displayName: 'Linux (amd64; Trusty; GCC; OpenSSL)'
+- job: linux_amd64_xenial_gcc_openssl
+  displayName: 'Linux (amd64; Xenial; GCC; OpenSSL)'
   pool:
     vmImage: 'Ubuntu 16.04'
   steps:
   - template: azure-pipelines/docker.yml
     parameters:
       docker:
-        image: trusty
-        base: ubuntu:trusty
+        image: xenial
+        base: ubuntu:xenial
       environmentVariables: |
        CC=gcc
        CMAKE_GENERATOR=Unix Makefiles
        CMAKE_OPTIONS=-DUSE_HTTPS=OpenSSL -DREGEX_BACKEND=builtin -DDEPRECATE_HARD=ON -DUSE_LEAK_CHECKER=valgrind
 
-- job: linux_amd64_trusty_gcc_mbedtls
-  displayName: 'Linux (amd64; Trusty; GCC; mbedTLS)'
+- job: linux_amd64_xenial_gcc_mbedtls
+  displayName: 'Linux (amd64; Xenial; GCC; mbedTLS)'
   pool:
     vmImage: 'Ubuntu 16.04'
   steps:
   - template: azure-pipelines/docker.yml
     parameters:
       docker:
-        image: trusty
-        base: ubuntu:trusty
+        image: xenial
+        base: ubuntu:xenial
       environmentVariables: |
        CC=gcc
        CMAKE_GENERATOR=Unix Makefiles
        CMAKE_OPTIONS=-DUSE_HTTPS=mbedTLS -DUSE_SHA1=HTTPS -DDEPRECATE_HARD=ON -DUSE_LEAK_CHECKER=valgrind
 
-- job: linux_amd64_trusty_clang_openssl
-  displayName: 'Linux (amd64; Trusty; Clang; OpenSSL)'
+- job: linux_amd64_xenial_clang_openssl
+  displayName: 'Linux (amd64; Xenial; Clang; OpenSSL)'
   pool:
     vmImage: 'Ubuntu 16.04'
   steps:
   - template: azure-pipelines/docker.yml
     parameters:
       docker:
-        image: trusty
-        base: ubuntu:trusty
+        image: xenial
+        base: ubuntu:xenial
       environmentVariables: |
        CC=clang
        CMAKE_GENERATOR=Unix Makefiles
        CMAKE_OPTIONS=-DUSE_HTTPS=OpenSSL -DDEPRECATE_HARD=ON -DUSE_LEAK_CHECKER=valgrind
 
-- job: linux_amd64_trusty_clang_mbedtls
-  displayName: 'Linux (amd64; Trusty; Clang; mbedTLS)'
+- job: linux_amd64_xenial_clang_mbedtls
+  displayName: 'Linux (amd64; Xenial; Clang; mbedTLS)'
   pool:
     vmImage: 'Ubuntu 16.04'
   steps:
   - template: azure-pipelines/docker.yml
     parameters:
       docker:
-        image: trusty
-        base: ubuntu:trusty
+        image: xenial
+        base: ubuntu:xenial
       environmentVariables: |
        CC=clang
        CMAKE_GENERATOR=Unix Makefiles

azure-pipelines/docker/trusty

@@ -2,64 +2,64 @@ resources:
 - repo: self
 
 jobs:
-- job: linux_amd64_trusty_gcc_openssl
-  displayName: 'Linux (amd64; Trusty; GCC; OpenSSL)'
+- job: linux_amd64_xenial_gcc_openssl
+  displayName: 'Linux (amd64; Xenial; GCC; OpenSSL)'
   pool:
     vmImage: 'Ubuntu 16.04'
   steps:
   - template: docker.yml
     parameters:
       docker:
-        image: trusty
-        base: ubuntu:trusty
+        image: xenial
+        base: ubuntu:xenial
       environmentVariables: |
        CC=gcc
        CMAKE_GENERATOR=Unix Makefiles
        CMAKE_OPTIONS=-DUSE_HTTPS=OpenSSL -DREGEX_BACKEND=builtin -DDEPRECATE_HARD=ON -DUSE_LEAK_CHECKER=valgrind
        RUN_INVASIVE_TESTS=true
 
-- job: linux_amd64_trusty_gcc_mbedtls
-  displayName: 'Linux (amd64; Trusty; GCC; mbedTLS)'
+- job: linux_amd64_xenial_gcc_mbedtls
+  displayName: 'Linux (amd64; Xenial; GCC; mbedTLS)'
   pool:
     vmImage: 'Ubuntu 16.04'
   steps:
   - template: docker.yml
     parameters:
       docker:
-        image: trusty
-        base: ubuntu:trusty
+        image: xenial
+        base: ubuntu:xenial
       environmentVariables: |
        CC=gcc
        CMAKE_GENERATOR=Unix Makefiles
        CMAKE_OPTIONS=-DUSE_HTTPS=mbedTLS -DUSE_SHA1=HTTPS -DDEPRECATE_HARD=ON -DUSE_LEAK_CHECKER=valgrind
        RUN_INVASIVE_TESTS=true
 
-- job: linux_amd64_trusty_clang_openssl
-  displayName: 'Linux (amd64; Trusty; Clang; OpenSSL)'
+- job: linux_amd64_xenial_clang_openssl
+  displayName: 'Linux (amd64; Xenial; Clang; OpenSSL)'
   pool:
     vmImage: 'Ubuntu 16.04'
   steps:
   - template: docker.yml
     parameters:
       docker:
-        image: trusty
-        base: ubuntu:trusty
+        image: xenial
+        base: ubuntu:xenial
       environmentVariables: |
        CC=clang
        CMAKE_GENERATOR=Unix Makefiles
        CMAKE_OPTIONS=-DUSE_HTTPS=OpenSSL -DDEPRECATE_HARD=ON -DUSE_LEAK_CHECKER=valgrind
        RUN_INVASIVE_TESTS=true
 
-- job: linux_amd64_trusty_clang_mbedtls
-  displayName: 'Linux (amd64; Trusty; Clang; mbedTLS)'
+- job: linux_amd64_xenial_clang_mbedtls
+  displayName: 'Linux (amd64; Xenial; Clang; mbedTLS)'
   pool:
     vmImage: 'Ubuntu 16.04'
   steps:
   - template: docker.yml
     parameters:
       docker:
-        image: trusty
-        base: ubuntu:trusty
+        image: xenial
+        base: ubuntu:xenial
       environmentVariables: |
        CC=clang
        CMAKE_GENERATOR=Unix Makefiles