Integrate Alpine into CI (#408)

* Integrate Alpine into CI.

* Fix package names.

.azure-pipelines/azure-pipelines.yml

@@ -127,6 +127,8 @@ stages:
               test: ubuntu1804
             - name: Ubuntu 20.04
               test: ubuntu2004
+            - name: Alpine 3
+              test: alpine3
   - stage: Docker_2_12
     displayName: Docker 2.12
     dependsOn: []
@@ -159,6 +161,8 @@ stages:
               test: opensuse15py2
             - name: Ubuntu 18.04
               test: ubuntu1804
+            - name: Alpine 3
+              test: alpine3
   - stage: Docker_2_10
     displayName: Docker 2.10
     dependsOn: []

tests/integration/targets/setup_openssl/vars/Alpine.yml

@@ -0,0 +1,4 @@
+---
+openssl_package_name: openssl
+cryptography_package_name: py-cryptography
+cryptography_package_name_python3: py3-cryptography

tests/integration/targets/setup_pyopenssl/vars/Alpine.yml

@@ -0,0 +1,3 @@
+---
+pyopenssl_package_name: py-openssl
+pyopenssl_package_name_python3: py3-openssl

tests/integration/targets/setup_python_info/vars/main.yml

@@ -58,6 +58,11 @@ system_python_version_data:
   Debian:
     '11':
       - '3.9'
+  Alpine:
+    '3.15':
+      - '3.9'
+    '3.12':
+      - '3.8'
 
 cannot_upgrade_cryptography:
   FreeBSD:

tests/integration/targets/setup_ssh_keygen/vars/Alpine.yml

@@ -0,0 +1 @@
+openssh_client_package_name: openssh