Merge pull request #15 from myii/chore/standardise-structure

ci(kitchen+travis): replace EOL images & apply `opensuse-leap-15` SCP error workaround

.travis.yml

 # -*- coding: utf-8 -*-
 # vim: ft=yaml
 ---
+dist: trusty
 stages:
   - test
   - lint
 sudo: required
 cache: bundler
 language: ruby
-dist: trusty
 
 services:
   - docker
 # the `platforms` defined in `kitchen.yml`
 env:
   matrix:
-    - INSTANCE: default-debian-9-develop-py3
-    # - INSTANCE: default-ubuntu-1804-develop-py3
+    # - INSTANCE: default-debian-10-develop-py3
+    - INSTANCE: default-ubuntu-1804-develop-py3
     # - INSTANCE: default-centos-7-develop-py3
-    # - INSTANCE: default-fedora-29-develop-py3
+    # - INSTANCE: default-fedora-30-develop-py3
     # - INSTANCE: default-opensuse-leap-15-develop-py3
-    # - INSTANCE: default-debian-9-2019-2-py3
-    - INSTANCE: default-ubuntu-1804-2019-2-py3
+    # - INSTANCE: default-amazonlinux-2-develop-py2
+    - INSTANCE: default-debian-9-2019-2-py3
+    # - INSTANCE: default-ubuntu-1804-2019-2-py3
     - INSTANCE: default-centos-7-2019-2-py3
-    # - INSTANCE: default-fedora-29-2019-2-py3
+    # - INSTANCE: default-fedora-30-2019-2-py3
     # - INSTANCE: default-opensuse-leap-15-2019-2-py3
+    # - INSTANCE: default-amazonlinux-2-2019-2-py2
     # - INSTANCE: default-debian-9-2018-3-py2
     # - INSTANCE: default-ubuntu-1604-2018-3-py2
     # - INSTANCE: default-centos-7-2018-3-py2
     - INSTANCE: default-fedora-29-2018-3-py2
-    - INSTANCE: default-opensuse-leap-42-2018-3-py2
-    - INSTANCE: default-debian-8-2017-7-py2
-    # - INSTANCE: default-ubuntu-1604-2017-7-py2
+    - INSTANCE: default-opensuse-leap-15-2018-3-py2
+    # - INSTANCE: default-amazonlinux-2-2018-3-py2
+    # - INSTANCE: default-debian-8-2017-7-py2
+    - INSTANCE: default-ubuntu-1604-2017-7-py2
     # - INSTANCE: default-centos-6-2017-7-py2
-    # - INSTANCE: default-fedora-28-2017-7-py2
-    # - INSTANCE: default-opensuse-leap-42-2017-7-py2
+    # - INSTANCE: default-fedora-29-2017-7-py2
+    # - INSTANCE: default-opensuse-leap-15-2017-7-py2
+    # - INSTANCE: default-amazonlinux-2-2017-7-py2
 
 script:
   - bin/kitchen verify ${INSTANCE}

kitchen.yml

 # the `env.matrix` instances defined in `.travis.yml`
 platforms:
   ## SALT `develop`
-  - name: debian-9-develop-py3
+  - name: debian-10-develop-py3
     driver:
-      image: netmanagers/salt-develop-py3:debian-9
+      image: netmanagers/salt-develop-py3:debian-10
       provision_command:
         - curl -o bootstrap-salt.sh -L https://bootstrap.saltstack.com
         - sh bootstrap-salt.sh -XdPbfrq -x python3 git develop
       provision_command:
         - curl -o bootstrap-salt.sh -L https://bootstrap.saltstack.com
         - sh bootstrap-salt.sh -XdPbfrq -x python3 git develop
-  - name: fedora-29-develop-py3
+  - name: fedora-30-develop-py3
     driver:
-      image: netmanagers/salt-develop-py3:fedora-29
+      image: netmanagers/salt-develop-py3:fedora-30
       provision_command:
         - curl -o bootstrap-salt.sh -L https://bootstrap.saltstack.com
         - sh bootstrap-salt.sh -XdPbfrq -x python3 git develop
         - curl -o bootstrap-salt.sh -L https://bootstrap.saltstack.com
         - sh bootstrap-salt.sh -XdPbfrq -x python3 git develop
       run_command: /usr/lib/systemd/systemd
+    # Workaround to avoid intermittent failures on `opensuse-leap-15`:
+    # => SCP did not finish successfully (255):  (Net::SCP::Error)
+    transport:
+      max_ssh_sessions: 1
+  - name: amazonlinux-2-develop-py2
+    driver:
+      image: netmanagers/salt-develop-py2:amazonlinux-2
+      provision_command:
+        - curl -o bootstrap-salt.sh -L https://bootstrap.saltstack.com
+        - sh bootstrap-salt.sh -XdPbfrq -x python2 git develop
 
   ## SALT `2019.2`
   - name: debian-9-2019-2-py3
   - name: centos-7-2019-2-py3
     driver:
       image: netmanagers/salt-2019.2-py3:centos-7
-  - name: fedora-29-2019-2-py3
+  - name: fedora-30-2019-2-py3
     driver:
-      image: netmanagers/salt-2019.2-py3:fedora-29
+      image: netmanagers/salt-2019.2-py3:fedora-30
   - name: opensuse-leap-15-2019-2-py3
     driver:
       image: netmanagers/salt-2019.2-py3:opensuse-leap-15
       run_command: /usr/lib/systemd/systemd
+    # Workaround to avoid intermittent failures on `opensuse-leap-15`:
+    # => SCP did not finish successfully (255):  (Net::SCP::Error)
+    transport:
+      max_ssh_sessions: 1
+  - name: amazonlinux-2-2019-2-py2
+    driver:
+      image: netmanagers/salt-2019.2-py2:amazonlinux-2
 
   ## SALT `2018.3`
   - name: debian-9-2018-3-py2
   - name: fedora-29-2018-3-py2
     driver:
       image: netmanagers/salt-2018.3-py2:fedora-29
-  - name: opensuse-leap-42-2018-3-py2
+  - name: opensuse-leap-15-2018-3-py2
     driver:
-      image: netmanagers/salt-2018.3-py2:opensuse-leap-42
+      image: netmanagers/salt-2018.3-py2:opensuse-leap-15
       run_command: /usr/lib/systemd/systemd
+    # Workaround to avoid intermittent failures on `opensuse-leap-15`:
+    # => SCP did not finish successfully (255):  (Net::SCP::Error)
+    transport:
+      max_ssh_sessions: 1
+  - name: amazonlinux-2-2018-3-py2
+    driver:
+      image: netmanagers/salt-2018.3-py2:amazonlinux-2
 
   ## SALT `2017.7`
   - name: debian-8-2017-7-py2
     driver:
       image: netmanagers/salt-2017.7-py2:centos-6
       run_command: /sbin/init
-  - name: fedora-28-2017-7-py2
+  - name: fedora-29-2017-7-py2
     driver:
-      image: netmanagers/salt-2017.7-py2:fedora-28
-  - name: opensuse-leap-42-2017-7-py2
+      image: netmanagers/salt-2017.7-py2:fedora-29
+  - name: opensuse-leap-15-2017-7-py2
     driver:
-      image: netmanagers/salt-2017.7-py2:opensuse-leap-42
+      image: netmanagers/salt-2017.7-py2:opensuse-leap-15
       run_command: /usr/lib/systemd/systemd
+    # Workaround to avoid intermittent failures on `opensuse-leap-15`:
+    # => SCP did not finish successfully (255):  (Net::SCP::Error)
+    transport:
+      max_ssh_sessions: 1
+  - name: amazonlinux-2-2017-7-py2
+    driver:
+      image: netmanagers/salt-2017.7-py2:amazonlinux-2
 
 provisioner:
   name: salt_solo