WIP: CI: add test for new DoH implementation

.travis.yml

@@ -12,6 +12,7 @@ addons:
             - libuv
             - lmdb
             - meson
+            - nghttp2
         update: true
 compiler:
     - clang

distro/tests/ansible-roles/knot_resolver/tasks/configure_doh2.yaml

+---
+# SPDX-License-Identifier: GPL-3.0-or-later
+- name: doh2_config set up kresd.conf
+  blockinfile:
+    marker: -- {mark} ANSIBLE MANAGED BLOCK
+    block: |
+      net.listen('127.0.0.1', 44354, { kind = 'doh2' })
+    path: /etc/knot-resolver/kresd.conf
+    insertbefore: BOF

distro/tests/ansible-roles/knot_resolver/tasks/main.yaml

@@ -26,7 +26,16 @@
 
     - include: test_kres_cache_gc.yaml
 
-    - name: Test DoH
+    - name: Test DoH (new implementation)
+      block:
+        - include: configure_doh2.yaml
+          when: ansible_distribution in ["CentOS", "Fedora", "Debian", "Ubuntu"]
+
+        - include: restart_kresd.yaml
+        - include: test_doh2.yaml
+      when: distro in ["Fedora", "Debian", "CentOS"] or (distro == "Ubuntu" and ansible_distribution_major_version|int >= 18)
+
+    - name: Test DoH (Legacy)
       block:
         - name: Install knot-resolver-module-http
           package:

distro/tests/ansible-roles/knot_resolver/tasks/test_doh2.yaml

+---
+# SPDX-License-Identifier: GPL-3.0-or-later
+- name: doh2_test query localhost. A
+  get_url:
+    url: https://127.0.0.1:44354/doh?dns=1Y0BAAABAAAAAAAACWxvY2FsaG9zdAAAAQAB
+    sha256sum: e5c2710e6ecb78c089ab608ad5861b87be0d1c623c4d58b4eee3b21c06aa2008
+    dest: /tmp/doh_test
+    mode: 0644
+    validate_certs: false