Add an openSUSE Tumbleweed devstack non-voting check job

This adds the necessary fixes to pass a devstack run
on openSUSE Tumbleweed. Also removes opensuse 42.2 as it
is EOL for some time already and no longer actively tested
in the OpenStack infra.

Depends-On: I1b68c08c07cf6653ea58506f738cbe0054b38f3a
Change-Id: I2894482deef063fd02b0818c695a2ddbf6767039

.zuul.yaml

@@ -28,6 +28,16 @@
         nodes:
           - controller
 
+- nodeset:
+    name: devstack-single-node-opensuse-tumbleweed
+    nodes:
+      - name: controller
+        label: opensuse-tumbleweed
+    groups:
+      - name: tempest
+        nodes:
+          - controller
+
 - nodeset:
     name: devstack-single-node-fedora-27
     nodes:
@@ -238,10 +248,17 @@
 - job:
     name: devstack-platform-opensuse-423
     parent: tempest-full
-    description: OpenSuSE 43.2 platform test
+    description: openSUSE 43.2 platform test
     nodeset: devstack-single-node-opensuse-423
     voting: false
 
+- job:
+    name: devstack-platform-opensuse-tumbleweed
+    parent: tempest-full
+    description: openSUSE Tumbleweed platform test
+    nodeset: devstack-single-node-opensuse-tumbleweed
+    voting: false
+
 - job:
     name: devstack-platform-fedora-27
     parent: tempest-full
@@ -318,6 +335,7 @@
         - devstack
         - devstack-platform-centos-7
         - devstack-platform-opensuse-423
+        - devstack-platform-opensuse-tumbleweed
         - devstack-platform-fedora-27
         - devstack-multinode
         - devstack-unit-tests

functions-common

@@ -373,6 +373,9 @@ function GetDistro {
         DISTRO="f$os_RELEASE"
     elif [[ "$os_VENDOR" =~ (openSUSE) ]]; then
         DISTRO="opensuse-$os_RELEASE"
+        # Tumbleweed uses "n/a" as a codename, and the release is a datestring
+        # like 20180218, so not very useful.
+        [ "$os_CODENAME" = "n/a" ] && DISTRO="opensuse-tumbleweed"
     elif [[ "$os_VENDOR" =~ (SUSE LINUX) ]]; then
         # just use major release
         DISTRO="sle${os_RELEASE%.*}"

lib/rpc_backend

@@ -52,7 +52,20 @@ function install_rpc_backend {
     if is_service_enabled rabbit; then
         # Install rabbitmq-server
         install_package rabbitmq-server
-        if is_fedora; then
+        if is_suse; then
+            install_package rabbitmq-server-plugins
+            # the default systemd socket activation only listens on the loopback interface
+            # which causes rabbitmq to try to start its own epmd
+            sudo mkdir -p /etc/systemd/system/epmd.socket.d
+            cat <<EOF | sudo tee /etc/systemd/system/epmd.socket.d/ports.conf >/dev/null
+[Socket]
+ListenStream=
+ListenStream=[::]:4369
+EOF
+            sudo systemctl daemon-reload
+            sudo systemctl restart epmd.socket epmd.service
+        fi
+        if is_fedora || is_suse; then
             sudo systemctl enable rabbitmq-server
         fi
     fi

lib/swift

@@ -557,7 +557,11 @@ EOF
 
     local swift_log_dir=${SWIFT_DATA_DIR}/logs
     sudo rm -rf ${swift_log_dir}
-    sudo install -d -o ${STACK_USER} -g adm ${swift_log_dir}/hourly
+    local swift_log_group=adm
+    if is_suse; then
+        swift_log_group=root
+    fi
+    sudo install -d -o ${STACK_USER} -g ${swift_log_group} ${swift_log_dir}/hourly
 
     if [[ $SYSLOG != "False" ]]; then
         sed "s,%SWIFT_LOGDIR%,${swift_log_dir}," $FILES/swift/rsyslog.conf | sudo \

stack.sh

@@ -221,7 +221,7 @@ write_devstack_version
 
 # Warn users who aren't on an explicitly supported distro, but allow them to
 # override check and attempt installation with ``FORCE=yes ./stack``
-if [[ ! ${DISTRO} =~ (xenial|zesty|artful|stretch|jessie|f25|f26|f27|opensuse-42.2|opensuse-42.3|rhel7) ]]; then
+if [[ ! ${DISTRO} =~ (xenial|zesty|artful|stretch|jessie|f25|f26|f27|opensuse-42.3|opensuse-tumbleweed|rhel7) ]]; then
     echo "WARNING: this script has not been tested on $DISTRO"
     if [[ "$FORCE" != "yes" ]]; then
         die $LINENO "If you wish to run this script anyway run with FORCE=yes"

tools/install_pip.sh

@@ -129,10 +129,10 @@ get_versions
 
 # Eradicate any and all system packages
 
-# Python in fedora depends on the python-pip package so removing it
+# Python in fedora/suse depends on the python-pip package so removing it
 # results in a nonfunctional system. pip on fedora installs to /usr so pip
 # can safely override the system pip for all versions of fedora
-if ! is_fedora ; then
+if ! is_fedora  && ! is_suse; then
     uninstall_package python-pip
     uninstall_package python3-pip
 fi