feat: Include cmctl

Also includes a patch to build.sh to make it more reliable.

Fixes #140

Author: dploeger

build.sh

@@ -1,5 +1,7 @@
 #!/usr/bin/env bash
 
+set -euo pipefail
+
 # CloudControl build script
 # Usage:
 #
@@ -27,8 +29,8 @@ for FLAVOUR in ${FLAVOURS}
 do
   cat build/Dockerfile.prefix > Dockerfile
   cat "flavour/${FLAVOUR}/Dockerfile.flavour" >> Dockerfile
-  cat build/Dockerfile.suffix.mo | docker run --rm -i -e FLAVOUR=${FLAVOUR} -e BUILD_DATE=$(date -Iseconds) metal3d/mo >> Dockerfile
-  docker build --pull . -t "ghcr.io/dodevops/cloudcontrol-${FLAVOUR}:${TAG}"
+  cat build/Dockerfile.suffix.mo | docker run --rm -i -e FLAVOUR=${FLAVOUR} -e BUILD_DATE=$(date -Iseconds) ghcr.io/tests-always-included/mo:3.0.5 >> Dockerfile
+  docker build --pull . --no-cache -t "ghcr.io/dodevops/cloudcontrol-${FLAVOUR}:${TAG}"
 done
 
 if [ -e Dockerfile.sav ] ; then

feature/cmctl/feature.yaml

@@ -0,0 +1,7 @@
+icon: "📨"
+title: "cmctl"
+description: "Installs the cert-manager Command Line Tool"
+configuration:
+    - |
+        Environment CMCTL_VERSION: Version of cmctl to install (optional)
+        Defaults to `latest`

feature/cmctl/goss/goss.yaml

@@ -0,0 +1,6 @@
+command:
+    cmctl:
+        exec: "/home/cloudcontrol/bin/cmctl version --client"
+        stdout:
+            - "Client Version"
+        exit-status: 0

feature/cmctl/install.sh

@@ -0,0 +1,9 @@
+. /feature-installer-utils.sh
+
+# Prepare a workspace for installing the feature
+prepare
+
+download "https://github.com/cert-manager/cmctl/releases/${CMCTL_VERSION:-latest}/download/cmctl_linux_$(getPlatform)" cmctl
+execHandle "Making cmctl executable" chmod +x cmctl
+execHandle "Copying tool to ${BINPATH}" cp cmctl "${BINPATH}"
+cleanup