kmmo-opencas-module.yaml

apiVersion: v1
kind: Namespace
metadata:
  name: opencas-module
---
apiVersion: v1
kind: ConfigMap
metadata:
  name: opencas-module-dockerfile
  namespace : opencas-module
data:
  dockerfile: |
    #FROM_CA_CERTS
    FROM ubuntu as builder

    ARG KERNEL_VERSION
    ARG VERSION

    RUN apt-get update && \
        apt-get install -y \
        make \
        gcc \
        git \
        linux-headers-${KERNEL_VERSION} \
        python3
    #COPY_CA_CERTS
    #INSTALL_CA_CERTS
    
    RUN git clone --depth=1 --branch ${VERSION} https://github.com/Open-CAS/open-cas-linux.git \
        || git clone https://github.com/Open-CAS/open-cas-linux.git && cd open-cas-linux && git checkout ${VERSION}

    WORKDIR /open-cas-linux
    RUN git submodule update --init ocf

    RUN sed -i 's/utils//g' Makefile \
        && sed -i 's/^.*MODPROBE.*$//g' modules/Makefile

    RUN ./configure
    RUN make -j

    FROM ubuntu

    ARG KERNEL_VERSION

    RUN apt-get update && apt-get install -y kmod

    COPY --from=builder /open-cas-linux/modules/cas_cache/cas_cache.ko /opt/lib/modules/${KERNEL_VERSION}/extra/block/opencas/
    COPY --from=builder /open-cas-linux/casadm/casadm /usr/sbin/casadm

    RUN depmod -b /opt ${KERNEL_VERSION}
---
apiVersion: kmm.sigs.x-k8s.io/v1beta1
kind: Module
metadata:
  name: opencas-module
  namespace: opencas-module
spec:
  moduleLoader:
    container:
      modprobe:
        moduleName: cas_cache  # Required
      imagePullPolicy: Always  # Optional
      kernelMappings:  # At least one item is required
        # For any kernel, build the image using the Dockerfile in the ConfigMap.
        - regexp: '^.+$'
          containerImage: "REGISTRY/opencas-module:${KERNEL_FULL_VERSION}" # Ready image will be uploaded and accessible in this location
          build:
            buildArgs:  # Optional arguments passed to build environment, e.g. proxy
              - name: VERSION
                value: OPENCAS_VERSION
              - name: http_proxy
                value: HTTP_PROXY
              - name: https_proxy
                value: HTTPS_PROXY
            #secrets:  # Optional
            #  - name: some-kubernetes-secret  # Will be available in the build environment at /run/secrets/some-kubernetes-secret.
            baseImageRegistryTLS:
              # Optional and not recommended! If true, the build will be allowed to pull the image in the Dockerfile's
              # FROM instruction using plain HTTP.
              insecure: false
              # Optional and not recommended! If true, the build will skip any TLS server certificate validation when
              # pulling the image in the Dockerfile's FROM instruction using plain HTTP.
              insecureSkipTLSVerify: false
            dockerfileConfigMap:  # Required
              name: opencas-module-dockerfile
          registryTLS:
            # Optional and not recommended! If true, KMM will be allowed to check if the container image already exists
            # using plain HTTP.
            insecure: false
            # Optional and not recommended! If true, KMM will skip any TLS server certificate validation when checking if
            # the container image already exists.
            insecureSkipTLSVerify: false
  selector:
    SELECTOR # kernel module will be built/deployed for the selected nodes