kaniko hangs

gistfile1.txt

version: 2.1
jobs:
  my-job:
    machine:
      image: ubuntu-2004:202107-02
    steps:
      - checkout
      - run:
          name: snap install
          command: sudo snap install microk8s --classic
      - run:
          name: "get config"
          command: |
            mkdir -p ~/.kube/
            sudo microk8s config >> ~/.kube/config
      - run:
          name: "enable microk8s features"
          command: sudo microk8s enable dns storage
      - run:
          name: "install kubectl"
          command: |
            cd ~/bin
            curl -LO "https://dl.k8s.io/release/$(curl -L -s https://dl.k8s.io/release/stable.txt)/bin/linux/amd64/kubectl"
            chmod +x kubectl
      - run:
          name: "install helm"
          command: |
            curl https://raw.githubusercontent.com/helm/helm/main/scripts/get-helm-3 | bash
      - run:
          name: "prepare networking"
          command: |
            sudo snap install yq
            KUBE_IP=$(cat ~/.kube/config \
                | yq e '.clusters[0].cluster.server' - \
                | cut -d '/' -f3 \
                | cut -d ':' -f1)
            echo "      [plugins.\"io.containerd.grpc.v1.cri\".registry.mirrors.\"${KUBE_IP}:30500\"]
                    endpoint = [\"http://${KUBE_IP}:30500\"]" | sudo tee -a /var/snap/microk8s/current/args/containerd-template.toml
            sudo microk8s stop
            sudo microk8s start

      - run:
          name: "do the thing"
          command: |

            # the commands in this section are not exactly how I replicate this
            # I copied them from the output of a script which does many irrelevant things
            # but they tell the story at least

            # deply the registry
            helm repo add twuni https://helm.twun.io
            helm install tb11c-registry --namespace tb11c-meta twuni/docker-registry
            cat << 'EOF' | kubectl apply -n tb11c-meta -f -
            apiVersion: v1
            kind: Service
            metadata:
              name: tb11c-meta-image-registry
            spec:
              ports:
              - nodePort: 30500
                port: 5000
                targetPort: 5000
              selector:
                app: docker-registry
              type: NodePort
            EOF

            # build the image
            export KUBECTL_COMMAND_HEADERS=false # https://github.com/kubernetes/kubectl/issues/1098
            export KUBECONFIG=/home/circleci/.kube/config
            mdkir -p tmp
            cd tmp
            echo 'FROM alpine
            RUN echo hello > foo' > Dockerfile
            tar -cf - * | gzip -9 | \
                kubectl run -n tb11c-work-fausvfd build-zyszeia --restart=Never -i \
                --image=gcr.io/kaniko-project/executor:latest \
                -- --destination 10.1.119.6:5000/imgname:tagname \
                   --build-arg=CACHE_BUST=$(date +s%) \
                   --cache=true \
                   --cache-ttl=48h \
                   --context tar://stdin