docker Copy Url and then Verify CheckSum

example from Dockerfile

- name: Download Otel Collector package
  ansible.builtin.get_url:
      url: https://github.com/open-telemetry/opentelemetry-collector-releases/releases/download/v0.88.0/otelcol_0.88.0_linux_amd64.deb
      dest: /tmp/otelcol_0.88.0_linux_amd64.deb
      mode: '0644'
      checksum: ”sha256:210ea7f7587d3f259db8b92f4d51f77384ca0300cd2f8abdd4cd712bf2822ed1”

example bash function

download() {
   # Download func() that confirms checksum.
   echo "  ... download($# param) to $2 and verify checksum"
   curl -s -L $1 | tee $2 | sha256sum -c <(echo "$3  -") || rm -f $2
}


download $url $filename $checksum20220725