DCI: Fetch the last component for a given topic

dci_get_last_component.sh

#!/bin/bash

if [ -z $1 ]; then
    echo "Usag: $0 tag_name"
    exit 1
fi
tag_name=$1
tag_id=$(dcictl --format json topic-list --where name:${tag_name}|jq -r '.topics[0].id')
component_id=$(dcictl --format json component-list --topic-id ${tag_id} --limit 1|jq -r .components[0].id)
component_name=$(dcictl --format json component-list --topic-id ${tag_id} --limit 1|jq -r .components[0].name)
component_file_id=$(dcictl --format json component-file-list $component_id|jq -r .component_files[0].id)

echo "component_name $component_name"
echo "component_id $component_id"
echo "component_file_id $component_file_id"
mkdir ~/tmp
dcictl component-file-download $component_id --file-id $component_file_id --target ~/tmp/toto.tar
#tar tf ~/tmp/toto.tar|grep container_images.yaml