Update src/dockerutils.sh
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@ -5,7 +5,20 @@ if [[ "${BASH_SOURCE[0]}" == "${0}" ]]; then
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exit 1
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fi
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check_swarm_status() {
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dockerutils() {
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echo "Available Docker Utility Functions:"
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echo " swarm_status - Check the status of the Docker swarm."
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echo " node_role - Check the role of the current node in the swarm."
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echo " volumes - List Docker volumes."
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echo " networks - List Docker overlay networks."
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echo " deploy_stack - Deploy a Docker stack. Usage: deploy_stack <stack-name>"
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echo " remove_stack - Remove a Docker stack. Usage: remove_stack <stack-name>"
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echo " find_container - Find a container by name pattern. Usage: find_container <container-name-pattern>"
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echo " find_service_node - Find the nodes where services matching a pattern are running. Usage: find_service_node <service-name-pattern>"
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echo " exec_remote - SSH into the node where a container is running and execute a command inside it. Usage: exec_remote <container-name-pattern> <command>"
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}
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swarm_status() {
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SWARM_STATUS=$(docker info --format '{{.Swarm.LocalNodeState}}')
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if [[ "$SWARM_STATUS" == "inactive" ]]; then
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echo "Node is not in a swarm. Ready to join."
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@ -20,7 +33,7 @@ check_swarm_status() {
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fi
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}
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check_node_role() {
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node_role() {
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NODE_ROLE=$(docker info --format '{{.Swarm.ControlAvailable}}')
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if [[ "$NODE_ROLE" == "true" ]]; then
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echo "Node is a manager."
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@ -33,13 +46,13 @@ check_node_role() {
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fi
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}
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list_docker_volumes() {
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volumes=$(docker volume ls --format '{{.Name}}')
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if [[ -z "$volumes" ]]; then
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volumes() {
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volume_list=$(docker volume ls --format '{{.Name}}')
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if [[ -z "$volume_list" ]]; then
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echo "No Docker volumes found."
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else
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echo "Available Docker volumes:"
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echo "$volumes"
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echo "$volume_list"
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fi
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if [ $? -ne 0 ]; then
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echo "Usage: Ensure Docker is running and you have the correct permissions."
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@ -47,13 +60,13 @@ list_docker_volumes() {
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fi
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}
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list_docker_overlay_networks() {
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networks=$(docker network ls --filter driver=overlay --format '{{.Name}}')
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if [[ -z "$networks" ]]; then
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networks() {
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network_list=$(docker network ls --filter driver=overlay --format '{{.Name}}')
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if [[ -z "$network_list" ]]; then
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echo "No Docker overlay networks found."
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else
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echo "Docker overlay networks:"
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echo "$networks"
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echo "$network_list"
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fi
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if [ $? -ne 0 ]; then
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echo "Usage: Ensure Docker is running and you have the correct permissions."
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@ -61,9 +74,9 @@ list_docker_overlay_networks() {
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fi
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}
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dup() {
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deploy_stack() {
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if [ -z "$1" ]; then
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echo "Usage: dup <stack-name>"
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echo "Usage: deploy_stack <stack-name>"
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return 1
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fi
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docker stack deploy --with-registry-auth -c ~/"$1"/"$1".yml "$1"
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@ -73,9 +86,9 @@ dup() {
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fi
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}
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ddn() {
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remove_stack() {
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if [ -z "$1" ]; then
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echo "Usage: ddn <stack-name>"
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echo "Usage: remove_stack <stack-name>"
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return 1
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fi
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docker stack rm "$1"
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@ -85,16 +98,47 @@ ddn() {
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fi
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}
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cid() {
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find_container() {
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if [ -z "$1" ]; then
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echo "Usage: cid <container-name>"
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echo "Usage: find_container <container-name-pattern>"
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return 1
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fi
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container_id=$(docker ps -qf "name=^$1$" 2>/dev/null)
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if [ -z "$container_id" ]; then
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echo "No container found with the name: $1"
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echo "Usage: Ensure the container name is correct and the container is running."
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container_info=$(docker ps --filter "name=$1" --format "{{.ID}} {{.Names}} {{.Node}}")
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if [ -z "$container_info" ]; then
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echo "No container found with the pattern: $1"
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echo "Usage: Ensure the container name pattern is correct and the container is running."
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return 1
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fi
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echo "$container_id"
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echo "$container_info"
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}
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find_service_node() {
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if [ -z "$1" ]; then
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echo "Usage: find_service_node <service-name-pattern>"
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return 1
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fi
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service_info=$(docker service ps --filter "desired-state=running" --format "{{.Name}} {{.Node}}" | grep "$1")
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if [ -z "$service_info" ]; then
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echo "No service found matching pattern: $1"
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return 1
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fi
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echo "$service_info"
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}
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exec_remote() {
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if [ -z "$1" ] || [ -z "$2" ]; then
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echo "Usage: exec_remote <container-name-pattern> <command>"
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return 1
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fi
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container_info=$(find_container "$1")
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if [ $? -ne 0 ]; then
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return 1
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fi
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container_id=$(echo "$container_info" | awk '{print $1}')
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container_node=$(echo "$container_info" | awk '{print $3}')
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echo "Connecting to node $container_node to execute command in container $container_id"
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ssh "$container_node" "docker exec -it $container_id $2"
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}
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