backups

templates/squashkiwi/_dockerhelper.sh

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+# Routines for interacting with docker
+
+
+# Check if docker is installed
+_check_docker_installed() {
+    if ! command -v docker &> /dev/null; then
+        echo "Docker is not installed"
+        return 1
+    fi
+
+    # check if docker daemon is running
+    if ! docker info &> /dev/null; then
+        echo "Docker daemon is not running"
+        return 1
+    fi
+
+    # check if user has permission to run docker
+    if ! docker run --rm hello-world &> /dev/null; then
+        echo "User does not have permission to run docker"
+        return 1
+    fi
+
+    return 0
+}
+
+# Check if a container exists
+_is_container_exists() {
+    if ! docker ps -a --format "{{.Names}}" | grep -q "^$1$"; then
+        return 1
+    fi
+    return 0
+}
+
+# Check if a container is running
+_is_container_running() {
+    if ! docker ps --format "{{.Names}}" | grep -q "^$1$"; then
+        return 1
+    fi
+    return 0
+}
+
+# get contianer ID
+_get_container_id() {
+    docker ps --format "{{.ID}}" --filter "name=$1"
+}
+
+# get container status
+_get_container_status() {
+    docker ps --format "{{.Status}}" --filter "name=$1"
+}
+
+# start container that exists
+_start_container() {
+    _is_container_exists $1 || return 1
+    _is_container_running $1 && return 0
+    docker start $1
+}
+
+# stop container that exists
+_stop_container() {
+    _is_container_running $1 || return 0;
+    docker stop $1
+}   
+
+# remove container that exists
+_remove_container() {
+    _stop_container $1
+    _is_container_exists $1 || return 0;
+    docker rm $1
+}
+
+# get container logs
+_get_container_logs() {
+    if ! _is_container_exists $1; then
+        echo "Container $1 does not exist"
+        return 1
+    fi
+
+    docker logs $1
+}
+