confd: add support for setting container hostname

Signed-off-by: Joachim Wiberg <troglobit@gmail.com>

board/common/rootfs/usr/sbin/container

@@ -46,8 +46,8 @@ create()
     fi
 
     #  --syslog --log-level info
-    log "Calling \"podman create --name $name --conmon-pidfile=$pidfn $env $network $port $args $image\""
-    if podman create --name "$name" --conmon-pidfile="$pidfn" $env $network $port $args "$image"; then
+    log "Calling \"podman create --name $name --conmon-pidfile=$pidfn $hostname $env $network $port $args $image\""
+    if podman create --name "$name" --conmon-pidfile="$pidfn" $hostname $env $network $port $args "$image"; then
 	log "Successfully created container $name from $image"
 	rm "/run/containers/env/${name}.env"
 	initctl show "container:$name" |grep -q manual:yes || initctl -bq start "container:$name"
@@ -87,6 +87,7 @@ options:
   -e, --env FILE          Environment variables when creating container
   -f, --force             Force operation, e.g. remove
   -h, --help              Show this help text
+      --hostname NAME     Set hostname when creating container
   -p, --publish PORT      Publish ports when creating container
                           Syntax: [[ip:][hostPort]:]containerPort[/protocol]
   -s, --simple            Show output in simplified format
@@ -129,6 +130,10 @@ while [ "$1" != "" ]; do
 	    usage
 	    exit 0
 	    ;;
+	--hostname)
+	    shift
+	    hostname="--hostname $1"
+	    ;;
 	-p | --publish)
 	    shift
 	    port="$port -p $1"

src/confd/src/infix-containers.c

@@ -29,7 +29,7 @@ static const struct srx_module_requirement reqs[] = {
 static int add(const char *name, struct lyd_node *cif)
 {
 	const char *image = lydx_get_cattr(cif, "image");
-	const char *restart_policy;
+	const char *restart_policy, *string;
 	struct lyd_node *node;
 	FILE *fp, *ep = NULL;
 	char *restart = "";	/* Default restart:10 */
@@ -52,6 +52,9 @@ static int add(const char *name, struct lyd_node *cif)
 	LYX_LIST_FOR_EACH(lyd_child(cif), node, "search")
 		fprintf(fp, " --dns-search %s", lyd_get_value(node));
 
+	if ((string = lydx_get_cattr(cif, "hostname")))
+		fprintf(fp, " --hostname %s", string);
+
 	LYX_LIST_FOR_EACH(lyd_child(cif), node, "publish")
 		fprintf(fp, " -p %s", lyd_get_value(node));
 

src/confd/yang/infix-containers@2023-12-14.yang

@@ -83,6 +83,11 @@ module infix-containers {
 	}
       }
 
+      leaf hostname {
+	description "Sets the container host name that is available inside the container.";
+	type inet:domain-name;
+      }
+
       leaf image {
 	description "Docker image used for the container";
 	mandatory true;
@@ -104,7 +109,7 @@ module infix-containers {
 	description "Select network mode: none, host, or container network interfaces.";
 
 	case host-network {
-	  leaf host {
+	  leaf host-network {
 	    description "Run in same network namespace as host.";
 	    type boolean;
 	  }