Add Dir and Mounts support (#102)

Author: firecow

examples/swarm-app.yml

@@ -46,6 +46,8 @@ service_specs:
     replicas: 2
     stop_signal: SIGQUIT
     stop_grace_period: 10
+    user: '0'
+    dir: /etc/nginx
     placement:
       preferences:
         - { spread: node.hostname }

schema.json

@@ -156,6 +156,9 @@
               }
             }
           },
+          "dir": {
+            "type": "string"
+          },
           "mounts": {
             "values": {
               "properties": {

src/service-spec.ts

@@ -79,6 +79,7 @@ export function initServiceSpec ({appName, serviceName, config, hashedConfigs, c
                 User: serviceConfig.user,
                 Configs: configs,
                 Isolation: "default",
+                Dir: serviceConfig.dir,
                 HealthCheck: {
                     Test: serviceConfig.health_check?.test,
                     Interval: serviceConfig.health_check?.interval,
@@ -87,6 +88,14 @@ export function initServiceSpec ({appName, serviceName, config, hashedConfigs, c
                     StartInterval: serviceConfig.health_check?.start_interval,
                     Retries: serviceConfig.health_check?.retries,
                 },
+                Mounts: Object.entries(serviceConfig.mounts ?? {}).map(([t, m]) => {
+                    return {
+                        Target: t,
+                        Source: m.source,
+                        Type: m.type,
+                        ReadOnly: m.readonly,
+                    };
+                }),
             },
             Placement: {
                 Constraints: serviceConfig.placement?.constraints,

src/swarm-app-config.ts

@@ -53,6 +53,7 @@ export interface SwarmAppServiceConfig {
         start_period?: number;
         start_interval?: number;
     };
+    dir?: string;
     mounts?: Record<string, {
         source: string;
         type: "bind" | "volume";
@@ -144,6 +145,7 @@ export const swarmAppConfigSchema: JTDSchemaType<SwarmAppConfig> = {
                             start_interval: {type: "int32"},
                         },
                     },
+                    dir: {type: "string"},
                     mounts: {
                         values: {
                             properties: {