feat(incus-runner): container state detection

extra/incus-runner/lib/actions/enter.js

@@ -1,15 +1,17 @@
-export default async function({config}) {
+export default async function ({ config }) {
   // Note, using `incus shell` would be nice but `cwd` doesn't seem right
   // `incus shell --cwd /nikita/packages/$pkg` then `pwd` return `/root`
   // `incus shell --cwd /nikita/packages/$pkg -- pkg` prints:
   //   `pwd: ignoring non-option arguments`
   //   `/nikita/packages/$pkg`
   await this.execute({
-    $header: 'Container enter',
+    $header: "Container enter",
+    // To be tested
+    // command: `incus shell --cwd ${config.cwd} ${config.container}`,
     command: `incus exec --cwd ${config.cwd} ${config.container} -- bash`,
-    stdio: ['inherit', 'inherit', 'inherit'],
+    stdio: ["inherit", "inherit", "inherit"],
     stdin: process.stdin,
     stdout: process.stdout,
-    stderr: process.stderr
+    stderr: process.stderr,
   });
-};
+}

extra/incus-runner/lib/actions/state.js

@@ -1,7 +1,18 @@
-export default async function({config}) {
-  const {config: state} = await this.incus.state({
-    $header: 'Container state',
-    container: `${config.container}`
+export default async function ({ config }) {
+  let state = "";
+  const { exists } = await this.incus.exists({
+    $header: "Container exists",
+    container: `${config.container}`,
   });
-  process.stdout.write(JSON.stringify(state, null, 2));
-};
+  if (!exists) {
+    state = "NOT_CREATED";
+  } else {
+    ({ config: state } = await this.incus.state({
+      $if: exists,
+      $header: "Container state",
+      container: `${config.container}`,
+    }));
+  }
+  // process.stdout.write(JSON.stringify(state, null, 2));
+  return { state: state };
+}

extra/incus-runner/lib/index.js

@@ -103,8 +103,8 @@ export default function (config) {
       },
       state: {
         description: `Print machine state and information.`,
-        handler: function ({ params }) {
-          return nikita({
+        handler: async function ({ params }) {
+          const { state } = await nikita({
             $debug: params.debug,
           })
             .log.cli({
@@ -120,6 +120,14 @@ export default function (config) {
               ...config,
               ...params,
             });
+          setImmediate(() => {
+            process.stdout.write(
+              state === "NOT_CREATED" ?
+                "Container is not created."
+              : `State could not be found, found ${state}.`,
+            );
+            process.stdout.write("\n");
+          });
         },
       },
       run: {