chore: pull CLI git rev and version into about dialog

ui/desktop/electron-app/config/forge.config.js

@@ -1,4 +1,7 @@
 const process = require('process');
+const { version } = require('../src/boundary-cli.js');
+
+const formattedCLIVersion = version().formatted;
 
 module.exports = {
   hooks: {
@@ -24,7 +27,8 @@ module.exports = {
     ],
     name: "Boundary Desktop",
     appBundleId: "com.electron.boundary",
-    appVersion: "0.0.1",
+    // TODO: where should the client version number come from?
+    appVersion: `1.0.0 ${formattedCLIVersion}`,
     appCopyright: "Copyright © 2021 HashiCorp, Inc."
   },
   makers: [

ui/desktop/electron-app/src/boundary-cli.js

@@ -1,5 +1,5 @@
 const path = require('path');
-const { spawnAsyncJSONPromise } = require('./spawn-promise');
+const { spawnAsyncJSONPromise, spawnSync } = require('./spawn-promise');
 
 const cliPath = async () => path.resolve(__dirname, '..', 'cli', 'boundary');
 
@@ -17,5 +17,19 @@ module.exports = {
       '--output-json-errors'
     ];
     return spawnAsyncJSONPromise(command);
+  },
+  // Returns JSON-formatted version information from the CLI
+  version: () => {
+    const command = [ '-v' ];
+    const rawOutput = spawnSync(command);
+    let gitRevision = /Git Revision:\s*(?<rev>.*)\n/.exec(rawOutput);
+    let versionNumber = /Version Number:\s*(?<ver>.*)\n/.exec(rawOutput);
+    if (gitRevision) gitRevision = gitRevision.groups.rev;
+    if (versionNumber) versionNumber = versionNumber.groups.ver;
+    const formatted = versionNumber
+      ? `CLI Version ${versionNumber}; Git Rev ${gitRevision}`
+      : `CLI Git Rev ${gitRevision}`;
+    return { gitRevision, versionNumber, formatted };
+    return rawOutput;
   }
 }

ui/desktop/electron-app/src/spawn-promise.js

@@ -1,5 +1,7 @@
 const path = require('path');
-const { spawn } = require('child_process');
+const { spawn, spawnSync } = require('child_process');
+
+const boundaryPath = path.resolve(__dirname, '..', 'cli', 'boundary');
 
 // Convert to json
 const jsonify = (data) => {
@@ -37,7 +39,6 @@ module.exports = {
    */
   spawnAsyncJSONPromise(command) {
     return new Promise((resolve, reject) => {
-      const boundaryPath = path.resolve(__dirname, '..', 'cli', 'boundary');
       const childProcess = spawn(boundaryPath, command);
       let outputStream = '';
       let errorStream = '';
@@ -57,4 +58,13 @@ module.exports = {
     });
   },
 
+  /**
+   *
+   */
+  spawnSync(command) {
+    const childProcess = spawnSync(boundaryPath, command);
+    const rawOutput = childProcess.output.toString();
+    return rawOutput;
+  }
+
 };