feat(config): read exec arguments from kubeconfig (#333)

godaddy · Sep 26, 2018 · 58541c7 · 58541c7
1 parent ed47d43
commit 58541c7
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diff --git a/lib/config.js b/lib/config.js
@@ -141,6 +141,25 @@ function fromKubeconfig(kubeconfig, current) {
       };
     }
 
+    if (user.exec) {
+      const env = {};
+      user.exec.env.forEach(variable => {
+        env[variable.name] = variable.value;
+      });
+      const args = user.exec.args.join(' ');
+      auth = {
+        provider: {
+          type: 'cmd',
+          config: {
+            'cmd-args': args,
+            'cmd-path': user.exec.command,
+            'token-key': 'status.token',
+            'cmd-env': env
+          }
+        }
+      };
+    }
+
     if (user.username) auth.user = user.username;
     if (user.password) auth.pass = user.password;
   }

diff --git a/test/config.test.js b/test/config.test.js
@@ -379,6 +379,56 @@ describe('Config', () => {
       expect(args.auth.provider.type).equals('cmd');
     });
 
+    it('handles user.exec', () => {
+      const command = 'foo-command';
+      const cmdArgs = ['arg1', 'arg2'];
+      const envKey = 'foo-env-key';
+      const envValue = 'foo-env-value';
+      const kubeconfig = {
+        'apiVersion': 'v1',
+        'kind': 'Config',
+        'preferences': {},
+        'current-context': 'foo-context',
+        'contexts': [
+          {
+            name: 'foo-context',
+            context: {
+              cluster: 'foo-cluster',
+              user: 'foo-user'
+            }
+          }
+        ],
+        'clusters': [
+          {
+            name: 'foo-cluster',
+            cluster: {
+              server: 'https://192.168.42.121:8443'
+            }
+          }
+        ],
+        'users': [
+          {
+            name: 'foo-user',
+            user: {
+              exec: {
+                command,
+                args: cmdArgs,
+                env: [{
+                  name: envKey,
+                  value: envValue
+                }]
+              }
+            }
+          }
+        ]
+      };
+      const args = config.fromKubeconfig(kubeconfig);
+      expect(args.auth.provider.type).equals('cmd');
+      expect(args.auth.provider.config['cmd-args']).equals(cmdArgs.join(' '));
+      expect(args.auth.provider.config['cmd-path']).equals(command);
+      expect(args.auth.provider.config['cmd-env']).deep.equals({ [envKey]: envValue });
+    });
+
     it('handles manually specified current-context', () => {
       const kubeconfig = {
         'apiVersion': 'v1',