1 files changed, 31 insertions, 0 deletions
diff --git a/vendor/gems/kubeclient/lib/kubeclient/gcp_command_credentials.rb b/vendor/gems/kubeclient/lib/kubeclient/gcp_command_credentials.rb
new file mode 100644
index 00000000000..9c68c1a2847
--- /dev/null
+++ b/vendor/gems/kubeclient/lib/kubeclient/gcp_command_credentials.rb
@@ -0,0 +1,31 @@
+# frozen_string_literal: true
+
+module Kubeclient
+  # Generates a bearer token for Google Cloud Platform.
+  class GCPCommandCredentials
+    class << self
+      def token(config)
+        require 'open3'
+        require 'shellwords'
+        require 'json'
+        require 'jsonpath'
+
+        cmd = config['cmd-path']
+        args = config['cmd-args']
+        token_key = config['token-key']
+
+        out, err, st = Open3.capture3(cmd, *args.split(' '))
+
+        raise "exec command failed: #{err}" unless st.success?
+
+        extract_token(out, token_key)
+      end
+
+      private
+
+      def extract_token(output, token_key)
+        JsonPath.on(output, token_key.gsub(/^{|}$/, '')).first
+      end
+    end
+  end
+end