add detach keys support for remote

Signed-off-by: Peter Hunt <pehunt@redhat.com>

API.md

@@ -1591,6 +1591,8 @@ user [?string](#?string)
 workdir [?string](#?string)
 
 env [?[]string](#?[]string)
+
+detachKeys [?string](#?string)
 ### <a name="Image"></a>type Image
 
 

cmd/podman/varlink/io.podman.varlink

@@ -514,7 +514,9 @@ type ExecOpts(
     # workdir to run command in container
     workdir: ?string,
     # slice of keyword=value environment variables
-    env: ?[]string
+    env: ?[]string,
+    # string of detach keys
+    detachKeys: ?string
 )
 
 # GetVersion returns version and build information of the podman service

pkg/adapter/containers_remote.go

@@ -1017,7 +1017,6 @@ func (r *LocalRuntime) ExecContainer(ctx context.Context, cli *cliconfig.ExecVal
 
 	// Check if we are attached to a terminal. If we are, generate resize
 	// events, and set the terminal to raw mode
-	// TODO FIXME tty
 	if haveTerminal && cli.Tty {
 		cancel, oldTermState, err := handleTerminalAttach(ctx, resize)
 		if err != nil {
@@ -1038,6 +1037,7 @@ func (r *LocalRuntime) ExecContainer(ctx context.Context, cli *cliconfig.ExecVal
 		User:       &cli.User,
 		Workdir:    &cli.Workdir,
 		Env:        &envs,
+		DetachKeys: &cli.DetachKeys,
 	}
 
 	inputStream := os.Stdin

pkg/varlinkapi/containers.go

@@ -782,6 +782,9 @@ func (i *LibpodAPI) ExecContainer(call iopodman.VarlinkCall, opts iopodman.ExecO
 			fmt.Sprintf("exec requires a running container, %s is %s", ctr.ID(), state.String()))
 	}
 
+	// ACK the client upgrade request
+	call.ReplyExecContainer()
+
 	envs := []string{}
 	if opts.Env != nil {
 		envs = *opts.Env
@@ -796,8 +799,11 @@ func (i *LibpodAPI) ExecContainer(call iopodman.VarlinkCall, opts iopodman.ExecO
 	if opts.Workdir != nil {
 		workDir = *opts.Workdir
 	}
-	// ACK the client upgrade request
-	call.ReplyExecContainer()
+
+	var detachKeys string
+	if opts.DetachKeys != nil {
+		detachKeys = *opts.DetachKeys
+	}
 
 	resizeChan := make(chan remotecommand.TerminalSize)
 
@@ -818,11 +824,10 @@ func (i *LibpodAPI) ExecContainer(call iopodman.VarlinkCall, opts iopodman.ExecO
 		}
 	}()
 
-	// TODO FIXME detach keys
 	go func() {
-		ec, err := ctr.Exec(opts.Tty, opts.Privileged, envs, opts.Cmd, user, workDir, streams, 0, resizeChan, "")
+		ec, err := ctr.Exec(opts.Tty, opts.Privileged, envs, opts.Cmd, user, workDir, streams, 0, resizeChan, detachKeys)
 		if err != nil {
-			logrus.Errorf("ExecContainer Exec err %s, %s\n", err.Error(), errors.Cause(err).Error())
+			logrus.Errorf(err.Error())
 		}
 		ecErrChan <- ExitCodeError{
 			uint32(ec),

test/e2e/exec_test.go

@@ -77,8 +77,6 @@ var _ = Describe("Podman exec", func() {
 	})
 
 	It("podman exec environment test", func() {
-		// passing environment variables is not supported in the remote client
-		SkipIfRemote()
 		setup := podmanTest.RunTopContainer("test1")
 		setup.WaitWithDefaultTimeout()
 		Expect(setup.ExitCode()).To(Equal(0))
@@ -110,8 +108,8 @@ var _ = Describe("Podman exec", func() {
 		match, _ := session.GrepString("BAR")
 		Expect(match).Should(BeTrue())
 		os.Unsetenv("FOO")
-
 	})
+
 	It("podman exec exit code", func() {
 		setup := podmanTest.RunTopContainer("test1")
 		setup.WaitWithDefaultTimeout()