Files
coder/cli/sync_test.go
T
Sas Swart 7d95153bf4 feat: add coder exp sync list command (#26443)
Add a new subcommand to list all registered sync units and their current
statuses. This provides a quick overview of the dependency coordination
state in a workspace without needing to query each unit individually.

The command supports both table (default) and JSON output formats.

```
$ coder exp sync list
UNIT    STATUS     READY
unit-a  started    true
unit-b  completed  true
unit-c  pending    false

$ coder exp sync list --output json
[
  {
    "unit_name": "my-unit",
    "status": "started",
    "is_ready": true
  }
]
```

When no units are registered, the command prints `No units registered`.

<details><summary>Changes across layers</summary>

- `agent/unit`: add `Manager.ListUnits()` method
- `agent/agentsocket/proto`: add `SyncList` RPC, bump API to v1.2
- `agent/agentsocket`: add service and client implementations
- `cli`: add `sync_list.go` command, register in `sync.go`
- Tests: three golden-file test cases (empty list, multiple units, JSON)

</details>

> Generated by Coder Agents on behalf of @SasSwart

---------

Co-authored-by: Cian Johnston <cian@coder.com>
2026-06-17 13:01:57 +02:00

490 lines
14 KiB
Go

package cli_test
import (
"bytes"
"context"
"os"
"path/filepath"
"runtime"
"testing"
"github.com/stretchr/testify/require"
"cdr.dev/slog/v3"
"github.com/coder/coder/v2/agent/agentsocket"
"github.com/coder/coder/v2/cli/clitest"
"github.com/coder/coder/v2/testutil"
)
// setupSocketServer creates an agentsocket server at a temporary path for testing.
// Returns the socket path and a cleanup function. The path should be passed to
// sync commands via the --socket-path flag.
func setupSocketServer(t *testing.T) (path string, cleanup func()) {
t.Helper()
// Use a temporary socket path for each test
socketPath := testutil.AgentSocketPath(t)
// Create parent directory if needed. Not necessary on Windows because named pipes live in an abstract namespace
// not tied to any real files.
if runtime.GOOS != "windows" {
parentDir := filepath.Dir(socketPath)
err := os.MkdirAll(parentDir, 0o700)
require.NoError(t, err, "create socket directory")
}
server, err := agentsocket.NewServer(
slog.Make().Leveled(slog.LevelDebug),
agentsocket.WithPath(socketPath),
)
require.NoError(t, err, "create socket server")
// Return cleanup function
return socketPath, func() {
err := server.Close()
require.NoError(t, err, "close socket server")
_ = os.Remove(socketPath)
}
}
func TestSyncCommands_Golden(t *testing.T) {
t.Parallel()
t.Run("ping", func(t *testing.T) {
t.Parallel()
path, cleanup := setupSocketServer(t)
defer cleanup()
ctx := testutil.Context(t, testutil.WaitShort)
var outBuf bytes.Buffer
inv, _ := clitest.New(t, "exp", "sync", "ping", "--socket-path", path)
inv.Stdout = &outBuf
inv.Stderr = &outBuf
err := inv.WithContext(ctx).Run()
require.NoError(t, err)
clitest.TestGoldenFile(t, "TestSyncCommands_Golden/ping_success", outBuf.Bytes(), nil)
})
t.Run("start_no_dependencies", func(t *testing.T) {
t.Parallel()
path, cleanup := setupSocketServer(t)
defer cleanup()
ctx := testutil.Context(t, testutil.WaitShort)
var outBuf bytes.Buffer
inv, _ := clitest.New(t, "exp", "sync", "start", "test-unit", "--socket-path", path)
inv.Stdout = &outBuf
inv.Stderr = &outBuf
err := inv.WithContext(ctx).Run()
require.NoError(t, err)
clitest.TestGoldenFile(t, "TestSyncCommands_Golden/start_no_dependencies", outBuf.Bytes(), nil)
})
t.Run("start_with_dependencies", func(t *testing.T) {
t.Parallel()
path, cleanup := setupSocketServer(t)
defer cleanup()
ctx := testutil.Context(t, testutil.WaitShort)
// Set up dependencies: test-unit depends on dep-unit and dep-unit-2.
client, err := agentsocket.NewClient(ctx, agentsocket.WithPath(path))
require.NoError(t, err)
err = client.SyncWant(ctx, "test-unit", "dep-unit")
require.NoError(t, err)
err = client.SyncWant(ctx, "test-unit", "dep-unit-2")
require.NoError(t, err)
client.Close()
outBuf := testutil.NewWaitBuffer()
done := make(chan error, 1)
go func() {
if err := outBuf.WaitFor(ctx, "is waiting for dependencies"); err != nil {
done <- err
return
}
compCtx := context.Background()
compClient, err := agentsocket.NewClient(compCtx, agentsocket.WithPath(path))
if err != nil {
done <- err
return
}
defer compClient.Close()
// Start and complete both dependency units.
err = compClient.SyncStart(compCtx, "dep-unit")
if err != nil {
done <- err
return
}
err = compClient.SyncComplete(compCtx, "dep-unit")
if err != nil {
done <- err
return
}
err = compClient.SyncStart(compCtx, "dep-unit-2")
if err != nil {
done <- err
return
}
err = compClient.SyncComplete(compCtx, "dep-unit-2")
done <- err
}()
inv, _ := clitest.New(t, "exp", "sync", "start", "test-unit", "--socket-path", path)
inv.Stdout = outBuf
inv.Stderr = outBuf
// Run the start command. It should wait for the dependencies.
err = inv.WithContext(ctx).Run()
require.NoError(t, err)
// Ensure the completion goroutine finished.
select {
case err := <-done:
require.NoError(t, err, "complete dependency")
case <-ctx.Done():
t.Fatal("timed out waiting for dependency completion goroutine")
}
clitest.TestGoldenFile(t, "TestSyncCommands_Golden/start_with_dependencies", outBuf.Bytes(), nil)
})
t.Run("start_with_satisfied_dependencies", func(t *testing.T) {
t.Parallel()
path, cleanup := setupSocketServer(t)
defer cleanup()
ctx := testutil.Context(t, testutil.WaitShort)
// Set up dependencies: test-unit depends on dep-unit and dep-unit-2.
client, err := agentsocket.NewClient(ctx, agentsocket.WithPath(path))
require.NoError(t, err)
err = client.SyncWant(ctx, "test-unit", "dep-unit")
require.NoError(t, err)
err = client.SyncWant(ctx, "test-unit", "dep-unit-2")
require.NoError(t, err)
err = client.SyncStart(ctx, "dep-unit")
require.NoError(t, err)
err = client.SyncComplete(ctx, "dep-unit")
require.NoError(t, err)
err = client.SyncStart(ctx, "dep-unit-2")
require.NoError(t, err)
err = client.SyncComplete(ctx, "dep-unit-2")
require.NoError(t, err)
client.Close()
var outBuf bytes.Buffer
inv, _ := clitest.New(t, "exp", "sync", "start", "test-unit", "--socket-path", path)
inv.Stdout = &outBuf
inv.Stderr = &outBuf
err = inv.WithContext(ctx).Run()
require.NoError(t, err)
clitest.TestGoldenFile(t, "TestSyncCommands_Golden/start_with_satisfied_dependencies", outBuf.Bytes(), nil)
})
t.Run("want", func(t *testing.T) {
t.Parallel()
path, cleanup := setupSocketServer(t)
defer cleanup()
ctx := testutil.Context(t, testutil.WaitShort)
var outBuf bytes.Buffer
inv, _ := clitest.New(t, "exp", "sync", "want", "test-unit", "dep-unit", "--socket-path", path)
inv.Stdout = &outBuf
inv.Stderr = &outBuf
err := inv.WithContext(ctx).Run()
require.NoError(t, err)
clitest.TestGoldenFile(t, "TestSyncCommands_Golden/want_success", outBuf.Bytes(), nil)
})
t.Run("want_multiple_deps", func(t *testing.T) {
t.Parallel()
path, cleanup := setupSocketServer(t)
defer cleanup()
ctx := testutil.Context(t, testutil.WaitShort)
var outBuf bytes.Buffer
inv, _ := clitest.New(t, "exp", "sync", "want", "test-unit", "dep-1", "dep-2", "dep-3", "--socket-path", path)
inv.Stdout = &outBuf
inv.Stderr = &outBuf
err := inv.WithContext(ctx).Run()
require.NoError(t, err)
require.Contains(t, outBuf.String(), "Unit \"test-unit\" declared dependencies: [dep-1, dep-2, dep-3]")
require.Contains(t, outBuf.String(), "dep-1")
require.Contains(t, outBuf.String(), "dep-2")
require.Contains(t, outBuf.String(), "dep-3")
// Verify all dependencies were registered by checking status.
outBuf.Reset()
inv, _ = clitest.New(t, "exp", "sync", "status", "test-unit", "--socket-path", path, "--output", "json")
inv.Stdout = &outBuf
inv.Stderr = &outBuf
err = inv.WithContext(ctx).Run()
require.NoError(t, err)
// The output should mention all three dependencies.
output := outBuf.String()
require.Contains(t, output, "dep-1")
require.Contains(t, output, "dep-2")
require.Contains(t, output, "dep-3")
})
t.Run("complete", func(t *testing.T) {
t.Parallel()
path, cleanup := setupSocketServer(t)
defer cleanup()
ctx := testutil.Context(t, testutil.WaitShort)
// First start the unit
client, err := agentsocket.NewClient(ctx, agentsocket.WithPath(path))
require.NoError(t, err)
err = client.SyncStart(ctx, "test-unit")
require.NoError(t, err)
client.Close()
var outBuf bytes.Buffer
inv, _ := clitest.New(t, "exp", "sync", "complete", "test-unit", "--socket-path", path)
inv.Stdout = &outBuf
inv.Stderr = &outBuf
err = inv.WithContext(ctx).Run()
require.NoError(t, err)
clitest.TestGoldenFile(t, "TestSyncCommands_Golden/complete_success", outBuf.Bytes(), nil)
})
t.Run("status_pending", func(t *testing.T) {
t.Parallel()
path, cleanup := setupSocketServer(t)
defer cleanup()
ctx := testutil.Context(t, testutil.WaitShort)
// Set up a unit with unsatisfied dependency
client, err := agentsocket.NewClient(ctx, agentsocket.WithPath(path))
require.NoError(t, err)
err = client.SyncWant(ctx, "test-unit", "dep-unit")
require.NoError(t, err)
client.Close()
var outBuf bytes.Buffer
inv, _ := clitest.New(t, "exp", "sync", "status", "test-unit", "--socket-path", path)
inv.Stdout = &outBuf
inv.Stderr = &outBuf
err = inv.WithContext(ctx).Run()
require.NoError(t, err)
clitest.TestGoldenFile(t, "TestSyncCommands_Golden/status_pending", outBuf.Bytes(), nil)
})
t.Run("status_started", func(t *testing.T) {
t.Parallel()
path, cleanup := setupSocketServer(t)
defer cleanup()
ctx := testutil.Context(t, testutil.WaitShort)
// Start a unit
client, err := agentsocket.NewClient(ctx, agentsocket.WithPath(path))
require.NoError(t, err)
err = client.SyncStart(ctx, "test-unit")
require.NoError(t, err)
client.Close()
var outBuf bytes.Buffer
inv, _ := clitest.New(t, "exp", "sync", "status", "test-unit", "--socket-path", path)
inv.Stdout = &outBuf
inv.Stderr = &outBuf
err = inv.WithContext(ctx).Run()
require.NoError(t, err)
clitest.TestGoldenFile(t, "TestSyncCommands_Golden/status_started", outBuf.Bytes(), nil)
})
t.Run("status_completed", func(t *testing.T) {
t.Parallel()
path, cleanup := setupSocketServer(t)
defer cleanup()
ctx := testutil.Context(t, testutil.WaitShort)
// Start and complete a unit
client, err := agentsocket.NewClient(ctx, agentsocket.WithPath(path))
require.NoError(t, err)
err = client.SyncStart(ctx, "test-unit")
require.NoError(t, err)
err = client.SyncComplete(ctx, "test-unit")
require.NoError(t, err)
client.Close()
var outBuf bytes.Buffer
inv, _ := clitest.New(t, "exp", "sync", "status", "test-unit", "--socket-path", path)
inv.Stdout = &outBuf
inv.Stderr = &outBuf
err = inv.WithContext(ctx).Run()
require.NoError(t, err)
clitest.TestGoldenFile(t, "TestSyncCommands_Golden/status_completed", outBuf.Bytes(), nil)
})
t.Run("status_with_dependencies", func(t *testing.T) {
t.Parallel()
path, cleanup := setupSocketServer(t)
defer cleanup()
ctx := testutil.Context(t, testutil.WaitShort)
// Set up a unit with dependencies, some satisfied, some not
client, err := agentsocket.NewClient(ctx, agentsocket.WithPath(path))
require.NoError(t, err)
err = client.SyncWant(ctx, "test-unit", "dep-1")
require.NoError(t, err)
err = client.SyncWant(ctx, "test-unit", "dep-2")
require.NoError(t, err)
// Complete dep-1, leave dep-2 incomplete
err = client.SyncStart(ctx, "dep-1")
require.NoError(t, err)
err = client.SyncComplete(ctx, "dep-1")
require.NoError(t, err)
client.Close()
var outBuf bytes.Buffer
inv, _ := clitest.New(t, "exp", "sync", "status", "test-unit", "--socket-path", path)
inv.Stdout = &outBuf
inv.Stderr = &outBuf
err = inv.WithContext(ctx).Run()
require.NoError(t, err)
clitest.TestGoldenFile(t, "TestSyncCommands_Golden/status_with_dependencies", outBuf.Bytes(), nil)
})
t.Run("status_json_format", func(t *testing.T) {
t.Parallel()
path, cleanup := setupSocketServer(t)
defer cleanup()
ctx := testutil.Context(t, testutil.WaitShort)
// Set up a unit with dependencies
client, err := agentsocket.NewClient(ctx, agentsocket.WithPath(path))
require.NoError(t, err)
err = client.SyncWant(ctx, "test-unit", "dep-unit")
require.NoError(t, err)
err = client.SyncStart(ctx, "dep-unit")
require.NoError(t, err)
err = client.SyncComplete(ctx, "dep-unit")
require.NoError(t, err)
client.Close()
var outBuf bytes.Buffer
inv, _ := clitest.New(t, "exp", "sync", "status", "test-unit", "--output", "json", "--socket-path", path)
inv.Stdout = &outBuf
inv.Stderr = &outBuf
err = inv.WithContext(ctx).Run()
require.NoError(t, err)
clitest.TestGoldenFile(t, "TestSyncCommands_Golden/status_json_format", outBuf.Bytes(), nil)
})
t.Run("list_no_units", func(t *testing.T) {
t.Parallel()
path, cleanup := setupSocketServer(t)
defer cleanup()
ctx := testutil.Context(t, testutil.WaitShort)
var outBuf bytes.Buffer
inv, _ := clitest.New(t, "exp", "sync", "list", "--socket-path", path)
inv.Stdout = &outBuf
inv.Stderr = &outBuf
err := inv.WithContext(ctx).Run()
require.NoError(t, err)
clitest.TestGoldenFile(t, "TestSyncCommands_Golden/list_no_units", outBuf.Bytes(), nil)
})
t.Run("list_with_units", func(t *testing.T) {
t.Parallel()
path, cleanup := setupSocketServer(t)
defer cleanup()
ctx := testutil.Context(t, testutil.WaitShort)
// Register some units in various states.
client, err := agentsocket.NewClient(ctx, agentsocket.WithPath(path))
require.NoError(t, err)
// unit-a: started
err = client.SyncStart(ctx, "unit-a")
require.NoError(t, err)
// unit-b: completed
err = client.SyncStart(ctx, "unit-b")
require.NoError(t, err)
err = client.SyncComplete(ctx, "unit-b")
require.NoError(t, err)
// unit-c: pending (has unsatisfied dependency on unit-a completing)
err = client.SyncWant(ctx, "unit-c", "unit-a")
require.NoError(t, err)
client.Close()
var outBuf bytes.Buffer
inv, _ := clitest.New(t, "exp", "sync", "list", "--socket-path", path)
inv.Stdout = &outBuf
inv.Stderr = &outBuf
err = inv.WithContext(ctx).Run()
require.NoError(t, err)
clitest.TestGoldenFile(t, "TestSyncCommands_Golden/list_with_units", outBuf.Bytes(), nil)
})
t.Run("list_json_format", func(t *testing.T) {
t.Parallel()
path, cleanup := setupSocketServer(t)
defer cleanup()
ctx := testutil.Context(t, testutil.WaitShort)
// Register a unit.
client, err := agentsocket.NewClient(ctx, agentsocket.WithPath(path))
require.NoError(t, err)
err = client.SyncStart(ctx, "my-unit")
require.NoError(t, err)
client.Close()
var outBuf bytes.Buffer
inv, _ := clitest.New(t, "exp", "sync", "list", "--output", "json", "--socket-path", path)
inv.Stdout = &outBuf
inv.Stderr = &outBuf
err = inv.WithContext(ctx).Run()
require.NoError(t, err)
clitest.TestGoldenFile(t, "TestSyncCommands_Golden/list_json_format", outBuf.Bytes(), nil)
})
}