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package reconnectingpty_test
import (
"bytes"
"context"
"io"
"testing"
"time"
"github.com/google/uuid"
"github.com/stretchr/testify/require"
"github.com/coder/coder/v2/agent/agenttest"
"github.com/coder/coder/v2/coderd/coderdtest"
"github.com/coder/coder/v2/coderd/httpapi"
"github.com/coder/coder/v2/codersdk"
"github.com/coder/coder/v2/codersdk/workspacesdk"
"github.com/coder/coder/v2/provisioner/echo"
"github.com/coder/coder/v2/provisionersdk/proto"
"github.com/coder/coder/v2/scaletest/reconnectingpty"
"github.com/coder/coder/v2/testutil"
)
func Test_Runner(t *testing.T) {
t.Parallel()
t.Run("OK", func(t *testing.T) {
t.Parallel()
client, agentID := setupRunnerTest(t)
runner := reconnectingpty.NewRunner(client, reconnectingpty.Config{
AgentID: agentID,
Init: workspacesdk.AgentReconnectingPTYInit{
// Use ; here because it's powershell compatible (vs &&).
Command: "echo 'hello world'; sleep 1",
},
LogOutput: true,
})
ctx, cancel := context.WithTimeout(context.Background(), testutil.WaitSuperLong)
defer cancel()
logs := bytes.NewBuffer(nil)
err := runner.Run(ctx, "1", logs)
require.NoError(t, err)
tr := testutil.NewTerminalReader(t, logs)
err = tr.ReadUntilString(ctx, "Output:")
require.NoError(t, err)
// OSX: Output:\n\thello world\n
// Win: Output:\n\t\x1b[2J\x1b[m\x1b[H\x1b]0;Administrator: C:\\Program Files\\PowerShell\\7\\pwsh.exe\a\x1b[?25hhello world\n
err = tr.ReadUntilString(ctx, "hello world")
require.NoError(t, err)
})
t.Run("NoLogOutput", func(t *testing.T) {
t.Parallel()
client, agentID := setupRunnerTest(t)
runner := reconnectingpty.NewRunner(client, reconnectingpty.Config{
AgentID: agentID,
Init: workspacesdk.AgentReconnectingPTYInit{
Command: "echo 'hello world'",
},
LogOutput: false,
})
ctx, cancel := context.WithTimeout(context.Background(), testutil.WaitSuperLong)
defer cancel()
logs := bytes.NewBuffer(nil)
err := runner.Run(ctx, "1", logs)
require.NoError(t, err)
tr := testutil.NewTerminalReader(t, logs)
err = tr.ReadUntilString(ctx, "Output:")
require.Error(t, err)
require.ErrorIs(t, err, io.EOF)
})
t.Run("Timeout", func(t *testing.T) {
t.Parallel()
t.Run("NoTimeout", func(t *testing.T) {
t.Parallel()
client, agentID := setupRunnerTest(t)
runner := reconnectingpty.NewRunner(client, reconnectingpty.Config{
AgentID: agentID,
Init: workspacesdk.AgentReconnectingPTYInit{
Command: "echo 'hello world'",
},
Timeout: httpapi.Duration(2 * testutil.WaitSuperLong),
LogOutput: true,
})
ctx, cancel := context.WithTimeout(context.Background(), testutil.WaitSuperLong)
defer cancel()
logs := bytes.NewBuffer(nil)
err := runner.Run(ctx, "1", logs)
logStr := logs.String()
t.Log("Runner logs:\n\n" + logStr)
require.NoError(t, err)
})
t.Run("Timeout", func(t *testing.T) {
t.Parallel()
client, agentID := setupRunnerTest(t)
runner := reconnectingpty.NewRunner(client, reconnectingpty.Config{
AgentID: agentID,
Init: workspacesdk.AgentReconnectingPTYInit{
Command: "sleep 120",
},
Timeout: httpapi.Duration(2 * time.Second),
LogOutput: true,
})
ctx, cancel := context.WithTimeout(context.Background(), testutil.WaitSuperLong)
defer cancel()
logs := bytes.NewBuffer(nil)
err := runner.Run(ctx, "1", logs)
logStr := logs.String()
t.Log("Runner logs:\n\n" + logStr)
require.Error(t, err)
require.ErrorIs(t, err, context.DeadlineExceeded)
})
})
t.Run("ExpectTimeout", func(t *testing.T) {
t.Parallel()
t.Run("Timeout", func(t *testing.T) {
t.Parallel()
client, agentID := setupRunnerTest(t)
runner := reconnectingpty.NewRunner(client, reconnectingpty.Config{
AgentID: agentID,
Init: workspacesdk.AgentReconnectingPTYInit{
Command: "sleep 120",
},
Timeout: httpapi.Duration(2 * time.Second),
ExpectTimeout: true,
LogOutput: true,
})
ctx, cancel := context.WithTimeout(context.Background(), testutil.WaitSuperLong)
defer cancel()
logs := bytes.NewBuffer(nil)
err := runner.Run(ctx, "1", logs)
logStr := logs.String()
t.Log("Runner logs:\n\n" + logStr)
require.NoError(t, err)
})
t.Run("NoTimeout", func(t *testing.T) {
t.Parallel()
client, agentID := setupRunnerTest(t)
runner := reconnectingpty.NewRunner(client, reconnectingpty.Config{
AgentID: agentID,
Init: workspacesdk.AgentReconnectingPTYInit{
Command: "echo 'hello world'",
},
Timeout: httpapi.Duration(2 * testutil.WaitSuperLong),
ExpectTimeout: true,
LogOutput: true,
})
ctx, cancel := context.WithTimeout(context.Background(), testutil.WaitSuperLong)
defer cancel()
logs := bytes.NewBuffer(nil)
err := runner.Run(ctx, "1", logs)
logStr := logs.String()
t.Log("Runner logs:\n\n" + logStr)
require.Error(t, err)
require.ErrorContains(t, err, "expected timeout")
})
})
t.Run("ExpectOutput", func(t *testing.T) {
t.Parallel()
t.Run("Matches", func(t *testing.T) {
t.Parallel()
client, agentID := setupRunnerTest(t)
runner := reconnectingpty.NewRunner(client, reconnectingpty.Config{
AgentID: agentID,
Init: workspacesdk.AgentReconnectingPTYInit{
Command: "echo 'hello world'; sleep 1",
},
LogOutput: true,
})
ctx, cancel := context.WithTimeout(context.Background(), testutil.WaitSuperLong)
defer cancel()
logs := bytes.NewBuffer(nil)
err := runner.Run(ctx, "1", logs)
require.NoError(t, err)
tr := testutil.NewTerminalReader(t, logs)
err = tr.ReadUntilString(ctx, "hello world")
require.NoError(t, err)
})
t.Run("NotMatches", func(t *testing.T) {
t.Parallel()
client, agentID := setupRunnerTest(t)
runner := reconnectingpty.NewRunner(client, reconnectingpty.Config{
AgentID: agentID,
Init: workspacesdk.AgentReconnectingPTYInit{
Command: "echo 'hello world'; sleep 1",
},
LogOutput: true,
})
ctx, cancel := context.WithTimeout(context.Background(), testutil.WaitSuperLong)
defer cancel()
logs := bytes.NewBuffer(nil)
err := runner.Run(ctx, "1", logs)
require.NoError(t, err)
tr := testutil.NewTerminalReader(t, logs)
err = tr.ReadUntilString(ctx, "bello borld")
require.Error(t, err)
require.ErrorIs(t, err, io.EOF)
})
})
}
func setupRunnerTest(t *testing.T) (client *codersdk.Client, agentID uuid.UUID) {
t.Helper()
client, _, api := coderdtest.NewWithAPI(t, &coderdtest.Options{
IncludeProvisionerDaemon: true,
})
user := coderdtest.CreateFirstUser(t, client)
authToken := uuid.NewString()
version := coderdtest.CreateTemplateVersion(t, client, user.OrganizationID, &echo.Responses{
Parse: echo.ParseComplete,
ProvisionPlan: echo.PlanComplete,
ProvisionGraph: []*proto.Response{{
Type: &proto.Response_Graph{
Graph: &proto.GraphComplete{
Resources: []*proto.Resource{{
Name: "example",
Type: "aws_instance",
Agents: []*proto.Agent{{
Id: uuid.NewString(),
Name: "agent",
Auth: &proto.Agent_Token{
Token: authToken,
},
Apps: []*proto.App{},
}},
}},
},
},
}},
})
template := coderdtest.CreateTemplate(t, client, user.OrganizationID, version.ID)
coderdtest.AwaitTemplateVersionJobCompleted(t, client, version.ID)
workspace := coderdtest.CreateWorkspace(t, client, template.ID)
coderdtest.AwaitWorkspaceBuildJobCompleted(t, client, workspace.LatestBuild.ID)
_ = agenttest.New(t, client.URL, authToken)
resources := coderdtest.AwaitWorkspaceAgents(t, client, workspace.ID)
require.Eventually(t, func() bool {
t.Log("agent id", resources[0].Agents[0].ID)
return (*api.TailnetCoordinator.Load()).Node(resources[0].Agents[0].ID) != nil
}, testutil.WaitLong, testutil.IntervalMedium, "agent never connected")
return client, resources[0].Agents[0].ID
}