feat: add experimental agents support (#22290)

feat: add AI chat system with agent tools and chat UI

Introduce the chatd subsystem and Agents UI for AI-powered chat
within Coder workspaces.

- Add chatd package with chat loop, message compaction, prompt
  management, and LLM provider integration (OpenAI, Anthropic)
- Add agent tools: create workspace, list/read templates, read/write/
  edit files, execute commands
- Add chat API endpoints with streaming, message editing, and
  durable reconnection
- Add database schema and migrations for chats, chat messages, chat
  providers, and chat model configs
- Add RBAC policies and dbauthz enforcement for chat resources
- Add Agents UI pages with conversation timeline, queued messages
  list, diff viewer, and model configuration panel
- Add comprehensive test coverage including coderd integration tests,
  chatd unit tests, and Storybook stories
- Gate feature behind experiments flag

---------

Co-authored-by: Cian Johnston <cian@coder.com>
Co-authored-by: Danielle Maywood <danielle@themaywoods.com>
Co-authored-by: Jeremy Ruppel <jeremy@coder.com>
Co-authored-by: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
Kyle Carberry
2026-02-27 16:50:56 +00:00
committed by GitHub
co-authored by Cian Johnston Danielle Maywood Jeremy Ruppel Claude Sonnet 4.6
parent 67da4e8b56
commit edee917d88
201 changed files with 44828 additions and 1859 deletions
+111 -43
View File
@@ -617,28 +617,8 @@ func (r *RootCmd) Server(newAPI func(context.Context, *coderd.Options) (*coderd.
}
}
extAuthEnv, err := ReadExternalAuthProvidersFromEnv(os.Environ())
if err != nil {
return xerrors.Errorf("read external auth providers from env: %w", err)
}
promRegistry := prometheus.NewRegistry()
oauthInstrument := promoauth.NewFactory(promRegistry)
vals.ExternalAuthConfigs.Value = append(vals.ExternalAuthConfigs.Value, extAuthEnv...)
externalAuthConfigs, err := externalauth.ConvertConfig(
oauthInstrument,
vals.ExternalAuthConfigs.Value,
vals.AccessURL.Value(),
)
if err != nil {
return xerrors.Errorf("convert external auth config: %w", err)
}
for _, c := range externalAuthConfigs {
logger.Debug(
ctx, "loaded external auth config",
slog.F("id", c.ID),
)
}
realIPConfig, err := httpmw.ParseRealIPConfig(vals.ProxyTrustedHeaders, vals.ProxyTrustedOrigins)
if err != nil {
@@ -669,7 +649,7 @@ func (r *RootCmd) Server(newAPI func(context.Context, *coderd.Options) (*coderd.
Pubsub: nil,
CacheDir: cacheDir,
GoogleTokenValidator: googleTokenValidator,
ExternalAuthConfigs: externalAuthConfigs,
ExternalAuthConfigs: nil,
RealIPConfig: realIPConfig,
SSHKeygenAlgorithm: sshKeygenAlgorithm,
TracerProvider: tracerProvider,
@@ -829,6 +809,40 @@ func (r *RootCmd) Server(newAPI func(context.Context, *coderd.Options) (*coderd.
return xerrors.Errorf("set deployment id: %w", err)
}
extAuthEnv, err := ReadExternalAuthProvidersFromEnv(os.Environ())
if err != nil {
return xerrors.Errorf("read external auth providers from env: %w", err)
}
mergedExternalAuthProviders := append([]codersdk.ExternalAuthConfig{}, vals.ExternalAuthConfigs.Value...)
mergedExternalAuthProviders = append(mergedExternalAuthProviders, extAuthEnv...)
vals.ExternalAuthConfigs.Value = mergedExternalAuthProviders
mergedExternalAuthProviders, err = maybeAppendDefaultGithubExternalAuthProvider(
ctx,
options.Logger,
options.Database,
vals,
mergedExternalAuthProviders,
)
if err != nil {
return xerrors.Errorf("maybe append default github external auth provider: %w", err)
}
options.ExternalAuthConfigs, err = externalauth.ConvertConfig(
oauthInstrument,
mergedExternalAuthProviders,
vals.AccessURL.Value(),
)
if err != nil {
return xerrors.Errorf("convert external auth config: %w", err)
}
for _, c := range options.ExternalAuthConfigs {
logger.Debug(
ctx, "loaded external auth config",
slog.F("id", c.ID),
)
}
// Manage push notifications.
experiments := coderd.ReadExperiments(options.Logger, options.DeploymentValues.Experiments.Value())
if experiments.Enabled(codersdk.ExperimentWebPush) {
@@ -1926,6 +1940,79 @@ type githubOAuth2ConfigParams struct {
enterpriseBaseURL string
}
func isDeploymentEligibleForGithubDefaultProvider(ctx context.Context, db database.Store) (bool, error) {
// We want to enable the default provider only for new deployments, and avoid
// enabling it if a deployment was upgraded from an older version.
// nolint:gocritic // Requires system privileges
defaultEligible, err := db.GetOAuth2GithubDefaultEligible(dbauthz.AsSystemRestricted(ctx))
if err != nil && !errors.Is(err, sql.ErrNoRows) {
return false, xerrors.Errorf("get github default eligible: %w", err)
}
defaultEligibleNotSet := errors.Is(err, sql.ErrNoRows)
if defaultEligibleNotSet {
// nolint:gocritic // User count requires system privileges
userCount, err := db.GetUserCount(dbauthz.AsSystemRestricted(ctx), false)
if err != nil {
return false, xerrors.Errorf("get user count: %w", err)
}
// We check if a deployment is new by checking if it has any users.
defaultEligible = userCount == 0
// nolint:gocritic // Requires system privileges
if err := db.UpsertOAuth2GithubDefaultEligible(dbauthz.AsSystemRestricted(ctx), defaultEligible); err != nil {
return false, xerrors.Errorf("upsert github default eligible: %w", err)
}
}
return defaultEligible, nil
}
func maybeAppendDefaultGithubExternalAuthProvider(
ctx context.Context,
logger slog.Logger,
db database.Store,
vals *codersdk.DeploymentValues,
mergedExplicitProviders []codersdk.ExternalAuthConfig,
) ([]codersdk.ExternalAuthConfig, error) {
if !vals.ExternalAuthGithubDefaultProviderEnable.Value() {
logger.Info(ctx, "default github external auth provider suppressed",
slog.F("reason", "disabled by configuration"),
slog.F("flag", "external-auth-github-default-provider-enable"),
)
return mergedExplicitProviders, nil
}
if len(mergedExplicitProviders) > 0 {
logger.Info(ctx, "default github external auth provider suppressed",
slog.F("reason", "explicit external auth providers configured"),
slog.F("provider_count", len(mergedExplicitProviders)),
)
return mergedExplicitProviders, nil
}
defaultEligible, err := isDeploymentEligibleForGithubDefaultProvider(ctx, db)
if err != nil {
return nil, err
}
if !defaultEligible {
logger.Info(ctx, "default github external auth provider suppressed",
slog.F("reason", "deployment is not eligible"),
)
return mergedExplicitProviders, nil
}
logger.Info(ctx, "injecting default github external auth provider",
slog.F("type", codersdk.EnhancedExternalAuthProviderGitHub.String()),
slog.F("client_id", GithubOAuth2DefaultProviderClientID),
slog.F("device_flow", GithubOAuth2DefaultProviderDeviceFlow),
)
return append(mergedExplicitProviders, codersdk.ExternalAuthConfig{
Type: codersdk.EnhancedExternalAuthProviderGitHub.String(),
ClientID: GithubOAuth2DefaultProviderClientID,
DeviceFlow: GithubOAuth2DefaultProviderDeviceFlow,
}), nil
}
func getGithubOAuth2ConfigParams(ctx context.Context, db database.Store, vals *codersdk.DeploymentValues) (*githubOAuth2ConfigParams, error) {
params := githubOAuth2ConfigParams{
accessURL: vals.AccessURL.Value(),
@@ -1950,28 +2037,9 @@ func getGithubOAuth2ConfigParams(ctx context.Context, db database.Store, vals *c
return nil, nil //nolint:nilnil
}
// Check if the deployment is eligible for the default GitHub OAuth2 provider.
// We want to enable it only for new deployments, and avoid enabling it
// if a deployment was upgraded from an older version.
// nolint:gocritic // Requires system privileges
defaultEligible, err := db.GetOAuth2GithubDefaultEligible(dbauthz.AsSystemRestricted(ctx))
if err != nil && !errors.Is(err, sql.ErrNoRows) {
return nil, xerrors.Errorf("get github default eligible: %w", err)
}
defaultEligibleNotSet := errors.Is(err, sql.ErrNoRows)
if defaultEligibleNotSet {
// nolint:gocritic // User count requires system privileges
userCount, err := db.GetUserCount(dbauthz.AsSystemRestricted(ctx), false)
if err != nil {
return nil, xerrors.Errorf("get user count: %w", err)
}
// We check if a deployment is new by checking if it has any users.
defaultEligible = userCount == 0
// nolint:gocritic // Requires system privileges
if err := db.UpsertOAuth2GithubDefaultEligible(dbauthz.AsSystemRestricted(ctx), defaultEligible); err != nil {
return nil, xerrors.Errorf("upsert github default eligible: %w", err)
}
defaultEligible, err := isDeploymentEligibleForGithubDefaultProvider(ctx, db)
if err != nil {
return nil, err
}
if !defaultEligible {