LocalAI/core/application/execution_binding_test.go

// SPDX-License-Identifier: MIT
package application

import (
	"archive/tar"
	"bytes"
	"context"
	"crypto/sha256"
	"encoding/json"
	"errors"
	"fmt"
	"net"
	"net/http"
	"net/http/httptest"
	"os"
	"os/exec"
	"path/filepath"
	"time"

	"github.com/mudler/LocalAI/core/config"
	"github.com/mudler/LocalAI/core/http/auth"
	"github.com/mudler/LocalAI/core/services/addons"
	"github.com/mudler/LocalAI/core/services/addons/catalog"
	"github.com/mudler/LocalAI/core/services/addons/gateway"
	"github.com/mudler/LocalAI/core/services/addons/hostsettings"
	"github.com/mudler/LocalAI/core/services/studio"
	"github.com/mudler/LocalAI/core/services/studio/agents"
	"github.com/mudler/LocalAI/core/services/studio/session"
	"github.com/mudler/LocalAI/core/services/studio/store"
	"github.com/mudler/LocalAI/pkg/addons/contract"
	. "github.com/onsi/ginkgo/v2"
	. "github.com/onsi/gomega"
)

type bindingNameBroker struct {
	studio.AddonTools
	name string
}

func (b bindingNameBroker) Tools(ctx context.Context, user string) ([]studio.AddonTool, error) {
	defs, err := b.AddonTools.Tools(ctx, user)
	for i := range defs {
		if defs[i].AddonID == "renamed-runner" {
			defs[i].Name = b.name
		}
	}
	return defs, err
}

func (b bindingNameBroker) AddonShadowers(ctx context.Context, user string) ([]studio.AddonShadower, error) {
	return b.AddonTools.(studio.ShadowLister).AddonShadowers(ctx, user)
}

var _ = Describe("execution binding owner resolver", func() {
	var a *Application
	var ctx context.Context
	var actor contract.Actor
	var claim gateway.ExecutionBindingClaim
	setOwnerPin := func(pin string) {
		snap, err := a.addonHostSettings.Snapshot(ctx)
		Expect(err).NotTo(HaveOccurred())
		var value *string
		if pin != "" {
			value = &pin
		}
		_, err = a.addonHostSettings.Update(ctx, hostsettings.Patch{ToolProviders: map[string]*string{"bash": value}}, snap.Revision, fmt.Sprintf("pin-%d", snap.Revision))
		Expect(err).NotTo(HaveOccurred())
	}

	BeforeEach(func() {
		requireAddonRuntime()
		ctx = context.Background()
		actor = contract.Actor{UserID: auth.AddonLocalOwnerID, CredentialID: auth.AddonLocalOwnerID, Mode: auth.AddonModeLocalOwner}
		root := realTempDir()
		DeferCleanup(func() {
			_ = filepath.Walk(root, func(p string, info os.FileInfo, err error) error {
				if err == nil && info.IsDir() {
					return os.Chmod(p, 0700)
				}
				return nil
			})
		})
		binary := filepath.Join(root, "fixture")
		output, err := exec.Command("go", "build", "-o", binary, "../../tests/addons/fixture/cmd").CombinedOutput()
		Expect(err).NotTo(HaveOccurred(), string(output))
		executable, err := os.ReadFile(binary)
		Expect(err).NotTo(HaveOccurred())
		raw, err := os.ReadFile("../../tests/addons/fixtures/packages/manifest.json")
		Expect(err).NotTo(HaveOccurred())
		var manifest map[string]any
		Expect(json.Unmarshal(raw, &manifest)).To(Succeed())
		providers := []struct{ id, execute, status string }{{"renamed-runner", "execute", "inspect"}, {"alternate-worker", "launch", "readiness"}}
		archives := map[string][]byte{}
		for _, provider := range providers {
			manifest["id"] = provider.id
			manifest["capabilities"] = contract.Capabilities{Service: true, Actions: true, Tools: []string{provider.execute, provider.status}, ExecutionProvider: &contract.ExecutionProvider{Tools: []string{provider.execute}, StatusTool: provider.status}, ToolDefinitions: []contract.ToolDefinition{
				{Name: provider.execute, Kind: contract.ToolKindAction, Shadows: "bash", Description: "Run a command", InputSchema: json.RawMessage(`{"type":"object","properties":{"command":{"type":"string"}},"required":["command"],"additionalProperties":false}`)},
				{Name: provider.status, Kind: contract.ToolKindRead, UIOnly: true, Description: "Inspect execution", InputSchema: json.RawMessage(`{"type":"object","properties":{},"additionalProperties":false}`)},
			}}
			raw, err = json.Marshal(manifest)
			Expect(err).NotTo(HaveOccurred())
			var archive bytes.Buffer
			tw := tar.NewWriter(&archive)
			for name, data := range map[string][]byte{"manifest.json": raw, "bin/sample": executable, "fixture.json": []byte(`{"mode":"execution-status"}`)} {
				Expect(tw.WriteHeader(&tar.Header{Name: name, Mode: 0755, Size: int64(len(data))})).To(Succeed())
				_, err = tw.Write(data)
				Expect(err).NotTo(HaveOccurred())
			}
			Expect(tw.Close()).To(Succeed())
			archives[provider.id] = append([]byte(nil), archive.Bytes()...)
		}
		var url string
		server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
			var releases []catalog.Release
			for _, provider := range providers {
				data := archives[provider.id]
				if r.URL.Path == "/"+provider.id+".tar" {
					_, _ = w.Write(data)
					return
				}
				releases = append(releases, catalog.Release{ID: provider.id, Name: provider.id, Version: "1.2.3", OS: "linux", Arch: "amd64", Artifact: url + "/" + provider.id + ".tar", Digest: fmt.Sprintf("sha256:%x", sha256.Sum256(data))})
			}
			_ = catalog.WriteIndex(w, releases)
		}))
		DeferCleanup(server.Close)
		url = server.URL
		ownerRoot := filepath.Join(root, "addons")
		Expect(os.MkdirAll(ownerRoot, 0700)).To(Succeed())
		admin := func(context.Context, contract.Actor) error { return nil }
		sources, err := catalog.NewSources(filepath.Join(ownerRoot, "sources.json"), admin, catalog.CredentialResolver{})
		Expect(err).NotTo(HaveOccurred())
		Expect(sources.Save(ctx, actor, catalog.Source{ID: "test", Name: "Test", URL: url, Enabled: true, AllowLoopbackHTTP: true})).To(Succeed())
		runCtx, cancel := context.WithCancel(ctx)
		DeferCleanup(cancel)
		a = &Application{applicationConfig: &config.ApplicationConfig{Context: runCtx, Addons: config.AddonConfig{Enabled: true, InstanceID: "owner", OwnerID: "owner", OwnerAddress: "https://owner.example", StorageID: "local", Root: ownerRoot, AdminCheck: admin, OwnershipMode: auth.AddonModeLocalOwner, Host: contract.HostCompatibility{Host: 1, API: contract.HostAPIVersion, Protocol: 1, SDK: 1, DataFormat: 1, OS: "linux", Arch: "amd64"}}}}

		keys := filepath.Join(root, "keys")
		Expect(gateway.GenerateCarrierKeys(keys, []string{"127.0.0.1"})).To(Succeed())
		listener, e := net.Listen("tcp", "127.0.0.1:0")
		Expect(e).NotTo(HaveOccurred())
		address := listener.Addr().String()
		Expect(listener.Close()).To(Succeed())
		transport, e := gateway.LoadCarrierConfig(keys, "owner", "https://"+address)
		Expect(e).NotTo(HaveOccurred())
		a.applicationConfig.Addons.InstanceID = transport.InstanceID
		a.applicationConfig.Addons.OwnerID = transport.OwnerID
		a.applicationConfig.Addons.OwnerAddress = transport.OwnerAddress
		a.applicationConfig.Addons.ListenAddress = address
		a.applicationConfig.Addons.Transport = transport
		Expect(a.startAddons()).To(Succeed())
		DeferCleanup(a.Shutdown)
		for index, provider := range providers {
			// Install timestamps have second precision; separate them to test age, not ID tie-breaking.
			if index > 0 {
				time.Sleep(time.Second)
			}
			_, err = a.addonManager.Submit(ctx, actor, addons.LifecycleCommand{OperationID: "install-" + provider.id, AddonID: provider.id, Action: "install", SourceID: "test", Version: "1.2.3"})
			Expect(err).NotTo(HaveOccurred())
			_, err = a.addonManager.Submit(ctx, actor, addons.LifecycleCommand{OperationID: "enable-" + provider.id, AddonID: provider.id, Action: "enable", Generation: 1})
			Expect(err).NotTo(HaveOccurred())
		}
		a.studioStore, err = store.NewJSON(filepath.Join(root, "chats"))
		Expect(err).NotTo(HaveOccurred())
		a.studioAgents, err = agents.NewJSON(filepath.Join(root, "agents"))
		Expect(err).NotTo(HaveOccurred())
		claim = gateway.ExecutionBindingClaim{ConversationID: "conversation"}
		Expect(a.studioStore.CreateChat(ctx, session.ChatRecord{ID: claim.ConversationID, Principal: studio.AnonymousPrincipal, Created: time.Now(), Updated: time.Now()})).To(Succeed())
		Expect(a.addonGateway.ResolveExecutionBinding).NotTo(BeNil())
		Expect(a.addonGateway.AuthorizeExecutionStatus).NotTo(BeNil())
	})
	It("rejects noncanonical and mismatched selected tool identities", func() {
		setOwnerPin("renamed-runner")
		for _, name := range []string{"execute", "bash", "addon__alternate-worker__execute", "addon__renamed-runner__bad_name", "addon__renamed-runner__execute__extra"} {
			_, err := a.resolveExecutionBindingWithTools(ctx, actor, claim, bindingNameBroker{AddonTools: a.StudioAddonTools(), name: name})
			Expect(err).To(MatchError(gateway.ErrForbidden), name)
		}
		_, err := a.resolveExecutionBindingWithTools(ctx, actor, claim, bindingNameBroker{AddonTools: a.StudioAddonTools(), name: "addon__renamed-runner__execute"})
		Expect(err).NotTo(HaveOccurred())
	})

	It("uses owner CAS pins for execution and typed status and fails closed on policy outage", func() {
		first, err := a.addonGateway.BindingForActor(ctx, actor, claim)
		Expect(err).NotTo(HaveOccurred())
		a.applicationConfig.SetChatsToolProviders(map[string]string{"bash": "renamed-runner"})
		snap, err := a.addonHostSettings.Snapshot(ctx)
		Expect(err).NotTo(HaveOccurred())
		pin := "alternate-worker"
		_, err = a.addonHostSettings.Update(ctx, hostsettings.Patch{ToolProviders: map[string]*string{"bash": &pin}}, snap.Revision, "pin-alternate")
		Expect(err).NotTo(HaveOccurred())
		pins, err := a.studioToolPins(ctx)
		Expect(err).NotTo(HaveOccurred())
		Expect(pins["bash"]).To(Equal(pin))
		second, err := a.addonGateway.BindingForActor(ctx, actor, claim)
		Expect(err).NotTo(HaveOccurred())
		Expect(second.AddonID).To(Equal(pins["bash"]))
		Expect(a.addonGateway.AuthorizeExecutionStatus(ctx, actor, first)).NotTo(Succeed())
		Expect(a.addonGateway.AuthorizeExecutionStatus(ctx, actor, second)).To(Succeed())
		_, err = a.addonHostSettings.Update(ctx, hostsettings.Patch{}, snap.Revision, "stale-pin")
		Expect(err).To(MatchError(hostsettings.ErrConflict))
		Expect(a.addonGateway.AuthorizeExecutionStatus(ctx, actor, second)).To(Succeed())
		Expect(a.addonHostSettings.Close()).To(Succeed())
		_, err = a.studioToolPins(ctx)
		Expect(err).To(HaveOccurred())
		_, err = a.addonGateway.BindingForActor(ctx, actor, claim)
		Expect(err).To(HaveOccurred())
		Expect(a.addonGateway.AuthorizeExecutionStatus(ctx, actor, second)).NotTo(Succeed())
	})

	It("reads the host ceiling of connector files from the owner policy", func() {
		got, err := a.studioConnectorFilesCeiling(ctx)
		Expect(err).NotTo(HaveOccurred())
		Expect(got).To(Equal(contract.DefaultFileCeilingBytes))
		snap, err := a.addonHostSettings.Snapshot(ctx)
		Expect(err).NotTo(HaveOccurred())
		ceiling := int64(8 << 20)
		_, err = a.addonHostSettings.Update(ctx, hostsettings.Patch{ConnectorFilesCeiling: &ceiling}, snap.Revision, "files-ceiling")
		Expect(err).NotTo(HaveOccurred())
		got, err = a.studioConnectorFilesCeiling(ctx)
		Expect(err).NotTo(HaveOccurred())
		Expect(got).To(Equal(ceiling))
		Expect(a.addonHostSettings.Close()).To(Succeed())
		_, err = a.studioConnectorFilesCeiling(ctx)
		Expect(err).To(HaveOccurred(), "an owner that is down does not read as the default")
	})

	It("resolves local-owner SQLite using current chat and agent reads", func() {
		db, err := auth.InitDB(filepath.Join(realTempDir(), "identity.db"))
		Expect(err).NotTo(HaveOccurred())
		sqlDB, err := db.DB()
		Expect(err).NotTo(HaveOccurred())
		DeferCleanup(sqlDB.Close)
		originalChats, originalAgents := a.studioStore, a.studioAgents
		DeferCleanup(func() { a.studioStore, a.studioAgents = originalChats, originalAgents })
		a.authDB = db
		a.studioStore, err = store.NewGORM(db)
		Expect(err).NotTo(HaveOccurred())
		a.studioAgents, err = agents.NewGORM(db)
		Expect(err).NotTo(HaveOccurred())
		Expect(a.studioStore.CreateChat(ctx, session.ChatRecord{ID: claim.ConversationID, Principal: studio.AnonymousPrincipal, Created: time.Now(), Updated: time.Now()})).To(Succeed())
		binding, err := a.addonGateway.BindingForActor(ctx, actor, claim)
		Expect(err).NotTo(HaveOccurred())
		Expect(binding.AddonID).To(Equal("renamed-runner"))
		Expect(a.addonGateway.AuthorizeExecutionStatus(ctx, actor, binding)).To(Succeed())
	})

	It("resolves named SQLite chats and rechecks current accounts and credentials", func() {
		db, err := auth.InitDB(filepath.Join(realTempDir(), "named.db"))
		Expect(err).NotTo(HaveOccurred())
		sqlDB, err := db.DB()
		Expect(err).NotTo(HaveOccurred())
		DeferCleanup(sqlDB.Close)
		originalChats, originalAgents := a.studioStore, a.studioAgents
		DeferCleanup(func() { a.studioStore, a.studioAgents = originalChats, originalAgents })
		a.authDB = db
		a.applicationConfig.Addons.OwnershipMode = auth.AddonModeNamedUser
		// Install current named-account validation without restarting the runtime.
		originalGateway := a.addonGateway
		DeferCleanup(func() { a.addonGateway = originalGateway })
		a.addonGateway = &gateway.Gateway{Manager: a.addonManager, Runtime: originalGateway.Runtime, Tools: originalGateway.Tools, HostSettings: originalGateway.HostSettings, Revalidate: auth.AddonRevalidate(db, auth.AddonModeNamedUser)}
		Expect(a.wireExecutionBinding(a.addonGateway)).To(Succeed())
		a.studioStore, err = store.NewGORM(db)
		Expect(err).NotTo(HaveOccurred())
		a.studioAgents, err = agents.NewGORM(db)
		Expect(err).NotTo(HaveOccurred())
		user := auth.User{ID: "runner", Role: auth.RoleUser, Status: auth.StatusActive}
		Expect(db.Create(&user).Error).To(Succeed())
		permissions := auth.UserPermission{UserID: user.ID, Permissions: auth.PermissionMap{auth.FeatureAddons: true}}
		Expect(db.Create(&permissions).Error).To(Succeed())
		actor = contract.Actor{UserID: user.ID, CredentialID: auth.AddonChatsCredential, Mode: auth.AddonModeNamedUser}
		Expect(a.studioStore.CreateChat(ctx, session.ChatRecord{ID: claim.ConversationID, Principal: user.ID, Created: time.Now(), Updated: time.Now()})).To(Succeed())
		binding, err := a.addonGateway.BindingForActor(ctx, actor, claim)
		Expect(err).NotTo(HaveOccurred())
		Expect(binding.AddonID).To(Equal("renamed-runner"))
		Expect(a.addonGateway.AuthorizeExecutionStatus(ctx, actor, binding)).To(Succeed())
		_, err = a.addonGateway.BindingForActor(ctx, actor, gateway.ExecutionBindingClaim{ConversationID: "foreign"})
		Expect(err).To(HaveOccurred())
		Expect(db.Model(&user).Update("status", "disabled").Error).To(Succeed())
		Expect(a.addonGateway.AuthorizeExecutionStatus(ctx, actor, binding)).NotTo(Succeed())
		Expect(db.Model(&user).Update("status", auth.StatusActive).Error).To(Succeed())
		permissions.Permissions = auth.PermissionMap{}
		Expect(db.Model(&auth.UserPermission{}).Where("user_id = ?", user.ID).Update("permissions", permissions.Permissions).Error).To(Succeed())
		Expect(a.addonGateway.AuthorizeExecutionStatus(ctx, actor, binding)).NotTo(Succeed())
		permissions.Permissions = auth.PermissionMap{auth.FeatureAddons: true}
		Expect(db.Model(&auth.UserPermission{}).Where("user_id = ?", user.ID).Update("permissions", permissions.Permissions).Error).To(Succeed())
		_, err = a.addonGateway.BindingForActor(ctx, actor, claim)
		Expect(err).NotTo(HaveOccurred())
		_, key, err := auth.CreateAPIKey(db, user.ID, "test", auth.RoleUser, "secret", nil)
		Expect(err).NotTo(HaveOccurred())
		actor.CredentialID = "key:" + key.ID
		binding, err = a.addonGateway.BindingForActor(ctx, actor, claim)
		Expect(err).NotTo(HaveOccurred())
		expired := time.Now().Add(-time.Hour)
		Expect(db.Model(key).Update("expires_at", expired).Error).To(Succeed())
		Expect(a.addonGateway.AuthorizeExecutionStatus(ctx, actor, binding)).NotTo(Succeed())
		Expect(db.Create(&auth.Session{ID: "browser", UserID: user.ID, ExpiresAt: time.Now().Add(time.Hour)}).Error).To(Succeed())
		actor.CredentialID = "session:browser"
		binding, err = a.addonGateway.BindingForActor(ctx, actor, claim)
		Expect(err).NotTo(HaveOccurred())
		Expect(db.Delete(&auth.Session{}, "id = ?", "browser").Error).To(Succeed())
		Expect(a.addonGateway.AuthorizeExecutionStatus(ctx, actor, binding)).NotTo(Succeed())
	})

	It("selects the oldest real provider then pins a second distinct manifest and runtime", func() {
		first, err := a.addonGateway.BindingForActor(ctx, actor, claim)
		Expect(err).NotTo(HaveOccurred())
		Expect(first.AddonID).To(Equal("renamed-runner"))
		Expect(first.ExecutionTool).To(Equal("execute"))
		Expect(first.StatusTool).To(Equal("inspect"))
		setOwnerPin("alternate-worker")
		second, err := a.addonGateway.BindingForActor(ctx, actor, claim)
		Expect(err).NotTo(HaveOccurred())
		Expect(second.AddonID).To(Equal("alternate-worker"))
		Expect(second.ExecutionTool).To(Equal("launch"))
		Expect(second.StatusTool).To(Equal("readiness"))
		for _, binding := range []gateway.ExecutionStatusBinding{first, second} {
			runtime, err := a.addonManager.Runtime(ctx, binding.AddonID)
			Expect(err).NotTo(HaveOccurred())
			Expect(binding.Generation).To(Equal(runtime.Generation))
			Expect(binding.Incarnation).To(Equal(runtime.Incarnation))
		}
		Expect(a.addonGateway.AuthorizeExecutionStatus(ctx, actor, first)).NotTo(Succeed())
		Expect(a.addonGateway.AuthorizeExecutionStatus(ctx, actor, second)).To(Succeed())
	})
	It("binds the actual renamed running provider and rejects forged bindings and foreign actors", func() {
		b, err := a.addonGateway.BindingForActor(ctx, actor, claim)
		Expect(err).NotTo(HaveOccurred())
		Expect(b.AddonID).To(Equal("renamed-runner"))
		Expect(b.ExecutionTool).To(Equal("execute"))
		Expect(b.StatusTool).To(Equal("inspect"))
		current, err := a.addonManager.Runtime(ctx, b.AddonID)
		Expect(err).NotTo(HaveOccurred())
		Expect(b.Generation).To(Equal(current.Generation))
		Expect(b.Incarnation).To(Equal(current.Incarnation))
		Expect(a.addonGateway.AuthorizeExecutionStatus(ctx, actor, b)).To(Succeed())

		forged := b
		forged.StatusTool = "execute"
		Expect(a.addonGateway.AuthorizeExecutionStatus(ctx, actor, forged)).NotTo(Succeed())
		foreign := actor
		foreign.UserID = "other"
		Expect(a.addonGateway.AuthorizeExecutionStatus(ctx, foreign, b)).NotTo(Succeed())
	})
	It("observes the actual renamed provider through the Studio typed adapter and withdraws stale facts", func() {
		broker := a.StudioAddonTools().(*studioAddons)
		request, addon, explanation := broker.NewExecutionObservation(ctx, studio.AnonymousPrincipal, claim.ConversationID)
		Expect(request).NotTo(BeNil())
		defer request.Close()
		Expect(addon).To(Equal("renamed-runner"))
		value := request.Observe(ctx)
		Expect(string(value.Readiness)).To(Equal("available"))
		Expect(string(value.Isolation)).To(Equal("isolated"))
		Expect(explanation().Explanation).To(BeEmpty())
		Expect(request.Observe(ctx)).To(Equal(value))
		Expect(a.studioStore.SetAddonsOff(ctx, studio.AnonymousPrincipal, claim.ConversationID, []string{"renamed-runner", "alternate-worker"})).To(Succeed())
		Expect(string(request.Observe(ctx).Isolation)).To(Equal("unknown"))
		Expect(explanation().Failure).To(Equal(studio.UnknownStale))
		Expect(broker.Isolation(ctx, studio.AnonymousPrincipal, "renamed-runner")).To(BeEmpty())
		none, selectedNone, noneDetail := broker.NewExecutionObservation(ctx, studio.AnonymousPrincipal, claim.ConversationID)
		Expect(none).To(BeNil())
		Expect(selectedNone).To(BeEmpty())
		Expect(noneDetail().Failure).To(Equal(studio.UnknownNotReported))
		Expect(a.studioStore.SetAddonsOff(ctx, studio.AnonymousPrincipal, claim.ConversationID, nil)).To(Succeed())
		fresh, selected, _ := broker.NewExecutionObservation(ctx, studio.AnonymousPrincipal, claim.ConversationID)
		Expect(fresh).NotTo(BeNil())
		defer fresh.Close()
		Expect(selected).To(Equal("renamed-runner"))
		Expect(string(fresh.Observe(ctx).Readiness)).To(Equal("available"))
	})
	It("validates current pins and chat switches without historical ABA guarantees", func() {
		b, err := a.addonGateway.BindingForActor(ctx, actor, claim)
		Expect(err).NotTo(HaveOccurred())
		setOwnerPin("alternate-worker")
		Expect(a.addonGateway.AuthorizeExecutionStatus(ctx, actor, b)).NotTo(Succeed())
		setOwnerPin("")
		b, err = a.addonGateway.BindingForActor(ctx, actor, claim)
		Expect(err).NotTo(HaveOccurred())
		Expect(a.studioStore.SetAddonsOff(ctx, studio.AnonymousPrincipal, claim.ConversationID, []string{"renamed-runner", "alternate-worker"})).To(Succeed())
		_, err = a.addonGateway.BindingForActor(ctx, actor, claim)
		Expect(err).To(HaveOccurred())
		Expect(a.studioStore.SetAddonsOff(ctx, studio.AnonymousPrincipal, claim.ConversationID, nil)).To(Succeed())
		Expect(a.addonGateway.AuthorizeExecutionStatus(ctx, actor, b)).To(Succeed())
	})
	It("denies foreign chat access and invalid named credentials", func() {
		Expect(a.studioStore.CreateChat(ctx, session.ChatRecord{ID: "foreign", Principal: "someone", Created: time.Now(), Updated: time.Now()})).To(Succeed())
		_, err := a.addonGateway.BindingForActor(ctx, actor, gateway.ExecutionBindingClaim{ConversationID: "foreign"})
		Expect(err).To(HaveOccurred())
		a.applicationConfig.Addons.OwnershipMode = auth.AddonModeNamedUser
		_, err = a.addonGateway.ResolveExecutionBinding(ctx, actor, claim)
		Expect(err).To(HaveOccurred())
	})
	It("uses current agent grants and denies unattended actions", func() {
		ag := agents.Agent{ID: "agent", Principal: studio.AnonymousPrincipal, Name: "Runner", Addons: []string{"renamed-runner"}}
		Expect(a.studioAgents.Put(ctx, ag)).To(Succeed())
		Expect(a.studioStore.CreateChat(ctx, session.ChatRecord{ID: "agent-chat", Principal: studio.AnonymousPrincipal, AgentID: ag.ID, Origin: "trigger", Created: time.Now(), Updated: time.Now()})).To(Succeed())
		c := gateway.ExecutionBindingClaim{ConversationID: "agent-chat"}
		b, err := a.addonGateway.BindingForActor(ctx, actor, c)
		Expect(err).NotTo(HaveOccurred())
		ag.Addons = nil
		Expect(a.studioAgents.Put(ctx, ag)).To(Succeed())
		_, err = a.addonGateway.BindingForActor(ctx, actor, c)
		Expect(err).To(HaveOccurred())
		ag.Addons = []string{"renamed-runner"}
		Expect(a.studioAgents.Put(ctx, ag)).To(Succeed())
		Expect(a.addonGateway.AuthorizeExecutionStatus(ctx, actor, b)).To(Succeed())
		Expect(a.studioStore.CreateChat(ctx, session.ChatRecord{ID: "unattended", Principal: studio.AnonymousPrincipal, Origin: "trigger", Created: time.Now(), Updated: time.Now()})).To(Succeed())
		_, err = a.addonGateway.BindingForActor(ctx, actor, gateway.ExecutionBindingClaim{ConversationID: "unattended"})
		Expect(err).To(HaveOccurred())
		Expect(a.studioAgents.Put(ctx, agents.Agent{ID: "foreign-agent", Principal: "foreign", Name: "Foreign", Addons: []string{"renamed-runner"}})).To(Succeed())
		Expect(a.studioStore.CreateChat(ctx, session.ChatRecord{ID: "foreign-agent-chat", Principal: studio.AnonymousPrincipal, AgentID: "foreign-agent", Created: time.Now(), Updated: time.Now()})).To(Succeed())
		_, err = a.addonGateway.BindingForActor(ctx, actor, gateway.ExecutionBindingClaim{ConversationID: "foreign-agent-chat"})
		Expect(err).To(HaveOccurred())
	})
	It("rejects stale runtime incarnations without owner callback nonces", func() {
		b, err := a.addonGateway.BindingForActor(ctx, actor, claim)
		Expect(err).NotTo(HaveOccurred())
		Expect(a.wireExecutionBinding(a.addonGateway)).To(Succeed())
		Expect(a.addonGateway.AuthorizeExecutionStatus(ctx, actor, b)).To(Succeed())
		b, err = a.addonGateway.BindingForActor(ctx, actor, claim)
		Expect(err).NotTo(HaveOccurred())
		_, err = a.addonManager.Submit(ctx, actor, addons.LifecycleCommand{OperationID: "disable", AddonID: b.AddonID, Action: "disable", Generation: b.Generation})
		Expect(err).NotTo(HaveOccurred())
		Expect(a.addonGateway.AuthorizeExecutionStatus(ctx, actor, b)).NotTo(Succeed())
		_, err = a.addonManager.Submit(ctx, actor, addons.LifecycleCommand{OperationID: "enable-again", AddonID: b.AddonID, Action: "enable", Generation: b.Generation})
		Expect(err).NotTo(HaveOccurred())
		now, err := a.addonGateway.BindingForActor(ctx, actor, claim)
		Expect(err).NotTo(HaveOccurred())
		Expect(now.Incarnation).NotTo(Equal(b.Incarnation))
		Expect(a.addonGateway.AuthorizeExecutionStatus(ctx, actor, b)).NotTo(Succeed())
	})
	It("uses the ordinary chat store interface", func() {
		original := a.studioStore
		a.studioStore = ordinaryBindingStore{original}
		_, err := a.addonGateway.BindingForActor(ctx, actor, claim)
		Expect(err).NotTo(HaveOccurred())
		rec, err := a.studioStore.GetChat(ctx, studio.AnonymousPrincipal, claim.ConversationID)
		Expect(err).NotTo(HaveOccurred())
		Expect(rec.ID).To(Equal(claim.ConversationID))
		a.studioStore = original
	})

})

// The resolver needs only the ordinary current-read store interface.
type ordinaryBindingStore struct{ store.Store }

var _ = Describe("workspace operation declarations", func() {
	DescribeTable("retains the workspace dot prefix semantics", func(operations []string, want bool) {
		Expect(hasWorkspaceOperation(operations)).To(Equal(want))
		adapter := &studioAddons{hostOps: map[string][]string{"sample": operations}}
		Expect(adapter.needsWorkspace("sample")).To(Equal(want))
		Expect(adapter.needsWorkspace("other")).To(BeFalse())
	},
		Entry("nil", []string(nil), false),
		Entry("empty", []string{}, false),
		Entry("materialize", []string{"workspace.materialize"}, true),
		Entry("read", []string{"workspace.read"}, true),
		Entry("prefix only", []string{"workspace."}, true),
		Entry("future suffix", []string{"workspace.future.operation"}, true),
		Entry("mixed grants", []string{"egress.check", "workspace.materialize"}, true),
		Entry("unrelated operations", []string{"egress.check", "settings.read"}, false),
		Entry("bare workspace", []string{"workspace"}, false),
		Entry("similar prefix", []string{"workspaces.read", "workspace-other.read", "Workspace.read", "other.workspace.read"}, false),
	)
})

var _ = Describe("why an execution status could not be read", func() {
	DescribeTable("names the reason", func(stage string, err error, want studio.UnknownReason) {
		Expect(executionFailureReason(stage, err)).To(Equal(want))
	},
		Entry("owner down", "read", gateway.ErrUnavailable, studio.UnknownOwnerUnreachable),
		Entry("owner not sent to", "read", gateway.ErrNotSent, studio.UnknownOwnerUnreachable),
		Entry("owner down while binding", "binding", gateway.ErrUnavailable, studio.UnknownOwnerUnreachable),
		Entry("carrier error", "read", errors.New("carrier"), studio.UnknownOwnerUnreachable),
		Entry("no status tool bound", "binding", gateway.ErrForbidden, studio.UnknownNotReported),
		Entry("binding mismatch on read", "read", gateway.ErrForbidden, studio.UnknownStale),
		Entry("binding changed on validate", "validate", gateway.ErrForbidden, studio.UnknownStale),
		Entry("payload refused", "decode", errors.New("invalid execution readiness"), studio.UnknownInvalid),
		Entry("no answer in time", "read", context.DeadlineExceeded, studio.UnknownNoAnswer),
	)
	It("logs each reason at most once a minute", func() {
		t := time.Now()
		Expect(failureLogDue("test-reason", t)).To(BeTrue())
		Expect(failureLogDue("test-reason", t.Add(failureLogEvery/2))).To(BeFalse())
		Expect(failureLogDue("other-reason", t.Add(failureLogEvery/2))).To(BeTrue())
		Expect(failureLogDue("test-reason", t.Add(failureLogEvery))).To(BeTrue())
	})
})