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package workqueue
import (
"context"
"net/http"
"strings"
"testing"
"time"
)
func nativeDeploymentPolicy() Policy {
policy := DefaultPolicy("", testRepository)
policy.Authorization = "aw"
policy.Producers = map[string]ProducerRule{}
pool := policy.Pools["default"]
template := pool.Profiles["default"]
template.Ref = strings.Repeat("e", 40)
pool.Profiles = map[string]WorkerProfile{}
for _, name := range []string{"alpha", "beta"} {
profile := template
profile.Workflow = ".github/workflows/" + name + ".lock.yml"
profile.LogicalContract = strings.Repeat(map[string]string{"alpha": "a", "beta": "b"}[name], 64)
pool.Profiles[name] = profile
}
pool.DefaultProfile = "alpha"
policy.Pools["default"] = pool
policy.Pools["reports"] = pool
return policy
}
func stampedWorker(contract string) string {
return "on:\n workflow_dispatch:\n inputs:\n work_queue_assignment:\n type: string\njobs:\n worker:\n steps:\n - env:\n GH_AW_WORK_QUEUE_CONTRACT: \"" + contract + "\"\n"
}
func TestNativeDeploymentFromConfigPausesOnlyAffectedTargets(t *testing.T) {
for _, scenario := range []string{"compatible", "incompatible", "missing", "inactive", "missing stamp", "removed approval"} {
t.Run(scenario, func(t *testing.T) {
branch, mock := newQueueAPI(t)
policy := nativeDeploymentPolicy()
administrator := Actor{Role: "administrator", Principal: testPrincipal, Repository: testRepository}
genesis, err := Genesis(administrator, policy, "contracted", "genesis", 1000)
if err != nil {
t.Fatal(err)
}
commits := []QueueCommit{genesis}
nodes := []WorkDefinition{}
for _, name := range []string{"alpha", "beta"} {
node, err := NewWork([]byte(`{"task":"pending"}`), "pending", name, "default", policy, 2000)
if err != nil {
t.Fatal(err)
}
node.WorkerProfile = name
node.LogicalContract = policy.Pools["default"].Profiles[name].LogicalContract
nodes = append(nodes, node)
}
submit, _ := NewRequest("pending", "submit", administrator, SubmitParameters{Nodes: nodes})
commits, _, _, err = BuildCandidate(commits, administrator, submit, 2000)
if err != nil {
t.Fatal(err)
}
installMockLog(t, mock, commits)
state, err := Replay(commits)
if err != nil {
t.Fatal(err)
}
mock.sources = map[string]string{"alpha": approvedWorkerSource, "beta": approvedWorkerSource}
mock.workerRoutes = map[string]string{
".github/workflows/alpha.lock.yml": stampedWorker(strings.Repeat("a", 64)),
".github/workflows/beta.lock.yml": stampedWorker(strings.Repeat("b", 64)),
}
betaRoute := ".github/workflows/beta.lock.yml"
switch scenario {
case "incompatible":
mock.workerRoutes[betaRoute] = stampedWorker(strings.Repeat("c", 64))
case "missing":
mock.workerStatuses = map[string]int{betaRoute: http.StatusNotFound}
case "inactive":
mock.workerStates = map[string]string{betaRoute: "disabled_manually"}
case "missing stamp":
mock.workerRoutes[betaRoute] = "on:\n workflow_dispatch:\n inputs:\n work_queue_assignment:\n type: string\n"
case "removed approval":
mock.sources["beta"] = "---\ntools:\n work-queue: {}\n---\nNo longer a worker"
}
operations, err := branch.DeploymentOperationsFromConfig(context.Background(), state, "", "")
if err != nil || len(operations) != 4 {
t.Fatalf("per-target availability blocked the whole registry: %v", err)
}
for route, reads := range mock.routeReads {
if reads != 1 {
t.Fatalf("inherited pool repeated compiled route reads: %s %d", route, reads)
}
}
for _, ref := range mock.configRefs {
if ref != strings.Repeat("f", 40) {
t.Fatalf("deployment trusted moving or ambient source revision: %s", ref)
}
}
request, _ := NewRequest("deployment", "deployment", administrator, OperationsParameters{Operations: operations})
if _, err := branch.Publish(context.Background(), administrator, request); err != nil {
t.Fatalf("pending Work required queue draining for a deployment: %v", err)
}
next, err := branch.Read(context.Background())
if err != nil || len(next) != len(commits)+1 {
t.Fatal("deployment failed to append durable route authority")
}
updated, err := Replay(next)
if err != nil || !sameJSON(updated.Policy, state.Policy) || updated.PolicyEpoch != state.PolicyEpoch ||
!sameJSON(updated.Clocks, state.Clocks) || !sameJSON(updated.Works, state.Works) || len(updated.Claims) != 0 {
t.Fatalf("deployment changed scheduling economics, existing Work or authority: %v", err)
}
for index := range commits {
if !sameJSON(next[index], commits[index]) {
t.Fatal("deployment rewrote immutable queue history")
}
}
future := FuturePolicy(updated)
if future.Pools["default"].Profiles["alpha"].Ref != strings.Repeat("f", 40) {
t.Fatal("compatible deployment did not expose the new immutable execution route")
}
explanation, err := ExplainWork(updated, nodes[1].WorkID, time.Now().UnixMilli())
if err != nil {
t.Fatal(err)
}
expected := map[string]string{
"compatible": "ready", "incompatible": "worker_incompatible", "missing": "worker_unavailable",
"inactive": "worker_unavailable", "missing stamp": "worker_unavailable", "removed approval": "worker_unavailable",
}[scenario]
if explanation.Reason != expected {
t.Fatalf("affected worker did not pause locally: got %s want %s", explanation.Reason, expected)
}
if alpha, err := ExplainWork(updated, nodes[0].WorkID, time.Now().UnixMilli()); err != nil || alpha.Reason != "ready" {
t.Fatalf("unrelated compatible worker stopped running: %+v %v", alpha, err)
}
writes, reads := mock.refWrites, mock.workerReads
if again, err := branch.Publish(context.Background(), administrator, request); err != nil || again.Changed ||
mock.refWrites != writes || mock.workerReads != reads {
t.Fatalf("deployment retry changed routes or charged twice: %v", err)
}
})
}
}
func TestNativeDeploymentFromConfigClosedSelection(t *testing.T) {
policy := nativeDeploymentPolicy()
actor := Actor{Role: "administrator", Principal: testPrincipal, Repository: testRepository}
commit, err := Genesis(actor, policy, "contracted", "genesis", 1000)
if err != nil {
t.Fatal(err)
}
state, err := Replay([]QueueCommit{commit})
if err != nil {
t.Fatal(err)
}
for _, target := range []Assignment{{Pool: "missing"}, {WorkerProfile: "missing"}} {
branch, mock := newQueueAPI(t)
if _, err := branch.DeploymentOperationsFromConfig(context.Background(), state, target.Pool, target.WorkerProfile); err == nil {
t.Fatal("unknown selected deployment target was accepted")
}
if mock.workerReads != 0 || len(mock.configRefs) != 0 || mock.refWrites != 0 {
t.Fatal("invalid deployment selector made native reads or mutations")
}
}
}
func TestNativeDeploymentCountsOnlyChangedTargets(t *testing.T) {
branch, mock := newQueueAPI(t)
policy := nativeDeploymentPolicy()
policy.Limits.Operations = 3
for name, pool := range policy.Pools {
for worker, profile := range pool.Profiles {
profile.Ref = strings.Repeat("f", 40)
pool.Profiles[worker] = profile
}
policy.Pools[name] = pool
}
actor := Actor{Role: "administrator", Principal: testPrincipal, Repository: testRepository}
genesis, err := Genesis(actor, policy, "contracted", "genesis", 1000)
if err != nil {
t.Fatal(err)
}
state, err := Replay([]QueueCommit{genesis})
if err != nil {
t.Fatal(err)
}
mock.sources = map[string]string{"alpha": approvedWorkerSource, "beta": approvedWorkerSource}
mock.workerRoutes = map[string]string{
".github/workflows/alpha.lock.yml": stampedWorker(strings.Repeat("a", 64)),
".github/workflows/beta.lock.yml": stampedWorker(strings.Repeat("b", 64)),
}
if operations, err := branch.DeploymentOperationsFromConfig(context.Background(), state, "", ""); err != nil || len(operations) != 0 {
t.Fatalf("unchanged global registry incorrectly exceeded the operation limit: %v", err)
}
mock.workerStates = map[string]string{
".github/workflows/alpha.lock.yml": "disabled_manually",
".github/workflows/beta.lock.yml": "disabled_manually",
}
if _, err := branch.DeploymentOperationsFromConfig(context.Background(), state, "", ""); err == nil || !strings.Contains(err.Error(), "resource_limit") {
t.Fatalf("oversized changed deployment prefix was not bounded: %v", err)
}
if operations, err := branch.DeploymentOperationsFromConfig(context.Background(), state, "default", "alpha"); err != nil || len(operations) != 1 {
t.Fatalf("narrow deployment selector could not fit the operation budget: %v", err)
}
if mock.refWrites != 0 {
t.Fatal("building deployment proposals changed the queue")
}
}
func TestCompiledWorkerContractRequiresConsistentLiteralStamp(t *testing.T) {
valid := strings.Repeat("a", 64)
for _, content := range []string{
strings.ReplaceAll(stampedWorker(valid), valid, "${{ inputs.contract }}"),
stampedWorker(valid) + "env:\n GH_AW_WORK_QUEUE_CONTRACT: \"" + strings.Repeat("b", 64) + "\"\n",
strings.ReplaceAll(stampedWorker(valid), "type: string", "type: boolean"),
"on: [\n",
} {
if _, err := compiledWorkerContract([]byte(content)); err == nil {
t.Fatal("untrusted, conflicting or malformed compiled contract accepted")
}
}
if contract, err := compiledWorkerContract([]byte(stampedWorker(valid))); err != nil || contract != valid {
t.Fatalf("literal compiled worker contract rejected: %s %v", contract, err)
}
}
func TestNativeDeploymentRejectsForgedContractOrAuthority(t *testing.T) {
for _, scenario := range []string{"contract", "principal", "scope", "unavailable contract"} {
t.Run(scenario, func(t *testing.T) {
branch, mock := newQueueAPI(t)
policy := nativeDeploymentPolicy()
actor := Actor{Role: "administrator", Principal: testPrincipal, Repository: testRepository}
commit, err := Genesis(actor, policy, "contracted", "genesis", 1000)
if err != nil {
t.Fatal(err)
}
installMockLog(t, mock, []QueueCommit{commit})
mock.sources = map[string]string{"alpha": approvedWorkerSource}
mock.workerRoutes = map[string]string{".github/workflows/alpha.lock.yml": stampedWorker(strings.Repeat("a", 64))}
profile := policy.Pools["default"].Profiles["alpha"]
original := profile
profile.Ref = strings.Repeat("f", 40)
available := true
switch scenario {
case "contract", "unavailable contract":
profile.LogicalContract = strings.Repeat("d", 64)
available = scenario != "unavailable contract"
case "principal":
profile.Principal = "2002"
case "scope":
profile.EffectScope = "other/repository"
}
operation, err := Op(DeploymentOperation{
Kind: "Deployment", Pool: "default", WorkerProfile: "alpha",
ExpectedRef: original.Ref, ExpectedContract: original.LogicalContract,
Profile: profile, Available: available, Reason: "worker_deployed",
})
if err != nil {
t.Fatal(err)
}
request, _ := NewRequest("forged-deployment", "deployment", actor, OperationsParameters{Operations: []Operation{operation}})
if _, err := branch.Publish(context.Background(), actor, request); err == nil || !strings.Contains(err.Error(), "deployment_invalid") {
t.Fatalf("forged native deployment became durable authority: %v", err)
}
if mock.refWrites != 0 {
t.Fatal("invalid deployment changed queue authority")
}
})
}
}
func TestNativeDeploymentCASRejectsStaleRouteProposal(t *testing.T) {
branch, mock := newQueueAPI(t)
policy := nativeDeploymentPolicy()
actor := Actor{Role: "administrator", Principal: testPrincipal, Repository: testRepository}
commit, err := Genesis(actor, policy, "contracted", "genesis", 1000)
if err != nil {
t.Fatal(err)
}
commits := []QueueCommit{commit}
installMockLog(t, mock, commits)
mock.sources = map[string]string{"alpha": approvedWorkerSource, "beta": approvedWorkerSource}
mock.workerRoutes = map[string]string{
".github/workflows/alpha.lock.yml": stampedWorker(strings.Repeat("a", 64)),
".github/workflows/beta.lock.yml": stampedWorker(strings.Repeat("b", 64)),
}
state, err := Replay(commits)
if err != nil {
t.Fatal(err)
}
operations, err := branch.DeploymentOperationsFromConfig(context.Background(), state, "", "")
if err != nil {
t.Fatal(err)
}
profile := policy.Pools["default"].Profiles["alpha"]
concurrent := profile
concurrent.Ref = strings.Repeat("d", 40)
otherOperation := mustOp(t, DeploymentOperation{
Kind: "Deployment", Pool: "default", WorkerProfile: "alpha",
ExpectedRef: profile.Ref, ExpectedContract: profile.LogicalContract,
Profile: concurrent, Available: true, Reason: "worker_deployed",
})
mock.concurrent = func() {
otherRequest, _ := NewRequest("concurrent-deployment", "deployment", actor, OperationsParameters{Operations: []Operation{otherOperation}})
next, _, _, err := BuildCandidate(commits, actor, otherRequest, 2000)
if err != nil {
t.Fatal(err)
}
installMockLog(t, mock, next)
}
request, _ := NewRequest("stale-deployment", "deployment", actor, OperationsParameters{Operations: operations})
if _, err := branch.Publish(context.Background(), actor, request); err == nil || !strings.Contains(err.Error(), "deployment_conflict") {
t.Fatalf("stale deployment silently overwrote concurrent route authority: %v", err)
}
next, err := branch.Read(context.Background())
if err != nil {
t.Fatal(err)
}
updated, err := Replay(next)
if err != nil {
t.Fatal(err)
}
future := FuturePolicy(updated)
if len(next) != 2 || future.Pools["default"].Profiles["alpha"].Ref != concurrent.Ref ||
future.Pools["default"].Profiles["beta"].Ref != profile.Ref || future.Pools["reports"].Profiles["alpha"].Ref != profile.Ref {
t.Fatal("stale deployment published a partial prefix or overwrote concurrent route authority")
}
}
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