consul/state: test helpers

pull/1291/head
Ryan Uber 9 years ago committed by James Phillips
parent 04d7e5849a
commit fa8e015219

@ -20,6 +20,65 @@ func testStateStore(t *testing.T) *StateStore {
return s
}
func testRegisterNode(t *testing.T, s *StateStore, idx uint64, nodeID string) {
node := &structs.Node{Node: nodeID}
if err := s.EnsureNode(idx, node); err != nil {
t.Fatalf("err: %s", err)
}
tx := s.db.Txn(false)
defer tx.Abort()
n, err := tx.First("nodes", "id", nodeID)
if err != nil {
t.Fatalf("err: %s", err, n)
}
if result, ok := n.(*structs.Node); !ok || result.Node != nodeID {
t.Fatalf("bad node: %#v", result)
}
}
func testRegisterService(t *testing.T, s *StateStore, idx uint64, nodeID, serviceID string) {
svc := &structs.NodeService{
ID: serviceID,
Address: "1.1.1.1",
Port: 1111,
}
if err := s.EnsureService(idx, nodeID, svc); err != nil {
t.Fatalf("err: %s", err)
}
tx := s.db.Txn(false)
defer tx.Abort()
service, err := tx.First("services", "id", nodeID, serviceID)
if err != nil {
t.Fatalf("err: %s", err)
}
if result, ok := service.(*structs.ServiceNode); !ok || result.ServiceID != serviceID {
t.Fatalf("bad service: %#v", result)
}
}
func testRegisterCheck(t *testing.T, s *StateStore, idx uint64, nodeID, serviceID, checkID string) {
chk := &structs.HealthCheck{
Node: nodeID,
CheckID: checkID,
ServiceID: serviceID,
}
if err := s.EnsureCheck(idx, chk); err != nil {
t.Fatalf("err: %s", err)
}
tx := s.db.Txn(false)
defer tx.Abort()
c, err := tx.First("checks", "id", nodeID, checkID)
if err != nil {
t.Fatalf("err: %s", err)
}
if result, ok := c.(*structs.HealthCheck); !ok || result.CheckID != checkID {
t.Fatalf("bad check: %#v", result)
}
}
func TestStateStore_EnsureNode_GetNode(t *testing.T) {
s := testStateStore(t)
@ -89,25 +148,18 @@ func TestStateStore_GetNodes(t *testing.T) {
s := testStateStore(t)
// Create some nodes in the state store
nodes := []*structs.Node{
&structs.Node{Node: "node0", Address: "1.1.1.0"},
&structs.Node{Node: "node1", Address: "1.1.1.1"},
&structs.Node{Node: "node2", Address: "1.1.1.2"},
}
for i, node := range nodes {
if err := s.EnsureNode(uint64(i), node); err != nil {
t.Fatalf("err: %s", err)
}
}
testRegisterNode(t, s, 0, "node0")
testRegisterNode(t, s, 1, "node1")
testRegisterNode(t, s, 2, "node2")
// Retrieve the nodes
out, err := s.Nodes()
nodes, err := s.Nodes()
if err != nil {
t.Fatalf("err: %s", err)
}
// All nodes were returned
if n := len(out); n != 3 {
if n := len(nodes); n != 3 {
t.Fatalf("bad node count: %d", n)
}
@ -117,8 +169,7 @@ func TestStateStore_GetNodes(t *testing.T) {
t.Fatalf("bad node index: %d, %d", node.CreateIndex, node.ModifyIndex)
}
name := fmt.Sprintf("node%d", i)
addr := fmt.Sprintf("1.1.1.%d", i)
if node.Node != name || node.Address != addr {
if node.Node != name {
t.Fatalf("bad: %#v", node)
}
}
@ -127,46 +178,10 @@ func TestStateStore_GetNodes(t *testing.T) {
func TestStateStore_DeleteNode(t *testing.T) {
s := testStateStore(t)
// Create a node
node := &structs.Node{Node: "node1", Address: "1.1.1.1"}
if err := s.EnsureNode(1, node); err != nil {
t.Fatalf("err: %s", err)
}
// The node exists
if n, err := s.GetNode("node1"); err != nil || n == nil {
t.Fatalf("bad: %#v (%#v)", n, err)
}
// Register a service with the node
svc := &structs.NodeService{
ID: "service1",
Service: "redis",
Address: "1.1.1.1",
Port: 1111,
}
if err := s.EnsureService(2, "node1", svc); err != nil {
t.Fatalf("err: %s", err)
}
// Service exists
if services, err := s.NodeServices("node1"); err != nil || len(services.Services) != 1 {
t.Fatalf("bad: %#v (err: %s)", services.Services, err)
}
// Register a check with the node service
chk := &structs.HealthCheck{
Node: "node1",
CheckID: "check1",
}
if err := s.EnsureCheck(3, chk); err != nil {
t.Fatalf("err: %s", err)
}
// Check exists
if checks, err := s.NodeChecks("node1"); err != nil || len(checks) != 1 {
t.Fatalf("bad: %#v (err: %s)", checks, err)
}
// Create a node and register a service and health check with it.
testRegisterNode(t, s, 0, "node1")
testRegisterService(t, s, 1, "node1", "service1")
testRegisterCheck(t, s, 2, "node1", "", "check1")
// Delete the node
if err := s.DeleteNode(3, "node1"); err != nil {
@ -175,7 +190,7 @@ func TestStateStore_DeleteNode(t *testing.T) {
// The node was removed
if n, err := s.GetNode("node1"); err != nil || n != nil {
t.Fatalf("bad: %#v (err: %#v)", node, err)
t.Fatalf("bad: %#v (err: %#v)", n, err)
}
// Associated service was removed. Need to query this directly out of
@ -216,14 +231,8 @@ func TestStateStore_EnsureService_NodeServices(t *testing.T) {
}
// Register the nodes
for i, nr := range []*structs.Node{
&structs.Node{Node: "node1", Address: "1.1.1.1"},
&structs.Node{Node: "node2", Address: "1.1.1.2"},
} {
if err := s.EnsureNode(uint64(i), nr); err != nil {
t.Fatalf("err: %s", err)
}
}
testRegisterNode(t, s, 0, "node1")
testRegisterNode(t, s, 1, "node2")
// Create the service registration
ns1 := &structs.NodeService{
@ -288,26 +297,9 @@ func TestStateStore_EnsureService_NodeServices(t *testing.T) {
func TestStateStore_DeleteNodeService(t *testing.T) {
s := testStateStore(t)
// Register a node
node := &structs.Node{
Node: "node1",
Address: "1.1.1.1",
}
if err := s.EnsureNode(1, node); err != nil {
t.Fatalf("err: %s", err)
}
// Create a service
service := &structs.NodeService{
ID: "service1",
Service: "redis",
Tags: []string{"prod"},
Address: "1.1.1.1",
Port: 1111,
}
if err := s.EnsureService(2, "node1", service); err != nil {
t.Fatalf("err: %s", err)
}
// Register a node with one service
testRegisterNode(t, s, 1, "node1")
testRegisterService(t, s, 2, "node1", "service1")
// The service exists
ns, err := s.NodeServices("node1")
@ -316,24 +308,7 @@ func TestStateStore_DeleteNodeService(t *testing.T) {
}
// Register a check with the service
check := &structs.HealthCheck{
Node: "node1",
CheckID: "check1",
ServiceName: "redis",
ServiceID: "service1",
}
if err := s.EnsureCheck(3, check); err != nil {
t.Fatalf("err: %s", err)
}
// Service check exists
checks, err := s.NodeChecks("node1")
if err != nil {
t.Fatalf("err: %s", err)
}
if len(checks) != 1 {
t.Fatalf("wrong number of checks: %d", len(checks))
}
testRegisterCheck(t, s, 3, "node1", "service1", "check1")
// Delete the service
if err := s.DeleteNodeService(4, "node1", "service1"); err != nil {
@ -345,7 +320,7 @@ func TestStateStore_DeleteNodeService(t *testing.T) {
if err != nil || ns == nil || len(ns.Services) != 0 {
t.Fatalf("bad: %#v (err: %#v)", ns, err)
}
checks, err = s.NodeChecks("node1")
checks, err := s.NodeChecks("node1")
if err != nil || len(checks) != 0 {
t.Fatalf("bad: %#v (err: %s)", checks, err)
}
@ -374,31 +349,16 @@ func TestStateStore_EnsureCheck(t *testing.T) {
t.Fatalf("expected %#v, got: %#v", ErrMissingNode, err)
}
// Create a node and insert it
node := &structs.Node{
Node: "node1",
Address: "1.1.1.1",
}
if err := s.EnsureNode(1, node); err != nil {
t.Fatalf("err: %s", err)
}
// Register the node
testRegisterNode(t, s, 1, "node1")
// Creating a check with a bad services returns error
if err := s.EnsureCheck(1, check); err != ErrMissingService {
t.Fatalf("expected: %#v, got: %#v", ErrMissingService, err)
}
// Create a service and insert it
service := &structs.NodeService{
ID: "service1",
Service: "redis",
Tags: []string{"prod"},
Address: "1.1.1.1",
Port: 1111,
}
if err := s.EnsureService(2, "node1", service); err != nil {
t.Fatalf("err: %s", err)
}
// Register the service
testRegisterService(t, s, 2, "node1", "service1")
// Inserting the check with the prerequisites succeeds
if err := s.EnsureCheck(3, check); err != nil {
@ -442,36 +402,9 @@ func TestStateStore_EnsureCheck(t *testing.T) {
func TestStateStore_DeleteCheck(t *testing.T) {
s := testStateStore(t)
// Create and register a node
node := &structs.Node{
Node: "node1",
Address: "1.1.1.1",
}
if err := s.EnsureNode(1, node); err != nil {
t.Fatalf("err: %s", err)
}
// Create the health check struct
check := &structs.HealthCheck{
Node: "node1",
CheckID: "check1",
Name: "node1 check",
Status: structs.HealthPassing,
Notes: "test check",
Output: "aaa",
}
if err := s.EnsureCheck(2, check); err != nil {
t.Fatalf("err: %s", err)
}
// Check exists
checks, err := s.NodeChecks("node1")
if err != nil {
t.Fatalf("err: %s", err)
}
if len(checks) != 1 || checks[0].CheckID != "check1" {
t.Fatalf("bad: %#v", checks)
}
// Register a node and a node-level health check
testRegisterNode(t, s, 1, "node1")
testRegisterCheck(t, s, 2, "node1", "", "check1")
// Delete the check
if err := s.DeleteCheck(3, "node1", "check1"); err != nil {
@ -479,7 +412,7 @@ func TestStateStore_DeleteCheck(t *testing.T) {
}
// Check is gone
checks, err = s.NodeChecks("node1")
checks, err := s.NodeChecks("node1")
if err != nil {
t.Fatalf("err: %s", err)
}

@ -14,6 +14,23 @@ func testStateStore() (*StateStore, error) {
return NewStateStore(nil, os.Stderr)
}
func testNodeRegister(t *testing.T, idx uint64, db *StateStore, nodeID string) {
node := &structs.Node{Node: nodeID}
if err := db.EnsureNode(idx, node); err != nil {
t.Fatalf("err: %s", err)
}
tx := db.Txn(false)
defer tx.Abort()
n, err := tx.First("nodes", "id", nodeID)
if err != nil {
t.Fatalf("err: %s", err)
}
if result := n.(*structs.Node); result != node {
t.Fatalf("bad node: %#v", result)
}
}
func TestEnsureRegistration(t *testing.T) {
store, err := testStateStore()
if err != nil {

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