func TestACL_filterNodeServices(t *testing.T) {
// Create some node services
services := structs.NodeServices{
Node: structs.Node{
Node: "node1",
},
Services: map[string]*structs.NodeService{
"foo": &structs.NodeService{
ID: "foo",
Service: "foo",
},
},
}
// Try permissive filtering
filt := newAclFilter(acl.AllowAll(), nil)
filt.filterNodeServices(&services)
if len(services.Services) != 1 {
t.Fatalf("bad: %#v", services.Services)
}
// Try restrictive filtering
filt = newAclFilter(acl.DenyAll(), nil)
filt.filterNodeServices(&services)
if len(services.Services) != 0 {
t.Fatalf("bad: %#v", services.Services)
}
}
// lookupACL is used when we are non-authoritative, and need
// to resolve an ACL
func (c *aclCache) lookupACL(id, authDC string) (acl.ACL, error) {
// Check the cache for the ACL
var cached *aclCacheEntry
raw, ok := c.acls.Get(id)
if ok {
cached = raw.(*aclCacheEntry)
}
// Check for live cache
if cached != nil && time.Now().Before(cached.Expires) {
metrics.IncrCounter([]string{"consul", "acl", "cache_hit"}, 1)
return cached.ACL, nil
} else {
metrics.IncrCounter([]string{"consul", "acl", "cache_miss"}, 1)
}
// Attempt to refresh the policy
args := structs.ACLPolicyRequest{
Datacenter: authDC,
ACL: id,
}
if cached != nil {
args.ETag = cached.ETag
}
var out structs.ACLPolicy
err := c.rpc("ACL.GetPolicy", &args, &out)
// Handle the happy path
if err == nil {
return c.useACLPolicy(id, authDC, cached, &out)
}
// Check for not-found
if strings.Contains(err.Error(), aclNotFound) {
return nil, errors.New(aclNotFound)
} else {
c.logger.Printf("[ERR] consul.acl: Failed to get policy for '%s': %v", id, err)
}
// Unable to refresh, apply the down policy
switch c.config.ACLDownPolicy {
case "allow":
return acl.AllowAll(), nil
case "extend-cache":
if cached != nil {
return cached.ACL, nil
}
fallthrough
default:
return acl.DenyAll(), nil
}
}
func TestACL_filterNodeDump(t *testing.T) {
// Create a node dump
dump := structs.NodeDump{
&structs.NodeInfo{
Node: "node1",
Services: []*structs.NodeService{
&structs.NodeService{
ID: "foo",
Service: "foo",
},
},
Checks: []*structs.HealthCheck{
&structs.HealthCheck{
Node: "node1",
CheckID: "check1",
ServiceName: "foo",
},
},
},
}
// Try permissive filtering
filt := newAclFilter(acl.AllowAll(), nil)
filt.filterNodeDump(&dump)
if len(dump) != 1 {
t.Fatalf("bad: %#v", dump)
}
if len(dump[0].Services) != 1 {
t.Fatalf("bad: %#v", dump[0].Services)
}
if len(dump[0].Checks) != 1 {
t.Fatalf("bad: %#v", dump[0].Checks)
}
// Try restrictive filtering
filt = newAclFilter(acl.DenyAll(), nil)
filt.filterNodeDump(&dump)
if len(dump) != 1 {
t.Fatalf("bad: %#v", dump)
}
if len(dump[0].Services) != 0 {
t.Fatalf("bad: %#v", dump[0].Services)
}
if len(dump[0].Checks) != 0 {
t.Fatalf("bad: %#v", dump[0].Checks)
}
}
func TestACL_filterServices(t *testing.T) {
// Create some services
services := structs.Services{
"service1": []string{},
"service2": []string{},
}
// Try permissive filtering
filt := newAclFilter(acl.AllowAll(), nil)
filt.filterServices(services)
if len(services) != 2 {
t.Fatalf("bad: %#v", services)
}
// Try restrictive filtering
filt = newAclFilter(acl.DenyAll(), nil)
filt.filterServices(services)
if len(services) != 0 {
t.Fatalf("bad: %#v", services)
}
}
func TestACL_filterCheckServiceNodes(t *testing.T) {
// Create some nodes
nodes := structs.CheckServiceNodes{
structs.CheckServiceNode{
Node: structs.Node{
Node: "node1",
},
Service: structs.NodeService{
ID: "foo",
Service: "foo",
},
Checks: structs.HealthChecks{
&structs.HealthCheck{
Node: "node1",
CheckID: "check1",
ServiceName: "foo",
},
},
},
}
// Try permissive filtering
filt := newAclFilter(acl.AllowAll(), nil)
filt.filterCheckServiceNodes(&nodes)
if len(nodes) != 1 {
t.Fatalf("bad: %#v", nodes)
}
if len(nodes[0].Checks) != 1 {
t.Fatalf("bad: %#v", nodes[0].Checks)
}
// Try restrictive filtering
filt = newAclFilter(acl.DenyAll(), nil)
filt.filterCheckServiceNodes(&nodes)
if len(nodes) != 0 {
t.Fatalf("bad: %#v", nodes)
}
}
func TestACL_filterServiceNodes(t *testing.T) {
// Create some service nodes
nodes := structs.ServiceNodes{
structs.ServiceNode{
Node: "node1",
ServiceName: "foo",
},
}
// Try permissive filtering
filt := newAclFilter(acl.AllowAll(), nil)
filt.filterServiceNodes(&nodes)
if len(nodes) != 1 {
t.Fatalf("bad: %#v", nodes)
}
// Try restrictive filtering
filt = newAclFilter(acl.DenyAll(), nil)
filt.filterServiceNodes(&nodes)
if len(nodes) != 0 {
t.Fatalf("bad: %#v", nodes)
}
}
func TestACL_filterHealthChecks(t *testing.T) {
// Create some health checks
hc := structs.HealthChecks{
&structs.HealthCheck{
Node: "node1",
CheckID: "check1",
ServiceName: "foo",
},
}
// Try permissive filtering
filt := newAclFilter(acl.AllowAll(), nil)
filt.filterHealthChecks(&hc)
if len(hc) != 1 {
t.Fatalf("bad: %#v", hc)
}
// Try restrictive filtering
filt = newAclFilter(acl.DenyAll(), nil)
filt.filterHealthChecks(&hc)
if len(hc) != 0 {
t.Fatalf("bad: %#v", hc)
}
}
func TestACL_DownPolicy_Allow(t *testing.T) {
dir1, s1 := testServerWithConfig(t, func(c *Config) {
c.ACLDatacenter = "dc1"
c.ACLDownPolicy = "allow"
c.ACLMasterToken = "root"
})
defer os.RemoveAll(dir1)
defer s1.Shutdown()
client := rpcClient(t, s1)
defer client.Close()
dir2, s2 := testServerWithConfig(t, func(c *Config) {
c.ACLDatacenter = "dc1" // Enable ACLs!
c.ACLDownPolicy = "allow"
c.Bootstrap = false // Disable bootstrap
})
defer os.RemoveAll(dir2)
defer s2.Shutdown()
// Try to join
addr := fmt.Sprintf("127.0.0.1:%d",
s1.config.SerfLANConfig.MemberlistConfig.BindPort)
if _, err := s2.JoinLAN([]string{addr}); err != nil {
t.Fatalf("err: %v", err)
}
testutil.WaitForResult(func() (bool, error) {
p1, _ := s1.raftPeers.Peers()
return len(p1) == 2, errors.New(fmt.Sprintf("%v", p1))
}, func(err error) {
t.Fatalf("should have 2 peers: %v", err)
})
testutil.WaitForLeader(t, client.Call, "dc1")
// Create a new token
arg := structs.ACLRequest{
Datacenter: "dc1",
Op: structs.ACLSet,
ACL: structs.ACL{
Name: "User token",
Type: structs.ACLTypeClient,
Rules: testACLPolicy,
},
WriteRequest: structs.WriteRequest{Token: "root"},
}
var id string
if err := client.Call("ACL.Apply", &arg, &id); err != nil {
t.Fatalf("err: %v", err)
}
// find the non-authoritative server
var nonAuth *Server
var auth *Server
if !s1.IsLeader() {
nonAuth = s1
auth = s2
} else {
nonAuth = s2
auth = s1
}
// Kill the authoritative server
auth.Shutdown()
// Token should resolve into a AllowAll
aclR, err := nonAuth.resolveToken(id)
if err != nil {
t.Fatalf("err: %v", err)
}
if aclR != acl.AllowAll() {
t.Fatalf("bad acl: %#v", aclR)
}
}