480 lines
12 KiB
Go
480 lines
12 KiB
Go
package consul
|
|
|
|
import (
|
|
"bytes"
|
|
"context"
|
|
"fmt"
|
|
"os"
|
|
"reflect"
|
|
"sort"
|
|
"strconv"
|
|
"strings"
|
|
"testing"
|
|
"time"
|
|
|
|
"github.com/hashicorp/consul/agent/structs"
|
|
tokenStore "github.com/hashicorp/consul/agent/token"
|
|
"github.com/hashicorp/consul/sdk/testutil/retry"
|
|
"github.com/hashicorp/consul/testrpc"
|
|
)
|
|
|
|
func TestACLReplication_Sorter(t *testing.T) {
|
|
t.Parallel()
|
|
acls := structs.ACLs{
|
|
&structs.ACL{ID: "a"},
|
|
&structs.ACL{ID: "b"},
|
|
&structs.ACL{ID: "c"},
|
|
}
|
|
|
|
sorter := &aclIterator{acls, 0}
|
|
if len := sorter.Len(); len != 3 {
|
|
t.Fatalf("bad: %d", len)
|
|
}
|
|
if !sorter.Less(0, 1) {
|
|
t.Fatalf("should be less")
|
|
}
|
|
if sorter.Less(1, 0) {
|
|
t.Fatalf("should not be less")
|
|
}
|
|
if !sort.IsSorted(sorter) {
|
|
t.Fatalf("should be sorted")
|
|
}
|
|
|
|
expected := structs.ACLs{
|
|
&structs.ACL{ID: "b"},
|
|
&structs.ACL{ID: "a"},
|
|
&structs.ACL{ID: "c"},
|
|
}
|
|
sorter.Swap(0, 1)
|
|
if !reflect.DeepEqual(acls, expected) {
|
|
t.Fatalf("bad: %v", acls)
|
|
}
|
|
if sort.IsSorted(sorter) {
|
|
t.Fatalf("should not be sorted")
|
|
}
|
|
sort.Sort(sorter)
|
|
if !sort.IsSorted(sorter) {
|
|
t.Fatalf("should be sorted")
|
|
}
|
|
}
|
|
|
|
func TestACLReplication_Iterator(t *testing.T) {
|
|
t.Parallel()
|
|
acls := structs.ACLs{}
|
|
|
|
iter := newACLIterator(acls)
|
|
if front := iter.Front(); front != nil {
|
|
t.Fatalf("bad: %v", front)
|
|
}
|
|
iter.Next()
|
|
if front := iter.Front(); front != nil {
|
|
t.Fatalf("bad: %v", front)
|
|
}
|
|
|
|
acls = structs.ACLs{
|
|
&structs.ACL{ID: "a"},
|
|
&structs.ACL{ID: "b"},
|
|
&structs.ACL{ID: "c"},
|
|
}
|
|
iter = newACLIterator(acls)
|
|
if front := iter.Front(); front != acls[0] {
|
|
t.Fatalf("bad: %v", front)
|
|
}
|
|
iter.Next()
|
|
if front := iter.Front(); front != acls[1] {
|
|
t.Fatalf("bad: %v", front)
|
|
}
|
|
iter.Next()
|
|
if front := iter.Front(); front != acls[2] {
|
|
t.Fatalf("bad: %v", front)
|
|
}
|
|
iter.Next()
|
|
if front := iter.Front(); front != nil {
|
|
t.Fatalf("bad: %v", front)
|
|
}
|
|
}
|
|
|
|
func TestACLReplication_reconcileACLs(t *testing.T) {
|
|
t.Parallel()
|
|
parseACLs := func(raw string) structs.ACLs {
|
|
var acls structs.ACLs
|
|
for _, key := range strings.Split(raw, "|") {
|
|
if len(key) == 0 {
|
|
continue
|
|
}
|
|
|
|
tuple := strings.Split(key, ":")
|
|
index, err := strconv.Atoi(tuple[1])
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
acl := &structs.ACL{
|
|
ID: tuple[0],
|
|
Rules: tuple[2],
|
|
RaftIndex: structs.RaftIndex{
|
|
ModifyIndex: uint64(index),
|
|
},
|
|
}
|
|
acls = append(acls, acl)
|
|
}
|
|
return acls
|
|
}
|
|
|
|
parseChanges := func(changes structs.ACLRequests) string {
|
|
var ret string
|
|
for i, change := range changes {
|
|
if i > 0 {
|
|
ret += "|"
|
|
}
|
|
ret += fmt.Sprintf("%s:%s:%s", change.Op, change.ACL.ID, change.ACL.Rules)
|
|
}
|
|
return ret
|
|
}
|
|
|
|
tests := []struct {
|
|
local string
|
|
remote string
|
|
lastRemoteIndex uint64
|
|
expected string
|
|
}{
|
|
// Everything empty.
|
|
{
|
|
local: "",
|
|
remote: "",
|
|
lastRemoteIndex: 0,
|
|
expected: "",
|
|
},
|
|
// First time with empty local.
|
|
{
|
|
local: "",
|
|
remote: "bbb:3:X|ccc:9:X|ddd:2:X|eee:11:X",
|
|
lastRemoteIndex: 0,
|
|
expected: "set:bbb:X|set:ccc:X|set:ddd:X|set:eee:X",
|
|
},
|
|
// Remote not sorted.
|
|
{
|
|
local: "",
|
|
remote: "ddd:2:X|bbb:3:X|ccc:9:X|eee:11:X",
|
|
lastRemoteIndex: 0,
|
|
expected: "set:bbb:X|set:ccc:X|set:ddd:X|set:eee:X",
|
|
},
|
|
// Neither side sorted.
|
|
{
|
|
local: "ddd:2:X|bbb:3:X|ccc:9:X|eee:11:X",
|
|
remote: "ccc:9:X|bbb:3:X|ddd:2:X|eee:11:X",
|
|
lastRemoteIndex: 0,
|
|
expected: "",
|
|
},
|
|
// Fully replicated, nothing to do.
|
|
{
|
|
local: "bbb:3:X|ccc:9:X|ddd:2:X|eee:11:X",
|
|
remote: "bbb:3:X|ccc:9:X|ddd:2:X|eee:11:X",
|
|
lastRemoteIndex: 0,
|
|
expected: "",
|
|
},
|
|
// Change an ACL.
|
|
{
|
|
local: "bbb:3:X|ccc:9:X|ddd:2:X|eee:11:X",
|
|
remote: "bbb:3:X|ccc:33:Y|ddd:2:X|eee:11:X",
|
|
lastRemoteIndex: 0,
|
|
expected: "set:ccc:Y",
|
|
},
|
|
// Change an ACL, but mask the change by the last replicated
|
|
// index. This isn't how things work normally, but it proves
|
|
// we are skipping the full compare based on the index.
|
|
{
|
|
local: "bbb:3:X|ccc:9:X|ddd:2:X|eee:11:X",
|
|
remote: "bbb:3:X|ccc:33:Y|ddd:2:X|eee:11:X",
|
|
lastRemoteIndex: 33,
|
|
expected: "",
|
|
},
|
|
// Empty everything out.
|
|
{
|
|
local: "bbb:3:X|ccc:9:X|ddd:2:X|eee:11:X",
|
|
remote: "",
|
|
lastRemoteIndex: 0,
|
|
expected: "delete:bbb:X|delete:ccc:X|delete:ddd:X|delete:eee:X",
|
|
},
|
|
// Adds on the ends and in the middle.
|
|
{
|
|
local: "bbb:3:X|ccc:9:X|ddd:2:X|eee:11:X",
|
|
remote: "aaa:99:X|bbb:3:X|ccc:9:X|ccx:101:X|ddd:2:X|eee:11:X|fff:102:X",
|
|
lastRemoteIndex: 0,
|
|
expected: "set:aaa:X|set:ccx:X|set:fff:X",
|
|
},
|
|
// Deletes on the ends and in the middle.
|
|
{
|
|
local: "bbb:3:X|ccc:9:X|ddd:2:X|eee:11:X",
|
|
remote: "ccc:9:X",
|
|
lastRemoteIndex: 0,
|
|
expected: "delete:bbb:X|delete:ddd:X|delete:eee:X",
|
|
},
|
|
// Everything.
|
|
{
|
|
local: "bbb:3:X|ccc:9:X|ddd:2:X|eee:11:X",
|
|
remote: "aaa:99:X|bbb:3:X|ccx:101:X|ddd:103:Y|eee:11:X|fff:102:X",
|
|
lastRemoteIndex: 11,
|
|
expected: "set:aaa:X|delete:ccc:X|set:ccx:X|set:ddd:Y|set:fff:X",
|
|
},
|
|
}
|
|
for i, test := range tests {
|
|
local, remote := parseACLs(test.local), parseACLs(test.remote)
|
|
changes := reconcileLegacyACLs(local, remote, test.lastRemoteIndex)
|
|
if actual := parseChanges(changes); actual != test.expected {
|
|
t.Errorf("test case %d failed: %s", i, actual)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestACLReplication_updateLocalACLs_RateLimit(t *testing.T) {
|
|
t.Parallel()
|
|
dir1, s1 := testServerWithConfig(t, func(c *Config) {
|
|
c.Datacenter = "dc2"
|
|
c.ACLDatacenter = "dc1"
|
|
c.ACLsEnabled = true
|
|
c.ACLReplicationApplyLimit = 1
|
|
})
|
|
s1.tokens.UpdateReplicationToken("secret", tokenStore.TokenSourceConfig)
|
|
defer os.RemoveAll(dir1)
|
|
defer s1.Shutdown()
|
|
testrpc.WaitForLeader(t, s1.RPC, "dc2")
|
|
|
|
changes := structs.ACLRequests{
|
|
&structs.ACLRequest{
|
|
Op: structs.ACLSet,
|
|
ACL: structs.ACL{
|
|
ID: "secret",
|
|
Type: "client",
|
|
},
|
|
},
|
|
}
|
|
|
|
// Should be throttled to 1 Hz.
|
|
start := time.Now()
|
|
if _, err := s1.updateLocalLegacyACLs(changes, context.Background()); err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
if dur := time.Since(start); dur < time.Second {
|
|
t.Fatalf("too slow: %9.6f", dur.Seconds())
|
|
}
|
|
|
|
changes = append(changes,
|
|
&structs.ACLRequest{
|
|
Op: structs.ACLSet,
|
|
ACL: structs.ACL{
|
|
ID: "secret",
|
|
Type: "client",
|
|
},
|
|
})
|
|
|
|
// Should be throttled to 1 Hz.
|
|
start = time.Now()
|
|
if _, err := s1.updateLocalLegacyACLs(changes, context.Background()); err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
if dur := time.Since(start); dur < 2*time.Second {
|
|
t.Fatalf("too fast: %9.6f", dur.Seconds())
|
|
}
|
|
}
|
|
|
|
func TestACLReplication_IsACLReplicationEnabled(t *testing.T) {
|
|
t.Parallel()
|
|
// ACLs not enabled.
|
|
dir1, s1 := testServerWithConfig(t, func(c *Config) {
|
|
c.ACLDatacenter = ""
|
|
c.ACLsEnabled = false
|
|
})
|
|
defer os.RemoveAll(dir1)
|
|
defer s1.Shutdown()
|
|
if s1.IsACLReplicationEnabled() {
|
|
t.Fatalf("should not be enabled")
|
|
}
|
|
|
|
// ACLs enabled but not replication.
|
|
dir2, s2 := testServerWithConfig(t, func(c *Config) {
|
|
c.Datacenter = "dc2"
|
|
c.ACLDatacenter = "dc1"
|
|
c.ACLsEnabled = true
|
|
})
|
|
defer os.RemoveAll(dir2)
|
|
defer s2.Shutdown()
|
|
testrpc.WaitForLeader(t, s1.RPC, "dc1")
|
|
testrpc.WaitForLeader(t, s2.RPC, "dc2")
|
|
|
|
if s2.IsACLReplicationEnabled() {
|
|
t.Fatalf("should not be enabled")
|
|
}
|
|
|
|
// ACLs enabled with replication.
|
|
dir3, s3 := testServerWithConfig(t, func(c *Config) {
|
|
c.Datacenter = "dc2"
|
|
c.ACLDatacenter = "dc1"
|
|
c.ACLsEnabled = true
|
|
c.ACLTokenReplication = true
|
|
})
|
|
defer os.RemoveAll(dir3)
|
|
defer s3.Shutdown()
|
|
testrpc.WaitForLeader(t, s3.RPC, "dc2")
|
|
if !s3.IsACLReplicationEnabled() {
|
|
t.Fatalf("should be enabled")
|
|
}
|
|
|
|
// ACLs enabled with replication, but inside the ACL datacenter
|
|
// so replication should be disabled.
|
|
dir4, s4 := testServerWithConfig(t, func(c *Config) {
|
|
c.Datacenter = "dc1"
|
|
c.ACLDatacenter = "dc1"
|
|
c.ACLsEnabled = true
|
|
c.ACLTokenReplication = true
|
|
})
|
|
defer os.RemoveAll(dir4)
|
|
defer s4.Shutdown()
|
|
testrpc.WaitForLeader(t, s4.RPC, "dc1")
|
|
if s4.IsACLReplicationEnabled() {
|
|
t.Fatalf("should not be enabled")
|
|
}
|
|
}
|
|
|
|
// Note that this test is testing that legacy token data is replicated, NOT
|
|
// directly testing the legacy acl replication goroutine code.
|
|
//
|
|
// Actually testing legacy replication is difficult to do without old binaries.
|
|
func TestACLReplication_LegacyTokens(t *testing.T) {
|
|
t.Parallel()
|
|
dir1, s1 := testServerWithConfig(t, func(c *Config) {
|
|
c.ACLDatacenter = "dc1"
|
|
c.ACLsEnabled = true
|
|
c.ACLMasterToken = "root"
|
|
})
|
|
defer os.RemoveAll(dir1)
|
|
defer s1.Shutdown()
|
|
testrpc.WaitForLeader(t, s1.RPC, "dc1")
|
|
client := rpcClient(t, s1)
|
|
defer client.Close()
|
|
|
|
dir2, s2 := testServerWithConfig(t, func(c *Config) {
|
|
c.Datacenter = "dc2"
|
|
c.ACLDatacenter = "dc1"
|
|
c.ACLsEnabled = true
|
|
c.ACLTokenReplication = true
|
|
c.ACLReplicationRate = 100
|
|
c.ACLReplicationBurst = 100
|
|
c.ACLReplicationApplyLimit = 1000000
|
|
})
|
|
s2.tokens.UpdateReplicationToken("root", tokenStore.TokenSourceConfig)
|
|
testrpc.WaitForLeader(t, s2.RPC, "dc2")
|
|
defer os.RemoveAll(dir2)
|
|
defer s2.Shutdown()
|
|
|
|
// Try to join.
|
|
joinWAN(t, s2, s1)
|
|
testrpc.WaitForLeader(t, s1.RPC, "dc1")
|
|
testrpc.WaitForLeader(t, s1.RPC, "dc2")
|
|
|
|
// Wait for legacy acls to be disabled so we are clear that
|
|
// legacy replication isn't meddling.
|
|
waitForNewACLs(t, s1)
|
|
waitForNewACLs(t, s2)
|
|
waitForNewACLReplication(t, s2, structs.ACLReplicateTokens, 1, 1, 0)
|
|
|
|
// Create a bunch of new tokens.
|
|
var id string
|
|
for i := 0; i < 50; i++ {
|
|
arg := structs.ACLRequest{
|
|
Datacenter: "dc1",
|
|
Op: structs.ACLSet,
|
|
ACL: structs.ACL{
|
|
Name: "User token",
|
|
Type: structs.ACLTokenTypeClient,
|
|
Rules: testACLPolicy,
|
|
},
|
|
WriteRequest: structs.WriteRequest{Token: "root"},
|
|
}
|
|
if err := s1.RPC("ACL.Apply", &arg, &id); err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
}
|
|
|
|
checkSame := func() error {
|
|
index, remote, err := s1.fsm.State().ACLTokenList(nil, true, true, "", "", "")
|
|
if err != nil {
|
|
return err
|
|
}
|
|
_, local, err := s2.fsm.State().ACLTokenList(nil, true, true, "", "", "")
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
if got, want := len(remote), len(local); got != want {
|
|
return fmt.Errorf("got %d remote ACLs want %d", got, want)
|
|
}
|
|
for i, token := range remote {
|
|
if !bytes.Equal(token.Hash, local[i].Hash) {
|
|
return fmt.Errorf("ACLs differ")
|
|
}
|
|
}
|
|
|
|
var status structs.ACLReplicationStatus
|
|
s2.aclReplicationStatusLock.RLock()
|
|
status = s2.aclReplicationStatus
|
|
s2.aclReplicationStatusLock.RUnlock()
|
|
if !status.Enabled || !status.Running ||
|
|
status.ReplicatedTokenIndex != index ||
|
|
status.SourceDatacenter != "dc1" {
|
|
return fmt.Errorf("ACL replication status differs")
|
|
}
|
|
|
|
return nil
|
|
}
|
|
// Wait for the replica to converge.
|
|
retry.Run(t, func(r *retry.R) {
|
|
if err := checkSame(); err != nil {
|
|
r.Fatal(err)
|
|
}
|
|
})
|
|
|
|
// Create more new tokens.
|
|
for i := 0; i < 50; i++ {
|
|
arg := structs.ACLRequest{
|
|
Datacenter: "dc1",
|
|
Op: structs.ACLSet,
|
|
ACL: structs.ACL{
|
|
Name: "User token",
|
|
Type: structs.ACLTokenTypeClient,
|
|
Rules: testACLPolicy,
|
|
},
|
|
WriteRequest: structs.WriteRequest{Token: "root"},
|
|
}
|
|
var dontCare string
|
|
if err := s1.RPC("ACL.Apply", &arg, &dontCare); err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
}
|
|
// Wait for the replica to converge.
|
|
retry.Run(t, func(r *retry.R) {
|
|
if err := checkSame(); err != nil {
|
|
r.Fatal(err)
|
|
}
|
|
})
|
|
|
|
// Delete a token.
|
|
arg := structs.ACLRequest{
|
|
Datacenter: "dc1",
|
|
Op: structs.ACLDelete,
|
|
ACL: structs.ACL{
|
|
ID: id,
|
|
},
|
|
WriteRequest: structs.WriteRequest{Token: "root"},
|
|
}
|
|
var dontCare string
|
|
if err := s1.RPC("ACL.Apply", &arg, &dontCare); err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
// Wait for the replica to converge.
|
|
retry.Run(t, func(r *retry.R) {
|
|
if err := checkSame(); err != nil {
|
|
r.Fatal(err)
|
|
}
|
|
})
|
|
}
|