339 lines
8.2 KiB
Go
339 lines
8.2 KiB
Go
package consul
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import (
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"os"
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"testing"
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"time"
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"github.com/hashicorp/consul/acl"
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"github.com/hashicorp/consul/agent/structs"
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"github.com/hashicorp/consul/sdk/testutil/retry"
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"github.com/hashicorp/consul/testrpc"
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msgpackrpc "github.com/hashicorp/net-rpc-msgpackrpc"
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"github.com/hashicorp/raft"
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autopilot "github.com/hashicorp/raft-autopilot"
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"github.com/stretchr/testify/require"
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)
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func TestOperator_Autopilot_GetConfiguration(t *testing.T) {
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if testing.Short() {
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t.Skip("too slow for testing.Short")
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}
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t.Parallel()
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dir1, s1 := testServerWithConfig(t, func(c *Config) {
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c.AutopilotConfig.CleanupDeadServers = false
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})
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defer os.RemoveAll(dir1)
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defer s1.Shutdown()
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codec := rpcClient(t, s1)
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defer codec.Close()
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testrpc.WaitForLeader(t, s1.RPC, "dc1")
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arg := structs.DCSpecificRequest{
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Datacenter: "dc1",
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}
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var reply structs.AutopilotConfig
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err := msgpackrpc.CallWithCodec(codec, "Operator.AutopilotGetConfiguration", &arg, &reply)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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if reply.CleanupDeadServers {
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t.Fatalf("bad: %#v", reply)
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}
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}
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func TestOperator_Autopilot_GetConfiguration_ACLDeny(t *testing.T) {
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if testing.Short() {
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t.Skip("too slow for testing.Short")
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}
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t.Parallel()
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dir1, s1 := testServerWithConfig(t, func(c *Config) {
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c.ACLDatacenter = "dc1"
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c.ACLsEnabled = true
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c.ACLMasterToken = "root"
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c.ACLDefaultPolicy = "deny"
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c.AutopilotConfig.CleanupDeadServers = false
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})
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defer os.RemoveAll(dir1)
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defer s1.Shutdown()
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codec := rpcClient(t, s1)
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defer codec.Close()
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testrpc.WaitForLeader(t, s1.RPC, "dc1")
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// Try to get config without permissions
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arg := structs.DCSpecificRequest{
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Datacenter: "dc1",
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}
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var reply structs.AutopilotConfig
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err := msgpackrpc.CallWithCodec(codec, "Operator.AutopilotGetConfiguration", &arg, &reply)
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if !acl.IsErrPermissionDenied(err) {
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t.Fatalf("err: %v", err)
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}
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// Create an ACL with operator read permissions.
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var token string
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{
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var rules = `
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operator = "read"
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`
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req := structs.ACLRequest{
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Datacenter: "dc1",
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Op: structs.ACLSet,
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ACL: structs.ACL{
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Name: "User token",
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Type: structs.ACLTokenTypeClient,
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Rules: rules,
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},
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WriteRequest: structs.WriteRequest{Token: "root"},
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}
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if err := msgpackrpc.CallWithCodec(codec, "ACL.Apply", &req, &token); err != nil {
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t.Fatalf("err: %v", err)
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}
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}
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// Now we can read and verify the config
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arg.Token = token
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err = msgpackrpc.CallWithCodec(codec, "Operator.AutopilotGetConfiguration", &arg, &reply)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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if reply.CleanupDeadServers {
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t.Fatalf("bad: %#v", reply)
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}
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}
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func TestOperator_Autopilot_SetConfiguration(t *testing.T) {
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if testing.Short() {
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t.Skip("too slow for testing.Short")
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}
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t.Parallel()
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dir1, s1 := testServerWithConfig(t, func(c *Config) {
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c.AutopilotConfig.CleanupDeadServers = false
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})
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defer os.RemoveAll(dir1)
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defer s1.Shutdown()
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codec := rpcClient(t, s1)
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defer codec.Close()
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testrpc.WaitForLeader(t, s1.RPC, "dc1")
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// Change the autopilot config from the default
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arg := structs.AutopilotSetConfigRequest{
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Datacenter: "dc1",
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Config: structs.AutopilotConfig{
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CleanupDeadServers: true,
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MinQuorum: 3,
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},
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}
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var reply *bool
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err := msgpackrpc.CallWithCodec(codec, "Operator.AutopilotSetConfiguration", &arg, &reply)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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// Make sure it's changed
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state := s1.fsm.State()
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_, config, err := state.AutopilotConfig()
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if err != nil {
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t.Fatal(err)
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}
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if !config.CleanupDeadServers && config.MinQuorum != 3 {
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t.Fatalf("bad: %#v", config)
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}
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}
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func TestOperator_Autopilot_SetConfiguration_ACLDeny(t *testing.T) {
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if testing.Short() {
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t.Skip("too slow for testing.Short")
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}
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t.Parallel()
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dir1, s1 := testServerWithConfig(t, func(c *Config) {
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c.ACLDatacenter = "dc1"
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c.ACLsEnabled = true
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c.ACLMasterToken = "root"
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c.ACLDefaultPolicy = "deny"
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c.AutopilotConfig.CleanupDeadServers = false
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})
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defer os.RemoveAll(dir1)
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defer s1.Shutdown()
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codec := rpcClient(t, s1)
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defer codec.Close()
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testrpc.WaitForLeader(t, s1.RPC, "dc1")
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// Try to set config without permissions
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arg := structs.AutopilotSetConfigRequest{
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Datacenter: "dc1",
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Config: structs.AutopilotConfig{
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CleanupDeadServers: true,
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},
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}
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var reply *bool
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err := msgpackrpc.CallWithCodec(codec, "Operator.AutopilotSetConfiguration", &arg, &reply)
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if !acl.IsErrPermissionDenied(err) {
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t.Fatalf("err: %v", err)
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}
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// Create an ACL with operator write permissions.
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var token string
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{
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var rules = `
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operator = "write"
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`
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req := structs.ACLRequest{
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Datacenter: "dc1",
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Op: structs.ACLSet,
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ACL: structs.ACL{
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Name: "User token",
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Type: structs.ACLTokenTypeClient,
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Rules: rules,
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},
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WriteRequest: structs.WriteRequest{Token: "root"},
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}
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if err := msgpackrpc.CallWithCodec(codec, "ACL.Apply", &req, &token); err != nil {
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t.Fatalf("err: %v", err)
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}
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}
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// Now we can update the config
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arg.Token = token
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err = msgpackrpc.CallWithCodec(codec, "Operator.AutopilotSetConfiguration", &arg, &reply)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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// Make sure it's changed
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state := s1.fsm.State()
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_, config, err := state.AutopilotConfig()
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if err != nil {
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t.Fatal(err)
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}
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if !config.CleanupDeadServers {
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t.Fatalf("bad: %#v", config)
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}
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}
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func TestOperator_ServerHealth(t *testing.T) {
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if testing.Short() {
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t.Skip("too slow for testing.Short")
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}
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t.Parallel()
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conf := func(c *Config) {
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c.Datacenter = "dc1"
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c.Bootstrap = false
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c.BootstrapExpect = 3
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c.RaftConfig.ProtocolVersion = 3
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c.ServerHealthInterval = 100 * time.Millisecond
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c.AutopilotInterval = 100 * time.Millisecond
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}
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dir1, s1 := testServerWithConfig(t, conf)
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defer os.RemoveAll(dir1)
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defer s1.Shutdown()
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codec := rpcClient(t, s1)
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defer codec.Close()
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dir2, s2 := testServerWithConfig(t, conf)
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defer os.RemoveAll(dir2)
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defer s2.Shutdown()
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joinLAN(t, s2, s1)
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dir3, s3 := testServerWithConfig(t, conf)
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defer os.RemoveAll(dir3)
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defer s3.Shutdown()
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joinLAN(t, s3, s1)
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testrpc.WaitForLeader(t, s1.RPC, "dc1")
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retry.Run(t, func(r *retry.R) {
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arg := structs.DCSpecificRequest{
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Datacenter: "dc1",
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}
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var reply structs.AutopilotHealthReply
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err := msgpackrpc.CallWithCodec(codec, "Operator.ServerHealth", &arg, &reply)
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if err != nil {
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r.Fatalf("err: %v", err)
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}
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if !reply.Healthy {
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r.Fatalf("bad: %v", reply)
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}
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if reply.FailureTolerance != 1 {
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r.Fatalf("bad: %v", reply)
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}
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if len(reply.Servers) != 3 {
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r.Fatalf("bad: %v", reply)
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}
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// Leader should have LastContact == 0, others should be positive
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for _, s := range reply.Servers {
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isLeader := s1.raft.Leader() == raft.ServerAddress(s.Address)
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if isLeader && s.LastContact != 0 {
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r.Fatalf("bad: %v", reply)
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}
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if !isLeader && s.LastContact <= 0 {
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r.Fatalf("bad: %v", reply)
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}
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}
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})
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}
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func TestOperator_AutopilotState(t *testing.T) {
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if testing.Short() {
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t.Skip("too slow for testing.Short")
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}
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t.Parallel()
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conf := func(c *Config) {
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c.Datacenter = "dc1"
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c.Bootstrap = false
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c.BootstrapExpect = 3
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c.RaftConfig.ProtocolVersion = 3
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c.ServerHealthInterval = 100 * time.Millisecond
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c.AutopilotInterval = 100 * time.Millisecond
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}
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dir1, s1 := testServerWithConfig(t, conf)
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defer os.RemoveAll(dir1)
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defer s1.Shutdown()
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codec := rpcClient(t, s1)
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defer codec.Close()
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dir2, s2 := testServerWithConfig(t, conf)
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defer os.RemoveAll(dir2)
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defer s2.Shutdown()
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joinLAN(t, s2, s1)
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dir3, s3 := testServerWithConfig(t, conf)
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defer os.RemoveAll(dir3)
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defer s3.Shutdown()
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joinLAN(t, s3, s1)
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testrpc.WaitForLeader(t, s1.RPC, "dc1")
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retry.Run(t, func(r *retry.R) {
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arg := structs.DCSpecificRequest{
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Datacenter: "dc1",
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}
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var reply autopilot.State
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err := msgpackrpc.CallWithCodec(codec, "Operator.AutopilotState", &arg, &reply)
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require.NoError(r, err)
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require.True(r, reply.Healthy)
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require.Equal(r, 1, reply.FailureTolerance)
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require.Len(r, reply.Servers, 3)
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// Leader should have LastContact == 0, others should be positive
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for _, s := range reply.Servers {
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isLeader := s1.raft.Leader() == s.Server.Address
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if isLeader {
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require.Zero(r, s.Stats.LastContact)
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} else {
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require.NotEqual(r, time.Duration(0), s.Stats.LastContact)
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}
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}
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})
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}
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