minio/cmd/endpoint_test.go

483 lines
22 KiB
Go

/*
* MinIO Cloud Storage, (C) 2017,2018,2019 MinIO, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package cmd
import (
"flag"
"fmt"
"net"
"net/url"
"reflect"
"strings"
"testing"
"github.com/minio/cli"
"github.com/minio/minio-go/v6/pkg/set"
)
func TestSubOptimalEndpointInput(t *testing.T) {
args1 := []string{"http://localhost/d1", "http://localhost/d2", "http://localhost/d3", "http://localhost/d4"}
args2 := []string{"http://example.org/d1", "http://example.com/d1", "http://example.net/d1", "http://example.edu/d1"}
tests := []struct {
setupType SetupType
ctx *cli.Context
endpoints EndpointZones
isErr bool
}{
{
setupType: DistXLSetupType,
ctx: cli.NewContext(cli.NewApp(), flag.NewFlagSet("", flag.ContinueOnError), nil),
endpoints: mustGetZoneEndpoints(args1...),
isErr: false,
},
{
setupType: DistXLSetupType,
ctx: cli.NewContext(cli.NewApp(), flag.NewFlagSet("", flag.ContinueOnError), nil),
endpoints: mustGetZoneEndpoints(args2...),
isErr: false,
},
}
for i, test := range tests {
test := test
t.Run(fmt.Sprintf("Test%d", i+1), func(t *testing.T) {
err := checkEndpointsSubOptimal(test.ctx, test.setupType, test.endpoints)
if test.isErr && err == nil {
t.Error("expected err but found nil")
}
if !test.isErr && err != nil {
t.Errorf("expected err nil but found an err %s", err)
}
})
}
}
func TestNewEndpoint(t *testing.T) {
u2, _ := url.Parse("https://example.org/path")
u4, _ := url.Parse("http://192.168.253.200/path")
testCases := []struct {
arg string
expectedEndpoint Endpoint
expectedType EndpointType
expectedErr error
}{
{"foo", Endpoint{URL: &url.URL{Path: "foo"}, IsLocal: true}, PathEndpointType, nil},
{"/foo", Endpoint{URL: &url.URL{Path: "/foo"}, IsLocal: true}, PathEndpointType, nil},
{`\foo`, Endpoint{URL: &url.URL{Path: `\foo`}, IsLocal: true}, PathEndpointType, nil},
{"C", Endpoint{URL: &url.URL{Path: `C`}, IsLocal: true}, PathEndpointType, nil},
{"C:", Endpoint{URL: &url.URL{Path: `C:`}, IsLocal: true}, PathEndpointType, nil},
{"C:/", Endpoint{URL: &url.URL{Path: "C:"}, IsLocal: true}, PathEndpointType, nil},
{`C:\`, Endpoint{URL: &url.URL{Path: `C:\`}, IsLocal: true}, PathEndpointType, nil},
{`C:\foo`, Endpoint{URL: &url.URL{Path: `C:\foo`}, IsLocal: true}, PathEndpointType, nil},
{"C:/foo", Endpoint{URL: &url.URL{Path: "C:/foo"}, IsLocal: true}, PathEndpointType, nil},
{`C:\\foo`, Endpoint{URL: &url.URL{Path: `C:\\foo`}, IsLocal: true}, PathEndpointType, nil},
{"http:path", Endpoint{URL: &url.URL{Path: "http:path"}, IsLocal: true}, PathEndpointType, nil},
{"http:/path", Endpoint{URL: &url.URL{Path: "http:/path"}, IsLocal: true}, PathEndpointType, nil},
{"http:///path", Endpoint{URL: &url.URL{Path: "http:/path"}, IsLocal: true}, PathEndpointType, nil},
{"https://example.org/path", Endpoint{URL: u2, IsLocal: false}, URLEndpointType, nil},
{"http://192.168.253.200/path", Endpoint{URL: u4, IsLocal: false}, URLEndpointType, nil},
{"", Endpoint{}, -1, fmt.Errorf("empty or root endpoint is not supported")},
{SlashSeparator, Endpoint{}, -1, fmt.Errorf("empty or root endpoint is not supported")},
{`\`, Endpoint{}, -1, fmt.Errorf("empty or root endpoint is not supported")},
{"c://foo", Endpoint{}, -1, fmt.Errorf("invalid URL endpoint format")},
{"ftp://foo", Endpoint{}, -1, fmt.Errorf("invalid URL endpoint format")},
{"http://server/path?location", Endpoint{}, -1, fmt.Errorf("invalid URL endpoint format")},
{"http://:/path", Endpoint{}, -1, fmt.Errorf("invalid URL endpoint format: invalid port number")},
{"http://:8080/path", Endpoint{}, -1, fmt.Errorf("invalid URL endpoint format: empty host name")},
{"http://server:/path", Endpoint{}, -1, fmt.Errorf("invalid URL endpoint format: invalid port number")},
{"https://93.184.216.34:808080/path", Endpoint{}, -1, fmt.Errorf("invalid URL endpoint format: port number must be between 1 to 65535")},
{"http://server:8080//", Endpoint{}, -1, fmt.Errorf("empty or root path is not supported in URL endpoint")},
{"http://server:8080/", Endpoint{}, -1, fmt.Errorf("empty or root path is not supported in URL endpoint")},
{"192.168.1.210:9000", Endpoint{}, -1, fmt.Errorf("invalid URL endpoint format: missing scheme http or https")},
}
for _, testCase := range testCases {
testCase := testCase
t.Run("", func(t *testing.T) {
endpoint, err := NewEndpoint(testCase.arg)
if err == nil {
err = endpoint.UpdateIsLocal()
}
if testCase.expectedErr == nil {
if err != nil {
t.Errorf("error: expected = <nil>, got = %v", err)
}
} else if err == nil {
t.Errorf("error: expected = %v, got = <nil>", testCase.expectedErr)
} else if testCase.expectedErr.Error() != err.Error() {
t.Errorf("error: expected = %v, got = %v", testCase.expectedErr, err)
}
if err == nil && !reflect.DeepEqual(testCase.expectedEndpoint, endpoint) {
t.Errorf("endpoint: expected = %#v, got = %#v", testCase.expectedEndpoint, endpoint)
}
if err == nil && testCase.expectedType != endpoint.Type() {
t.Errorf("type: expected = %+v, got = %+v", testCase.expectedType, endpoint.Type())
}
})
}
}
func TestNewEndpoints(t *testing.T) {
testCases := []struct {
args []string
expectedErr error
}{
{[]string{"d1", "d2", "d3", "d4"}, nil},
{[]string{"/d1", "/d2", "/d3", "/d4"}, nil},
{[]string{"http://localhost/d1", "http://localhost/d2", "http://localhost/d3", "http://localhost/d4"}, nil},
{[]string{"http://example.org/d1", "http://example.com/d1", "http://example.net/d1", "http://example.edu/d1"}, nil},
{[]string{"http://localhost/d1", "http://localhost/d2", "http://example.org/d1", "http://example.org/d2"}, nil},
{[]string{"https://localhost:9000/d1", "https://localhost:9001/d2", "https://localhost:9002/d3", "https://localhost:9003/d4"}, nil},
// // It is valid WRT endpoint list that same path is expected with different port on same server.
{[]string{"https://127.0.0.1:9000/d1", "https://127.0.0.1:9001/d1", "https://127.0.0.1:9002/d1", "https://127.0.0.1:9003/d1"}, nil},
{[]string{"d1", "d2", "d3", "d1"}, fmt.Errorf("duplicate endpoints found")},
{[]string{"d1", "d2", "d3", "./d1"}, fmt.Errorf("duplicate endpoints found")},
{[]string{"http://localhost/d1", "http://localhost/d2", "http://localhost/d1", "http://localhost/d4"}, fmt.Errorf("duplicate endpoints found")},
{[]string{"ftp://server/d1", "http://server/d2", "http://server/d3", "http://server/d4"}, fmt.Errorf("'ftp://server/d1': invalid URL endpoint format")},
{[]string{"d1", "http://localhost/d2", "d3", "d4"}, fmt.Errorf("mixed style endpoints are not supported")},
{[]string{"http://example.org/d1", "https://example.com/d1", "http://example.net/d1", "https://example.edut/d1"}, fmt.Errorf("mixed scheme is not supported")},
{[]string{"192.168.1.210:9000/tmp/dir0", "192.168.1.210:9000/tmp/dir1", "192.168.1.210:9000/tmp/dir2", "192.168.110:9000/tmp/dir3"}, fmt.Errorf("'192.168.1.210:9000/tmp/dir0': invalid URL endpoint format: missing scheme http or https")},
}
for _, testCase := range testCases {
_, err := NewEndpoints(testCase.args...)
if testCase.expectedErr == nil {
if err != nil {
t.Fatalf("error: expected = <nil>, got = %v", err)
}
} else if err == nil {
t.Fatalf("error: expected = %v, got = <nil>", testCase.expectedErr)
} else if testCase.expectedErr.Error() != err.Error() {
t.Fatalf("error: expected = %v, got = %v", testCase.expectedErr, err)
}
}
}
func TestCreateEndpoints(t *testing.T) {
// Filter ipList by IPs those do not start with '127.'.
nonLoopBackIPs := localIP4.FuncMatch(func(ip string, matchString string) bool {
return !net.ParseIP(ip).IsLoopback()
}, "")
if len(nonLoopBackIPs) == 0 {
t.Fatalf("No non-loop back IP address found for this host")
}
nonLoopBackIP := nonLoopBackIPs.ToSlice()[0]
getExpectedEndpoints := func(args []string, prefix string) ([]*url.URL, []bool) {
var URLs []*url.URL
var localFlags []bool
for _, arg := range args {
u, _ := url.Parse(arg)
URLs = append(URLs, u)
localFlags = append(localFlags, strings.HasPrefix(arg, prefix))
}
return URLs, localFlags
}
case1Endpoint1 := "http://" + nonLoopBackIP + "/d1"
case1Endpoint2 := "http://" + nonLoopBackIP + "/d2"
args := []string{
"http://" + nonLoopBackIP + ":10000/d1",
"http://" + nonLoopBackIP + ":10000/d2",
"http://example.org:10000/d3",
"http://example.com:10000/d4",
}
case1URLs, case1LocalFlags := getExpectedEndpoints(args, "http://"+nonLoopBackIP+":10000/")
case2Endpoint1 := "http://" + nonLoopBackIP + "/d1"
case2Endpoint2 := "http://" + nonLoopBackIP + ":9000/d2"
args = []string{
"http://" + nonLoopBackIP + ":10000/d1",
"http://" + nonLoopBackIP + ":9000/d2",
"http://example.org:10000/d3",
"http://example.com:10000/d4",
}
case2URLs, case2LocalFlags := getExpectedEndpoints(args, "http://"+nonLoopBackIP+":10000/")
case3Endpoint1 := "http://" + nonLoopBackIP + "/d1"
args = []string{
"http://" + nonLoopBackIP + ":80/d1",
"http://example.org:9000/d2",
"http://example.com:80/d3",
"http://example.net:80/d4",
}
case3URLs, case3LocalFlags := getExpectedEndpoints(args, "http://"+nonLoopBackIP+":80/")
case4Endpoint1 := "http://" + nonLoopBackIP + "/d1"
args = []string{
"http://" + nonLoopBackIP + ":9000/d1",
"http://example.org:9000/d2",
"http://example.com:9000/d3",
"http://example.net:9000/d4",
}
case4URLs, case4LocalFlags := getExpectedEndpoints(args, "http://"+nonLoopBackIP+":9000/")
case5Endpoint1 := "http://" + nonLoopBackIP + ":9000/d1"
case5Endpoint2 := "http://" + nonLoopBackIP + ":9001/d2"
case5Endpoint3 := "http://" + nonLoopBackIP + ":9002/d3"
case5Endpoint4 := "http://" + nonLoopBackIP + ":9003/d4"
args = []string{
case5Endpoint1,
case5Endpoint2,
case5Endpoint3,
case5Endpoint4,
}
case5URLs, case5LocalFlags := getExpectedEndpoints(args, "http://"+nonLoopBackIP+":9000/")
case6Endpoint := "http://" + nonLoopBackIP + ":9003/d4"
args = []string{
"http://localhost:9000/d1",
"http://localhost:9001/d2",
"http://127.0.0.1:9002/d3",
case6Endpoint,
}
case6URLs, case6LocalFlags := getExpectedEndpoints(args, "http://"+nonLoopBackIP+":9003/")
testCases := []struct {
serverAddr string
args [][]string
expectedServerAddr string
expectedEndpoints Endpoints
expectedSetupType SetupType
expectedErr error
}{
{"localhost", [][]string{}, "", Endpoints{}, -1, fmt.Errorf("address localhost: missing port in address")},
// FS Setup
{"localhost:9000", [][]string{{"http://localhost/d1"}}, "", Endpoints{}, -1, fmt.Errorf("use path style endpoint for FS setup")},
{":443", [][]string{{"d1"}}, ":443", Endpoints{Endpoint{URL: &url.URL{Path: "d1"}, IsLocal: true}}, FSSetupType, nil},
{"localhost:10000", [][]string{{"/d1"}}, "localhost:10000", Endpoints{Endpoint{URL: &url.URL{Path: "/d1"}, IsLocal: true}}, FSSetupType, nil},
{"localhost:10000", [][]string{{"./d1"}}, "localhost:10000", Endpoints{Endpoint{URL: &url.URL{Path: "d1"}, IsLocal: true}}, FSSetupType, nil},
{"localhost:10000", [][]string{{`\d1`}}, "localhost:10000", Endpoints{Endpoint{URL: &url.URL{Path: `\d1`}, IsLocal: true}}, FSSetupType, nil},
{"localhost:10000", [][]string{{`.\d1`}}, "localhost:10000", Endpoints{Endpoint{URL: &url.URL{Path: `.\d1`}, IsLocal: true}}, FSSetupType, nil},
{"localhost:9000", [][]string{{"https://127.0.0.1:9000/d1", "https://localhost:9001/d1", "https://example.com/d1", "https://example.com/d2"}}, "", Endpoints{}, -1, fmt.Errorf("path '/d1' can not be served by different port on same address")},
// XL Setup with PathEndpointType
{":1234", [][]string{{"/d1", "/d2", "d3", "d4"}}, ":1234",
Endpoints{
Endpoint{URL: &url.URL{Path: "/d1"}, IsLocal: true},
Endpoint{URL: &url.URL{Path: "/d2"}, IsLocal: true},
Endpoint{URL: &url.URL{Path: "d3"}, IsLocal: true},
Endpoint{URL: &url.URL{Path: "d4"}, IsLocal: true},
}, XLSetupType, nil},
// DistXL Setup with URLEndpointType
{":9000", [][]string{{"http://localhost/d1", "http://localhost/d2", "http://localhost/d3", "http://localhost/d4"}}, ":9000", Endpoints{
Endpoint{URL: &url.URL{Scheme: "http", Host: "localhost", Path: "/d1"}, IsLocal: true},
Endpoint{URL: &url.URL{Scheme: "http", Host: "localhost", Path: "/d2"}, IsLocal: true},
Endpoint{URL: &url.URL{Scheme: "http", Host: "localhost", Path: "/d3"}, IsLocal: true},
Endpoint{URL: &url.URL{Scheme: "http", Host: "localhost", Path: "/d4"}, IsLocal: true},
}, DistXLSetupType, nil},
// DistXL Setup with URLEndpointType having mixed naming to local host.
{"127.0.0.1:10000", [][]string{{"http://localhost/d1", "http://localhost/d2", "http://127.0.0.1/d3", "http://127.0.0.1/d4"}}, "", Endpoints{}, -1, fmt.Errorf("all local endpoints should not have different hostnames/ips")},
{":9001", [][]string{{"http://10.0.0.1:9000/export", "http://10.0.0.2:9000/export", "http://" + nonLoopBackIP + ":9001/export", "http://10.0.0.2:9001/export"}}, "", Endpoints{}, -1, fmt.Errorf("path '/export' can not be served by different port on same address")},
{":9000", [][]string{{"http://127.0.0.1:9000/export", "http://" + nonLoopBackIP + ":9000/export", "http://10.0.0.1:9000/export", "http://10.0.0.2:9000/export"}}, "", Endpoints{}, -1, fmt.Errorf("path '/export' cannot be served by different address on same server")},
// DistXL type
{"127.0.0.1:10000", [][]string{{case1Endpoint1, case1Endpoint2, "http://example.org/d3", "http://example.com/d4"}}, "127.0.0.1:10000", Endpoints{
Endpoint{URL: case1URLs[0], IsLocal: case1LocalFlags[0]},
Endpoint{URL: case1URLs[1], IsLocal: case1LocalFlags[1]},
Endpoint{URL: case1URLs[2], IsLocal: case1LocalFlags[2]},
Endpoint{URL: case1URLs[3], IsLocal: case1LocalFlags[3]},
}, DistXLSetupType, nil},
{"127.0.0.1:10000", [][]string{{case2Endpoint1, case2Endpoint2, "http://example.org/d3", "http://example.com/d4"}}, "127.0.0.1:10000", Endpoints{
Endpoint{URL: case2URLs[0], IsLocal: case2LocalFlags[0]},
Endpoint{URL: case2URLs[1], IsLocal: case2LocalFlags[1]},
Endpoint{URL: case2URLs[2], IsLocal: case2LocalFlags[2]},
Endpoint{URL: case2URLs[3], IsLocal: case2LocalFlags[3]},
}, DistXLSetupType, nil},
{":80", [][]string{{case3Endpoint1, "http://example.org:9000/d2", "http://example.com/d3", "http://example.net/d4"}}, ":80", Endpoints{
Endpoint{URL: case3URLs[0], IsLocal: case3LocalFlags[0]},
Endpoint{URL: case3URLs[1], IsLocal: case3LocalFlags[1]},
Endpoint{URL: case3URLs[2], IsLocal: case3LocalFlags[2]},
Endpoint{URL: case3URLs[3], IsLocal: case3LocalFlags[3]},
}, DistXLSetupType, nil},
{":9000", [][]string{{case4Endpoint1, "http://example.org/d2", "http://example.com/d3", "http://example.net/d4"}}, ":9000", Endpoints{
Endpoint{URL: case4URLs[0], IsLocal: case4LocalFlags[0]},
Endpoint{URL: case4URLs[1], IsLocal: case4LocalFlags[1]},
Endpoint{URL: case4URLs[2], IsLocal: case4LocalFlags[2]},
Endpoint{URL: case4URLs[3], IsLocal: case4LocalFlags[3]},
}, DistXLSetupType, nil},
{":9000", [][]string{{case5Endpoint1, case5Endpoint2, case5Endpoint3, case5Endpoint4}}, ":9000", Endpoints{
Endpoint{URL: case5URLs[0], IsLocal: case5LocalFlags[0]},
Endpoint{URL: case5URLs[1], IsLocal: case5LocalFlags[1]},
Endpoint{URL: case5URLs[2], IsLocal: case5LocalFlags[2]},
Endpoint{URL: case5URLs[3], IsLocal: case5LocalFlags[3]},
}, DistXLSetupType, nil},
// DistXL Setup using only local host.
{":9003", [][]string{{"http://localhost:9000/d1", "http://localhost:9001/d2", "http://127.0.0.1:9002/d3", case6Endpoint}}, ":9003", Endpoints{
Endpoint{URL: case6URLs[0], IsLocal: case6LocalFlags[0]},
Endpoint{URL: case6URLs[1], IsLocal: case6LocalFlags[1]},
Endpoint{URL: case6URLs[2], IsLocal: case6LocalFlags[2]},
Endpoint{URL: case6URLs[3], IsLocal: case6LocalFlags[3]},
}, DistXLSetupType, nil},
}
for _, testCase := range testCases {
testCase := testCase
t.Run("", func(t *testing.T) {
endpoints, setupType, err := CreateEndpoints(testCase.serverAddr, false, testCase.args...)
if err == nil && testCase.expectedErr != nil {
t.Errorf("error: expected = %v, got = <nil>", testCase.expectedErr)
}
if err == nil {
if setupType != testCase.expectedSetupType {
t.Errorf("setupType: expected = %v, got = %v", testCase.expectedSetupType, setupType)
}
if len(endpoints) != len(testCase.expectedEndpoints) {
t.Errorf("endpoints: expected = %d, got = %d", len(testCase.expectedEndpoints),
len(endpoints))
} else {
for i, endpoint := range endpoints {
if testCase.expectedEndpoints[i].String() != endpoint.String() {
t.Errorf("endpoints: expected = %s, got = %s",
testCase.expectedEndpoints[i],
endpoint)
}
}
}
}
if err != nil && testCase.expectedErr == nil {
t.Errorf("error: expected = <nil>, got = %v, testCase: %v", err, testCase)
}
})
}
}
// Tests get local peer functionality, local peer is supposed to only return one entry per minio service.
// So it means that if you have say localhost:9000 and localhost:9001 as endpointArgs then localhost:9001
// is considered a remote service from localhost:9000 perspective.
func TestGetLocalPeer(t *testing.T) {
tempGlobalMinioAddr := globalMinioAddr
tempGlobalMinioPort := globalMinioPort
defer func() {
globalMinioAddr = tempGlobalMinioAddr
globalMinioPort = tempGlobalMinioPort
}()
globalMinioAddr = ":9000"
globalMinioPort = "9000"
testCases := []struct {
endpointArgs []string
expectedResult string
}{
{[]string{"/d1", "/d2", "d3", "d4"}, "127.0.0.1:9000"},
{[]string{"http://localhost:9000/d1", "http://localhost:9000/d2", "http://example.org:9000/d3", "http://example.com:9000/d4"},
"localhost:9000"},
{[]string{"http://localhost:9000/d1", "http://example.org:9000/d2", "http://example.com:9000/d3", "http://example.net:9000/d4"},
"localhost:9000"},
{[]string{"http://localhost:9000/d1", "http://localhost:9001/d2", "http://localhost:9002/d3", "http://localhost:9003/d4"},
"localhost:9000"},
}
for i, testCase := range testCases {
zendpoints := mustGetZoneEndpoints(testCase.endpointArgs...)
if !zendpoints[0].Endpoints[0].IsLocal {
if err := zendpoints[0].Endpoints.UpdateIsLocal(false); err != nil {
t.Fatalf("error: expected = <nil>, got = %v", err)
}
}
remotePeer := GetLocalPeer(zendpoints)
if remotePeer != testCase.expectedResult {
t.Fatalf("Test %d: expected: %v, got: %v", i+1, testCase.expectedResult, remotePeer)
}
}
}
func TestGetRemotePeers(t *testing.T) {
tempGlobalMinioPort := globalMinioPort
defer func() {
globalMinioPort = tempGlobalMinioPort
}()
globalMinioPort = "9000"
testCases := []struct {
endpointArgs []string
expectedResult []string
}{
{[]string{"/d1", "/d2", "d3", "d4"}, []string{}},
{[]string{"http://localhost:9000/d1", "http://localhost:9000/d2", "http://example.org:9000/d3", "http://example.com:9000/d4"}, []string{"example.com:9000", "example.org:9000"}},
{[]string{"http://localhost:9000/d1", "http://localhost:10000/d2", "http://example.org:9000/d3", "http://example.com:9000/d4"}, []string{"example.com:9000", "example.org:9000", "localhost:10000"}},
{[]string{"http://localhost:9000/d1", "http://example.org:9000/d2", "http://example.com:9000/d3", "http://example.net:9000/d4"}, []string{"example.com:9000", "example.net:9000", "example.org:9000"}},
{[]string{"http://localhost:9000/d1", "http://localhost:9001/d2", "http://localhost:9002/d3", "http://localhost:9003/d4"}, []string{"localhost:9001", "localhost:9002", "localhost:9003"}},
}
for _, testCase := range testCases {
zendpoints := mustGetZoneEndpoints(testCase.endpointArgs...)
if !zendpoints[0].Endpoints[0].IsLocal {
if err := zendpoints[0].Endpoints.UpdateIsLocal(false); err != nil {
t.Fatalf("error: expected = <nil>, got = %v", err)
}
}
remotePeers := GetRemotePeers(zendpoints)
if !reflect.DeepEqual(remotePeers, testCase.expectedResult) {
t.Fatalf("expected: %v, got: %v", testCase.expectedResult, remotePeers)
}
}
}
func TestUpdateDomainIPs(t *testing.T) {
tempGlobalMinioPort := globalMinioPort
defer func() {
globalMinioPort = tempGlobalMinioPort
}()
globalMinioPort = "9000"
tempGlobalDomainIPs := globalDomainIPs
defer func() {
globalDomainIPs = tempGlobalDomainIPs
}()
ipv4TestCases := []struct {
endPoints set.StringSet
expectedResult set.StringSet
}{
{set.NewStringSet(), set.NewStringSet()},
{set.CreateStringSet("localhost"), set.NewStringSet()},
{set.CreateStringSet("localhost", "10.0.0.1"), set.CreateStringSet("10.0.0.1:9000")},
{set.CreateStringSet("localhost:9001", "10.0.0.1"), set.CreateStringSet("10.0.0.1:9000")},
{set.CreateStringSet("localhost", "10.0.0.1:9001"), set.CreateStringSet("10.0.0.1:9001")},
{set.CreateStringSet("localhost:9000", "10.0.0.1:9001"), set.CreateStringSet("10.0.0.1:9001")},
{set.CreateStringSet("10.0.0.1", "10.0.0.2"), set.CreateStringSet("10.0.0.1:9000", "10.0.0.2:9000")},
{set.CreateStringSet("10.0.0.1:9001", "10.0.0.2"), set.CreateStringSet("10.0.0.1:9001", "10.0.0.2:9000")},
{set.CreateStringSet("10.0.0.1", "10.0.0.2:9002"), set.CreateStringSet("10.0.0.1:9000", "10.0.0.2:9002")},
{set.CreateStringSet("10.0.0.1:9001", "10.0.0.2:9002"), set.CreateStringSet("10.0.0.1:9001", "10.0.0.2:9002")},
}
for _, testCase := range ipv4TestCases {
globalDomainIPs = nil
updateDomainIPs(testCase.endPoints)
if !testCase.expectedResult.Equals(globalDomainIPs) {
t.Fatalf("error: expected = %s, got = %s", testCase.expectedResult, globalDomainIPs)
}
}
}