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Copy pathaddr_test.go
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311 lines (293 loc) · 5.84 KB
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package addr
import (
"fmt"
"testing"
pb "github.com/linkerd/linkerd2-proxy-api/go/net"
proxy "github.com/linkerd/linkerd2-proxy-api/go/net"
l5dNetPb "github.com/linkerd/linkerd2/controller/gen/common/net"
"google.golang.org/protobuf/proto"
)
func TestPublicAddressToString(t *testing.T) {
cases := []struct {
name string
addr *l5dNetPb.TcpAddress
expected string
}{
{
name: "ipv4",
addr: &l5dNetPb.TcpAddress{
Ip: &l5dNetPb.IPAddress{
Ip: &l5dNetPb.IPAddress_Ipv4{
Ipv4: 3232235521,
},
},
Port: 1234,
},
expected: "192.168.0.1:1234",
},
{
name: "ipv6",
addr: &l5dNetPb.TcpAddress{
Ip: &l5dNetPb.IPAddress{
Ip: &l5dNetPb.IPAddress_Ipv6{
Ipv6: &l5dNetPb.IPv6{
First: 49320,
Last: 1,
},
},
},
Port: 1234,
},
expected: "[::c0a8:0:0:0:1]:1234",
},
{
name: "nil",
addr: nil,
expected: "<nil>:0",
},
}
for _, c := range cases {
c := c
t.Run(c.name, func(t *testing.T) {
got := PublicAddressToString(c.addr)
if c.expected != got {
t.Errorf("expected: %v, got: %v", c.expected, got)
}
})
}
}
func TestProxyAddressesToString(t *testing.T) {
cases := []struct {
name string
addrs []pb.TcpAddress
expected string
}{
{
name: "ipv4",
addrs: []pb.TcpAddress{
{
Ip: &proxy.IPAddress{
Ip: &proxy.IPAddress_Ipv4{
Ipv4: 3232235521,
},
},
Port: 1234,
},
{
Ip: &proxy.IPAddress{
Ip: &proxy.IPAddress_Ipv4{
Ipv4: 3232235522,
},
},
Port: 1234,
},
},
expected: "[192.168.0.1:1234,192.168.0.2:1234]",
},
{
name: "nil",
addrs: nil,
expected: "[]",
},
}
for _, c := range cases {
c := c
t.Run(c.name, func(t *testing.T) {
got := ProxyAddressesToString(c.addrs)
if c.expected != got {
t.Errorf("expected: %v, got: %v", c.expected, got)
}
})
}
}
func TestProxyIPToString(t *testing.T) {
cases := []struct {
name string
ip *pb.IPAddress
expected string
}{
{
name: "ipv4",
ip: &pb.IPAddress{
Ip: &pb.IPAddress_Ipv4{
Ipv4: 3232235521,
},
},
expected: "192.168.0.1",
},
{
name: "nil",
ip: nil,
expected: "0.0.0.0",
},
}
for _, c := range cases {
c := c
t.Run(c.name, func(t *testing.T) {
got := ProxyIPToString(c.ip)
if c.expected != got {
t.Errorf("expected: %v, got: %v", c.expected, got)
}
})
}
}
func TestNetToPublic(t *testing.T) {
type addrExp struct {
proxyAddr *proxy.TcpAddress
publicAddress *l5dNetPb.TcpAddress
}
expectations := []addrExp{
{
proxyAddr: &proxy.TcpAddress{},
publicAddress: &l5dNetPb.TcpAddress{},
},
{
proxyAddr: &proxy.TcpAddress{
Ip: &proxy.IPAddress{Ip: &proxy.IPAddress_Ipv4{Ipv4: 1}},
Port: 1234,
},
publicAddress: &l5dNetPb.TcpAddress{
Ip: &l5dNetPb.IPAddress{Ip: &l5dNetPb.IPAddress_Ipv4{Ipv4: 1}},
Port: 1234,
},
},
{
proxyAddr: &proxy.TcpAddress{
Ip: &proxy.IPAddress{
Ip: &proxy.IPAddress_Ipv6{
Ipv6: &proxy.IPv6{
First: 2345,
Last: 6789,
},
},
},
Port: 1234,
},
publicAddress: &l5dNetPb.TcpAddress{
Ip: &l5dNetPb.IPAddress{
Ip: &l5dNetPb.IPAddress_Ipv6{
Ipv6: &l5dNetPb.IPv6{
First: 2345,
Last: 6789,
},
},
},
Port: 1234,
},
},
}
for i, exp := range expectations {
exp := exp // pin
t.Run(fmt.Sprintf("%d returns expected Viz API TCPAddress", i), func(t *testing.T) {
res := NetToPublic(exp.proxyAddr)
if !proto.Equal(res, exp.publicAddress) {
t.Fatalf("Unexpected TCP Address: [%+v] expected: [%+v]", res, exp.publicAddress)
}
})
}
}
func TestParseProxyIPV4(t *testing.T) {
var testCases = []struct {
ip string
expAddr *pb.IPAddress
expErr bool
}{
{
ip: "10.0",
expAddr: nil,
expErr: true,
},
{
ip: "x.x.x.x",
expAddr: nil,
expErr: true,
},
{
ip: "10.10.10.10",
expAddr: &pb.IPAddress{
Ip: &pb.IPAddress_Ipv4{Ipv4: 168430090},
},
expErr: false,
},
}
for _, testCase := range testCases {
res, err := ParseProxyIPV4(testCase.ip)
if testCase.expErr && err == nil {
t.Fatalf("expected get err, but get nil")
}
if !testCase.expErr {
if err != nil {
t.Fatalf("Unexpected err %v", err)
}
if !proto.Equal(res, testCase.expAddr) {
t.Fatalf("Unexpected TCP Address: [%+v] expected: [%+v]", res, testCase.expAddr)
}
}
}
}
func TestParsePublicIPV4(t *testing.T) {
var testCases = []struct {
ip string
expAddr *l5dNetPb.IPAddress
expErr bool
}{
{
ip: "10.0",
expAddr: nil,
expErr: true,
},
{
ip: "x.x.x.x",
expAddr: nil,
expErr: true,
},
{
ip: "10.10.10.11",
expAddr: &l5dNetPb.IPAddress{
Ip: &l5dNetPb.IPAddress_Ipv4{Ipv4: 168430091},
},
expErr: false,
},
}
for _, testCase := range testCases {
res, err := ParsePublicIPV4(testCase.ip)
if testCase.expErr && err == nil {
t.Fatalf("expected get err, but get nil")
}
if !testCase.expErr {
if err != nil {
t.Fatalf("Unexpected err %v", err)
}
if !proto.Equal(res, testCase.expAddr) {
t.Fatalf("Unexpected TCP Address: [%+v] expected: [%+v]", res, testCase.expAddr)
}
}
}
}
func TestProxyAddressToString(t *testing.T) {
var testCases = []struct {
addr *pb.TcpAddress
expStr string
}{
{
addr: &pb.TcpAddress{
Ip: &pb.IPAddress{Ip: &pb.IPAddress_Ipv4{Ipv4: 1}},
Port: 1234,
},
expStr: "0.0.0.1:1234",
},
{
addr: &pb.TcpAddress{
Ip: &pb.IPAddress{Ip: &pb.IPAddress_Ipv4{Ipv4: 65535}},
Port: 5678,
},
expStr: "0.0.255.255:5678",
},
}
for _, testCase := range testCases {
res := ProxyAddressToString(testCase.addr)
if !(res == testCase.expStr) {
t.Fatalf("Unexpected string: %s expected: %s", res, testCase.expStr)
}
}
}