test windows

This commit is contained in:
Pascal Fischer 2023-06-12 14:56:30 +02:00
parent 7dfbb71f7a
commit 75d541f967
3 changed files with 103 additions and 97 deletions

View File

@ -1,12 +1,16 @@
package routemanager package routemanager
import ( import (
"bytes"
"fmt" "fmt"
"net" "net"
"net/netip" "net/netip"
"os"
"strings"
"testing" "testing"
"github.com/pion/transport/v2/stdnet" "github.com/pion/transport/v2/stdnet"
log "github.com/sirupsen/logrus"
"github.com/stretchr/testify/require" "github.com/stretchr/testify/require"
"github.com/netbirdio/netbird/iface" "github.com/netbirdio/netbird/iface"
@ -116,3 +120,100 @@ func TestGetExistingRIBRouteGateway(t *testing.T) {
t.Fatalf("local ip should match with testing IP: want %s got %s", testingIP, localIP.String()) t.Fatalf("local ip should match with testing IP: want %s got %s", testingIP, localIP.String())
} }
} }
func TestAddExistAndRemoveRoute(t *testing.T) {
defaultGateway, err := getExistingRIBRouteGateway(netip.MustParsePrefix("0.0.0.0/0"))
fmt.Println("defaultGateway: ", defaultGateway)
if err != nil {
t.Fatal("shouldn't return error when fetching the gateway: ", err)
}
testCases := []struct {
name string
prefix netip.Prefix
preExistingPrefix netip.Prefix
shouldAddRoute bool
}{
{
name: "Should Add And Remove random Route",
prefix: netip.MustParsePrefix("99.99.99.99/32"),
shouldAddRoute: true,
},
{
name: "Should Not Add Route if overlaps with default gateway",
prefix: netip.MustParsePrefix(defaultGateway.String() + "/31"),
shouldAddRoute: false,
},
{
name: "Should Add Route if bigger network exists",
prefix: netip.MustParsePrefix("100.100.100.0/24"),
preExistingPrefix: netip.MustParsePrefix("100.100.0.0/16"),
shouldAddRoute: true,
},
{
name: "Should Add Route if smaller network exists",
prefix: netip.MustParsePrefix("100.100.0.0/16"),
preExistingPrefix: netip.MustParsePrefix("100.100.100.0/24"),
shouldAddRoute: true,
},
{
name: "Should Not Add Route if same network exists",
prefix: netip.MustParsePrefix("100.100.0.0/16"),
preExistingPrefix: netip.MustParsePrefix("100.100.0.0/16"),
shouldAddRoute: false,
},
}
// MOCK_ADDR := "127.0.0.1"
for n, testCase := range testCases {
var buf bytes.Buffer
log.SetOutput(&buf)
defer func() {
log.SetOutput(os.Stderr)
}()
t.Run(testCase.name, func(t *testing.T) {
newNet, err := stdnet.NewNet()
if err != nil {
t.Fatal(err)
}
wgInterface, err := iface.NewWGIFace(fmt.Sprintf("utun53%d", n), "100.65.75.2/24", iface.DefaultMTU, nil, newNet)
require.NoError(t, err, "should create testing WGIface interface")
defer wgInterface.Close()
err = wgInterface.Create()
require.NoError(t, err, "should create testing wireguard interface")
MOCK_ADDR := wgInterface.Address().IP.String()
// Prepare the environment
if testCase.preExistingPrefix.IsValid() {
err := addToRouteTableIfNoExists(testCase.preExistingPrefix, MOCK_ADDR)
require.NoError(t, err, "should not return err when adding pre-existing route")
}
// Add the route
err = addToRouteTableIfNoExists(testCase.prefix, MOCK_ADDR)
require.NoError(t, err, "should not return err when adding pre-existing route")
if testCase.shouldAddRoute {
// test if route exists after adding
ok, err := existsInRouteTable(testCase.prefix)
require.NoError(t, err, "should not return err")
require.True(t, ok, "route should exist")
// remove route again if added
err = removeFromRouteTableIfNonSystem(testCase.prefix, MOCK_ADDR)
require.NoError(t, err, "should not return err")
}
// route should either not have been added or should have been removed
// In case of already existing route, it should not have been added (but still exist)
ok, err := existsInRouteTable(testCase.prefix)
fmt.Println("Buffer string: ", buf.String())
require.NoError(t, err, "should not return err")
if !strings.Contains(buf.String(), "because it already exists") {
require.False(t, ok, "route should not exist")
}
})
}
}

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@ -1,97 +0,0 @@
package routemanager
import (
"bytes"
"fmt"
"net/netip"
"os"
"strings"
"testing"
log "github.com/sirupsen/logrus"
"github.com/stretchr/testify/require"
)
func TestAddExistAndRemoveRoute(t *testing.T) {
defaultGateway, err := getExistingRIBRouteGateway(netip.MustParsePrefix("0.0.0.0/0"))
fmt.Println("defaultGateway: ", defaultGateway)
if err != nil {
t.Fatal("shouldn't return error when fetching the gateway: ", err)
}
testCases := []struct {
name string
prefix netip.Prefix
preExistingPrefix netip.Prefix
shouldAddRoute bool
}{
{
name: "Should Add And Remove random Route",
prefix: netip.MustParsePrefix("99.99.99.99/32"),
shouldAddRoute: true,
},
{
name: "Should Not Add Route if overlaps with default gateway",
prefix: netip.MustParsePrefix(defaultGateway.String() + "/31"),
shouldAddRoute: false,
},
{
name: "Should Add Route if bigger network exists",
prefix: netip.MustParsePrefix("100.100.100.0/24"),
preExistingPrefix: netip.MustParsePrefix("100.100.0.0/16"),
shouldAddRoute: true,
},
{
name: "Should Add Route if smaller network exists",
prefix: netip.MustParsePrefix("100.100.0.0/16"),
preExistingPrefix: netip.MustParsePrefix("100.100.100.0/24"),
shouldAddRoute: true,
},
{
name: "Should Not Add Route if same network exists",
prefix: netip.MustParsePrefix("100.100.0.0/16"),
preExistingPrefix: netip.MustParsePrefix("100.100.0.0/16"),
shouldAddRoute: false,
},
}
MOCK_ADDR := "127.0.0.1"
for _, testCase := range testCases {
var buf bytes.Buffer
log.SetOutput(&buf)
defer func() {
log.SetOutput(os.Stderr)
}()
t.Run(testCase.name, func(t *testing.T) {
// Prepare the environment
if testCase.preExistingPrefix.IsValid() {
err := addToRouteTableIfNoExists(testCase.preExistingPrefix, MOCK_ADDR)
require.NoError(t, err, "should not return err when adding pre-existing route")
}
// Add the route
err = addToRouteTableIfNoExists(testCase.prefix, MOCK_ADDR)
require.NoError(t, err, "should not return err when adding pre-existing route")
if testCase.shouldAddRoute {
// test if route exists after adding
ok, err := existsInRouteTable(testCase.prefix)
require.NoError(t, err, "should not return err")
require.True(t, ok, "route should exist")
// remove route again if added
err = removeFromRouteTableIfNonSystem(testCase.prefix, MOCK_ADDR)
require.NoError(t, err, "should not return err")
}
// route should either not have been added or should have been removed
// In case of already existing route, it should not have been added (but still exist)
ok, err := existsInRouteTable(testCase.prefix)
fmt.Println("Buffer string: ", buf.String())
require.NoError(t, err, "should not return err")
if !strings.Contains(buf.String(), "because it already exists") {
require.False(t, ok, "route should not exist")
}
})
}
}

View File

@ -27,6 +27,7 @@ func existsInRouteTable(prefix netip.Prefix) (bool, error) {
} }
for _, route := range routes { for _, route := range routes {
fmt.Println(routes)
ip := net.ParseIP(route.Mask) ip := net.ParseIP(route.Mask)
ip = ip.To4() ip = ip.To4()
mask := net.IPv4Mask(ip[0], ip[1], ip[2], ip[3]) mask := net.IPv4Mask(ip[0], ip[1], ip[2], ip[3])
@ -34,6 +35,7 @@ func existsInRouteTable(prefix netip.Prefix) (bool, error) {
fmt.Println(route.Destination, "<=>", prefix.Addr().String()) fmt.Println(route.Destination, "<=>", prefix.Addr().String())
fmt.Println(cidr, "<=>", prefix.Bits()) fmt.Println(cidr, "<=>", prefix.Bits())
if route.Destination == prefix.Addr().String() && cidr == prefix.Bits() { if route.Destination == prefix.Addr().String() && cidr == prefix.Bits() {
fmt.Println("Found route exists in table")
return true, nil return true, nil
} }
} }