go-network-configurator/netplan_test.go

118 lines
3.1 KiB
Go

package netconfig
import (
"context"
"net"
"os"
"path/filepath"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
// Validate the netplan configuration parser/writer functions.
func TestNetplan(t *testing.T) {
// Setup test file.
tmpDir, err := os.MkdirTemp("", "")
require.NoError(t, err)
configPath := filepath.Join(tmpDir, "netplan.yaml")
testDir, err := filepath.Abs("./tests/netplan")
require.NoError(t, err)
resultsDir := filepath.Join(testDir, "results")
err = fileCopy(filepath.Join(testDir, "netplan.yaml"), configPath)
require.NoError(t, err)
err = fileCopy(filepath.Join(testDir, "netplan2.yaml"), filepath.Join(tmpDir, "netplan2.yaml"))
require.NoError(t, err)
// Setup ifupdown and parse test file.
np, err := readNetplanConfigDirectory(tmpDir)
require.NoError(t, err)
// Get the interfaces state.
interfaces, err := np.GetInterfaces()
require.NoError(t, err)
// Verify interfaces read from file.
err = testVerifyInterfaces(interfaces, resultsDir, 1)
assert.NoError(t, err)
// Test setting the IP addresses on an interface.
err = np.SetIfaceAddresses(context.Background(), "test_eth0.1556", []*net.IPNet{
{
IP: net.ParseIP("1.2.3.4"),
Mask: net.CIDRMask(24, 32),
},
{
IP: net.ParseIP("1.2.3.43"),
Mask: net.CIDRMask(24, 32),
},
{
IP: net.ParseIP("fc00::2"),
Mask: net.CIDRMask(64, 128),
},
}, net.ParseIP("1.2.3.1"), net.ParseIP("fc00::1"))
require.NoError(t, err)
// Test setting routes on an interface.
err = np.SetIfaceRoutes(context.Background(), "test_eth3", []*Route{
{
Destination: &net.IPNet{
IP: net.ParseIP("abcd:ef12:3455:10::"),
Mask: net.CIDRMask(64, 128),
},
Gateway: net.ParseIP("abcd:ef12:3456:10::1"),
Metric: 100,
},
{
Destination: &net.IPNet{
IP: net.ParseIP("10.253.2.0"),
Mask: net.CIDRMask(24, 32),
},
Gateway: net.ParseIP("203.0.113.22"),
Metric: 100,
},
})
require.NoError(t, err)
// Get the interfaces state.
interfaces, err = np.GetInterfaces()
require.NoError(t, err)
// Verify interfaces read from file.
err = testVerifyInterfaces(interfaces, resultsDir, 2)
assert.NoError(t, err)
// Read the current file and expected state.
err = testVerifyResults(resultsDir, tmpDir, 1)
assert.NoError(t, err)
// Test setting the IP addresses on an interface.
err = np.SetIfaceAddresses(context.Background(), "test_eth0", []*net.IPNet{
{
IP: net.ParseIP("1.2.10.4"),
Mask: net.CIDRMask(24, 32),
},
}, net.ParseIP("1.2.10.254"), nil)
require.NoError(t, err)
// Test setting routes on an interface.
err = np.SetIfaceRoutes(context.Background(), "test_eth0.1556", []*Route{})
require.NoError(t, err)
// Get the interfaces state.
interfaces, err = np.GetInterfaces()
require.NoError(t, err)
// Verify interfaces read from file.
err = testVerifyInterfaces(interfaces, resultsDir, 3)
assert.NoError(t, err)
// Read the current file and expected state.
err = testVerifyResults(resultsDir, tmpDir, 2)
assert.NoError(t, err)
// Cleanup.
err = os.RemoveAll(tmpDir)
require.NoError(t, err)
}