88 lines
2.3 KiB
Go
88 lines
2.3 KiB
Go
package infra
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import (
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"os"
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"path/filepath"
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"strings"
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"testing"
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)
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const wgTestConfig = `[Interface]
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Address = 10.0.0.1/24
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PrivateKey = SERVERKEY==
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# DeviceID:device-001
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[Peer]
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PublicKey = PUBKEY001==
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AllowedIPs = 10.0.0.2/32
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# DeviceID:device-002
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[Peer]
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PublicKey = PUBKEY002==
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AllowedIPs = 10.0.0.3/32
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`
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func writeTestConfig(t *testing.T, content string) string {
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t.Helper()
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dir := t.TempDir()
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path := filepath.Join(dir, "wg0.conf")
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if err := os.WriteFile(path, []byte(content), 0600); err != nil {
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t.Fatalf("write test config: %v", err)
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}
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return path
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}
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func TestWGPeerRemove(t *testing.T) {
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t.Run("peer present → status=removed", func(t *testing.T) {
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path := writeTestConfig(t, wgTestConfig)
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// Patch syncconf to no-op for tests (wg binary not available in CI).
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origSyncConf := wgSyncConfFn
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wgSyncConfFn = func(iface, configPath string) error { return nil }
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defer func() { wgSyncConfFn = origSyncConf }()
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result, err := WGPeerRemove("device-001", path)
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if err != nil {
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t.Fatalf("unexpected error: %v", err)
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}
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if result.Status != WGPeerRemoveStatusRemoved {
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t.Errorf("got status=%q, want %q", result.Status, WGPeerRemoveStatusRemoved)
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}
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// Verify the peer block is gone from the file.
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data, _ := os.ReadFile(path)
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if strings.Contains(string(data), "DeviceID:device-001") {
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t.Error("DeviceID:device-001 marker still present after remove")
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}
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if strings.Contains(string(data), "PUBKEY001==") {
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t.Error("PUBKEY001 still present after remove")
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}
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// Other peer must remain.
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if !strings.Contains(string(data), "DeviceID:device-002") {
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t.Error("DeviceID:device-002 was incorrectly removed")
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}
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})
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t.Run("peer absent → status=not-present", func(t *testing.T) {
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path := writeTestConfig(t, wgTestConfig)
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origSyncConf := wgSyncConfFn
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wgSyncConfFn = func(iface, configPath string) error { return nil }
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defer func() { wgSyncConfFn = origSyncConf }()
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result, err := WGPeerRemove("device-999", path)
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if err != nil {
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t.Fatalf("unexpected error: %v", err)
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}
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if result.Status != WGPeerRemoveStatusNotPresent {
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t.Errorf("got status=%q, want %q", result.Status, WGPeerRemoveStatusNotPresent)
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}
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// File must be unchanged.
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data, _ := os.ReadFile(path)
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if !strings.Contains(string(data), "DeviceID:device-001") {
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t.Error("existing peers were modified when removing absent peer")
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}
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})
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}
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