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90 lines
2.9 KiB
90 lines
2.9 KiB
// Copyright (c) Tailscale Inc & AUTHORS
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// SPDX-License-Identifier: BSD-3-Clause
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package main // import "tailscale.com/cmd/tailscaled"
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import (
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"os"
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"strings"
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"testing"
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"tailscale.com/envknob"
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"tailscale.com/ipn"
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"tailscale.com/net/netmon"
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"tailscale.com/tsd"
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"tailscale.com/tstest/deptest"
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"tailscale.com/types/logid"
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"tailscale.com/util/must"
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)
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func TestNothing(t *testing.T) {
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// This test does nothing on purpose, so we can run
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// GODEBUG=memprofilerate=1 go test -v -run=Nothing -memprofile=prof.mem
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// without any errors about no matching tests.
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}
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func TestDeps(t *testing.T) {
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deptest.DepChecker{
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GOOS: "darwin",
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GOARCH: "arm64",
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BadDeps: map[string]string{
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"testing": "do not use testing package in production code",
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"gvisor.dev/gvisor/pkg/hostarch": "will crash on non-4K page sizes; see https://github.com/tailscale/tailscale/issues/8658",
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"net/http/httptest": "do not use httptest in production code",
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"net/http/internal/testcert": "do not use httptest in production code",
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},
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}.Check(t)
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deptest.DepChecker{
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GOOS: "linux",
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GOARCH: "arm64",
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BadDeps: map[string]string{
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"testing": "do not use testing package in production code",
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"gvisor.dev/gvisor/pkg/hostarch": "will crash on non-4K page sizes; see https://github.com/tailscale/tailscale/issues/8658",
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"google.golang.org/protobuf/proto": "unexpected",
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"github.com/prometheus/client_golang/prometheus": "use tailscale.com/metrics in tailscaled",
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},
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}.Check(t)
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}
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func TestStateStoreError(t *testing.T) {
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logID, err := logid.NewPrivateID()
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if err != nil {
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t.Fatal(err)
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}
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// Don't upload any logs from tests.
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envknob.SetNoLogsNoSupport()
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args.statedir = t.TempDir()
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args.tunname = "userspace-networking"
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t.Run("new state", func(t *testing.T) {
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sys := tsd.NewSystem()
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sys.NetMon.Set(must.Get(netmon.New(sys.Bus.Get(), t.Logf)))
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lb, err := getLocalBackend(t.Context(), t.Logf, logID.Public(), sys)
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if err != nil {
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t.Fatal(err)
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}
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defer lb.Shutdown()
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if lb.HealthTracker().IsUnhealthy(ipn.StateStoreHealth) {
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t.Errorf("StateStoreHealth is unhealthy on fresh LocalBackend:\n%s", strings.Join(lb.HealthTracker().Strings(), "\n"))
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}
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})
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t.Run("corrupt state", func(t *testing.T) {
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sys := tsd.NewSystem()
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sys.NetMon.Set(must.Get(netmon.New(sys.Bus.Get(), t.Logf)))
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// Populate the state file with something that will fail to parse to
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// trigger an error from store.New.
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if err := os.WriteFile(statePathOrDefault(), []byte("bad json"), 0644); err != nil {
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t.Fatal(err)
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}
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lb, err := getLocalBackend(t.Context(), t.Logf, logID.Public(), sys)
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if err != nil {
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t.Fatal(err)
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}
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defer lb.Shutdown()
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if !lb.HealthTracker().IsUnhealthy(ipn.StateStoreHealth) {
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t.Errorf("StateStoreHealth is healthy when state file is corrupt")
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}
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})
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}
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