| 1 | package cli |
| 2 | |
| 3 | import ( |
| 4 | "bytes" |
| 5 | "crypto/rand" |
| 6 | "fmt" |
| 7 | "io" |
| 8 | "net/http" |
| 9 | "os/exec" |
| 10 | "testing" |
| 11 | "time" |
| 12 | |
| 13 | "github.com/ipfs/kubo/config" |
| 14 | "github.com/ipfs/kubo/test/cli/harness" |
| 15 | "github.com/multiformats/go-multiaddr" |
| 16 | manet "github.com/multiformats/go-multiaddr/net" |
| 17 | "github.com/stretchr/testify/require" |
| 18 | ) |
| 19 | |
| 20 | func TestDaemon(t *testing.T) { |
| 21 | t.Parallel() |
| 22 | |
| 23 | t.Run("daemon starts if api is set to null", func(t *testing.T) { |
| 24 | t.Parallel() |
| 25 | node := harness.NewT(t).NewNode().Init() |
| 26 | node.SetIPFSConfig("Addresses.API", nil) |
| 27 | node.Runner.MustRun(harness.RunRequest{ |
| 28 | Path: node.IPFSBin, |
| 29 | Args: []string{"daemon"}, |
| 30 | RunFunc: (*exec.Cmd).Start, // Start without waiting for completion. |
| 31 | }) |
| 32 | |
| 33 | node.StopDaemon() |
| 34 | }) |
| 35 | |
| 36 | t.Run("daemon shuts down gracefully with active operations", func(t *testing.T) { |
| 37 | t.Parallel() |
| 38 | |
| 39 | // Start daemon with multiple components active via config |
| 40 | node := harness.NewT(t).NewNode().Init() |
| 41 | |
| 42 | // Enable experimental features and pubsub via config |
| 43 | node.UpdateConfig(func(cfg *config.Config) { |
| 44 | cfg.Pubsub.Enabled = config.True // Instead of --enable-pubsub-experiment |
| 45 | cfg.Experimental.P2pHttpProxy = true // Enable P2P HTTP proxy |
| 46 | cfg.Experimental.GatewayOverLibp2p = true // Enable gateway over libp2p |
| 47 | }) |
| 48 | |
| 49 | node.StartDaemon("--enable-gc") |
| 50 | |
| 51 | // Start background operations to simulate real daemon workload: |
| 52 | // 1. "ipfs add" simulates content onboarding/ingestion work |
| 53 | // 2. Gateway request simulates content retrieval and gateway processing work |
| 54 | |
| 55 | // Background operation 1: Continuous add of random data to simulate onboarding |
| 56 | addDone := make(chan struct{}) |
| 57 | go func() { |
| 58 | defer close(addDone) |
| 59 | |
| 60 | // Start the add command asynchronously |
| 61 | res := node.Runner.Run(harness.RunRequest{ |
| 62 | Path: node.IPFSBin, |
| 63 | Args: []string{"add", "--progress=false", "-"}, |
| 64 | RunFunc: (*exec.Cmd).Start, |
| 65 | CmdOpts: []harness.CmdOpt{ |
| 66 | harness.RunWithStdin(&infiniteReader{}), |
| 67 | }, |
| 68 | }) |
| 69 | |
| 70 | // Wait for command to finish (when daemon stops) |
| 71 | if res.Cmd != nil { |
| 72 | _ = res.Cmd.Wait() // Ignore error, expect command to be killed during shutdown |
| 73 | } |
| 74 | }() |
| 75 | |
| 76 | // Background operation 2: Gateway CAR request to simulate retrieval work |
| 77 | gatewayDone := make(chan struct{}) |
| 78 | go func() { |
| 79 | defer close(gatewayDone) |
| 80 | |
| 81 | // First add a file sized to ensure gateway request takes ~1 minute |
| 82 | largeData := make([]byte, 512*1024) // 512KB of data |
| 83 | _, _ = rand.Read(largeData) // Always succeeds for crypto/rand |
| 84 | testCID := node.IPFSAdd(bytes.NewReader(largeData)) |
| 85 | |
| 86 | // Get gateway address from config |
| 87 | cfg := node.ReadConfig() |
| 88 | gatewayMaddr, err := multiaddr.NewMultiaddr(cfg.Addresses.Gateway[0]) |
| 89 | if err != nil { |
| 90 | return |
| 91 | } |
| 92 | gatewayAddr, err := manet.ToNetAddr(gatewayMaddr) |
| 93 | if err != nil { |
| 94 | return |
| 95 | } |
| 96 | |
| 97 | // Request CAR but slow reading to simulate heavy gateway load |
| 98 | gatewayURL := fmt.Sprintf("http://%s/ipfs/%s?format=car", gatewayAddr, testCID) |
| 99 | |
| 100 | client := &http.Client{Timeout: 90 * time.Second} |
| 101 | resp, err := client.Get(gatewayURL) |
| 102 | if err == nil { |
| 103 | defer resp.Body.Close() |
| 104 | // Read response slowly: 512KB ÷ 1KB × 125ms = ~64 seconds (1+ minute) total |
| 105 | // This ensures operation is still active when we shutdown at 2 seconds |
| 106 | buf := make([]byte, 1024) // 1KB buffer |
| 107 | for { |
| 108 | if _, err := io.ReadFull(resp.Body, buf); err != nil { |
| 109 | return |
| 110 | } |
| 111 | time.Sleep(125 * time.Millisecond) // 125ms delay = ~64s total for 512KB |
| 112 | } |
| 113 | } |
| 114 | }() |
| 115 | |
| 116 | // Let operations run for 2 seconds to ensure they're active |
| 117 | time.Sleep(2 * time.Second) |
| 118 | |
| 119 | // Trigger graceful shutdown |
| 120 | shutdownStart := time.Now() |
| 121 | node.StopDaemon() |
| 122 | shutdownDuration := time.Since(shutdownStart) |
| 123 | |
| 124 | // Verify clean shutdown: |
| 125 | // - Daemon should stop within reasonable time (not hang) |
| 126 | require.Less(t, shutdownDuration, 10*time.Second, "daemon should shut down within 10 seconds") |
| 127 | |
| 128 | // Wait for background operations to complete (with timeout) |
| 129 | select { |
| 130 | case <-addDone: |
| 131 | // Good, add operation terminated |
| 132 | case <-time.After(5 * time.Second): |
| 133 | t.Error("add operation did not terminate within 5 seconds after daemon shutdown") |
| 134 | } |
| 135 | |
| 136 | select { |
| 137 | case <-gatewayDone: |
| 138 | // Good, gateway operation terminated |
| 139 | case <-time.After(5 * time.Second): |
| 140 | t.Error("gateway operation did not terminate within 5 seconds after daemon shutdown") |
| 141 | } |
| 142 | |
| 143 | // Verify we can restart with same repo (no lock issues) |
| 144 | node.StartDaemon() |
| 145 | node.StopDaemon() |
| 146 | }) |
| 147 | } |
| 148 | |
| 149 | // infiniteReader provides an infinite stream of random data |
| 150 | type infiniteReader struct{} |
| 151 | |
| 152 | func (r *infiniteReader) Read(p []byte) (n int, err error) { |
| 153 | _, _ = rand.Read(p) // Always succeeds for crypto/rand |
| 154 | time.Sleep(50 * time.Millisecond) // Rate limit to simulate steady stream |
| 155 | return len(p), nil |
| 156 | } |