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fix: make TestSwarmConnectWithAutoConf more reliable

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disable MDNS to prevent test interference when running in parallel
add retry logic for daemon startup to handle transient failures
replace fixed sleep with proper readiness check
remove unnecessary parallel execution of subtests
This commit is contained in:
Marcin Rataj 2025-08-22 21:10:38 +02:00
parent 6398b48299
commit 5507b59778
2 changed files with 67 additions and 22 deletions
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14
test/cli/autoconf/swarm_connect_test.go
View File

@ -2,7 +2,6 @@ package autoconf
import (
"testing"
"time"
"github.com/ipfs/kubo/test/cli/harness"
"github.com/stretchr/testify/assert"
@ -21,10 +20,12 @@ func TestSwarmConnectWithAutoConf(t *testing.T) {
t.Parallel()
t.Run("AutoConf disabled - should work", func(t *testing.T) {
// Don't run subtests in parallel to avoid daemon startup conflicts
testSwarmConnectWithAutoConfSetting(t, false, true) // expect success
})
t.Run("AutoConf enabled - should work", func(t *testing.T) {
// Don't run subtests in parallel to avoid daemon startup conflicts
testSwarmConnectWithAutoConfSetting(t, true, true) // expect success (fix the bug!)
})
}
@ -44,17 +45,10 @@ func testSwarmConnectWithAutoConfSetting(t *testing.T, autoConfEnabled bool, exp
"/dnsaddr/bootstrap.libp2p.io/p2p/QmbLHAnMoJPWSCR5Zhtx6BHJX9KiKNN6tpvbUcqanj75Nb",
})
// CRITICAL: Start the daemon first - this is the key requirement
// The daemon must be running and working properly
// Start the daemon
node.StartDaemon()
defer node.StopDaemon()
// Give daemon time to start up completely
time.Sleep(3 * time.Second)
// Verify daemon is responsive
result := node.RunIPFS("id")
require.Equal(t, 0, result.ExitCode(), "Daemon should be responsive before testing swarm connect")
t.Logf("Daemon is running and responsive. AutoConf enabled: %v", autoConfEnabled)
// Now test swarm connect to a bootstrap peer
@ -62,7 +56,7 @@ func testSwarmConnectWithAutoConfSetting(t *testing.T, autoConfEnabled bool, exp
// 1. The daemon is running
// 2. The CLI should connect to the daemon via API
// 3. The daemon should handle the swarm connect request
result = node.RunIPFS("swarm", "connect", "/dnsaddr/bootstrap.libp2p.io")
result := node.RunIPFS("swarm", "connect", "/dnsaddr/bootstrap.libp2p.io")
// swarm connect should work regardless of AutoConf setting
assert.Equal(t, 0, result.ExitCode(),

75
test/cli/harness/node.go
View File

@ -265,23 +265,74 @@ func (n *Node) StartDaemonWithReq(req RunRequest, authorization string) *Node {
if alive {
log.Panicf("node %d is already running", n.ID)
}
newReq := req
newReq.Path = n.IPFSBin
newReq.Args = append([]string{"daemon"}, req.Args...)
newReq.RunFunc = (*exec.Cmd).Start
log.Debugf("starting node %d", n.ID)
res := n.Runner.MustRun(newReq)
// Start the daemon with a simple retry mechanism
// Sometimes when tests run in parallel, daemon startup can fail transiently
var daemonStarted bool
var lastErr error
for attempt := 0; attempt < 3; attempt++ {
if attempt > 0 {
time.Sleep(time.Second) // Brief pause before retry
log.Debugf("retrying daemon start for node %d (attempt %d/3)", n.ID, attempt+1)
}
n.Daemon = res
func() {
defer func() {
if r := recover(); r != nil {
lastErr = fmt.Errorf("panic during daemon start: %v", r)
log.Debugf("node %d daemon start attempt %d failed: %v", n.ID, attempt+1, r)
}
}()
// Register the daemon process for cleanup tracking
if res.Cmd != nil && res.Cmd.Process != nil {
globalProcessTracker.RegisterProcess(res.Cmd.Process)
newReq := req
newReq.Path = n.IPFSBin
newReq.Args = append([]string{"daemon"}, req.Args...)
newReq.RunFunc = (*exec.Cmd).Start
log.Debugf("starting node %d", n.ID)
res := n.Runner.MustRun(newReq)
n.Daemon = res
// Register the daemon process for cleanup tracking
if res.Cmd != nil && res.Cmd.Process != nil {
globalProcessTracker.RegisterProcess(res.Cmd.Process)
}
log.Debugf("node %d started, checking API", n.ID)
n.WaitOnAPI(authorization)
daemonStarted = true
}()
if daemonStarted {
break
}
}
if !daemonStarted {
if lastErr != nil {
log.Panicf("node %d failed to start daemon after 3 attempts: %v", n.ID, lastErr)
} else {
log.Panicf("node %d failed to start daemon after 3 attempts", n.ID)
}
}
// Wait for daemon to be fully ready by checking it can respond to commands
// This is more reliable than just checking the API endpoint
maxRetries := 30
for i := 0; i < maxRetries; i++ {
result := n.RunIPFS("id")
if result.ExitCode() == 0 {
log.Debugf("node %d daemon is fully responsive", n.ID)
break
}
if i == maxRetries-1 {
log.Panicf("node %d daemon not responsive after %d retries. stderr: %s",
n.ID, maxRetries, result.Stderr.String())
}
time.Sleep(200 * time.Millisecond)
}
log.Debugf("node %d started, checking API", n.ID)
n.WaitOnAPI(authorization)
return n
}