testutil/daemon: ReadLogFile() trigger os.Sync() before reading

thaJeztah · thaJeztah · commit e7583ab8593d · 2021-10-27T12:39:06.000+02:00
Make sure it's written to disk before we try reading the logs.

Signed-off-by: Sebastiaan van Stijn &lt;github@gone.nl&gt;
diff --git a/testutil/daemon/daemon.go b/testutil/daemon/daemon.go
@@ -262,6 +262,7 @@ func (d *Daemon) LogFileName() string {
 
 // ReadLogFile returns the content of the daemon log file
 func (d *Daemon) ReadLogFile() ([]byte, error) {
+	_ = d.logFile.Sync()
 	return os.ReadFile(d.logFile.Name())
 }
 

Original file line number	Diff line number	Diff line change
`@@ -262,6 +262,7 @@ func (d *Daemon) LogFileName() string {`
`262`	`262`
`263`	`263`	`// ReadLogFile returns the content of the daemon log file`
`264`	`264`	`func (d *Daemon) ReadLogFile() ([]byte, error) {`
	`265`	`+ _ = d.logFile.Sync()`
`265`	`266`	`return os.ReadFile(d.logFile.Name())`
`266`	`267`	`}`
`267`	`268`