xk6-frostfs/internal/logging/logging.go

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package logging
import (
"github.com/dop251/goja"
"github.com/sirupsen/logrus"
"go.k6.io/k6/js/modules"
)
// Logging represents an instance of the module for every VU.
type Logging struct {
vu modules.VU
}
// RootModule is the global module object type. It is instantiated once per test
// run and will be used to create k6/x/frostfs/logging module instances for each VU.
type RootModule struct{}
// Ensure the interfaces are implemented correctly.
var (
_ modules.Instance = &Logging{}
_ modules.Module = &RootModule{}
)
func init() {
modules.Register("k6/x/frostfs/logging", new(RootModule))
}
// Exports implements the modules.Instance interface and returns the exports
// of the JS module.
func (n *Logging) Exports() modules.Exports {
return modules.Exports{Default: n}
}
type logger struct {
logrus.FieldLogger
}
func (n *Logging) New() logger {
return logger{FieldLogger: n.vu.InitEnv().Logger}
}
func (l logger) WithFields(fields *goja.Object) logger {
lg := l.FieldLogger
for _, k := range fields.Keys() {
lg = lg.WithField(k, fields.Get(k))
}
return logger{FieldLogger: lg}
}
// NewModuleInstance implements the modules.Module interface and returns
// a new instance for each VU.
func (r *RootModule) NewModuleInstance(vu modules.VU) modules.Instance {
lg, ok := vu.InitEnv().Logger.(*logrus.Logger)
if !ok {
return &Logging{vu: vu}
}
format := lg.Formatter
switch f := format.(type) {
case *logrus.TextFormatter:
f.ForceColors = true
f.FullTimestamp = true
f.TimestampFormat = "15:04:05"
case *logrus.JSONFormatter:
f.TimestampFormat = "15:04:05"
}
return &Logging{vu: vu}
}