diff options
Diffstat (limited to 'modules/ratelimit/ratelimit.go')
| -rw-r--r-- | modules/ratelimit/ratelimit.go | 35 |
1 files changed, 28 insertions, 7 deletions
diff --git a/modules/ratelimit/ratelimit.go b/modules/ratelimit/ratelimit.go index be622f6..9588db3 100644 --- a/modules/ratelimit/ratelimit.go +++ b/modules/ratelimit/ratelimit.go @@ -11,7 +11,7 @@ import ( ) func init() { - flyscrape.RegisterModule(new(Module)) + flyscrape.RegisterModule(Module{}) } type Module struct { @@ -21,7 +21,18 @@ type Module struct { semaphore chan struct{} } -func (m *Module) OnLoad(v flyscrape.Visitor) { +func (Module) ModuleInfo() flyscrape.ModuleInfo { + return flyscrape.ModuleInfo{ + ID: "ratelimit", + New: func() flyscrape.Module { return new(Module) }, + } +} + +func (m *Module) Provision(v flyscrape.Context) { + if m.disabled() { + return + } + rate := time.Duration(float64(time.Second) / m.Rate) m.ticker = time.NewTicker(rate) @@ -34,16 +45,26 @@ func (m *Module) OnLoad(v flyscrape.Visitor) { }() } -func (m *Module) OnRequest(_ *flyscrape.Request) { +func (m *Module) BuildRequest(_ *flyscrape.Request) { + if m.disabled() { + return + } <-m.semaphore } -func (m *Module) OnComplete() { +func (m *Module) Finalize() { + if m.disabled() { + return + } m.ticker.Stop() } +func (m *Module) disabled() bool { + return m.Rate == 0 +} + var ( - _ flyscrape.OnRequest = (*Module)(nil) - _ flyscrape.OnLoad = (*Module)(nil) - _ flyscrape.OnComplete = (*Module)(nil) + _ flyscrape.RequestBuilder = (*Module)(nil) + _ flyscrape.Provisioner = (*Module)(nil) + _ flyscrape.Finalizer = (*Module)(nil) ) |