Maint: split httpproxy files

internal/httpproxy/run.go

@@ -0,0 +1,72 @@
+package httpproxy
+
+import (
+	"context"
+	"fmt"
+
+	"github.com/qdm12/gluetun/internal/constants"
+)
+
+func (l *looper) Run(ctx context.Context, done chan<- struct{}) {
+	defer close(done)
+
+	crashed := false
+
+	if l.GetSettings().Enabled {
+		go func() {
+			_, _ = l.SetStatus(ctx, constants.Running)
+		}()
+	}
+
+	select {
+	case <-l.start:
+	case <-ctx.Done():
+		return
+	}
+
+	for ctx.Err() == nil {
+		runCtx, runCancel := context.WithCancel(ctx)
+
+		settings := l.GetSettings()
+		address := fmt.Sprintf(":%d", settings.Port)
+		server := New(runCtx, address, l.logger, settings.Stealth, settings.Log, settings.User, settings.Password)
+
+		errorCh := make(chan error)
+		go server.Run(runCtx, errorCh)
+
+		// TODO stable timer, check Shadowsocks
+		if !crashed {
+			l.running <- constants.Running
+			crashed = false
+		} else {
+			l.backoffTime = defaultBackoffTime
+			l.state.setStatusWithLock(constants.Running)
+		}
+
+		stayHere := true
+		for stayHere {
+			select {
+			case <-ctx.Done():
+				runCancel()
+				<-errorCh
+				return
+			case <-l.start:
+				l.logger.Info("starting")
+				runCancel()
+				<-errorCh
+				stayHere = false
+			case <-l.stop:
+				l.logger.Info("stopping")
+				runCancel()
+				<-errorCh
+				l.stopped <- struct{}{}
+			case err := <-errorCh:
+				l.state.setStatusWithLock(constants.Crashed)
+				l.logAndWait(ctx, err)
+				crashed = true
+				stayHere = false
+			}
+		}
+		runCancel() // repetition for linter only
+	}
+}