fix: skip set ulimit on windows

internal/boomer/ulimit.go

@@ -0,0 +1,32 @@
+// +build !windows
+
+package boomer
+
+import (
+	"syscall"
+
+	"github.com/rs/zerolog/log"
+)
+
+// set resource limit
+// ulimit -n 10240
+func SetUlimit(limit uint64) {
+	var rLimit syscall.Rlimit
+	err := syscall.Getrlimit(syscall.RLIMIT_NOFILE, &rLimit)
+	if err != nil {
+		log.Error().Err(err).Msg("get ulimit failed")
+		return
+	}
+	log.Info().Uint64("limit", rLimit.Cur).Msg("get current ulimit")
+	if rLimit.Cur >= limit {
+		return
+	}
+
+	rLimit.Cur = limit
+	log.Info().Uint64("limit", rLimit.Cur).Msg("set current ulimit")
+	err = syscall.Setrlimit(syscall.RLIMIT_NOFILE, &rLimit)
+	if err != nil {
+		log.Error().Err(err).Msg("set ulimit failed")
+		return
+	}
+}

internal/boomer/ulimit_windows.go

@@ -0,0 +1,12 @@
+// +build windows
+
+package boomer
+
+import (
+	"github.com/rs/zerolog/log"
+)
+
+// set resource limit
+func SetUlimit(limit uint64) {
+	log.Warn().Msg("windows does not support setting ulimit")
+}