add file

lib/libpod/early_init_linux.go

@@ -0,0 +1,33 @@
+package libpod
+
+import (
+	"fmt"
+	"syscall"
+
+	"github.com/sirupsen/logrus"
+)
+
+func setRLimits() error {
+	rlimits := new(syscall.Rlimit)
+	if err := syscall.Getrlimit(syscall.RLIMIT_NOFILE, rlimits); err != nil {
+		return fmt.Errorf("getting rlimits: %w", err)
+	}
+	rlimits.Cur = rlimits.Max
+	if err := syscall.Setrlimit(syscall.RLIMIT_NOFILE, rlimits); err != nil {
+		return fmt.Errorf("setting new rlimits: %w", err)
+	}
+	return nil
+}
+
+func setUMask() {
+	// Be sure we can create directories with 0755 mode.
+	syscall.Umask(0022)
+}
+
+func earlyInitHook() {
+	if err := setRLimits(); err != nil {
+		logrus.Errorf("Failed to set rlimits: %v", err)
+	}
+
+	setUMask()
+}