Add FIREWALL variable, refers to #171

internal/params/firewall.go

@@ -4,8 +4,15 @@ import (
 	"fmt"
 	"net"
 	"strings"
+
+	libparams "github.com/qdm12/golibs/params"
 )
 
+// GetFirewall obtains if the firewall should be enabled from the environment variable FIREWALL
+func (r *reader) GetFirewall() (enabled bool, err error) {
+	return r.envParams.GetOnOff("FIREWALL", libparams.Default("on"))
+}
+
 // GetExtraSubnets obtains the CIDR subnets from the comma separated list of the
 // environment variable EXTRA_SUBNETS
 func (r *reader) GetExtraSubnets() (extraSubnets []net.IPNet, err error) {