alprut

.SUFFIXES: .ko

CFLAGS_MODULE += -DCONFIG_NET_FOU_IP_TUNNELS

obj-m:= fou.o sit.o ip_tunnel.o

all: fou.ko sit.ko ip_tunnel.ko

.c.ko:
        make -C /lib/modules/`uname -r`/build M=/home/alprut/proj/tunnel/test CONFIG_IPV6=y CONFIG_NET_FOU_IP_TUNNELS=y modules

alprut

Using Grafana Worldmap with Rails

Installation of worldmap panel plugin

$ grafana-cli plugins install grafana-worldmap-panel

Or install a plugin under development which replaces the map by Google Maps Satellite View with the following command.

$ sudo grafana.grafana-cli -pluginUrl https://github.com/ammpio/worldmap-panel/archive/master.zip plugins install grafana-worldmap-panel

alprut

AES decryption in a Lua plugin of Wireshark on Mac

Confirmed environment

Item	version
OS	macOS Catalina
Wireshark	3.6.2
Lua for building luagcrypt	5.2.4
luagcrypt	https://github.com/Lekensteyn/luagcrypt 5763e94b751e6ff0dcf20e328c299d49eb8fcbce

alprut

1001 nodes simulation with Contiki-NG

Simulation speed result

4.893 seconds simulation took about 20 minutes. Cooja GUI showed the speed under 0.40% in most periods.

Statistics

At about 1 second simulation

alprut

Simulator instproc gen-json {fp} {
        $self instvar link_
        puts $fp "{"
        puts $fp "\"links\":\["
        set prev ""
        foreach li [array names link_] {
                set nodes [split $li ":"]
                set src [lindex $nodes 0]
                set dst [lindex $nodes 1]
                if { $src < $dst } {

alprut

#!/usr/bin/ruby

require 'rubygems'
require 'amazon/aws'
require 'amazon/aws/search'
require 'csv'
require 'fileutils'

$KCODE="UTF8"