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Huomiseen. Bye.

Makoto Mizukami makotom

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Huomiseen. Bye.
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@makotom
makotom / ntpInfo.js
Created April 28, 2014 09:17
Basic script to handle JSON from ntp.nict.jp
(function(){
var SERVERS = [
"http://ntp-a1.nict.go.jp/cgi-bin/jsont",
"http://ntp-b1.nict.go.jp/cgi-bin/jsont"
],
http = require("http");
(function(){
var jsont = function(body){
return body;
@makotom
makotom / gist:83c7cc6f5064c649e005
Created June 3, 2014 15:46
/*
* Do fclose(fd).
* Filenames should not be hidden.
That's all. Tested on Win2012R2 + 4 kB NTFS + VS2013.
*/
#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>
@makotom
makotom / permutation.js
Created July 1, 2014 17:52
List permutations
(function () {
"use strict";
var n = 4, k = 4,
ret = [];
{
let pool = [], queue = [];
@makotom
makotom / opShowHelper.css
Created July 13, 2014 04:35
Slideshow for Opera. Not maintained anymore.
@charset "UTF-8";
@media screen{
body:not(.alwaysVisible) > *:not(.avant){
display: none;
}
}
@media projection, print{
body{
@makotom
makotom / gist:274029ea12bc945e7aa0
Created August 5, 2014 04:01
Network diagnostics for IIJ (for consumers) in Osaka
# Tue Aug 5 12:58:51 JST 2014
PING osaka02-f01.flets.2iij.net (210.130.183.211) from 125.30.38.178 ppp0: 56(84) bytes of data.
--- osaka02-f01.flets.2iij.net ping statistics ---
20 packets transmitted, 20 received, 0% packet loss, time 19029ms
rtt min/avg/max/mdev = 7.423/10.377/19.558/3.452 ms
PING 210.130.183.209 (210.130.183.209) from 125.30.38.178 ppp0: 56(84) bytes of data.
@makotom
makotom / iij-ppp.txt
Created August 21, 2014 04:37
PPP peers in IIJ Osaka
// Thu Aug 21 13:18:50 JST 2014
# ping -c 1000 -f -s 1016 210.130.183.213
PING 210.130.183.213 (210.130.183.213) 1016(1044) bytes of data.
--- 210.130.183.213 ping statistics ---
1000 packets transmitted, 1000 received, 0% packet loss, time 9592ms
rtt min/avg/max/mdev = 8.802/9.910/37.049/2.863 ms, pipe 3, ipg/ewma 9.602/10.107 ms
// Thu Aug 21 13:19:52 JST 2014
# ping -c 1000 -f -s 1016 210.130.183.211
@makotom
makotom / selectroute
Created August 21, 2014 04:54
Congestion-adaptive route selector
#!/usr/bin/bash
DEVS=("ppp0" "ppp1")
dev_best=${DEVS[0]}
ping_best=0
for dev in ${DEVS[@]}
do
if ! ip link show $dev 2>/dev/null > /dev/null
then
@makotom
makotom / buildZone.js
Created September 11, 2014 05:44
Zone file updator for LuaDNS. No longer maintained.
(function(){
var DIRNAME = "/tmp/ddns",
REPORTS_DIR = DIRNAME + "/reports",
ZONEFILE = DIRNAME + "/ddns.makotom.net.lua",
fs = require("fs");
(function(){
var reports = fs.readdirSync(REPORTS_DIR),
table = [],
zone = "";
@makotom
makotom / ocn_osaka_ppp.json
Created October 26, 2014 11:16
OCN Osaka
{"221.184.7.145":1,"125.206.156.11":1,"221.184.7.170":1,"221.184.7.168":5,"221.184.7.171":3,"219.160.5.165":3,"221.184.7.166":2,"219.160.5.178":2,"221.184.7.173":6,"60.37.32.205":2,"221.184.7.175":4,"125.206.156.15":4,"125.206.156.7":2,"125.206.156.12":4,"60.37.32.207":4,"221.184.7.138":2,"125.206.156.8":3,"60.37.32.208":1,"219.160.5.175":5,"125.206.156.9":2,"221.184.7.142":2,"210.130.183.215":1,"60.37.32.195":3,"125.206.156.16":2,"221.184.7.172":2,"60.37.32.196":2,"221.184.7.165":1,"221.184.7.163":3,"219.160.5.169":3,"219.160.5.163":1,"219.160.5.164":1,"222.147.179.5":1,"219.160.5.167":2,"221.184.7.169":4,"125.206.156.5":2,"125.206.156.6":1,"219.160.5.176":3,"221.184.7.167":3,"60.37.32.202":3,"221.184.7.177":1,"60.37.32.204":2,"221.184.7.141":3,"60.37.32.203":3,"221.184.7.140":2,"221.184.7.164":2,"125.206.156.4":1,"125.206.156.13":1,"60.37.32.200":3,"125.206.156.3":2,"219.160.5.174":1,"221.184.7.137":3,"60.37.32.206":1,"219.160.5.173":1,"60.37.32.197":1,"219.160.5.168":2,"221.184.7.139":1,"221.184.7.174":1,"
@makotom
makotom / iij.csv
Last active August 29, 2015 14:08
Flet's Osaka Congestion
We can make this file beautiful and searchable if this error is corrected: It looks like row 3 should actually have 3 columns, instead of 6. in line 2.
Started at,"Sun, 26 Oct 2014 18:24:00 +0900",
Ended at,"Sun, 26 Oct 2014 18:38:00 +0900",
PPP server,rtt min [ms],rtt avg [ms],rtt max [ms],rtt mdev [ms],50 M avr [Ops]
210.130.183.212,7.004,7.778,19.313,1.173,3712k
210.130.183.213,7.162,11.967,37.861,4.570,2096k
210.130.183.215,6.958,7.658,73.014,3.318,7254k
210.130.183.211,7.132,8.570,18.160,1.660,2680k
210.130.183.215,6.929,7.345,10.794,0.206,6269k
210.130.183.212,7.035,8.086,41.147,2.156,5395k