ryuichiueda

ueda@tencore:~/tmp/nasa$ zcat access_log.nasa.gz | awk '{print $4,$0}' |
 sed 's/^\[//' | awk '{gsub(/[\/:]/," ",$1);print}' |
 awk '{$2=$2=="Jul"?"07":$2;$2=$2=="Aug"?"08":$2;print}' |
 sed 's;^\(..\) \(..\) \(....\) \(..\) \(..\) \(..\);\3\2\1 \4\5\6;' > access_log
ueda@tencore:~/tmp/danger$ zcat access.log.shellshock.gz | awk '{print $4,$0}' |
 sed 's/^\[//' | awk '{gsub(/[\/:]/," ",$1);print}' |
 sed -e 's/Sep/09/' -e 's/Oct/10/' -e 's/Nov/11/' -e 's/Dec/12/' |
 sed 's;^\(..\) \(..\) \(....\) \(..\) \(..\) \(..\);\3\2\1 \4\5\6;' > danger_log

ryuichiueda

#!/bin/bash

echo $$
sleep 30

exec sleep 100 #ここでプロセスがsleep に置き換わる

echo ここには来ない

ryuichiueda

#include <wiringPi.h>
#include <stdlib.h>

const int gpio21 = 21;

int main(int argc, char const* argv[])
{
        if(wiringPiSetupGpio() == -1)
                exit(1);

ryuichiueda

#include <iostream>
#include <stdint-gcc.h>
#include <stdlib.h>
#include <unistd.h>
#include <fcntl.h>
#include <sys/mman.h>
using namespace std;

/* GPIOで一つだけLEDを点滅させるC++のコード 
 * written by Ryuichi Ueda

ryuichiueda

#!/bin/bash

ps aux            |
grep js           |
grep Cloud        |
awk '{print $2}'  |
xargs kill -KILL

ryuichiueda

ueda@ubuntu14:~$ sudo udevadm monitor --kernel --property
monitor will print the received events for:
KERNEL - the kernel uevent

KERNEL[159.305967] add      /module/sushi (module)
ACTION=add
DEVPATH=/module/sushi
SEQNUM=1568
SUBSYSTEM=module

ryuichiueda

ueda@ubuntu14:~$ sudo udevadm monitor --kernel --property
[sudo] password for ueda: 
monitor will print the received events for:
KERNEL - the kernel uevent

KERNEL[443.349199] remove   /devices/virtual/sushi/sushi0 (sushi)
ACTION=remove
DEVNAME=/dev/sushi0
DEVPATH=/devices/virtual/sushi/sushi0
MAJOR=249

ryuichiueda

# GitHubから来た通知をSlackに飛ばす
# 
# 参考: Hubot経由でGitHubのイベントを通知する | SPACEMARKET BLOG
#       http://blog.spacemarket.com/code/hubot-github-webhook-1/
crypto = require 'crypto'

module.exports = (robot) ->
    robot.router.post "/github/webhook", (req, res) ->
        event_type = req.get 'X-Github-Event'
        signature = req.get 'X-Hub-Signature'

ryuichiueda

#!/bin/sh

set -e

npm install

export PORT=8989
export PATH="node_modules/.bin:node_modules/hubot/node_modules/.bin:$PATH"
export HUBOT_SLACK_TOKEN=xxxxxx
export HUBOT_GITHUB_SECRET=yyyyyyy

ryuichiueda

$ cat holidays | awk '{print $1,$NF}' | awk '{print $1,a,b,$2;a=b;b=$2}' | grep '1 0 1$' | awk '{print $1}' | while read d ; do echo '----' ; grep -B2 $d holidays ; done