clairvy

#
# Copyright:: Copyright (c) 2017-2019 Chef Software Inc.
# License:: Apache License, Version 2.0
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#

clairvy

FROM ubuntu:18.04

# copied from https://github.com/chef/chef-dk/blob/master/Dockerfile

ARG PACKAGE=chef-workstation
ARG CHANNEL=stable
ARG VERSION=0.2.48

RUN apt-get update && \
 apt-get install -y wget && \

clairvy

FROM ubuntu:16.04
RUN apt-get update \
 && apt-get install -y binutils build-essential sysstat strace \
 && apt-get install -y \
      binutils build-essential sysstat \
      strace \
 && rm -rf /var/lib/apt/lists/*

WORKDIR /usr/src/app

clairvy

how to run

make project

$ docker run --rm rails:4.2.5 rails new . -d mysql
$ git init
$ git add .
$ git commit -m 'initial revision'
$ cat docker-compose.yml

clairvy

/local.env
/tf/*.tf
/tf/*.tfstate*

clairvy

/**
 *
 */
package lesson.test.util;

import java.io.BufferedOutputStream;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.InputStream;
import java.io.PrintStream;

clairvy

my.cnf memory check

1. my.cnf か SHOW VARIABLES の結果を入力にとる
2. 入力を解析し、必要なパラメータ値を取得する
3. 計算
4. 結果を標準出力に出力する

clairvy

# docker
if whence -p boot2docker 2>&1 > /dev/null; then
  alias boot2dockerenv="boot2docker up | awk '/export/{print \$2}'"
  alias boot2dockerhost="boot2docker up | awk -F= '/export/{print \$2}'"
  alias boot2dockerstatus="boot2docker status | awk '{print \$5}'"
  if whence -p docker 2>&1 > /dev/null; then
    function docker {
      if [[ x"`boot2dockerstatus`" == x"running." ]]; then
        command docker --host="`boot2dockerhost`" "$@"
      else

clairvy

FROM centos

# スクリプトで使われているコマンドを入れる
RUN yum install -y which sudo
# コマンド置換できるようにする (<() ってやつ)
#RUN ln -s /proc/self/fd /dev/fd
# rvm:rvm を作る(root だとインストール先が /home/<USER> にならないため一般ユーザで)
RUN groupadd rvm
RUN useradd -g rvm rvm
# sudo でパスワードなし，tty 不要に

clairvy

grep -v '#' .gitignore|grep -v '^!'|grep -v '^$'|perl -lne 'push(@a,$_);END{print "find . ", join(" -o ", map {"-name '\''$_'\''"} @a), " | xargs git rm -r"}'