leanderjanssen

version: "3.1"

services:
  rng:
    image: training/dockercoins_rng:1.0
    networks:
    - dockercoins
    ports:
    - "8001:80"
  hasher:

leanderjanssen

{
  "Name": "demo",
  "TaskTemplate": {
    "ContainerSpec": {
       "Image":  "nginx:latest",
       "Secrets": [
        {
          "File": {
            "GID": "33",
            "Mode": 384,

leanderjanssen

FROM alpine:edge

ARG GOSU_VERSION=1.10
ARG TINI_VERSION=v0.16.1
RUN set -x \
 && apk --no-cache add curl gnupg openjdk8-jre git unzip bash coreutils ttf-dejavu openssh-client \
 && curl -fsSL "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-amd64" -o /bin/gosu \
 && curl -fsSL "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-amd64.asc" -o /tmp/gosu.asc \
 && export GNUPGHOME="$(mktemp -d)" \
 && gpg --keyserver ha.pool.sks-keyservers.net --recv-keys B42F6819007F00F88E364FD4036A9C25BF357DD4 \

leanderjanssen

Running a docker registry with Minio S3 backend

Run minio in a container

docker run -d -p 9000:9000 --name minio minio/minio server /export

Use docker logs to retrieve access key and secret key from minio container

docker logs minio

Create config.yml for Docker Registry

This file will have to be mounted to /etc/docker/registry/config.yml

leanderjanssen

user  nginx;
worker_processes  1;

error_log  /var/log/nginx/error.log warn;
pid        /var/run/nginx.pid;

events {
    worker_connections  1024;
}

leanderjanssen

global
    log /dev/log    local0
    log /dev/log    local1 notice

defaults
        mode    tcp
        option  dontlognull
        timeout connect 5000
        timeout client 50000
        timeout server 50000

leanderjanssen

global
    log /dev/log    local0
    log /dev/log    local1 notice

defaults
        mode    tcp
        option  dontlognull
        timeout connect 5000
        timeout client 50000
        timeout server 50000

leanderjanssen

Example of using LABEL and ARG in a Dockerfile

Dockerfile

FROM ubuntu:14.04
RUN apt-get -y update
RUN apt-get -y install vim
RUN apt-get -y install curl
ARG GIT_COMMIT=unknown
LABEL git-commit=$GIT_COMMIT

leanderjanssen

#!/bin/bash

# Retrieve public and private ip of instance
PUBLIC_IP=$(curl -s http://169.254.169.254/latest/meta-data/public-ipv4)
PRIVATE_IP=$(curl -s http://169.254.169.254/latest/meta-data/local-ipv4)

mkdir ~/docker-ca
chmod 0700 ~/docker-ca
cd ~/docker-ca || exit 1

leanderjanssen

#!/bin/bash

# Retrieve public and private ip of instance
PUBLIC_HOSTNAME=$(curl -s http://169.254.169.254/latest/meta-data/public-hostname)
PUBLIC_IP=$(curl -s http://169.254.169.254/latest/meta-data/public-ipv4)
PRIVATE_IP=$(curl -s http://169.254.169.254/latest/meta-data/local-ipv4)

# Generate openssl config for self-signed certificate with SANs
cat << EOF > ~/domain.cnf
[ ca ]