Scott S. Lowe scottslowe
scottslowe
/ smb.conf
Created
December 19, 2014 18:39
This snippet from the Samba smb.conf configuration file will help enable Active Directory integration from Linux and UNIX platforms.
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| workgroup = <NetBIOS name of AD domain> | |
| security = ads | |
| realm = <DNS name of AD domain> | |
| use kerberos keytab = true | |
| password server = <Space-delimited list of AD DCs> |
scottslowe
/ servers.yaml
Created
October 21, 2014 21:30
This YAML file is intended to be used with an appropriately configured Vagrantfile (see yaml-vagrantfile for an example).
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| --- | |
| - name: coreos-01 | |
| box: coreos-alpha | |
| ram: 512 | |
| ip: 172.17.8.101 | |
| - name: coreos-02 | |
| box: coreos-alpha | |
| ram: 512 | |
| ip: 172.17.8.102 | |
| - name: coreos-03 |
scottslowe
/ yaml-vagrantfile
Created
October 21, 2014 21:16
This Vagrantfile works with an external data file (a YAML file, named servers.yaml) to create multiple Vagrant boxes easily. The servers.yaml file contains all the specifics and can be easily edited to change the number and type of boxes to create. The Vagrantfile remains unchanged.
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| # -*- mode: ruby -*- | |
| # # vi: set ft=ruby : | |
| # Specify minimum Vagrant version and Vagrant API version | |
| Vagrant.require_version ">= 1.6.0" | |
| VAGRANTFILE_API_VERSION = "2" | |
| # Require YAML module | |
| require 'yaml' |
scottslowe
/ coreos-cloud-config.yml
Last active
August 29, 2015 14:07
This Heat template spins up three CoreOS Linux instances, configures them via cloud-init/cloud-config to create an etcd cluster and start both etcd and fleet, and configures Docker to listen on a TCP socket. It requires an existing Neutron network, an existing Glance image for CoreOS, a security group allowing the appropriate traffic, and a disc…
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| heat_template_version: 2013-05-23 | |
| description: > | |
| A Heat template to add CoreOS instances to an existing network and configure them via cloud-init/cloud-config | |
| parameters: | |
| network_id: | |
| type: string | |
| label: Neutron network ID | |
| description: ID of existing Neutron network to use | |
| default: dd6de1d2-735e-4b94-963b-b79aae7bcf1a | |
| image_id: |
scottslowe
/ simple-example-vagrantfile
Created
September 12, 2014 17:07
This is an extremely simple Vagrantfile to turn up a single Ubuntu 12.04.4 64-bit VM under VirtualBox.
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| VAGRANTFILE_API_VERSION = "2" | |
| Vagrant.configure(VAGRANTFILE_API_VERSION) do |config| | |
| # Box | |
| config.vm.box = "ubuntu/precise64" | |
| config.vm.box_url = "http://cloud-images.ubuntu.com/vagrant/precise/current/precise-server-cloudimg-amd64-vagrant-disk1.box" | |
| # Shared folders | |
| config.vm.synced_folder ".", "/vagrant" |
scottslowe
/ docker-simple.yml
Created
August 22, 2014 22:32
This very simple Heat template will deploy a Nginx container onto an existing Docker host in an OpenStack environment.
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| heat_template_version: 2013-05-23 | |
| description: > | |
| Heat template to deploy Docker containers to an existing host | |
| resources: | |
| nginx-01: | |
| type: DockerInc::Docker::Container | |
| properties: | |
| image: nginx | |
| docker_endpoint: 'tcp://192.168.1.207:2345' |
scottslowe
/ nginx.1.service
Last active
December 11, 2016 16:45
This systemd unit can be modified slightly (change the filename and the container name) to run multiple Docker containers across hosts in an etcd/fleet cluster.
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| [Unit] | |
| Description=Nginx web front-end | |
| After=docker.service | |
| Requires=docker.service | |
| [Service] | |
| TimeoutStartSec=0 | |
| ExecStartPre=/usr/bin/docker pull nginx | |
| ExecStart=/usr/bin/docker run --rm --name nginx-01 -p 80:80 nginx | |
| ExecStop=/usr/bin/docker stop nginx-01 |
scottslowe
/ nginx.service
Created
August 19, 2014 16:57
This very simple systemd unit file will launch a Docker container running the Nginx web server.
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| [Unit] | |
| Description=Nginx web front-end | |
| After=docker.service | |
| Requires=docker.service | |
| [Service] | |
| TimeoutStartSec=0 | |
| ExecStartPre=/usr/bin/docker pull nginx | |
| ExecStart=/usr/bin/docker run --rm --name nginx -p 80:80 nginx | |
| ExecStop=/usr/bin/docker stop nginx |
scottslowe
/ coreos-heat.yaml
Last active
August 29, 2015 14:05
This YAML-formatted OpenStack Heat template can be used to deploy and configure CoreOS instances (including configuring an etcd cluster) on OpenStack.
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| heat_template_version: 2013-05-23 | |
| description: > | |
| A simple Heat template to deploy CoreOS into an existing cluster. | |
| parameters: | |
| network_id: | |
| type: string | |
| label: Network ID | |
| description: ID of existing Neutron network to use | |
| default: <ID of Neutron network to which instances should connect> | |
| image_id: |
scottslowe
/ arista-veos.xml
Created
August 5, 2014 02:47
This libvirt domain XML can be used to create a KVM guest for running a virtualized instance of Arista EOS (vEOS).
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| <domain type='kvm'> | |
| <name>veos</name> | |
| <memory unit='KiB'>2097152</memory> | |
| <currentMemory unit='KiB'>2097152</currentMemory> | |
| <vcpu placement='static'>1</vcpu> | |
| <resource> | |
| <partition>/machine</partition> | |
| </resource> | |
| <os> | |
| <type arch='x86_64' machine='pc-i440fx-1.5'>hvm</type> |