Stuart Radnidge sturadnidge
sturadnidge
/ node-armv7l-builder.sh
Created
October 7, 2013 22:51
Builds node on ARM chromebook. Slower than cross compiling, but what the hey!
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| git clone -b v0.10.20-release https://github.com/joyent/node.git | |
| cd node | |
| ./configure --prefix=/ --without-snapshot | |
| export BIN_NAME=node-v0.10.20-linux-armv7l-chromebook | |
| mkdir ${BIN_NAME} | |
| make install DESTDIR=${BIN_NAME} V=1 PORTABLE=1 |
sturadnidge
/ python-2.7-on-CentOS-6.x.txt
Last active
December 23, 2015 02:29
python-2.7 on CentOS 6.x
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| # prereqs | |
| yum groupinstall "Development tools" | |
| yum install zlib-devel bzip2-devel openssl-devel ncurses-devel sqlite-devel readline-devel tk-devel | |
| # python | |
| curl -O http://www.python.org/ftp/python/2.7.5/Python-2.7.5.tgz | |
| tar -C /usr/src -xzvf Python-2.7.5.tgz | |
| cd /usr/src/Python-2.7.5/ | |
| ./configure --prefix=/usr/local |
sturadnidge
/ cdh4-pseudo-distributed-everything
Last active
December 20, 2015 22:39
CDH4 MRv1 install in pseudo-distributed mode, plus optional ZooKeeper, HBase, HttpFS. Assumes you have a Sun JDK installed and JAVA_HOME set for root if installed somewhere other than /usr/java/. This is all basically a summary of various parts of https://ccp.cloudera.com/display/CDH4DOC/CDH4+Documentation
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| # Add Cloudera RPM-GPG-KEY and repo | |
| rpm --import http://archive.cloudera.com/cdh4/redhat/6/x86_64/cdh/RPM-GPG-KEY-cloudera | |
| rpm -ivh http://archive.cloudera.com/cdh4/one-click-install/redhat/6/x86_64/cloudera-cdh-4-0.x86_64.rpm | |
| # note: if you want to install a specific version, | |
| # modify /etc/yum.repos.d/cloudera-cdh4.repo accordingly. | |
| # For example, if you want to install 4.2.1, use the following baseurl: | |
| # baseurl=http://archive.cloudera.com/cdh4/redhat/6/x86_64/cdh/4.2.1/ | |
| # Install CDH4 Base |
sturadnidge
/ debian.ipxe
Created
June 22, 2013 14:43
ipxe boot script - despite several of these parameters being in the preseed.cfg file, they don't work unless you pass them in as kernel params. Not sure if that is a documentation bug or an actual bug.
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| #!ipxe | |
| echo | |
| echo attempting to netboot with IP ${ip} | |
| echo | |
| set buildserver your.build.server.fqdn | |
| set pxebase http://${buildserver}/path/to/bootfiles/dir | |
| kernel ${pxebase}/linux preseed/url=http://${buildserver}/${uuid}/preseed.cfg debian-installer/locale=en_US.UTF- | |
| 8 keymap=us netcfg/get_hostname=${uuid} netcfg/get_domain=${domain} -- | |
| initrd ${pxebase}/initrd.gz | |
| boot || |
sturadnidge
/ wheezy.preseed
Created
June 22, 2013 14:40
Debian 7.x preseed file for a simple, minimal install.
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| #### Contents of the preconfiguration file (for wheezy) | |
| ### Localization | |
| d-i debian-installer/locale string en_US.UTF-8 | |
| d-i debian-installer/keymap select us | |
| d-i keymap select us | |
| ### Network configuration | |
| d-i netcfg/choose_interface select auto | |
| ### Mirror settings |
sturadnidge
/ 75-persistent-net-generator.rules
Created
June 2, 2013 22:53
Debian Wheezy 75-persistent-net-generator.rules - for some reason it was missing from the last Raspbian build I did.
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| # These rules generate rules to keep network interface names unchanged | |
| # across reboots and write them to /etc/udev/rules.d/70-persistent-net.rules. | |
| # variables used to communicate: | |
| # MATCHADDR MAC address used for the match | |
| # MATCHID bus_id used for the match | |
| # MATCHDRV driver name used for the match | |
| # MATCHIFTYPE interface type match | |
| # COMMENT comment to add to the generated rule | |
| # INTERFACE_NAME requested name supplied by external tool |
sturadnidge
/ pirewall.sh
Last active
November 27, 2018 08:59
Script to setup a basic ruleset for iptables, used on my raspberrypi firewall.
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| #!/bin/sh | |
| # * eth0 = Internet interface (DHCP) | |
| # * eth1 = LAN interface (192.168.1.0/24) | |
| # * eth2 = DMZ interface (172.16.0.0/16) | |
| # * Traffic open from firewall to internet | |
| # * Traffic open and translated from LAN and DMZ to internet | |
| # * Traffic open from LAN to Firewall | |
| # * Traffic open from LAN to DMZ | |
| # * Traffic open from internet to a DMZ web server |
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| #!/bin/bash | |
| # required build environment packages: binfmt-support qemu qemu-user-static debootstrap kpartx lvm2 dosfstools | |
| # made possible by: | |
| # Klaus M Pfeiffer (http://blog.kmp.or.at/2012/05/build-your-own-raspberry-pi-image/) | |
| # Alex Bradbury (http://asbradbury.org/projects/spindle/) | |
| deb_mirror="http://archive.raspbian.org/raspbian/" | |
| deb_local_mirror=$deb_mirror | |
| deb_release="wheezy" |
sturadnidge
/ gist:5541742
Created
May 8, 2013 16:40
MongoDB shell tricks: add a 'created' field to documents long after the fact
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| db.test.find({}).forEach( function(obj) { | |
| var _idTimestamp = obj._id.getTimestamp(); | |
| obj.created = _idTimestamp.getTime(); | |
| db.test.save(obj) | |
| }); |
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| 'use strict'; | |
| /* | |
| * Homework assignment 2.2 for M101P, using node.js | |
| * | |
| * Notes: this only works because the student id | |
| * increments by 1, and also because each student | |
| * has more than 1 homework score. If either of | |
| * those conditions weren't true, this code would | |
| * be totally wrong (and dangerous!). | |
| * |