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Merge pull request #56 from polvi/oem-ami
feat(oem-ami): add oem support for amazon ec2
This commit is contained in:
polvi
commit
36afd6f4e9
135
oem/ami/build_ebs_on_ec2.sh
Executable file
135
oem/ami/build_ebs_on_ec2.sh
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#!/bin/bash -ex
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#
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# This expects to run on an EC2 instance.
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#
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# mad props to Eric Hammond for the initial script
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# https://github.com/alestic/alestic-hardy-ebs/blob/master/bin/alestic-hardy-ebs-build-ami
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# AKI ids from:
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# http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/UserProvidedkernels.html
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# we need pv-grub-hd00 x86_64
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declare -A AKI
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AKI["us-east-1"]=aki-b4aa75dd
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AKI["us-west-1"]=aki-eb7e26ae
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AKI["us-west-2"]=aki-f837bac8
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AKI["eu-west-1"]=aki-8b655dff
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AKI["ap-southeast-1"]=aki-fa1354a8
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AKI["ap-southeast-2"]=aki-3d990e07
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AKI["ap-northeast-1"]=aki-40992841
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AKI["sa-east-1"]=aki-c88f51d5
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# AKI["gov-west-1"]=aki-75a4c056
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readonly COREOS_EPOCH=1372636800
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TODAYS_VERSION=$(( (`date +%s` - ${COREOS_EPOCH}) / 86400 ))
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EXTRA_VERSION=$(date +%H-%M)
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if [ -z "$1" ]; then
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echo "usage: $0 [http|path/to/bin.bz2]"
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exit 1
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fi
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binurl=$1
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# Size of AMI file system
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size=8 # GB
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arch=x86_64
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arch2=amd64
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ephemeraldev=/dev/sdb
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version="master-$TODAYS_VERSION-$EXTRA_VERSION"
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#TBD
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name="CoreOS-$version"
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description="CoreOS master"
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export EC2_CERT=$(echo /tmp/*cert*.pem)
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export EC2_PRIVATE_KEY=$(echo /tmp/*pk*.pem)
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zoneurl=http://instance-data/latest/meta-data/placement/availability-zone
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zone=$(curl -s $zoneurl)
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region=$(echo $zone | sed 's/.$//')
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# this is defined in: build_library/ami_constants.sh
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akiid=${AKI[$region]}
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if [ -z "$akiid" ]; then
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echo "$0: Can't identify AKI, using region: $region";
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exit 1
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fi
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if [ -z "$(which ec2-attach-volume)" ]; then
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# Update and install Ubuntu packages
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export DEBIAN_FRONTEND=noninteractive
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sudo perl -pi -e 's/^# *(deb .*multiverse)$/$1/' /etc/apt/sources.list
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sudo apt-get update
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sudo -E apt-get upgrade -y
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sudo -E apt-get install -y \
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ec2-api-tools \
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ec2-ami-tools
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fi
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export EC2_URL=http://ec2.$region.amazonaws.com
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# Create and mount temporary EBS volume with file system to hold new AMI image
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volumeid=$(ec2-create-volume --size $size --availability-zone $zone |
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cut -f2)
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instanceid=$(wget -qO- http://instance-data/latest/meta-data/instance-id)
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ec2-attach-volume --device /dev/sdi --instance "$instanceid" "$volumeid"
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while [ ! -e /dev/sdi -a ! -e /dev/xvdi ]
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do sleep 3; done
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if [ -e /dev/xvdi ]; then
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dev=/dev/xvdi
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else
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dev=/dev/sdi
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fi
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# if it is on the local fs, just use it, otherwise try to download it
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if [ -e "$binurl" ]; then
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bunzip2 -c $binurl | dd of=$dev bs=128M
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else
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curl -s $binurl | bunzip2 | dd of=$dev bs=128M
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fi
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ec2-detach-volume "$volumeid"
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while ec2-describe-volumes "$volumeid" | grep -q ATTACHMENT
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do sleep 3; done
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snapshotid=$(ec2-create-snapshot --description "$name" "$volumeid" | cut -f2)
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while ec2-describe-snapshots "$snapshotid" | grep -q pending
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do sleep 30; done
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# Register the snapshot as a new AMI
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amiid=$(ec2-register \
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--name "$name" \
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--description "$description" \
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--architecture "$arch" \
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--kernel "$akiid" \
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--block-device-mapping /dev/sda=$snapshotid::true \
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--block-device-mapping $ephemeraldev=ephemeral0 |
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cut -f2)
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ec2-delete-volume "$volumeid"
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cat <<EOF
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AMI: $amiid $codename $region $arch2
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CoreOS $version
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architecture: $arch ($arch2)
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region: $region ($zone)
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aki id: $akiid
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name: $name
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description: $description
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EBS volume: $volumeid (deleted)
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EBS snapshot: $snapshotid
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AMI id: $amiid
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bin url: $binurl
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Test the new AMI using something like:
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export EC2_URL=http://ec2.$region.amazonaws.com
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ec2-run-instances \\
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--key \$USER \\
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--instance-type t1.micro \\
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$amiid
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EOF
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10
oem/ami/zip_and_ship_ami.sh
Executable file
10
oem/ami/zip_and_ship_ami.sh
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#!/bin/bash -xe
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#
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# this needs more refactoring, but is used to build the latest image
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IMG="../build/images/amd64-generic/latest/coreos_ami_image.bin"
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ssh -i ~/.ssh/coreos-images.pem ubuntu@23.22.1.1 "mkdir -p /mnt/tmp"
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bzip2 $IMG
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scp -i ~/.ssh/coreos-images.pem build_ebs_on_ec2.sh $IMG.bz2 ubuntu@23.22.1.1:/mnt/tmp
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ssh -i ~/.ssh/coreos-images.pem ubuntu@23.22.1.1 "sudo /mnt/tmp/build_ebs_on_ec2.sh /mnt/tmp/coreos_ami_image.bin.bz2"
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