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diff --git a/doc/sources/nocloud/README.rst b/doc/sources/nocloud/README.rst deleted file mode 100644 index 08a39377..00000000 --- a/doc/sources/nocloud/README.rst +++ /dev/null @@ -1,71 +0,0 @@ -The data source ``NoCloud`` and ``NoCloudNet`` allow the user to provide user-data -and meta-data to the instance without running a network service (or even without -having a network at all). - -You can provide meta-data and user-data to a local vm boot via files on a `vfat`_ -or `iso9660`_ filesystem. The filesystem volume label must be ``cidata``. - -These user-data and meta-data files are expected to be -in the following format. - -:: - - /user-data - /meta-data - -Basically, user-data is simply user-data and meta-data is a yaml formatted file -representing what you'd find in the EC2 metadata service. - -Given a disk ubuntu 12.04 cloud image in 'disk.img', you can create a sufficient disk -by following the example below. - -:: - - ## create user-data and meta-data files that will be used - ## to modify image on first boot - $ { echo instance-id: iid-local01; echo local-hostname: cloudimg; } > meta-data - - $ printf "#cloud-config\npassword: passw0rd\nchpasswd: { expire: False }\nssh_pwauth: True\n" > user-data - - ## create a disk to attach with some user-data and meta-data - $ genisoimage -output seed.iso -volid cidata -joliet -rock user-data meta-data - - ## alternatively, create a vfat filesystem with same files - ## $ truncate --size 2M seed.img - ## $ mkfs.vfat -n cidata seed.img - ## $ mcopy -oi seed.img user-data meta-data :: - - ## create a new qcow image to boot, backed by your original image - $ qemu-img create -f qcow2 -b disk.img boot-disk.img - - ## boot the image and login as 'ubuntu' with password 'passw0rd' - ## note, passw0rd was set as password through the user-data above, - ## there is no password set on these images. - $ kvm -m 256 \ - -net nic -net user,hostfwd=tcp::2222-:22 \ - -drive file=boot-disk.img,if=virtio \ - -drive file=seed.iso,if=virtio - -**Note:** that the instance-id provided (``iid-local01`` above) is what is used to -determine if this is "first boot". So if you are making updates to user-data -you will also have to change that, or start the disk fresh. - -Also, you can inject an ``/etc/network/interfaces`` file by providing the content -for that file in the ``network-interfaces`` field of metadata. - -Example metadata: - -:: - - instance-id: iid-abcdefg - network-interfaces: | - iface eth0 inet static - address 192.168.1.10 - network 192.168.1.0 - netmask 255.255.255.0 - broadcast 192.168.1.255 - gateway 192.168.1.254 - hostname: myhost - -.. _iso9660: https://en.wikipedia.org/wiki/ISO_9660 -.. _vfat: https://en.wikipedia.org/wiki/File_Allocation_Table |