From 30a67319d79cc1bfbc8be26862d7e0a12897c9d6 Mon Sep 17 00:00:00 2001 From: Guilhem Moulin Date: Wed, 19 Oct 2016 02:26:26 +0200 Subject: Add a README. --- README | 73 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 73 insertions(+) create mode 100644 README diff --git a/README b/README new file mode 100644 index 0000000..801ba1c --- /dev/null +++ b/README @@ -0,0 +1,73 @@ +Download Debian stable's netinst ISO image and verify its integrity + + ~$ ./download-iso --arch=amd64 --rsync-host=ftp.se.debian.org + Verifying integrity (OpenPGP signature on SHA-512 manifest)... + gpgv: Signature made Sun 18 Sep 2016 06:23:45 PM CEST + gpgv: using RSA key DA87E80D6294BE9B + gpgv: Good signature from "Debian CD signing key " + Verifying integrity (SHA-512 checksum)... OK + ./dist/debian-8.6.0-amd64-netinst.iso + + +Create a new transient virtual machine: + + ~$ sudo TMPDIR=/run/shm ./tdfvm-install \ + --iso=./dist/debian-8.6.0-amd64-netinst.iso \ + -u$USER -p --authorized-keys=$HOME/.ssh/authorized_keys \ + -o ./vm170 \ + --memory=2048 \ + --disk=/var/lib/libvirt/images/vm170.img,size=12,format=raw,cache=none,aio=native \ + --network=network=default \ + --graphics=spice,listen=socket \ + --transient \ + vm170 + [...] + Salt minion MD5 fingerprint: + ce:1f:7c:28:ad:65:0b:b6:2c:ab:ad:6a:f6:2d:71:fb + + SSH hostkey fingerprints: + 256 SHA256:mYzCFf8SRQFqFOMjoqssWOtjFP79q64iNx5j7PnQYBQ /etc/ssh/ssh_host_ed25519_key (ED25519) + 4096 SHA256:Hc5yXrUn8OCYC489dr7bKqsHKrfveihCPqwlC+jQD/I /etc/ssh/ssh_host_rsa_key (RSA) + + + --iso=./dist/debian-8.6.0-amd64-netinst.iso + Specify the path to the installation ISO image to preseed. + + -u$USER, --username=$USER + Create new username $USER. + + -p, --password + Prompt for $USER's new password. + + --authorized-keys=$HOME/.ssh/authorized_keys + Copy the given authorized_keys(5) filename to ~$USER/.ssh/authorized_keys + on the guest. + + -o./vm170, --output=./vm170 + Optional directory where to export the VM's XML definition and its SSH & + Salt key material. Note that the fingerprints are printed before exiting + regardless of whether --output is specified or not. + + --memory=2048 + Allocate 2GiB for the guest (a VirtIO memory balloon device is always + attached to the guest). + + --disk=/var/lib/libvirt/images/vm170.img,size=12,format=raw,cache=none,aio=native + Use file /var/lib/libvirt/images/vm170.img as storage media for the guest; + if the file doesn't exist, a 12GiB raw image is allocated. The disk is + attached to a VirtIO bus. See virt-install(1) for details. + + --network=network=default + Connect to the host's "default" virtual network. (Use "--network=none" to + disable networking on the guest, and "--network=user" to connect to the LAN + using SLIRP.) The NIC is attached to a VirtIO bus. See virt-install(1) + for details. + + --graphics=spice,listen=socket + Export the guest's console using the Spice protocol, which can be accessed + by connecting to a libvirt generated UNIX socket on the host's filessystem. + (Specify "listen=none" instead to forbid non-local connection using + `virt-viewer --attach`.) + + --transient + Create a transient libvirt VM. -- cgit v1.2.3