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#!/usr/bin/python2
#
# Copyright (C) 2015 vmware inc.
#
# Author: Touseef Liaqat <tliaqat@vmware.com>
import os
import glob
import modules.commons
from installer import Installer |
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from actionresult import ActionResult |
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class OstreeInstaller(Installer):
def __init__(self, install_config, maxy = 0, maxx = 0, iso_installer = False, rpm_path = "../stage/RPMS", log_path = "../stage/LOGS", ks_config = None):
Installer.__init__(self, install_config, maxy, maxx, iso_installer, rpm_path, log_path, ks_config) |
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self.repo_config = {}
self.repo_read_conf() |
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def get_ostree_repo_url(self): |
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self.default_repo = 'default_repo' in self.install_config and self.install_config['default_repo']; |
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if not self.default_repo:
self.ostree_repo_url = self.install_config['ostree_repo_url']
self.ostree_ref = self.install_config['ostree_repo_ref']
def repo_read_conf(self):
with open("ostree-release-repo.conf") as repo_conf:
for line in repo_conf:
name, value = line.partition("=")[::2]
self.repo_config[name] = value.strip(' \n\t\r')
def pull_repo(self, repo_url, repo_ref):
if self.default_repo:
self.run("ostree remote add --repo={}/ostree/repo --set=gpg-verify=false photon {}".format(self.photon_root, repo_url), "Adding OSTree remote") |
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self.run("ostree pull-local --repo={}/ostree/repo {}".format(self.photon_root, self.local_repo_path), "Pulling OSTree repo") |
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self.run("mv {}/ostree/repo/refs/heads {}/ostree/repo/refs/remotes/photon".format(self.photon_root, self.photon_root))
self.run("mkdir -p {}/ostree/repo/refs/heads".format(self.photon_root, self.photon_root))
else:
self.run("ostree remote add --repo={}/ostree/repo --set=gpg-verify=false photon {}".format(self.photon_root, repo_url), "Adding OSTree remote")
self.run("ostree pull --repo={}/ostree/repo photon {}".format(self.photon_root, repo_ref), "Pulling OSTree remote repo") |
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def deploy_ostree(self, repo_url, repo_ref):
self.run("ostree admin --sysroot={} init-fs {}".format(self.photon_root, self.photon_root), "Initializing OSTree filesystem") |
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self.pull_repo(repo_url, repo_ref) |
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self.run("ostree admin --sysroot={} os-init photon ".format(self.photon_root), "OSTree OS Initializing") |
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self.run("ostree admin --sysroot={} deploy --os=photon photon:{}".format(self.photon_root, repo_ref), "Deploying") |
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def do_systemd_tmpfiles_commands(self, commit_number):
prefixes = ["/var/home",
"/var/roothome",
"/var/lib/rpm",
"/var/opt",
"/var/srv",
"/var/userlocal",
"/var/mnt",
"/var/spool/mail"]
for prefix in prefixes:
command = "systemd-tmpfiles --create --boot --root={}/ostree/deploy/photon/deploy/{}.0 --prefix={}".format(self.photon_root, commit_number, prefix)
self.run(command)
def mount_devices_in_deployment(self, commit_number):
for command in ["mount -t bind -o bind,defaults /dev {}/ostree/deploy/photon/deploy/{}.0/dev",
"mount -t devpts -o gid=5,mode=620 devpts {}/ostree/deploy/photon/deploy/{}.0/dev/pts",
"mount -t tmpfs -o defaults tmpfs {}/ostree/deploy/photon/deploy/{}.0/dev/shm",
"mount -t proc -o defaults proc {}/ostree/deploy/photon/deploy/{}.0/proc",
"mount -t bind -o bind,defaults /run {}/ostree/deploy/photon/deploy/{}.0/run",
"mount -t sysfs -o defaults sysfs {}/ostree/deploy/photon/deploy/{}.0/sys" ]:
self.run(command.format(self.photon_root, commit_number))
def get_commit_number(self, ref):
fileName = os.path.join(self.photon_root, "ostree/repo/refs/remotes/photon/{}".format(ref))
commit_number = None
with open (fileName, "r") as file:
commit_number = file.read().replace('\n', '')
return commit_number
def unsafe_install(self, params):
self.org_photon_root = self.photon_root
sysroot_ostree = os.path.join(self.photon_root, "ostree")
sysroot_boot = os.path.join(self.photon_root, "boot")
loader0 = os.path.join(sysroot_boot, "loader.0")
loader1 = os.path.join(sysroot_boot, "loader.1")
boot0 = os.path.join(sysroot_ostree, "boot.0")
boot1 = os.path.join(sysroot_ostree, "boot.1")
boot01 = os.path.join(sysroot_ostree, "boot.0.1")
boot11 = os.path.join(sysroot_ostree, "boot.1.1")
self.get_ostree_repo_url()
self.window.show_window()
self.progress_bar.initialize("Initializing installation...")
self.progress_bar.show() |
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self.execute_modules(modules.commons.PRE_INSTALL)
disk = self.install_config['disk']['disk'] |
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self.run("sgdisk -d 1 -d 2 -n 1::+2M -n 2::+300M -n 3: -p {}".format(disk), "Updating partition table for OSTree")
self.run("sgdisk -t1:ef02 {}".format(disk)) |
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self.run("mkfs -t ext4 {}2".format(disk))
self.run("mkfs -t ext4 {}3".format(disk))
self.run("mount {}3 {}".format(disk, self.photon_root))
self.run("mkdir -p {} ".format(sysroot_boot))
self.run("mount {}2 {}".format(disk, sysroot_boot))
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#Setup the disk
self.run("dd if=/dev/zero of={}/swapfile bs=1M count=64".format(self.photon_root)) |
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self.run("chmod 600 {}/swapfile".format(self.photon_root)) |
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self.run("mkswap -v1 {}/swapfile".format(self.photon_root))
self.run("swapon {}/swapfile".format(self.photon_root))
if self.default_repo:
self.run("rm -rf /installer/boot")
self.run("mkdir -p {}/repo".format(self.photon_root)) |
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self.progress_bar.show_loading("Unpacking local OSTree repo") |
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self.run("tar --warning=none -xf /mnt/cdrom/ostree-repo.tar.gz -C {}/repo".format(self.photon_root))
self.local_repo_path = "{}/repo".format(self.photon_root)
self.ostree_repo_url = self.repo_config['OSTREEREPOURL']
self.ostree_ref = self.repo_config['OSTREEREFS'] |
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self.progress_bar.update_loading_message("Unpacking done") |
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self.deploy_ostree(self.ostree_repo_url, self.ostree_ref)
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self.run("swapoff -a")
self.run("rm {}/swapfile".format(self.photon_root))
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commit_number = self.get_commit_number(self.ostree_ref)
self.do_systemd_tmpfiles_commands(commit_number)
self.mount_devices_in_deployment(commit_number)
deployment = os.path.join(self.photon_root, "ostree/deploy/photon/deploy/" + commit_number + ".0/")
deployment_boot = os.path.join(deployment, "boot")
deployment_sysroot = os.path.join(deployment, "sysroot")
self.run("mv {} {}".format(loader1, loader0))
self.run("mv {} {}".format(boot1, boot0))
self.run("mv {} {}".format(boot11, boot01))
self.run("mount --bind {} {}".format(sysroot_boot, deployment_boot))
self.run("mount --bind {} {}".format(self.photon_root, deployment_sysroot))
self.run("chroot {} bash -c \"grub2-install /dev/sda\"".format(deployment))
self.run("chroot {} bash -c \"grub2-mkconfig -o /boot/grub2/grub.cfg\"".format(deployment))
self.run("mv {} {}".format(loader0, loader1))
self.run("mv {} {}".format(boot0, boot1))
self.run("mv {} {}".format(boot01, boot11))
self.run("chroot {} bash -c \"ostree admin instutil set-kargs root=/dev/sda3 \"".format(deployment))
sysroot_grub2_grub_cfg = os.path.join(self.photon_root, "boot/grub2/grub.cfg")
self.run("ln -sf ../loader/grub.cfg {}".format(sysroot_grub2_grub_cfg))
self.run("mv {} {}".format(loader1, loader0))
self.run("mv {} {}".format(boot1, boot0))
self.run("mv {} {}".format(boot11, boot01))
deployment_fstab = os.path.join(deployment, "etc/fstab") |
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self.run("echo \"/dev/sda3 / ext4 defaults 1 1 \" >> {} ".format(deployment_fstab), "Adding / mount point in fstab") |
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self.run("echo \"/dev/sda2 /boot ext4 defaults 1 2 \" >> {} ".format(deployment_fstab), "Adding /boot mount point in fstab")
self.run("mount --bind {} {}".format(deployment, self.photon_root)) |
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self.progress_bar.update_loading_message("Starting post install modules") |
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self.execute_modules(modules.commons.POST_INSTALL) |
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self.progress_bar.update_loading_message("Unmounting disks") |
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self.run("{} {} {}".format(self.unmount_disk_command, '-w', self.photon_root)) |
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self.progress_bar.update_loading_message("Ready to restart") |
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self.progress_bar.hide() |
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self.window.addstr(0, 0, 'Congratulations, Photon RPM-OSTree Host has been installed in {0} secs.\n\nPress any key to continue to boot...'.format(self.progress_bar.time_elapsed)) |
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if self.ks_config == None:
self.window.content_window().getch() |
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return ActionResult(True, None)
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