-#!/usr/bin/python2
-
+#!/usr/bin/python
+#
# Copyright (c) 2003 Intel Corporation
# All rights reserved.
#
# All rights reserved.
# expected /proc/partitions format
-import os, sys, string
+import os, string
import popen2
import shutil
+import traceback
+import time
from Exceptions import *
import utils
def Run( vars, log ):
"""
- Download enough files to run rpm and yum from a chroot in
- the system image directory
+ Download core + extensions bootstrapfs tarballs and install on the hard drive
Expect the following variables from the store:
SYSIMG_PATH the path where the system image will be mounted
PARTITIONS dictionary of generic part. types (root/swap)
and their associated devices.
- SUPPORT_FILE_DIR directory on the boot servers containing
- scripts and support files
NODE_ID the id of this machine
Sets the following variables:
if PARTITIONS == None:
raise ValueError, "PARTITIONS"
- SUPPORT_FILE_DIR= vars["SUPPORT_FILE_DIR"]
- if SUPPORT_FILE_DIR == None:
- raise ValueError, "SUPPORT_FILE_DIR"
-
NODE_ID= vars["NODE_ID"]
if NODE_ID == "":
raise ValueError, "NODE_ID"
+ VERSION=vars['VERSION'] or 'unknown'
+
except KeyError, var:
raise BootManagerException, "Missing variable in vars: %s\n" % var
except ValueError, var:
log.write( "Missing partition in PARTITIONS: %s\n" % part )
return 0
- bs_request= BootServerRequest.BootServerRequest()
+ bs_request= BootServerRequest.BootServerRequest(vars)
log.write( "turning on swap space\n" )
utils.sysexec( "swapon %s" % PARTITIONS["swap"], log )
log.write( "mounting root file system\n" )
utils.sysexec( "mount -t ext3 %s %s" % (PARTITIONS["root"],SYSIMG_PATH), log )
- log.write( "mounting vserver partition in root file system\n" )
- utils.makedirs( SYSIMG_PATH + "/vservers" )
- utils.sysexec( "mount -t ext3 %s %s/vservers" % (PARTITIONS["vservers"],
- SYSIMG_PATH), log )
+ fstype = 'ext3' if vars['virt']=='vs' else 'btrfs'
- vars['ROOT_MOUNTED']= 1
+ one_partition = VARS['ROOT_SIZE']=='-1'
- # check which nodegroups we are part of (>=4.0)
- utils.breakpoint("querying nodegroups for loading extensions")
- try:
- nodes = BootAPI.call_api_function(vars, "GetNodes", ([NODE_ID], ['nodegroup_ids']))
- node = nodes[0]
- nodegroups = BootAPI.call_api_function(vars, "GetNodeGroups", (node['nodegroup_ids'], ['name']))
- nodegroupnames = [ nodegroup['name'].lower() for nodegroup in nodegroups ]
-
- except:
- log.write("WARNING : Failed to query nodegroups - installing only core software\n")
- nodegroupnames = []
- pass
-
- # see also GetBootMedium in PLCAPI that does similar things
- # figuring the default node family:
- # (1) look at /etc/planetlab/nodefamily on the bootcd
- # (2) if that fails, set to planetlab-i386
- try:
- (pldistro,arch) = file("/etc/planetlab/nodefamily").read().strip().split("-")
- except:
- (pldistro,arch) = ("planetlab","i386")
-
- # scan nodegroupnames - temporary, as most of this nodegroup-based info
- # should be more adequately defined in the nodes data model
- known_archs = [ 'i386', 'x86_64' ]
- extensions = []
- # (1) if groupname == arch, nodefamily becomes pldistro-groupname
- # (2) else if groupname looks like pldistro-arch, it is taken as a nodefamily
- # (3) otherwise groupname is taken as an extension
- for nodegroupname in nodegroupnames:
- if nodegroupname in known_archs:
- arch = nodegroupname
- else:
- is_nodefamily = False
- for known_arch in known_archs:
- try:
- (api_pldistro,api_arch)=nodegroupname.split("-")
- # sanity check
- if api_arch != known_arch: raise Exception,"mismatch"
- (pldistro,arch) = (api_pldistro, api_arch)
- is_nodefamily = True
- break
- except:
- pass
- if not is_nodefamily:
- extensions.append(nodegroupname)
-
- bootstrapfs_names = [ pldistro ] + extensions
+ if (not one_partition):
+ log.write( "mounting vserver partition in root file system (type %s)\n"%fstype )
+ utils.makedirs( SYSIMG_PATH + "/vservers" )
+ utils.sysexec( "mount -t %s %s %s/vservers" % \
+ (fstype, PARTITIONS["vservers"], SYSIMG_PATH), log )
- # download and extract support tarball for this step, which has
- # everything we need to successfully run
+ if vars['virt']=='lxc':
+ # NOTE: btrfs quota is supported from version: >= btrfs-progs-0.20 (f18+)
+ # older versions will not recongize the 'quota' command.
+ log.write( "Enabling btrfs quota on %s/vservers\n"%SYSIMG_PATH )
+ utils.sysexec_noerr( "btrfs quota enable %s/vservers" % SYSIMG_PATH )
- # we first try to find a tarball, if it is not found we use yum instead
- yum_extensions = []
- # download and extract support tarball for this step,
- for bootstrapfs_name in bootstrapfs_names:
- tarball = "bootstrapfs-%s-%s.tar.bz2"%(bootstrapfs_name,arch)
- source_file= "%s/%s" % (SUPPORT_FILE_DIR,tarball)
+ vars['ROOT_MOUNTED']= 1
+
+ # this is now retrieved in GetAndUpdateNodeDetails
+ nodefamily = vars['nodefamily']
+ extensions = vars['extensions']
+ # the 'plain' option is for tests mostly
+ plain = vars['plain']
+ if plain:
+ download_suffix=".tar"
+ uncompress_option=""
+ log.write("Using plain bootstrapfs images\n")
+ else:
+ download_suffix=".tar.bz2"
+ uncompress_option="-j"
+ log.write("Using compressed bootstrapfs images\n")
+
+ log.write ("Using nodefamily=%s\n"%(nodefamily))
+ if not extensions:
+ log.write("Installing only core software\n")
+ else:
+ log.write("Requested extensions %r\n" % extensions)
+
+ bootstrapfs_names = [ nodefamily ] + extensions
+
+ for name in bootstrapfs_names:
+ tarball = "bootstrapfs-%s%s"%(name,download_suffix)
+ source_file= "/boot/%s" % (tarball)
dest_file= "%s/%s" % (SYSIMG_PATH, tarball)
+ source_hash_file= "/boot/%s.sha1sum" % (tarball)
+ dest_hash_file= "%s/%s.sha1sum" % (SYSIMG_PATH, tarball)
+
+ time_beg=time.time()
+ log.write( "downloading %s\n" % source_file )
# 30 is the connect timeout, 14400 is the max transfer time in
# seconds (4 hours)
- log.write( "downloading %s\n" % source_file )
- result= bs_request.DownloadFile( source_file, None, None,
+ result = bs_request.DownloadFile( source_file, None, None,
1, 1, dest_file,
30, 14400)
+ time_end=time.time()
+ duration=int(time_end-time_beg)
+ log.write("Done downloading (%s seconds)\n"%duration)
if result:
+ # Download SHA1 checksum file
+ log.write( "downloading sha1sum for %s\n"%source_file)
+ result = bs_request.DownloadFile( source_hash_file, None, None,
+ 1, 1, dest_hash_file,
+ 30, 14400)
+
+ log.write( "verifying sha1sum for %s\n"%source_file)
+ if not utils.check_file_hash(dest_file, dest_hash_file):
+ raise BootManagerException, "FATAL: SHA1 checksum does not match between %s and %s" % (source_file, source_hash_file)
+
+
+ time_beg=time.time()
log.write( "extracting %s in %s\n" % (dest_file,SYSIMG_PATH) )
- result= utils.sysexec( "tar -C %s -xpjf %s" % (SYSIMG_PATH,dest_file), log )
- log.write( "Done\n")
+ result = utils.sysexec( "tar -C %s -xpf %s %s" % (SYSIMG_PATH,dest_file,uncompress_option), log )
+ time_end=time.time()
+ duration=int(time_end-time_beg)
+ log.write( "Done extracting (%s seconds)\n"%duration)
utils.removefile( dest_file )
else:
# the main tarball is required
- if bootstrapfs_name == pldistro:
- raise BootManagerException, "Unable to download main tarball %s from server." % \
+ if name == nodefamily:
+ raise BootManagerException, "FATAL: Unable to download main tarball %s from server." % \
source_file
+ # for extensions, just print a warning
else:
- log.write("tarball for %s-%s not found, scheduling a yum attempt\n"%(bootstrapfs_name,arch))
- yum_extensions.append(bootstrapfs_name)
+ log.write("WARNING: tarball for extension %s not found\n"%(name))
# copy resolv.conf from the base system into our temp dir
# so DNS lookups work correctly while we are chrooted
utils.makedirs(SYSIMG_PATH + "/etc/pki/rpm-gpg")
utils.sysexec("gpg --homedir=/root --export --armor" \
" --no-default-keyring --keyring %s/usr/boot/pubring.gpg" \
- " >%s/etc/pki/rpm-gpg/RPM-GPG-KEY-planetlab" % (SYSIMG_PATH, SYSIMG_PATH))
- utils.sysexec("chroot %s rpm --import /etc/pki/rpm-gpg/RPM-GPG-KEY-planetlab" % \
- SYSIMG_PATH)
-
- # yum-based extensions:
- # before we can use yum, yum.conf needs to get installed
- # xxx this should probably depend on the node's nodegroup, at least among alpha, beta ..
- # however there does not seem to be a clear interface for that in yum.conf.php
- # so let's keep it simple for the bootstrap phase, as yum.conf will get overwritten anyway
- if yum_extensions:
- getDict = {'gpgcheck':1,'arch':arch}
- url="PlanetLabConf/yum.conf.php"
- dest="%s/etc/yum.conf"%SYSIMG_PATH
- log.write("downloading bootstrap yum.conf\n")
- yumconf=bs_request.DownloadFile (url,getDict,None,
- 1, 1, dest)
- if not yumconf:
- log.write("Cannot fetch %s from %s - aborting yum extensions"%(dest,url))
- # failures here should not stop the install process
- return 1
-
- # yum also needs /proc to be mounted
- # do it here so as to not break the tarballs-only case
- cmd = "mount -t proc none %s/proc" % SYSIMG_PATH
- utils.sysexec( cmd, log )
- # we now just need to yum groupinstall everything
- for extension in yum_extensions:
- yum_command="yum groupinstall extension%s"%extension
- utils.breakpoint ("before chroot %s %s"%(SYSIMG_PATH,yum_command))
- log.write("Attempting to install extension %s through yum\n"%extension)
- utils.sysexec_noerr("chroot %s %s" % (SYSIMG_PATH,yum_command))
- # xxx how to check that this completed correctly ?
- # let's cleanup
- utils.sysexec_noerr( "umount %s/proc" % SYSIMG_PATH, log )
- utils.breakpoint ("Done with yum extensions")
+ " >%s/etc/pki/rpm-gpg/RPM-GPG-KEY-planetlab" % (SYSIMG_PATH, SYSIMG_PATH), log)
+ utils.sysexec_chroot(SYSIMG_PATH, "rpm --import /etc/pki/rpm-gpg/RPM-GPG-KEY-planetlab", log)
+
+ # keep a log on the installed hdd
+ stamp=file(SYSIMG_PATH + "/bm-install.txt",'w')
+ now=time.strftime("%Y-%b-%d @ %H:%M %Z", time.gmtime())
+ stamp.write("Hard drive installed by BootManager %s\n"%VERSION)
+ stamp.write("Finished extraction of bootstrapfs on %s\n"%now)
+ stamp.write("Using nodefamily %s\n"%nodefamily)
+ stamp.close()
return 1