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16 changed files with 124 additions and 45 deletions

1
.gitignore vendored
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@ -1,6 +1,7 @@
# We don't want local build settings in case someone's using
# the git dir as a place to store their build.ini
/build.ini
/build.ini.*
/dist.build.ini
*.bak


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@ -1,4 +1,6 @@
#!/bin/env python3

import argparse
import host
import prep
import bchroot
@ -10,15 +12,15 @@ import bsync
import bGPG
import os

# we need to:
# we also need to figure out how to implement "mentos" (old bdisk) like functionality, letting us reuse an existing chroot install if possible to save time for future builds.
# if not, though, it's no big deal.
# still on the todo: iPXE
if __name__ == '__main__':

def bdisk(args):
# we also need to figure out how to implement "mentos" (old bdisk) like functionality, letting us reuse an
# existing chroot install if possible to save time for future builds.
# if not, though, it's no big deal.
if os.getuid() != 0:
exit('{0}: ERROR: BDisk *must* be run as the root user or with sudo!'.format(datetime.datetime.now()))
print('{0}: Starting.'.format(datetime.datetime.now()))
conf = host.parseConfig(host.getConfig())[1]
conf = host.parseConfig(host.getConfig(conf_file = args['buildini']))[1]
prep.dirChk(conf)
conf['gpgobj'] = bGPG.genGPG(conf)
prep.buildChroot(conf, keep = False)
@ -50,3 +52,20 @@ if __name__ == '__main__':
bsync.git(conf)
bsync.rsync(conf)
print('{0}: Finish.'.format(datetime.datetime.now()))

def parseArgs():
args = argparse.ArgumentParser(description = 'BDisk - a tool for building live/rescue media.',
epilog = 'brent s. || 2017 || https://bdisk.square-r00t.net')
args.add_argument('buildini',
metavar = '/path/to/build.ini',
default = '/etc/bdisk/build.ini',
nargs = '?',
help = 'The full/absolute path to the build.ini to use for this run. The default is /etc/bdisk/build.ini, but see https://bdisk.square-r00t.net/#the_code_build_ini_code_file.')
return(args)

def main():
args = vars(parseArgs().parse_args())
bdisk(args)

if __name__ == '__main__':
main()

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@ -32,7 +32,7 @@ def http(conf):
datetime.datetime.now(),
httpdir))
for a in arch:
for i in ('md5', 'sfs', 'sha256'):
for i in ('md5', 'sfs', 'sha256', 'sha512'):
httpfiles['{0}/{1}/airootfs.{2}'.format(bdisk['name'], a, i)] = '{0}/{1}/airootfs.{2}'.format(bdisk['name'], a, i)
httpfiles['VERSION_INFO.txt'] = 'VERSION_INFO.txt'
if 'x86_64' in arch:
@ -81,7 +81,7 @@ def tftp(conf):
datetime.datetime.now(),
tftpdir))
for a in arch:
for i in ('md5', 'sfs', 'sha256'):
for i in ('md5', 'sfs', 'sha256', 'sha512'):
tftpfiles['{0}/{1}/airootfs.{2}'.format(bdisk['name'], a, i)] = '{0}/{1}/airootfs.{2}'.format(bdisk['name'], a, i)
tftpfiles['VERSION_INFO.txt'] = 'VERSION_INFO.txt'
if 'x86_64' in arch:

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@ -21,6 +21,7 @@ def genImg(conf):
basedir = build['basedir']
prepdir = build['prepdir']
hashes = {}
hashes['sha512'] = {}
hashes['sha256'] = {}
hashes['md5'] = {}
squashfses = []
@ -52,9 +53,10 @@ def genImg(conf):
humanize.naturalsize(
os.path.getsize(squashimg))))
# Generate the checksum files
print("{0}: [BUILD] Generating SHA256, MD5 checksums ({1})...".format(
datetime.datetime.now(),
print("{0}: [BUILD] Generating SHA512 SHA256, MD5 checksums ({1})...".format(
datetime.datetime.now(),
squashimg))
hashes['sha512'][a] = hashlib.sha512()
hashes['sha256'][a] = hashlib.sha256()
hashes['md5'][a] = hashlib.md5()
with open(squashimg, 'rb') as f:
@ -63,8 +65,11 @@ def genImg(conf):
if not stream:
break
# NOTE: these items are hashlib objects, NOT strings!
hashes['sha512'][a].update(stream)
hashes['sha256'][a].update(stream)
hashes['md5'][a].update(stream)
with open(airoot + 'airootfs.sha512', 'w+') as f:
f.write("{0} airootfs.sfs\n".format(hashes['sha512'][a].hexdigest()))
with open(airoot + 'airootfs.sha256', 'w+') as f:
f.write("{0} airootfs.sfs\n".format(hashes['sha256'][a].hexdigest()))
with open(airoot + 'airootfs.md5', 'w+') as f:

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@ -1,5 +1,10 @@
-investigate weird signing issue- if you specify a key to sign with, it appears that the squashed images (at least in the http dir) doesn't have a sig/asc. do they need to copy it over? or is it not even signing them?
-allow specifying explicit (path to) build.ini
-switch from python-pygpgme to python-gpgme for better performance. also clean up bGPG in general; reference KANT.
-more pythonic! classes (because inits help), use list or tuple constant for checksums, try vars-ing the configparser stuff (and move defaults to in-code?),
change path combinations to use os.path.join etc.
-modularity: https://stackoverflow.com/a/8719100

-mtree-like functionality; if mtree spec is found, apply that to files in overlay (or chroot even); otherwise copy from overlay and don't touch chroot

-i_am_a_racecar optimizations
- different distro guests (debian, etc.)- https://stackoverflow.com/questions/2349991/python-how-to-import-other-python-files/20749411#20749411
@ -27,6 +32,8 @@
--iPXE's curl
--initrd's curl
-WISH: Better logging/debugging
https://web.archive.org/web/20170726052946/http://www.lexev.org/en/2013/python-logging-every-day/

-WISH: signing for secureboot releases (PreLoader and loader.efi handle this okay, but require manual intervention)
-does loader.efi support splash backgrounds? can i implement that differently somehow?
--yes, see e.g. https://www.reddit.com/r/archlinux/comments/3bwgf0/where_put_the_splasharchbmp_to_splash_screen_boot/

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@ -7,6 +7,8 @@ NOTE: Due to requiring various mounting and chrooting, BDisk must be run as the

To initiate a build, simply run `<basedir>/bdisk/bdisk.py`. That's it! Everything should continue automatically.

If you'd like to specify a path to a specific build configuration, you can use `<basedir>/bdisk/bdisk.py path/to/build.ini`. The default is _/etc/bdisk/build.ini_ (plus <<the_code_build_ini_code_,other locations>>).

If you're using a packaged version you installed from your distro's package manager, you instead should run wherever it installs to. Most likely this is going to be `/usr/sbin/bdisk`. (On systemd build hosts that have done the https://www.freedesktop.org/wiki/Software/systemd/TheCaseForTheUsrMerge/[/usr merge^], you can use `/usr/sbin/bdisk` or `/sbin/bdisk`.)

If you encounter any issues during the process, make sure you read the documentation -- if your issue still isn't addressed, please be sure to file a <<bug_reports_feature_requests,bug report>>!

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@ -35,6 +35,7 @@ We'll go into more detail for each section below.
[user]
username = ${bdisk:uxname}
name = Default user
groups = ${bdisk:uxname},admin
password = $$6$$t92Uvm1ETLocDb1D$$BvI0Sa6CSXxzIKBinIaJHb1gLJWheoXp7WzdideAJN46aChFu3hKg07QaIJNk4dfIJ2ry3tEfo3FRvstKWasg/
[source_x86_64]
mirror = mirror.us.leaseweb.net
@ -192,6 +193,15 @@ What comment/description/real name should be used for the user? For more informa

. ASCII only

==== `groups`
What groups this user should be added to, comma-separated. They will be created if they don't exist yet. Standard *nix group names rules apply:

. ASCII only
. 32 characters or less
. Can only contain lower-case letters, numeric digits, underscores, or dashes (and can end with a dollar sign)
. Must start with a (lower-case) letter or underscore
. No whitespace

==== `password`
The escaped, salted, hashed string to use for the non-root user.


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@ -64,6 +64,8 @@ While not strictly necessary, these will greatly enhance your BDisk usage. I've

NOTE: If you do not wish to install any of these or cannot install them, be sure to disable the relevant options in the `build.ini` file (we'll talk about that later). The default `extra/dist.build.ini` should be sane enough to not require any of these.

* http://cdrtools.sourceforge.net/private/cdrecord.html[cdrtools^]
** Needed for building iPXE.
* http://gcc.gnu.org[gcc (multilib)^] (>=6.x)
** Needed for building iPXE.
* http://gcc.gnu.org[gcc-libs (multilib)^] (>=6.x)

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@ -17,7 +17,7 @@ First, create a file: `<basedir>/overlay/etc/ssh/sshd_config` using the followin
Subsystem sftp /usr/lib/ssh/sftp-server
KexAlgorithms curve25519-sha256@libssh.org,diffie-hellman-group-exchange-sha256
Ciphers chacha20-poly1305@openssh.com,aes256-gcm@openssh.com,aes128-gcm@openssh.com,aes256-ctr,aes192-ctr,aes128-ctr
MACs hmac-sha2-512-etm@openssh.com,hmac-sha2-256-etm@openssh.com,hmac-ripemd160-etm@openssh.com,umac-128-etm@openssh.com,hmac-sha2-512,hmac-sha2-256,hmac-ripemd160,umac-128@openssh.com
MACs hmac-sha2-512-etm@openssh.com,hmac-sha2-256-etm@openssh.com,umac-128-etm@openssh.com,hmac-sha2-512,hmac-sha2-256,umac-128@openssh.com

We'll also want to implement a more secure `ssh_config` file to avoid possible leaks. The following is `<basedir>/overlay/etc/ssh/ssh_config`:

@ -28,7 +28,7 @@ We'll also want to implement a more secure `ssh_config` file to avoid possible l
PubkeyAuthentication yes
HostKeyAlgorithms ssh-ed25519-cert-v01@openssh.com,ssh-rsa-cert-v01@openssh.com,ssh-ed25519,ssh-rsa
Ciphers chacha20-poly1305@openssh.com,aes256-gcm@openssh.com,aes128-gcm@openssh.com,aes256-ctr,aes192-ctr,aes128-ctr
MACs hmac-sha2-512-etm@openssh.com,hmac-sha2-256-etm@openssh.com,hmac-ripemd160-etm@openssh.com,umac-128-etm@openssh.com,hmac-sha2-512,hmac-sha2-256,hmac-ripemd160,umac-128@openssh.com
MACs hmac-sha2-512-etm@openssh.com,hmac-sha2-256-etm@openssh.com,umac-128-etm@openssh.com,hmac-sha2-512,hmac-sha2-256,umac-128@openssh.com

We'll want to create our own moduli. This can take a long time, but only needs to be done once -- it doesn't need to be done for every build. The following commands should be run in `<basedir>/overlay/etc/ssh/`:


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@ -26,6 +26,7 @@ user = yes
[user]
username = ${bdisk:uxname}
name = Default user
groups = ${bdisk:uxname},admin
password =

[source_x86_64]

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@ -26,6 +26,7 @@ user = yes
[user]
username = ${bdisk:uxname}
name = Default user
groups = ${bdisk:uxname},admin
password =

[source_x86_64]

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@ -22,7 +22,7 @@ do
done

function fuck_you_gimme_net() {
IFACE=$(ifconfig -a -s | egrep -E '^((en|wl)p?|em)' | awk '{print $1}' | tr '\n' ' ' | sed -e 's/\ $//g')
IFACE=$(ip -o link | awk '{print $2}' | egrep -E '^((en|wl)p?|em)' | sed -e 's/:$//g' | head -n1)
for i in ${IFACE};
do

@ -41,15 +41,15 @@ do
DEV='wireless-open'
fi

ifconfig ${i} down
ip link set dev ${i} down
cp -a /etc/netctl/examples/${DEV} /etc/netctl/${i}
sed -i -re "s/^([[:space:]]*Interface[[:space:]]*=).*/\1${i}/g" /etc/netctl/${i}
if [ "${DEV}" == "wireless-open" ];
then
ifconfig ${i} up && \
ip link set dev ${i} up && \
ESSID=$(iwlist ${i} scanning | egrep -A5 -B5 '^[[:space:]]*Encryption key:off' | egrep '^[[:space:]]*ESSID:' | sed -re 's/^[[:space:]]*ESSID:(.*)/\1/g')
sed -i -re "s/^([[:space:]]*ESSID[[:space:]]*=).*/\1${ESSID}/g" /etc/netctl/${i}
ifconfig ${i} down
ip link set ${i} down
fi
netctl restart ${i} > /dev/null 2>&1
#cat /etc/resolvconf.conf.failover > /etc/resolvconf.conf

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@ -14,13 +14,15 @@ atop
autopsy
autossh
backuppc
#bacula ## TODO: grab all the bacula packages in here
## TODO: grab all the bacula packages in here
#bacula
beep
bin86
bind-tools
binutils
bluez-utils
bonnie++ ## TODO: ugh. apacman has a new "regex mode"... that you can't disable. https://github.com/oshazard/apacman/issues/79
## TODO: ugh. apacman has a new "regex mode"... that you can't disable. https://github.com/oshazard/apacman/issues/79
#bonnie++
boxbackup-client
boxbackup-server
bozocrack-git
@ -55,13 +57,15 @@ dd_rescue
dd_rhelp
debianutils
debootstrap
#dialog #giving a weird dependency issue
## giving a weird dependency issue
#dialog
diffutils
djohn
dmidecode
dnssec-anchors
dnstracer
#dnsutils #replaced by bind-tools, https://www.archlinux.org/packages/extra/x86_64/bind-tools/
## replaced by bind-tools, https://www.archlinux.org/packages/extra/x86_64/bind-tools/
#dnsutils
dos2unix
dropbear
dstat
@ -145,14 +149,17 @@ keyutils
kismet-allplugins
lftp
links
#logkeys-git # requires a /dev/input, which apparently isn't included in the chroots
## requires a /dev/input, which apparently isn't included in the chroots
#logkeys-git
lm_sensors
lrzsz
lshw
#lsiutil # giving intermittent errors when trying to fetch source
## giving intermittent errors when trying to fetch source
#lsiutil
lsof
lsscsi
#lxde # apacman currently doesn't like package groups, so...
## apacman currently doesn't like package groups, so...
#lxde
gpicview
lxappearance
lxappearance-obconf
@ -173,18 +180,20 @@ pcmanfm
lynx
#lzip
macchanger
#magicrescue # no longer maintained, upstream down
## no longer maintained, upstream down
#magicrescue
mbr
mbuffer
mcelog
mdadm
mdcrack
# superseded by storcli
## superseded by storcli
#megaraid-cli
memtester
mfoc
minicom
#mondo # mindi-busybox fails to build 09.23.2016
## mindi-busybox fails to build 09.23.2016
#mondo
mtd-utils
mtr
mtree-git
@ -204,7 +213,8 @@ nmap
nmon
ntfs-3g
ntfsfixboot
#nwipe #broken since they moved to github(?)
## broken since they moved to github(?)
#nwipe
nwipe-git
obnam
open-iscsi
@ -273,7 +283,8 @@ smartmontools
smbclient
s-nail
socat
#star ## do people even USE tape backups anymore?
## do people even USE tape backups anymore?
#star
storcli
strace
stress
@ -317,7 +328,8 @@ vncrack
vnstat
vpnc
weplab
#whdd #currently depends on dialog, which is broke as shit
## currently depends on dialog, which is broke as shit
#whdd
whois
wifite-mod-pixiewps-git
wipe

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@ -14,13 +14,15 @@ atop
autopsy
autossh
backuppc
#bacula ## TODO: grab all the bacula packages in here
## TODO: grab all the bacula packages in here
#bacula
beep
bin86
bind-tools
binutils
bluez-utils
bonnie++ ## TODO: ugh. apacman has a new "regex mode"... that you can't disable. https://github.com/oshazard/apacman/issues/79
## TODO: ugh. apacman has a new "regex mode"... that you can't disable. https://github.com/oshazard/apacman/issues/79
#bonnie++
boxbackup-client
boxbackup-server
bozocrack-git
@ -55,13 +57,15 @@ dd_rescue
dd_rhelp
debianutils
debootstrap
#dialog #giving a weird dependency issue
## giving a weird dependency issue
#dialog
diffutils
djohn
dmidecode
dnssec-anchors
dnstracer
#dnsutils #replaced by bind-tools, https://www.archlinux.org/packages/extra/x86_64/bind-tools/
## replaced by bind-tools, https://www.archlinux.org/packages/extra/x86_64/bind-tools/
#dnsutils
dos2unix
dropbear
dstat
@ -145,14 +149,17 @@ keyutils
kismet-allplugins
lftp
links
#logkeys-git # requires a /dev/input, which apparently isn't included in the chroots
## requires a /dev/input, which apparently isn't included in the chroots
#logkeys-git
lm_sensors
lrzsz
lshw
#lsiutil # giving intermittent errors when trying to fetch source
## giving intermittent errors when trying to fetch source
#lsiutil
lsof
lsscsi
#lxde # apacman currently doesn't like package groups, so...
## apacman currently doesn't like package groups, so...
#lxde
gpicview
lxappearance
lxappearance-obconf
@ -173,18 +180,20 @@ pcmanfm
lynx
#lzip
macchanger
#magicrescue # no longer maintained, upstream down
## no longer maintained, upstream down
#magicrescue
mbr
mbuffer
mcelog
mdadm
mdcrack
# superseded by storcli
## superseded by storcli
#megaraid-cli
memtester
mfoc
minicom
#mondo # mindi-busybox fails to build 09.23.2016
## mindi-busybox fails to build 09.23.2016
#mondo
mtd-utils
mtr
mtree-git
@ -198,13 +207,14 @@ net-snmp
netselect
nettle
networkmanager-pptp
nginx-devel
nginx-mainline
ngrep
nmap
nmon
ntfs-3g
ntfsfixboot
#nwipe #broken since they moved to github(?)
## broken since they moved to github(?)
#nwipe
nwipe-git
obnam
open-iscsi
@ -273,13 +283,15 @@ smartmontools
smbclient
s-nail
socat
#star ## do people even USE tape backups anymore?
## do people even USE tape backups anymore?
#star
storcli
strace
stress
sucrack
symlinks
sysstat
systemd-sysvcompat
tcpdump
tcpslice
tcptraceroute
@ -316,7 +328,8 @@ vncrack
vnstat
vpnc
weplab
#whdd #currently depends on dialog, which is broke as shit
## currently depends on dialog, which is broke as shit
#whdd
whois
wifite-mod-pixiewps-git
wipe

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@ -141,7 +141,12 @@ then
fi
# Add the regular user
useradd -m -s /bin/bash -c "${USERCOMMENT}" ${REGUSR}
usermod -aG users,games,video,audio ${REGUSR}
usermod -aG users,games,video,audio ${REGUSR} # TODO: remove this in lieu of $REGUSR_GRPS? these are all kind of required, though, for regular users anyways
for g in $(echo ${REGUSR_GRPS} | sed 's/,[[:space:]]*/ /g');
do
getent group ${g} > /dev/null 2>&1 || groupadd ${g}
usermod -aG ${g} ${REGUSR}
done
passwd -d ${REGUSR}
# Add them to sudoers
mkdir -p /etc/sudoers.d

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@ -4,6 +4,7 @@ export PNAME='{{ bdisk['name'] }}'
export DISTPUB='{{ bdisk['dev'] }}'
export DISTDESC='{{ bdisk['desc'] }}'
export REGUSR='{{ user['username']|lower }}'
export REGUSR_GRPS='{{ user['groups'] }}'
export USERCOMMENT='{{ user['name'] }}'
export REGUSR_PASS='{{ user['password'] }}'
export ROOT_PASS='{{ bdisk['root_password'] }}'