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http://friends.cyberleo.net/cyberleo/pub-ssh.txt !! Teams * BOINCstats - http://www.boincstats.com/stats/boinc_team_graph.php?pr=bo&id=38709 * BOINCstats image - http://www.boincstats.com/signature/team_38709.gif * SETI@Home - http://setiathome.berkeley.edu/team_display.php?teamid=121418 * Rosetta@Home - http://boinc.bakerlab.org/rosetta/team_display.php?teamid=982 !! Copyright * [COPYRIGHT|CyberLeo/COPYRIGHT] !! Orders * [DigiKey 2012-07-07|DigiKey20120707] * [DigiKey 2012-10-24|DigiKey20121024] * [Constructing external disk packs|eSASstuff] * [DigiKey 2014-06-01|DigiKey20140601] * [Machine Build 2014-09-01|NogitsuneV2] * [Machine Build 2016-03-15|NogitsuneV3] * [Silo BoM|SiloBoM] !! Tasks * [PleskAPI] - 90% - Awaiting feedback * [Billing] * Accounts Infrastructure * Support Ticket System * [Bootstrap Gentoo|CyberLeo/BootstrapGentoo] * [FreeBSD+ZFS filesystem layout standard|CyberLeo/FreeBSDZFSLayout] * [FreeBSD Jails filesystem handling ideas|CyberLeo/FreeBSDJails] * [Web user privilege separation ideas|CyberLeo/WebPrivSep] !! Bugs * [Calling sudo from PHP script under Apache22 hangs|CyberLeo/Bugs/ApacheSudo] !! Notes * [Verify alba's raid|CyberLeo/alba] * [Vitani's Firewall Silliness|CyberLeo/VitaniPF] * [LED drivers|CyberLeo/LEDDriver] !! [Scrapbin|CyberLeo/Scraps] * [clone.sh|KnowledgeBase/Scripts/clone.sh] * [/sbin/installkernel|CyberLeo/sbin/installkernel] * [Creating a Mix CD|CyberLeo/Scraps/MixCD] * Track link quality using ping and a bit of shellscripting: [PingyThing|CyberLeo/Scraps/PingyThing] * Interface with Google's Charts service: [GoogleCharts|CyberLeo/Scraps/GoogleCharts] * [Redacting passwords|CyberLeo/Scraps/ProtoPasswdScrub] from ~ProtoMUCK's logfiles is annoyingly convoluted. * Wake-on-Lan [Magic Packet Generator|CyberLeo/Scraps/WolGen.sh] in bourne shell (doesn't work) * [Dump display and Xinerama information|CyberLeo/Scraps/XineramaDump] * [Create background mosaics for Xinerama setups|CyberLeo/Scraps/XineramaBackground] * [Suspend a build process during thermal overrun|CyberLeo/Scraps/ThermalStop] * [Custom Bash prompt with folding|CyberLeo/Scraps/BashPrompt] * [Cryptographically (in)secure port-knocking|CyberLeo/Scraps/cocknocker] * [Patch to klcc from dev-libs/klibc|CyberLeo/Scraps/klcc.patch] to handle --param flags in CFLAGS * [Better disk usage analyzer|CyberLeo/Scraps/duso] * [Default Lighttpd configuration|CyberLeo/Scraps/lighttpd.conf] * [$lib/ajax|CyberLeo/Scraps/alynna_lib_ajax] * [FreeBSD init stuff|CyberLeo/Scraps/FreeBSDinit] * [shredname|CyberLeo/Scraps/shredname] !! Machines * [Intel SS4200|CyberLeo/Scraps/IntelSS4200] details * [BioStar Mini Daemon|CyberLeo/Scraps/BioStarMiniDaemon] details * [Aopen Digital Engine DE2700|CyberLeo/Scraps/AopenDE2700] details * [Acer Aspire Easystore H340|CyberLeo/Scraps/AcerAspireEasystoreH340] details * [PogoPlug V3 POGO-P21|CyberLeo/Scraps/POGO-P21] details * [OpenPandora|CyberLeo/Scraps/OpenPandora] details * [Raspberry Pi|CyberLeo/Scraps/RaspberryPi] details !! Projects * [CTA Wallboard|CyberLeo/Projects/CTAWallboard] !! Copy dependent libraries into a chroot jail: <verbatim> /bin/sh -c 'fifo="/tmp/ldd-$$"; mkfifo -m 600 ${fifo}; ldd /usr/sbin/sshd | cut -f2 | cut -d" " -f3 | tee ${fifo} | tail -n $(( $( cat ${fifo} | wc -l ) - 1 )); rm -f ${fifo}' | cpio --pass-through --make-directories /root/chroot/sshd/ </verbatim> * Console Progress Bar for FreeBSD is in misc/clpbar * Although misc/pv is probably better, now that I think about it * I've forgotten this three times already: [DVDisaster|http://dvdisaster.net] * This looks interesting: [Tarsnap|http://www.tarsnap.com] * TRIM ext4 on RAID1: [http://www.kerneltrap.org/mailarchive/linux-raid/2010/5/25/6885148] * lzjb compression in javascript: [Iuppiter|http://code.google.com/p/jslzjb/source/browse/trunk/Iuppiter.js] My own hashfile format: [hashery.sh|CyberLeo/hashery.sh] Deduplicate file-level: [dedupe.sh|CyberLeo/dedupe.sh] <code brush="bash"> # Convert sha1(1)-compatible into cfv's sha1sum-format sed -e 's#^SHA1 (\./\(.*\)) = \(.*\)$#\2 *\1#g' shas # Convert cfv's sha1sum-format into sha1(1)-compatible sed -e 's#^\([0-9A-Fa-f]\{40\}\) [* ]\(.*\)$#SHA1 (./\2) = \1#g' stuff.sha1 </code> <code brush="bash"> # Convert a list of strings into a sed script to filter said strings from another file # Developed to filter a sha1 hashlist of all symlink-type files, which were computed separately sed -e 's/[][\.*^$/]/\\&/g; s/^/\//; s/$/\/d/' </code> FreeBSD misdetects the amount of installed memory on a K7S5A Pro board with 1GB PC3200. Force it: <code brush="plain"> hw.physmem="1073741824" </code> Commonly used mkisofs options <code brush="plain"> mkisofs # Command -v # Verbose -gui # Format output messages for use by GUI tools -iso-level 4 # ISO-9660:1999 -D # No deep directory relocation for ISO-9660:1999 -J # Generate Joliet records for Win32 systems -R # Generate SUSP/RR records, using the Rock Ridge protocol, for Unix systems -r # As -R, but normalizes certain values (uid/gid are 0, all entries are ugo+r-w, etc) -no-pad # Do not pad ISO to 150 sectors (useful for DVDisaster or uzip images) -p CyberLeo # Specify string for 'Preparer' volume header field -V FS-Label # Specify string for 'Volid' (label) volume header field -o <file>.iso # Name of file to hold resultant image <sourcedir> ... # One or more directories whose contents will be shoved into the image root </code> Rubygems will no longer fall back to installing into ~~/.gem if running as non-root. Provide --user-install on the gem command line to fix. diskinfo(8) !! Random This'll work for zfs-fuse on linux. FreeBSD needs camcontrol or atacontrol instead of hdparm. <code brush="bash"> # Standby pool sudo zpool status data | sed -e '/disk\/by/!d; s/^\W*//; s/ .*$//; s/^/\/dev\//' | sudo xargs /sbin/hdparm -y # Check pool drive states sudo zpool status data | sed -e '/disk\/by/!d; s/^\W*//; s/ .*$//; s/^/\/dev\//' | sudo xargs /sbin/hdparm -C # Wake pool sudo zpool status data | sed -e '/disk\/by/!d; s/^\W*//; s/ .*$//; s/^/\/dev\//' | sudo sh -c 'while read dev; do dd iflag=direct if="${dev}" of=/dev/null bs=512 count=1 & done; wait' </code> This prints out temperatures <code brush="bash"> while sleep 5 do ( sensors -u | sed -e '/temp[0-9]*_input:/!d; s/^.*: //' nvidia-settings -tq [gpu:0]/GPUCoreTemp -q [fan:0]/GPUCurrentFanSpeed -q [gpu:1]/GPUCoreTemp -q [fan:1]/GPUCurrentFanSpeed 2>/dev/null ) | while read cpu0 do read nb0 read gpu0 read fan0 read gpu1 read fan1 printf "%s: CPU: %0.0fc NB: %0.0fc G0: %0.0fc %u%% G1: %0.0fc %u%%\n" "$(date +%H:%M:%S)" "${cpu0}" "${nb0}" "${gpu0}" "${fan0}" "${gpu1}" "${fan1}" done done </code> This seems useful<br> /usr/local/etc/portmaster.rc <code brush="bash"> # Log portmaster actions PM_LOG=/var/log/portmaster.log # Just keep going if the backup package operation failed (nvidia-driver likes to molest xorg-server) PM_IGNORE_FAILED_BACKUP_PACKAGE=pm_ignore_failed_backup_package # -D - Never delete distfiles; never ask in the middle of a build either DONT_SCRUB_DISTFILES=Dopt # -g - Always create a package of what was just built MAKE_PACKAGE=gopt # -w - Save old shared libraries during upgrade SAVE_SHARED=wopt </code> Display a graph of power-of-two sizes needed to hold files: <code brush="bash"> # FreeBSD find old -type f -exec stat -f %z {} + | awk 'function f(x){e=0;while(2^e<x){e++};return e};{print 2^f($1)}' | sort -n | uniq -c # Linux find old -type f -exec stat -c %s {} + | awk 'function f(x){e=0;while(2^e<x){e++};return e};{print 2^f($1)}' | sort -n | uniq -c </code> This page is getting a little too big. Here's a post-update git hook to force checkout when you push to the current branch. Beware that this will destroy uncommitted local changes! <code brush="bash"> #!/bin/sh export GIT_DIR="$(readlink -f "${GIT_DIR}")" export GIT_WORK_TREE="$(readlink -f "..")" # If the currently checked out branch has been updated, force-checkout branch=$(git branch | sed -e '/^\* /!d; s/^\* //') for ref in "${@}"; do [ "${branch}" = "${ref##*/}" ] && break; unset ref; done [ "${ref}" ] && ( echo "Current branch updated; forcing checkout" git checkout -f "${branch}" cd "${GIT_WORK_TREE}" && git clean -df ) exec git update-server-info </code> <code brush="ruby"> module Enumerable def each_with_progress(io = $stderr) return self.each unless block_given? count = self.count fmtlen = self.count.to_s.length fmt = "\r %u%% [%0#{fmtlen}u/%0#{fmtlen}u] \033[K" self.each_with_index do |item, index| io.printf(fmt, 100 * ( ( index + 0.0 ) / count ), index, count) yield item io.printf(fmt, 100 * ( ( index + 1.0 ) / count ), index + 1, count) end io.puts "" end end </code> !! ~TinyFugue https://the-b.org/Tinyfugue_log_rotation# http://ingwar.eu.org/en/tf/download.php http://www.ingwar.eu.org/en/tf/instrukcja.php http://northstar-www.dartmouth.edu/doc/tf/topics/special_variables.html#time_format !! Other <code brush="bash"> dd if=/dev/urandom of=<keyfile> bs=1 count=4096 cryptsetup luksFormat -v --type luks1 --key-size 512 --cipher aes-xts-plain64 --hash sha512 --align-payload 2048 <disk> <keyfile> cryptsetup luksChangeKey --key-file <keyfile> --iter-time 50 <disk> <keyfile> cryptsetup luksAddKey --key-file <keyfile> --key-slot 7 <disk> cryptsetup luksOpen --key-file <keyfile> --allow-discards <disk> </code> [Lyrics] [Disk Serial Numbers|CyberLeo/Serials] [den-subnet|CyberLeo/den-subnet]
