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Adds bittorrent support for live images #26
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This patch adds bittorrent support to 45url-lib for those that might want to retrieve the same live image for multiple systems at once without saturating the network. This patch requires ctorrent to be installed into initramfs. Torrent kernel command line format: root=live:torrent://example.com/liveboot.img.torrent Start a tracker: bttrack --bind <tracker_ip> --port 6969 --dfile dstate --reannounce_interval 60 Create the torrent: ctorrent -t live_image -u http://<tracker_ip>:6969/announce -s live_image.torrent Seed the initial torrent: ctorrent live_image.torrent Boot the live image.
Thanks! Pushed along with a check for the ctorrent binary before adding it to the url handler. |
johannbg
added
dracut
Issues related to dracut
modules
Issue tracker for all modules
url-lib
Issues related to the url-lib module
labels
Aug 6, 2020
runsisi
added a commit
to runsisi/dracut
that referenced
this pull request
Aug 6, 2022
in install_dependent_modules we use &path[kerneldirlen] as the key for inserting, let's do the same for checking. otherwise installing kernel module has circular dependency from a custom kernel module directory will cause infinite recursion and segfault. $ grep ipmi kbuilt/lib/modules/5.10.121/modules.dep kernel/drivers/char/ipmi/ipmi_msghandler.ko: kernel/drivers/char/ipmi/ipmi_devintf.ko: kernel/drivers/char/ipmi/ipmi_msghandler.ko $ grep ipmi kbuilt/lib/modules/5.10.121/modules.softdep softdep ipmi_msghandler post: ipmi_devintf $ ./dracut-install -D /tmp --kerneldir ~/working/kernel/linux-5.10.121/kbuilt/lib/modules/5.10.121 -m ipmi-devintf Segmentation fault (core dumped) (gdb) b install_dependent_modules Breakpoint 1 at 0x7db0: file src/install/dracut-install.c, line 1513. (gdb) bt #0 install_dependent_modules (modlist=0x0) at src/install/dracut-install.c:1513 dracutdevs#1 0x000055555555c027 in install_dependent_modules (modlist=modlist@entry=0x555555579e90) at src/install/dracut-install.c:1553 dracutdevs#2 0x000055555555bf1c in install_dependent_modules (modlist=0x5555555799d0) at src/install/dracut-install.c:1548 dracutdevs#3 0x000055555555c034 in install_dependent_modules (modlist=modlist@entry=0x55555557a3f0) at src/install/dracut-install.c:1554 dracutdevs#4 0x000055555555bf1c in install_dependent_modules (modlist=0x555555579d60) at src/install/dracut-install.c:1548 dracutdevs#5 0x000055555555c034 in install_dependent_modules (modlist=modlist@entry=0x55555557b170) at src/install/dracut-install.c:1554 dracutdevs#6 0x000055555555bf1c in install_dependent_modules (modlist=0x55555557a0f0) at src/install/dracut-install.c:1548 dracutdevs#7 0x000055555555c034 in install_dependent_modules (modlist=modlist@entry=0x555555575320) at src/install/dracut-install.c:1554 dracutdevs#8 0x000055555555bf1c in install_dependent_modules (modlist=0x55555557ab30) at src/install/dracut-install.c:1548 dracutdevs#9 0x000055555555c034 in install_dependent_modules (modlist=modlist@entry=0x55555557dd60) at src/install/dracut-install.c:1554 dracutdevs#10 0x000055555555bf1c in install_dependent_modules (modlist=0x55555557b640) at src/install/dracut-install.c:1548 dracutdevs#11 0x000055555555c034 in install_dependent_modules (modlist=modlist@entry=0x55555557e0f0) at src/install/dracut-install.c:1554 dracutdevs#12 0x000055555555bf1c in install_dependent_modules (modlist=0x55555557b9d0) at src/install/dracut-install.c:1548 dracutdevs#13 0x000055555555c034 in install_dependent_modules (modlist=modlist@entry=0x555555574340) at src/install/dracut-install.c:1554 dracutdevs#14 0x000055555555bf1c in install_dependent_modules (modlist=0x55555557cf70) at src/install/dracut-install.c:1548 dracutdevs#15 0x000055555555c034 in install_dependent_modules (modlist=modlist@entry=0x5555555768d0) at src/install/dracut-install.c:1554 dracutdevs#16 0x000055555555bf1c in install_dependent_modules (modlist=0x55555557d750) at src/install/dracut-install.c:1548 dracutdevs#17 0x000055555555c034 in install_dependent_modules (modlist=modlist@entry=0x55555557e700) at src/install/dracut-install.c:1554 dracutdevs#18 0x000055555555bf1c in install_dependent_modules (modlist=0x55555557de90) at src/install/dracut-install.c:1548 dracutdevs#19 0x000055555555c034 in install_dependent_modules (modlist=modlist@entry=0x555555581c90) at src/install/dracut-install.c:1554 dracutdevs#20 0x000055555555bf1c in install_dependent_modules (modlist=0x555555571e60) at src/install/dracut-install.c:1548 dracutdevs#21 0x000055555555c034 in install_dependent_modules (modlist=modlist@entry=0x55555556b620) at src/install/dracut-install.c:1554 dracutdevs#22 0x000055555555bf1c in install_dependent_modules (modlist=0x555555583000) at src/install/dracut-install.c:1548 dracutdevs#23 0x000055555555c034 in install_dependent_modules (modlist=modlist@entry=0x55555556b640) at src/install/dracut-install.c:1554 dracutdevs#24 0x000055555555bf1c in install_dependent_modules (modlist=0x555555571b40) at src/install/dracut-install.c:1548 dracutdevs#25 0x000055555555c034 in install_dependent_modules (modlist=modlist@entry=0x555555574100) at src/install/dracut-install.c:1554 dracutdevs#26 0x000055555555c4b0 in install_module (mod=mod@entry=0x555555573bc0) at src/install/dracut-install.c:1617 dracutdevs#27 0x000055555555c93d in install_modules (argc=argc@entry=1, argv=argv@entry=0x7fffffffd6e0) at src/install/dracut-install.c:1952 dracutdevs#28 0x000055555555862a in main (argc=<optimized out>, argv=0x7fffffffd6a8) at src/install/dracut-install.c:2090 Signed-off-by: runsisi <[email protected]>
johannbg
pushed a commit
that referenced
this pull request
Aug 15, 2022
in install_dependent_modules we use &path[kerneldirlen] as the key for inserting, let's do the same for checking. otherwise installing kernel module has circular dependency from a custom kernel module directory will cause infinite recursion and segfault. $ grep ipmi kbuilt/lib/modules/5.10.121/modules.dep kernel/drivers/char/ipmi/ipmi_msghandler.ko: kernel/drivers/char/ipmi/ipmi_devintf.ko: kernel/drivers/char/ipmi/ipmi_msghandler.ko $ grep ipmi kbuilt/lib/modules/5.10.121/modules.softdep softdep ipmi_msghandler post: ipmi_devintf $ ./dracut-install -D /tmp --kerneldir ~/working/kernel/linux-5.10.121/kbuilt/lib/modules/5.10.121 -m ipmi-devintf Segmentation fault (core dumped) (gdb) b install_dependent_modules Breakpoint 1 at 0x7db0: file src/install/dracut-install.c, line 1513. (gdb) bt #0 install_dependent_modules (modlist=0x0) at src/install/dracut-install.c:1513 #1 0x000055555555c027 in install_dependent_modules (modlist=modlist@entry=0x555555579e90) at src/install/dracut-install.c:1553 #2 0x000055555555bf1c in install_dependent_modules (modlist=0x5555555799d0) at src/install/dracut-install.c:1548 #3 0x000055555555c034 in install_dependent_modules (modlist=modlist@entry=0x55555557a3f0) at src/install/dracut-install.c:1554 #4 0x000055555555bf1c in install_dependent_modules (modlist=0x555555579d60) at src/install/dracut-install.c:1548 #5 0x000055555555c034 in install_dependent_modules (modlist=modlist@entry=0x55555557b170) at src/install/dracut-install.c:1554 #6 0x000055555555bf1c in install_dependent_modules (modlist=0x55555557a0f0) at src/install/dracut-install.c:1548 #7 0x000055555555c034 in install_dependent_modules (modlist=modlist@entry=0x555555575320) at src/install/dracut-install.c:1554 #8 0x000055555555bf1c in install_dependent_modules (modlist=0x55555557ab30) at src/install/dracut-install.c:1548 #9 0x000055555555c034 in install_dependent_modules (modlist=modlist@entry=0x55555557dd60) at src/install/dracut-install.c:1554 #10 0x000055555555bf1c in install_dependent_modules (modlist=0x55555557b640) at src/install/dracut-install.c:1548 #11 0x000055555555c034 in install_dependent_modules (modlist=modlist@entry=0x55555557e0f0) at src/install/dracut-install.c:1554 #12 0x000055555555bf1c in install_dependent_modules (modlist=0x55555557b9d0) at src/install/dracut-install.c:1548 #13 0x000055555555c034 in install_dependent_modules (modlist=modlist@entry=0x555555574340) at src/install/dracut-install.c:1554 #14 0x000055555555bf1c in install_dependent_modules (modlist=0x55555557cf70) at src/install/dracut-install.c:1548 #15 0x000055555555c034 in install_dependent_modules (modlist=modlist@entry=0x5555555768d0) at src/install/dracut-install.c:1554 #16 0x000055555555bf1c in install_dependent_modules (modlist=0x55555557d750) at src/install/dracut-install.c:1548 #17 0x000055555555c034 in install_dependent_modules (modlist=modlist@entry=0x55555557e700) at src/install/dracut-install.c:1554 #18 0x000055555555bf1c in install_dependent_modules (modlist=0x55555557de90) at src/install/dracut-install.c:1548 #19 0x000055555555c034 in install_dependent_modules (modlist=modlist@entry=0x555555581c90) at src/install/dracut-install.c:1554 #20 0x000055555555bf1c in install_dependent_modules (modlist=0x555555571e60) at src/install/dracut-install.c:1548 #21 0x000055555555c034 in install_dependent_modules (modlist=modlist@entry=0x55555556b620) at src/install/dracut-install.c:1554 #22 0x000055555555bf1c in install_dependent_modules (modlist=0x555555583000) at src/install/dracut-install.c:1548 #23 0x000055555555c034 in install_dependent_modules (modlist=modlist@entry=0x55555556b640) at src/install/dracut-install.c:1554 #24 0x000055555555bf1c in install_dependent_modules (modlist=0x555555571b40) at src/install/dracut-install.c:1548 #25 0x000055555555c034 in install_dependent_modules (modlist=modlist@entry=0x555555574100) at src/install/dracut-install.c:1554 #26 0x000055555555c4b0 in install_module (mod=mod@entry=0x555555573bc0) at src/install/dracut-install.c:1617 #27 0x000055555555c93d in install_modules (argc=argc@entry=1, argv=argv@entry=0x7fffffffd6e0) at src/install/dracut-install.c:1952 #28 0x000055555555862a in main (argc=<optimized out>, argv=0x7fffffffd6a8) at src/install/dracut-install.c:2090 Signed-off-by: runsisi <[email protected]>
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This patch adds bittorrent support to 45url-lib for those that might want
to retrieve the same live image for multiple systems at once without
saturating the network.
This patch requires ctorrent to be installed into initramfs.
Torrent kernel command line format:
root=live:torrent://example.com/liveboot.img.torrent
Start a tracker:
bttrack --bind <tracker_ip> --port 6969 --dfile dstate --reannounce_interval 60
Create the torrent:
ctorrent -t live_image -u http://<tracker_ip>:6969/announce -s live_image.torrent
Seed the initial torrent:
ctorrent live_image.torrent
Boot the live image.