2
0
mirror of https://github.com/checkpoint-restore/criu synced 2025-08-28 21:07:43 +00:00

18 Commits

Author SHA1 Message Date
Pavel Emelyanov
5f2a7ac27b img: Rename fdset -> imgset
Since we're going to switch from int-fd-s to class-image
soon the fdset name will not fit into the new terminology.

This patch is

 sed -e 's/fdset/imgset/g' -i *
 sed -e 's/imgset_fd/img_from_set/g' -i *
 git mv include/fdset.h include/imgset.h

Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
Acked-by: Cyrill Gorcunov <gorcunov@openvz.org>
2014-09-30 21:48:10 +04:00
Andrey Vagin
961655dc02 util: add a function to check output data in a file descriptor
We can't dump netlink socket, inotify, fanotify, if they have queued
data, so lets add a function to chech this.

Signed-off-by: Andrey Vagin <avagin@openvz.org>
Acked-by: Cyrill Gorcunov <gorcunov@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
2014-09-02 16:25:50 +04:00
Andrey Vagin
a434e7f075 crtools: move pid_rst_prio to pid.h
crtools.h is too heavy to be included in many sources

Signed-off-by: Andrey Vagin <avagin@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
2013-11-06 18:18:12 +04:00
Andrey Vagin
1300cf4915 crtools: move all stuff about fdset in a separate header
Signed-off-by: Andrey Vagin <avagin@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
2013-11-06 15:24:48 +04:00
Pavel Emelyanov
b18fb09eb9 show: Replace one-line show_foo calls with args array
We have generic do_pb_show() call and tons of show_foo
routines, that just call one with proper args. Compact
the code by putting the args into array and calling
the do_pb_show() in one place.

Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
2013-08-24 04:00:32 +04:00
Pavel Emelyanov
84737e2796 build: Generate most of the pb-desc automatically
These contain linkage between number, data type and routines
for pb messages we write/read to/from image files. Most of them
have simple number-type-routines mapping, so introduce a generating
script for that.

Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
2013-08-23 21:47:31 +04:00
Pavel Emelyanov
60e6d38868 collect: Shorten common images collecting code
Now we have a set of cinfo-s, it's possible to collect all
this stuff in a plan for-loop.

Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
2013-08-21 03:52:18 +04:00
Pavel Emelyanov
64e7d2435a collect: Reduce amount of args to collect_image call
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
2013-08-21 03:27:06 +04:00
Pavel Emelyanov
9917c4fe34 rst: Compact file-descs collects a bit
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
2013-08-21 01:06:58 +04:00
Pavel Emelyanov
d020ebb36d files: Compact the code by removing per-file dump helpers
Since *all* of them just call do_dump_gen_file with proper ops,
just call one directly. Compacts the code.

Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
2013-06-14 00:11:08 +04:00
Pavel Emelyanov
add21b75c9 show: Remove options args from ->show callback
This thing is global, we can address one explicitly.

Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
2013-05-08 00:23:42 +04:00
Libo Chen
e3101c8eab sk-netlink: fix overflow
break running./crtools check :

*** buffer overflow detected ***: ./crtools terminated
======= Backtrace: =========
/lib/x86_64-linux-gnu/libc.so.6(__fortify_fail+0x5c)[0x7fdaacb3e82c]
/lib/x86_64-linux-gnu/libc.so.6(+0x109700)[0x7fdaacb3d700]
./crtools[0x423d00]
./crtools[0x41d021]
./crtools[0x41d259]
./crtools[0x41e4b6]
./crtools[0x418f03]
./crtools[0x404988]
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xed)[0x7fdaaca5576d]
./crtools[0x404ad9]
======= Memory map: ========
00400000-00463000 r-xp 00000000 08:01 189158                             /home/clb/crtools/crtools
00662000-00663000 r--p 00062000 08:01 189158                             /home/clb/crtools/crtools
00663000-00671000 rw-p 00063000 08:01 189158                             /home/clb/crtools/crtools
00671000-00677000 rw-p 00000000 00:00 0
01801000-01822000 rw-p 00000000 00:00 0                                  [heap]
7fdaac81e000-7fdaac833000 r-xp 00000000 08:01 410533                     /lib/x86_64-linux-gnu/libgcc_s.so.1
7fdaac833000-7fdaaca32000 ---p 00015000 08:01 410533                     /lib/x86_64-linux-gnu/libgcc_s.so.1
7fdaaca32000-7fdaaca33000 r--p 00014000 08:01 410533                     /lib/x86_64-linux-gnu/libgcc_s.so.1
7fdaaca33000-7fdaaca34000 rw-p 00015000 08:01 410533                     /lib/x86_64-linux-gnu/libgcc_s.so.1
7fdaaca34000-7fdaacbe9000 r-xp 00000000 08:01 393459                     /lib/x86_64-linux-gnu/libc-2.15.so
7fdaacbe9000-7fdaacde8000 ---p 001b5000 08:01 393459                     /lib/x86_64-linux-gnu/libc-2.15.so
7fdaacde8000-7fdaacdec000 r--p 001b4000 08:01 393459                     /lib/x86_64-linux-gnu/libc-2.15.so
7fdaacdec000-7fdaacdee000 rw-p 001b8000 08:01 393459                     /lib/x86_64-linux-gnu/libc-2.15.so
7fdaacdee000-7fdaacdf3000 rw-p 00000000 00:00 0
7fdaacdf3000-7fdaace03000 r-xp 00000000 08:01 937695                     /usr/local/lib/libprotobuf-c.so.0.0.0
7fdaace03000-7fdaad002000 ---p 00010000 08:01 937695                     /usr/local/lib/libprotobuf-c.so.0.0.0
7fdaad002000-7fdaad003000 r--p 0000f000 08:01 937695                     /usr/local/lib/libprotobuf-c.so.0.0.0
7fdaad003000-7fdaad004000 rw-p 00010000 08:01 937695                     /usr/local/lib/libprotobuf-c.so.0.0.0
7fdaad004000-7fdaad01c000 r-xp 00000000 08:01 393528                     /lib/x86_64-linux-gnu/libpthread-2.15.so
7fdaad01c000-7fdaad21b000 ---p 00018000 08:01 393528                     /lib/x86_64-linux-gnu/libpthread-2.15.so
7fdaad21b000-7fdaad21c000 r--p 00017000 08:01 393528                     /lib/x86_64-linux-gnu/libpthread-2.15.so
7fdaad21c000-7fdaad21d000 rw-p 00018000 08:01 393528                     /lib/x86_64-linux-gnu/libpthread-2.15.so
7fdaad21d000-7fdaad221000 rw-p 00000000 00:00 0
7fdaad221000-7fdaad243000 r-xp 00000000 08:01 393441                     /lib/x86_64-linux-gnu/ld-2.15.so
7fdaad437000-7fdaad43b000 rw-p 00000000 00:00 0
7fdaad440000-7fdaad443000 rw-p 00000000 00:00 0
7fdaad443000-7fdaad444000 r--p 00022000 08:01 393441                     /lib/x86_64-linux-gnu/ld-2.15.so
7fdaad444000-7fdaad446000 rw-p 00023000 08:01 393441                     /lib/x86_64-linux-gnu/ld-2.15.so
7fff9eb3c000-7fff9eb5d000 rw-p 00000000 00:00 0                          [stack]
7fff9ebcf000-7fff9ebd1000 r-xp 00000000 00:00 0                          [vdso]
ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0                  [vsyscall]

I find this overflow by the phase: memcpy(sd->groups, groups, sd->gsize);
The reason is sd->gsize = 8 Byte, but sd->groups = xmalloc(sizeof(sd->gsize))  is exact 4 Byte.

Signed-off-by: Libo Chen <libo.chen@huawei.com>
Signed-off-by: Qiang Huang <h.huangqiang@huawei.com>
Acked-by: Andrey Vagin <avagin@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
2013-04-29 16:09:04 +04:00
Andrey Vagin
5f080d64f9 sk-netlink: typo fix for unconnected netlink sockets
The netlink_diag doesn't provide any info about non-connected and
non-bound sockets.

Signed-off-by: Andrey Vagin <avagin@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
2013-03-30 00:18:29 +04:00
Andrey Vagin
d2b1d6f2aa socket: prevent dumping of sockets if they are not collected
The idea is simple. If the collection of given type of sockets failed,
crtools can't be sure, that it's able to dump such sockets correctly.

Signed-off-by: Andrey Vagin <avagin@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
2013-03-28 18:23:18 +04:00
Andrey Vagin
04f8a1a53e sockets: restore netlink sockets
Signed-off-by: Andrey Vagin <avagin@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
2013-03-26 00:24:00 +04:00
Andrey Vagin
b9e6a27c3d sockets: dump netlink sockets
All info about bound sockets are got via socket diag interface.
All connected sockets are automatically bound.
For other sockets only protocol must be dumped, which is got
with help getsockopt.

A netlink sockets with pending data are not supported yet and
probably will not be supported in a near future.

Signed-off-by: Andrey Vagin <avagin@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
2013-03-26 00:23:59 +04:00
Andrey Vagin
b17c9f64c5 sockets: use socket diag for collecting netlink sockets
Signed-off-by: Andrey Vagin <avagin@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
2013-03-26 00:23:14 +04:00
Andrey Vagin
1eb24a0ae2 crtools: add a function for showing netlink sockets
Signed-off-by: Andrey Vagin <avagin@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
2013-03-26 00:22:47 +04:00