Home » International » Russian » *SOLVED* venet, "connect: Invalid argument"
*SOLVED* venet, "connect: Invalid argument" [message #33292] |
Sat, 04 October 2008 19:04 |
sHaggY_caT
Messages: 144 Registered: August 2008 Location: Moscow, Russian Federatio...
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Извиняюсь, если тема уже поднималась.
Честно юзала поиск, причем, не только по этому ресурсу.
Прошу помощи по настройке venet-сетки
Удалось найти кое-что только у альтоводов:
* http://lists.altlinux.org/pipermail/sysadmins/2006-August/00 7752.html
HN:
[shaggycat@hn scripts]$ cat /etc/redhat-release
CentOS release 5.2 (Final)
[shaggycat@hn scripts]$ uname -a
Linux hn 2.6.18-92.1.1.el5.028stab057.2 #1 SMP Mon Jul 21 20:55:45 MSD 2008 i686 i686 i386 GNU/Linux
[shaggycat@hn scripts]$ rpm -qa | grep vz | grep -v vztmpl-
ovzkernel-2.6.18-92.1.1.el5.028stab057.2
vzrpm44-4.4.1-22.5
vzrpm43-python-4.3.3-7_nonptl.6
vzdump-1.0-2
ovzkernel-devel-2.6.18-92.1.1.el5.028stab057.2
vzctl-lib-3.0.22-1
vzctl-3.0.22-1
vzyum-2.4.0-11
vzrpm44-python-4.4.1-22.5
vzrpm43-4.3.3-7_nonptl.6
vzquota-3.0.11-1
vzpkg-2.7.0-18
[shaggycat@hn scripts]$ cat /etc/sysctl.conf | grep -v "#"
net.ipv4.ip_forward = 1
net.ipv4.conf.default.proxy_arp = 0
net.ipv4.conf.all.rp_filter = 1
kernel.sysrq = 1
net.ipv4.conf.default.send_redirects = 1
net.ipv4.conf.all.send_redirects = 0
kernel.sysrq = 1
net.ipv4.conf.default.forwarding=1
net.ipv4.conf.all.forwarding=1
Если нужно что-то еще из информации по ПО, уточню.
Машина используется как HomeServer. Кое-что для дома (VPS-ки p2p-качалка с mldonkey, nfs-шара(через unfsd), и тд) и как очень дешевый вариант выделенного сервера под web и прочее (все-таки дата-центр дорогое удовольствие, а инет в Москве хороший)
Из домашней локалки(два десктопа, КПК, иногда ноутбук, один из интерфейсов ноды):
10.0.5.0/24
Соединение с любой VPS устанавливается успешно. Я юзаю несколько подсеток:
[shaggycat@hn scripts]$ ip r ls
10.0.10.20 dev venet0 scope link src 10.0.5.10
10.0.10.3 dev venet0 scope link src 10.0.5.10
10.0.9.26 dev venet0 scope link src 10.0.5.10
10.0.10.2 dev venet0 scope link src 10.0.5.10
10.0.9.21 dev venet0 scope link src 10.0.5.10
10.0.9.20 dev venet0 scope link src 10.0.5.10
10.0.10.10 dev venet0 scope link src 10.0.5.10
10.0.5.0/24 dev eth1 proto kernel scope link src 10.0.5.10
xx.xx.xx.xx/24 dev eth0 proto kernel scope link src xx.xx.xx.xx
169.254.0.0/16 dev venet0 scope link
default via xx.xx.xx.xx dev eth0
Здесь xx.xx.xx.xx статический внешний IP.
Так же, успешно проходят соединения через проброшенные(iptables PREROUTING) с внешного IP порты на различные VPS (то есть, работает web-server, "морда" mldonkey, и т.д.)
VPS друг друга успешно пингуют(обмениваются файлами по scp, и т д), даже если находятся в разных подсетях:
[root@test_centos_2 ~]# ifconfig venet0:0
venet0:0 Link encap:UNSPEC HWaddr 00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00
inet addr:10.0.9.26 P-t-P:10.0.9.26 Bcast:10.0.9.26 Mask:255.255.255.255
UP BROADCAST POINTOPOINT RUNNING NOARP MTU:1500 Metric:1
[root@test_centos_2 ~]# ping -c 1 10.0.10.2
PING 10.0.10.2 (10.0.10.2) 56(84) bytes of data.
64 bytes from 10.0.10.2: icmp_seq=1 ttl=64 time=0.131 ms
--- 10.0.10.2 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 0.131/0.131/0.131/0.000 ms
Но вот если они попытаются пинговать что-то в подсетке 10.0.5.0/24, например, компьютер, с которого я написала этот текст, получается какая-то бяка:
[root@test_centos_2 ~]# ping 10.0.5.2
connect: Invalid argument
[root@test_centos_2 ~]#
[root@test_centos_2 ~]# ping 10.0.5.10
connect: Invalid argument
То есть, не пингуется даже нода.
З.Ы. На VPS такой routing:
[root@test_centos_2 ~]# ip r ls
10.0.5.0/24 dev venet0 scope host
169.254.0.0/16 dev venet0 scope link
default via 10.0.5.10 dev venet0
[root@test_centos_2 ~]#
Подскажите, пожалуйста, куда, хотя бы, гуглить?
Буду благодарна любой помощи:)
IT-outsource for UNIX servers,
http://ha-systems.ru
[Updated on: Fri, 31 October 2008 09:45] Report message to a moderator
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Re: venet, "connect: Invalid argument" [message #33326 is a reply to message #33292] |
Tue, 07 October 2008 19:35 |
sHaggY_caT
Messages: 144 Registered: August 2008 Location: Moscow, Russian Federatio...
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Senior Member |
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Запустила strace без рекомендованных параметров(не успела разобраться, простите, если критично, перезапощу).
[root@test-lamp ~]# strace ping 10.0.5.10
execve("/bin/ping", ["ping", "10.0.5.10"], [/* 20 vars */]) = 0
brk(0) = 0x8616000
uname({sys="Linux", node="test-lamp.loc", ...}) = 0
access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or directory)
open("/etc/ld.so.cache", O_RDONLY) = 3
fstat64(3, {st_mode=S_IFREG|0644, st_size=12998, ...}) = 0
mmap2(NULL, 12998, PROT_READ, MAP_PRIVATE, 3, 0) = 0xb7fe7000
close(3) = 0
open("/lib/libresolv.so.2", O_RDONLY) = 3
read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\300 \0\0004\0\0\0"..., 512) = 512
fstat64(3, {st_mode=S_IFREG|0755, st_size=74616, ...}) = 0
mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7fe6000
mmap2(NULL, 75976, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x9c7000
mmap2(0x9d6000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0xe) = 0x9d6000
mmap2(0x9d8000, 6344, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x9d8000
close(3) = 0
open("/lib/libc.so.6", O_RDONLY) = 3
read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0000_\1\0004\0\0\0"..., 512) = 512
fstat64(3, {st_mode=S_IFREG|0755, st_size=1594552, ...}) = 0
mmap2(NULL, 1320356, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x187000
mmap2(0x2c4000, 12288, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x13c) = 0x2c4000
mmap2(0x2c7000, 9636, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x2c7000
close(3) = 0
mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7fe5000
set_thread_area({entry_number:-1 -> 6, base_addr:0xb7fe56c0, limit:1048575, seg_32bit:1, contents:0, read_exec_only:0, limit_in_pages:1, seg_not_present:0, useable:1}) = 0
mprotect(0x2c4000, 8192, PROT_READ) = 0
mprotect(0x9d6000, 4096, PROT_READ) = 0
mprotect(0x39c000, 4096, PROT_READ) = 0
munmap(0xb7fe7000, 12998) = 0
socket(PF_INET, SOCK_RAW, IPPROTO_ICMP) = 3
getuid32() = 0
setuid32(0) = 0
socket(PF_INET, SOCK_DGRAM, IPPROTO_IP) = 4
connect(4, {sa_family=AF_INET, sin_port=htons(1025), sin_addr=inet_addr("10.0.5.10")}, 16) = -1 EINVAL (Invalid argument)
dup(2) = 5
fcntl64(5, F_GETFL) = 0x8002 (flags O_RDWR|O_LARGEFILE)
brk(0) = 0x8616000
brk(0x8637000) = 0x8637000
fstat64(5, {st_mode=S_IFCHR|0620, st_rdev=makedev(136, 0), ...}) = 0
mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7fea000
_llseek(5, 0, 0xbff1b324, SEEK_CUR) = -1 ESPIPE (Illegal seek)
write(5, "connect: Invalid argument\n", 26connect: Invalid argument
) = 26
close(5) = 0
munmap(0xb7fea000, 4096) = 0
exit_group(2) = ?
[root@test-lamp ~]# strace ping 10.0.5.10
execve("/bin/ping", ["ping", "10.0.5.10"], [/* 20 vars */]) = 0
brk(0) = 0x8885000
uname({sys="Linux", node="test-lamp.loc", ...}) = 0
access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or directory)
open("/etc/ld.so.cache", O_RDONLY) = 3
fstat64(3, {st_mode=S_IFREG|0644, st_size=12998, ...}) = 0
mmap2(NULL, 12998, PROT_READ, MAP_PRIVATE, 3, 0) = 0xb7f78000
close(3) = 0
open("/lib/libresolv.so.2", O_RDONLY) = 3
read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\300 \0\0004\0\0\0"..., 512) = 512
fstat64(3, {st_mode=S_IFREG|0755, st_size=74616, ...}) = 0
mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7f77000
mmap2(NULL, 75976, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x373000
mmap2(0x382000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0xe) = 0x382000
mmap2(0x384000, 6344, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x384000
close(3) = 0
open("/lib/libc.so.6", O_RDONLY) = 3
read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0000_\1\0004\0\0\0"..., 512) = 512
fstat64(3, {st_mode=S_IFREG|0755, st_size=1594552, ...}) = 0
mmap2(NULL, 1320356, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fd000
mmap2(0x93a000, 12288, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x13c) = 0x93a000
mmap2(0x93d000, 9636, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x93d000
close(3) = 0
mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7f76000
set_thread_area({entry_number:-1 -> 6, base_addr:0xb7f766c0, limit:1048575, seg_32bit:1, contents:0, read_exec_only:0, limit_in_pages:1, seg_not_present:0, useable:1}) = 0
mprotect(0x93a000, 8192, PROT_READ) = 0
mprotect(0x382000, 4096, PROT_READ) = 0
mprotect(0xf47000, 4096, PROT_READ) = 0
munmap(0xb7f78000, 12998) = 0
socket(PF_INET, SOCK_RAW, IPPROTO_ICMP) = 3
getuid32() = 0
setuid32(0) = 0
socket(PF_INET, SOCK_DGRAM, IPPROTO_IP) = 4
connect(4, {sa_family=AF_INET, sin_port=htons(1025), sin_addr=inet_addr("10.0.5.10")}, 16) = -1 EINVAL (Invalid argument)
dup(2) = 5
fcntl64(5, F_GETFL) = 0x8002 (flags O_RDWR|O_LARGEFILE)
brk(0) = 0x8885000
brk(0x88a6000) = 0x88a6000
fstat64(5, {st_mode=S_IFCHR|0620, st_rdev=makedev(136, 0), ...}) = 0
mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7f7b000
_llseek(5, 0, 0xbf839c44, SEEK_CUR) = -1 ESPIPE (Illegal seek)
write(5, "connect: Invalid argument\n", 26connect: Invalid argument
) = 26
close(5) = 0
munmap(0xb7f7b000, 4096) = 0
exit_group(2) = ?
[root@test-lamp ~]#
Это трейс пинга до ноды.
А это diff трейса этого пинга с пингом до воркстанции:
[root@test-lamp ~]# diff 10.0.5.10 10.0.5.2
2c2
< brk(0) = 0x8cb5000
---
> brk(0) = 0x8949000
7c7
< mmap2(NULL, 12998, PROT_READ, MAP_PRIVATE, 3, 0) = 0xb7f48000
---
> mmap2(NULL, 12998, PROT_READ, MAP_PRIVATE, 3, 0) = 0xb7fb4000
12,15c12,15
< mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7f47000
< mmap2(NULL, 75976, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x8ab000
< mmap2(0x8ba000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0xe) = 0x8ba000
< mmap2(0x8bc000, 6344, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x8bc000
---
> mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7fb3000
> mmap2(NULL, 75976, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x308000
> mmap2(0x317000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0xe) = 0x317000
> mmap2(0x319000, 6344, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x319000
20,22c20,22
< mmap2(NULL, 1320356, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0xe69000
< mmap2(0xfa6000, 12288, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x13c) = 0xfa6000
< mmap2(0xfa9000, 9636, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0xfa9000
---
> mmap2(NULL, 1320356, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x110000
> mmap2(0x24d000, 12288, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x13c) = 0x24d000
> mmap2(0x250000, 9636, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x250000
24,29c24,29
< mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7f46000
< set_thread_area({entry_number:-1 -> 6, base_addr:0xb7f466c0, limit:1048575, seg_32bit:1, contents:0, read_exec_only:0, limit_in_pages:1, seg_not_present:0, useable:1}) = 0
< mprotect(0xfa6000, 8192, PROT_READ) = 0
< mprotect(0x8ba000, 4096, PROT_READ) = 0
< mprotect(0x89b000, 4096, PROT_READ) = 0
< munmap(0xb7f48000, 12998) = 0
---
> mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7fb2000
> set_thread_area({entry_number:-1 -> 6, base_addr:0xb7fb26c0, limit:1048575, seg_32bit:1, contents:0, read_exec_only:0, limit_in_pages:1, seg_not_present:0, useable:1}) = 0
> mprotect(0x24d000, 8192, PROT_READ) = 0
> mprotect(0x317000, 4096, PROT_READ) = 0
> mprotect(0xdd7000, 4096, PROT_READ) = 0
> munmap(0xb7fb4000, 12998) = 0
[root@test-lamp ~]#
Спасибо, что помогаете!
IT-outsource for UNIX servers,
http://ha-systems.ru
[Updated on: Wed, 08 October 2008 04:54] Report message to a moderator
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