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注: 192.168.48.142 为 floating ip
/ {+ y! K3 B9 b/ R) J/ V5 aping 测试
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[root@station140 ~(keystone_admin)]# ping 192.168.48.142
7 Q" a) [6 C) ^2 G! ~- |! gPING 192.168.48.142 (192.168.48.142) 56(84) bytes of data.% u/ ]' `; U1 k( n$ Q3 V
64 bytes from 192.168.48.142: icmp_seq=1 ttl=63 time=1.61 ms
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. \9 C& Y0 f1 L4 ~1 N- x6 W' r0 issh 测试; u& ^) {/ G) |' O$ {% z, ]" r9 Y2 {
9 \0 n3 n, K( G! Y* j[root@station140 ~(keystone_admin)]# ssh 192.168.48.142! N# S( T9 Q5 u6 L8 i
The authenticity of host '192.168.48.142 (192.168.48.142)' can't be established.
. L. Z3 f; o$ a& \RSA key fingerprint is 7f:cc:6e:22:e4:39:99:6a:4c:de:4a:82:df:e9:1c:6c./ U: z R) j- }4 x B
Are you sure you want to continue connecting (yes/no)?
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( [; V+ f* ~9 n; |& x5 Dip netns 空间测试方法* [/ H( ]0 `% g3 c1 d2 e$ c* `
1 e8 B0 q p; B: f: T/ O查询路由方法) V0 r9 u: N, Z! w
: L. ^8 u: R; @5 M: s[root@station140 ~(keystone_admin)]# neutron router-list | grep -v router1
1 m, r9 y! m4 K6 D1 U: x+--------------------------------------+------------+-----------------------------------------------------------------------------+
$ Y7 Y+ J2 z- d& A) S| id | name | external_gateway_info |/ s9 h& H7 q# @: {# H5 s) L- \* P
+--------------------------------------+------------+-----------------------------------------------------------------------------+* j' c4 m% A8 A) R4 w% Q
| b83f43cd-bf8f-42f8-812a-708c2c372820 | ext-to-int | {"network_id": "aebe75f0-6013-4a5e-bbd9-cb81e1f017bc", "enable_snat": true} |
% |/ c( J2 Z* ^+--------------------------------------+------------+-----------------------------------------------------------------------------+* n, D0 h% m, \3 ^* P6 ?
w: E: I, N& B- F& b) t; ?1 g3 C列出网络命名空间
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[root@station140 ~(keystone_admin)]# ip netns
. e; @5 J+ l- C" k( n" gqrouter-59fa152c-df2e-43e4-9d09-7b89fb9cce5d
! I+ r4 B" `0 [7 ]! Lqdhcp-dc121f2d-1b3b-471f-8fe7-15ef973b949e
' s8 X& r- l/ G8 c' ^ Uqrouter-99859660-68fe-4be4-835a-073a05da6533" f) X" _( z1 u2 [
qrouter-b83f43cd-bf8f-42f8-812a-708c2c372820, @9 j3 p, t( `% C8 A- p1 D
qdhcp-d0e3f988-d62f-4f95-ab21-b73f4dae326b" n4 s! y8 m/ y$ f6 D. g: w
qdhcp-e8e14001-44d9-4ab1-a462-ea621b8a4746
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0 x# _7 x/ T& C6 c" V3 k利用网络命名空间进行操作例 1
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|1 T; z) \: I5 d' S& q4 e" ~[root@station140 ~(keystone_admin)]# ip netns exec qrouter-b83f43cd-bf8f-42f8-812a-708c2c372820 ip addr list* H$ r- t$ S9 R) v; H
32: lo: <LOOPBACK,UP,LOWER_UP> mtu 16436 qdisc noqueue state UNKNOWN% Z w1 P3 Y+ R2 o
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:004 G( Y2 S2 v' V0 Z; W
inet 127.0.0.1/8 scope host lo
% G$ Q8 j5 R6 d7 f6 M$ f; m& k inet6 ::1/128 scope host6 g& ~9 O0 ?1 [; J5 l4 D' @6 F' S: ^
valid_lft forever preferred_lft forever- [% ^$ e1 l$ N( D7 a6 X
33: qg-5a8b8f30-f5: <BROADCAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN0 l0 {( ]& b* l" _8 B8 ^
link/ether fa:16:3e:6f:b7:1c brd ff:ff:ff:ff:ff:ff9 O+ H8 P" ^6 d
inet 192.168.48.143/24 brd 192.168.48.255 scope global qg-5a8b8f30-f5" S% Y- E3 x' f( E
inet 192.168.48.142/32 brd 192.168.48.142 scope global qg-5a8b8f30-f5
- I; V0 ]6 O2 _* l, { inet6 fe80::f816:3eff:fe6f:b71c/64 scope link m. d) T* t& V7 U' _
valid_lft forever preferred_lft forever& M* _; o5 d9 @9 c6 [0 v
34: qr-bbfe84a2-50: <BROADCAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN
4 }* W4 M1 E1 R: G link/ether fa:16:3e:1c:fd:1e brd ff:ff:ff:ff:ff:ff8 `; g7 V% g) k( I
inet 10.0.0.1/8 brd 10.255.255.255 scope global qr-bbfe84a2-50
_) T& |; I) n* ? inet6 fe80::f816:3eff:fe1c:fd1e/64 scope link" n* O' _6 y- s, t: j
valid_lft forever preferred_lft forever
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利用网络命名空间进行操作例 2
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[root@station140 ~(keystone_admin)]# ip netns exec qrouter-b83f43cd-bf8f-42f8-812a-708c2c372820 ping 192.168.8.12( u" N" _2 \7 D/ G" Q9 Q9 V
PING 192.168.8.12 (192.168.8.12) 56(84) bytes of data.# A* H3 I5 O2 X/ R
64 bytes from 192.168.8.12: icmp_seq=1 ttl=64 time=2.01 ms
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* t9 Z _1 j! {% c( p--- 192.168.8.12 ping statistics ---$ `, g4 e" A& o) X5 f8 M+ [2 y
1 packets transmitted, 1 received, 0% packet loss, time 615ms
9 L. X( J4 R8 a3 T/ `7 }& N, I8 mrtt min/avg/max/mdev = 2.013/2.013/2.013/0.000 ms7 P! k7 p+ [- w# r8 ]- p
: ^* [" q c b* E利用网络命名空间进行操作例 3
7 J) n! X" j! |6 U* X% b0 o[root@station140 ~(keystone_admin)]# ip netns exec qrouter-b83f43cd-bf8f-42f8-812a-708c2c372820 ping 10.10.10.50! T6 C4 H- e) `0 J5 L- Z5 n
PING 10.0.0.50 (10.0.0.50) 56(84) bytes of data.9 V8 p" I" ?) P, ?
64 bytes from 10.0.0.50: icmp_seq=1 ttl=64 time=2.27 ms
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发表于 2019-6-21 10:45:10