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注: 192.168.48.142 为 floating ip ! ] Z% E/ l/ [5 Q& Q z
ping 测试: s X) S% E9 o& ~+ l$ e( N& C
L; K6 g) T0 U! s4 t3 [[root@station140 ~(keystone_admin)]# ping 192.168.48.142
0 l3 P8 {& e J- `PING 192.168.48.142 (192.168.48.142) 56(84) bytes of data.
) i; H F+ r4 V5 D& r64 bytes from 192.168.48.142: icmp_seq=1 ttl=63 time=1.61 ms
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ssh 测试
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[root@station140 ~(keystone_admin)]# ssh 192.168.48.142
/ R4 B* F0 p8 n6 x& Q* n' qThe authenticity of host '192.168.48.142 (192.168.48.142)' can't be established.
8 j8 @' F' e) j. \/ bRSA key fingerprint is 7f:cc:6e:22:e4:39:99:6a:4c:de:4a:82:df:e9:1c:6c.3 L0 F' j. i2 x& u) O: a) N
Are you sure you want to continue connecting (yes/no)?
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ip netns 空间测试方法 t5 A7 e4 j7 w- a( \7 L1 D
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查询路由方法
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[root@station140 ~(keystone_admin)]# neutron router-list | grep -v router1
0 k7 j! z& `8 \% E& R8 }+--------------------------------------+------------+-----------------------------------------------------------------------------+
- u5 D! @( o; Z2 \' h; J0 ~| id | name | external_gateway_info |
/ |/ ~) k8 A1 c8 i7 f, M3 q+--------------------------------------+------------+-----------------------------------------------------------------------------+
' ^) H% X8 h- s5 h4 \| b83f43cd-bf8f-42f8-812a-708c2c372820 | ext-to-int | {"network_id": "aebe75f0-6013-4a5e-bbd9-cb81e1f017bc", "enable_snat": true} |% ~4 R& p$ ^/ E. t# w. r' w( \# L, z
+--------------------------------------+------------+-----------------------------------------------------------------------------+
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+ S$ p' W% `0 Z* d% K- @列出网络命名空间/ a6 r" k/ x5 x/ R" @. w$ Z; u5 l: i0 [( A+ [
, c; Y) U, D) {: x% z/ |7 J9 j[root@station140 ~(keystone_admin)]# ip netns
7 {4 [& F Q) O% ]# k% [! rqrouter-59fa152c-df2e-43e4-9d09-7b89fb9cce5d% f7 q: d+ ^+ ]1 A4 o
qdhcp-dc121f2d-1b3b-471f-8fe7-15ef973b949e
/ d3 o7 Y9 [& g C: b2 O7 Gqrouter-99859660-68fe-4be4-835a-073a05da6533
+ i1 q o4 t2 g6 a4 K" T: |qrouter-b83f43cd-bf8f-42f8-812a-708c2c372820+ T( V" W Q1 n8 Z F4 I
qdhcp-d0e3f988-d62f-4f95-ab21-b73f4dae326b# c- k+ t w9 n p3 v
qdhcp-e8e14001-44d9-4ab1-a462-ea621b8a4746
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利用网络命名空间进行操作例 1; A) O. n. ]& A9 n" w7 U
5 l' v, P( m5 O. _[root@station140 ~(keystone_admin)]# ip netns exec qrouter-b83f43cd-bf8f-42f8-812a-708c2c372820 ip addr list; d* F3 }. e2 ]( k
32: lo: <LOOPBACK,UP,LOWER_UP> mtu 16436 qdisc noqueue state UNKNOWN
$ N" J- Y: K6 N2 ], P: |) f A6 { link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00( ?. m2 [4 {) @: F4 x5 R+ N
inet 127.0.0.1/8 scope host lo. Z; w' U3 D$ }0 P, X# A- J F7 \
inet6 ::1/128 scope host9 ^+ L! t K7 a# P# h* ?
valid_lft forever preferred_lft forever8 d! W; ]7 Q w2 o( m- ~0 F j
33: qg-5a8b8f30-f5: <BROADCAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN' Y# x0 z& b8 x4 k: H. W
link/ether fa:16:3e:6f:b7:1c brd ff:ff:ff:ff:ff:ff# m! W$ B% D! o& }6 w' P
inet 192.168.48.143/24 brd 192.168.48.255 scope global qg-5a8b8f30-f5
! N0 w; M1 p1 y! M9 z% f inet 192.168.48.142/32 brd 192.168.48.142 scope global qg-5a8b8f30-f5# ~8 C1 {! j4 g) t2 x+ p2 |1 y$ D$ A: a
inet6 fe80::f816:3eff:fe6f:b71c/64 scope link1 g: Y* {' J4 X, n1 y
valid_lft forever preferred_lft forever0 c" L6 z8 x+ A: x; ]' T
34: qr-bbfe84a2-50: <BROADCAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN0 `4 X5 b2 s# U( L, S4 W) v
link/ether fa:16:3e:1c:fd:1e brd ff:ff:ff:ff:ff:ff7 A' |7 a9 s# q; ^/ b
inet 10.0.0.1/8 brd 10.255.255.255 scope global qr-bbfe84a2-50% m: ^7 F1 ~( [: Q S3 @
inet6 fe80::f816:3eff:fe1c:fd1e/64 scope link' g& C1 \% D* J4 c+ H. Q- }
valid_lft forever preferred_lft forever7 o1 e' u! j* V. { y) I/ K3 X
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利用网络命名空间进行操作例 2
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- q( {, \6 J3 K, R, e9 d[root@station140 ~(keystone_admin)]# ip netns exec qrouter-b83f43cd-bf8f-42f8-812a-708c2c372820 ping 192.168.8.129 ^. T& ?& G5 U1 X/ n
PING 192.168.8.12 (192.168.8.12) 56(84) bytes of data.
K+ ^' B: r6 s; F3 @64 bytes from 192.168.8.12: icmp_seq=1 ttl=64 time=2.01 ms) }9 d2 v( r+ d) A e
^C
, c- _9 `& R- U4 Z; t+ i--- 192.168.8.12 ping statistics ---& R+ E. n* Z. y; X4 i
1 packets transmitted, 1 received, 0% packet loss, time 615ms
: |( D2 P5 X! o: R0 Y xrtt min/avg/max/mdev = 2.013/2.013/2.013/0.000 ms) |+ j- O5 |( a# @- P1 c- R
/ L6 k1 \) h, x! v4 J- M4 p9 p& `利用网络命名空间进行操作例 3+ y: U* Y6 y4 c4 j+ I+ v _
[root@station140 ~(keystone_admin)]# ip netns exec qrouter-b83f43cd-bf8f-42f8-812a-708c2c372820 ping 10.10.10.50
* |0 y; f+ |" p. o8 YPING 10.0.0.50 (10.0.0.50) 56(84) bytes of data.
( f& X4 \9 O$ [) G/ s) q64 bytes from 10.0.0.50: icmp_seq=1 ttl=64 time=2.27 ms8 Q! h( R& i* O4 a) k/ M
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发表于 2019-6-21 10:45:10