openstack/kuryr
Code Issues Proposed changes

Update the libnetwork devref

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It looks the pool prefix length is wrong. This commit fixed it.

Change-Id: I4c044e7eebd1aed15651213a6f90add210553fd9
This commit is contained in:
Hongbin Lu 2017-01-30 05:05:54 +00:00
parent 4224ccce3b
commit 4727039006
1 changed files with 71 additions and 58 deletions
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49
doc/source/devref/libnetwork_remote_driver_design.rst
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@ -79,7 +79,7 @@ Libnetwork User Workflow (with Kuryr as remote network driver) - Host Networking
"AddressSpace": "global_scope",
"Pool": "10.0.0.0/16",
"SubPool": "10.0.0.0/24",
"Options": null
"Options": {},
"V6": false
}
@ -89,8 +89,7 @@ Libnetwork User Workflow (with Kuryr as remote network driver) - Host Networking
{
"PoolID": "941f790073c3a2c70099ea527ee3a6205e037e84749f2c6e8a5287d9c62fd376",
"Pool": "10.0.0.0/16",
"Data": {}
"Pool": "10.0.0.0/24",
}
If the ``--gateway`` was specified like the command above, another HTTP POST
@ -99,14 +98,14 @@ Libnetwork User Workflow (with Kuryr as remote network driver) - Host Networking
{
"Address": "10.0.0.1",
"PoolID": "941f790073c3a2c70099ea527ee3a6205e037e84749f2c6e8a5287d9c62fd376",
"Options": null,
"Options": {"RequestAddressType": "com.docker.network.gateway"},
}
As the IPAM driver Kuryr allocates a requested IP address and returns the
following response::
{
"Address": "10.0.0.1/16",
"Address": "10.0.0.1/24",
"Data": {}
}
@ -116,12 +115,12 @@ Libnetwork User Workflow (with Kuryr as remote network driver) - Host Networking
{
"NetworkID": "286eddb51ebca09339cb17aaec05e48ffe60659ced6f3fc41b020b0eb506d364",
"IPv4Data": [{
"Pool": "10.0.0.0/16",
"Gateway": "10.0.0.1/16",
"Pool": "10.0.0.0/24",
"Gateway": "10.0.0.1/24",
"AddressSpace": ""
}],
"IPv6Data": [],
"Options": {"com.docker.network.generic": {}}
"Options": {"com.docker.network.enable_ipv6", false, "com.docker.network.generic": {}}
}
The Kuryr remote network driver will then generate a Neutron API request to
@ -141,13 +140,13 @@ Libnetwork User Workflow (with Kuryr as remote network driver) - Host Networking
{
"Address": "",
"PoolID": "941f790073c3a2c70099ea527ee3a6205e037e84749f2c6e8a5287d9c62fd376",
"Options": null,
"Options": {},
}
The IPAM driver Kuryr sends a port creation request to neutron and returns the following response with neutron provided ip address::
{
"Address": "10.0.0.2/16",
"Address": "10.0.0.2/24",
"Data": {}
}
@ -160,7 +159,7 @@ Libnetwork User Workflow (with Kuryr as remote network driver) - Host Networking
"Interface": {
"AddressIPv6": "",
"MacAddress": "",
"Address": "10.0.0.2/16"
"Address": "10.0.0.2/24"
},
"Options": {
"com.docker.network.endpoint.exposedports": [],
@ -218,28 +217,35 @@ Libnetwork User Workflow (with Kuryr as remote network driver) - Host Networking
3. A user requests information about the network::
$ sudo docker network inspect foo
[
{
"Name": "foo",
"Id": "286eddb51ebca09339cb17aaec05e48ffe60659ced6f3fc41b020b0eb506d364",
"Scope": "local",
"Driver": "kuryr",
"EnableIPv6": false,
"IPAM": {
"Driver": "default",
"Driver": "kuryr",
"Options": {},
"Config": [{
"Subnet": "10.0.0.0/16",
"IPRange": "10.0.0.0/24",
"Gateway": "10.0.0.1"
}]
},
"Internal": false,
"Containers": {
"78c0458ba00f836f609113dd369b5769527f55bb62b5680d03aa1329eb416703": {
"endpoint": "edb23d36d77336d780fe25cdb5cf0411e5edd91b0777982b4b28ad125e28a4dd",
"mac_address": "02:42:c0:a8:7b:cb",
"ipv4_address": "10.0.0.2/16",
"ipv4_address": "10.0.0.2/24",
"ipv6_address": ""
}
},
"Options": {},
"Labels": {}
}
}
]
4. A user connects one more container to the network::
@ -248,34 +254,41 @@ Libnetwork User Workflow (with Kuryr as remote network driver) - Host Networking
d7fcc280916a8b771d2375688b700b036519d92ba2989622627e641bdde6e646
$ sudo docker network inspect foo
[
{
"Name": "foo",
"Id": "286eddb51ebca09339cb17aaec05e48ffe60659ced6f3fc41b020b0eb506d364",
"Scope": "local",
"Driver": "kuryr",
"EnableIPv6": false,
"IPAM": {
"Driver": "default",
"Driver": "kuryr",
"Options": {},
"Config": [{
"Subnet": "10.0.0.0/16",
"IPRange": "10.0.0.0/24",
"Gateway": "10.0.0.1"
}]
},
"Internal": false,
"Containers": {
"78c0458ba00f836f609113dd369b5769527f55bb62b5680d03aa1329eb416703": {
"endpoint": "edb23d36d77336d780fe25cdb5cf0411e5edd91b0777982b4b28ad125e28a4dd",
"mac_address": "02:42:c0:a8:7b:cb",
"ipv4_address": "10.0.0.2/16",
"ipv4_address": "10.0.0.2/24",
"ipv6_address": ""
},
"d7fcc280916a8b771d2375688b700b036519d92ba2989622627e641bdde6e646": {
"endpoint": "a55976bafaad19f2d455c4516fd3450d3c52d9996a98beb4696dc435a63417fc",
"mac_address": "02:42:c0:a8:7b:cc",
"ipv4_address": "10.0.0.3/16",
"ipv4_address": "10.0.0.3/24",
"ipv6_address": ""
}
},
"Options": {},
"Labels": {}
}
}
]
5. A user disconnects a container from the network::