THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
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Host Mapping Sequence Diagram
Created by
Kevin Minder
, last modified on
Mar 26, 2014
Host Mapping
Hadoop Cluster
Client
Gateway
external=gw.ext
NameNode
external=nn.ext
internal=nn.int
DataNode
external=dn.ext
internal=dn.int
1
POST https://gw.ext:8443/gateway/cluster/webhdfs/v1/temp/file
2
POST http://nn.ext:50070/webhdfs/v1/temp/file
3
201, Location=http://
dn.int
:50075/webhdfs/v1/temp/file
4
Hostmap:
dn.int -> dn.ext
5
201, Location=https:
gw.ext:8443/gateway/cluster/webhdfs/data/temp/file?_=
[loc=http:
dn.ext
:50075/webhdfs/v1/temp/file>]</i>
6
POST https:
gw.ext:8443/gateway/cluster/webhdfs/data/temp/file?_=
[loc=http:
dn.ext
:50075/webhdfs/v1/temp/file>]</i>
7
POST loc=http://
dn.ext
:50075/webhdfs/v1/temp/file>
8
OK
200 OK
9
200 OK
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above is encrypted.
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{"serverDuration": 275, "requestCorrelationId": "ebf468917041da67"}