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yichengq/gist:5504aea2fb24704667da

Created May 9, 2014 20:57
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gistfile1.txt
yichengq@1 ~/D/etcd2> curl http://127.0.0.1:4001/v2/keys/foo -XPUT -d value=bar
{"action":"set","node":{"key":"/foo","value":"bar","modifiedIndex":45,"createdIndex":45},"prevNode":{"key":"/foo","value":"bbbar","modifiedIndex":8,"createdIndex":8}}%
yichengq@1 ~/D/etcd2> curl http://127.0.0.1:4001/v2/keys/foo\?prevValue\=bar -XPUT -d value=bar2
{"action":"compareAndSwap","node":{"key":"/foo","value":"bar2","modifiedIndex":46,"createdIndex":45},"prevNode":{"key":"/foo","value":"bar","modifiedIndex":45,"createdIndex":45}}%
yichengq@1 ~/D/etcd2> curl http://127.0.0.1:4001/v2/keys/foo\?prevValue\=bar -XPUT -d value=bar2
{"errorCode":101,"message":"Compare failed","cause":"[bar != bar2]","index":46}
@alexanderkjeldaas
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$ curl -XPUT http://localhost:4001/v2/keys/test\?prevExists\=false -d 'value=three'
{"action":"set","node":{"key":"/test","value":"three","modifiedIndex":45,"createdIndex":45},"prevNode":{"key":"/test","value":"2","modifiedIndex":44,"createdIndex":43}}
$ curl -XPUT http://localhost:4001/v2/keys/test\?prevExists\=false -d 'value=three'
{"action":"set","node":{"key":"/test","value":"three","modifiedIndex":46,"createdIndex":46},"prevNode":{"key":"/test","value":"three","modifiedIndex":45,"createdIndex":45}}

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