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101 lines
2.7 KiB
101 lines
2.7 KiB
package core
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import (
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"fmt"
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abci "github.com/tendermint/tendermint/abci/types"
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cmn "github.com/tendermint/tendermint/libs/common"
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ctypes "github.com/tendermint/tendermint/rpc/core/types"
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"github.com/tendermint/tendermint/version"
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)
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// Query the application for some information.
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//
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// ```shell
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// curl 'localhost:26657/abci_query?path=""&data="abcd"&trusted=false'
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// ```
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//
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// ```go
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// client := client.NewHTTP("tcp://0.0.0.0:26657", "/websocket")
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// result, err := client.ABCIQuery("", "abcd", true)
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// ```
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//
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// > The above command returns JSON structured like this:
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//
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// ```json
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// {
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// "error": "",
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// "result": {
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// "response": {
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// "log": "exists",
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// "height": 0,
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// "proof": "010114FED0DAD959F36091AD761C922ABA3CBF1D8349990101020103011406AA2262E2F448242DF2C2607C3CDC705313EE3B0001149D16177BC71E445476174622EA559715C293740C",
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// "value": "61626364",
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// "key": "61626364",
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// "index": -1,
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// "code": 0
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// }
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// },
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// "id": "",
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// "jsonrpc": "2.0"
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// }
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// ```
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//
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// ### Query Parameters
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//
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// | Parameter | Type | Default | Required | Description |
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// |-----------+--------+---------+----------+------------------------------------------------|
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// | path | string | false | false | Path to the data ("/a/b/c") |
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// | data | []byte | false | true | Data |
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// | height | int64 | 0 | false | Height (0 means latest) |
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// | trusted | bool | false | false | Does not include a proof of the data inclusion |
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func ABCIQuery(path string, data cmn.HexBytes, height int64, trusted bool) (*ctypes.ResultABCIQuery, error) {
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if height < 0 {
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return nil, fmt.Errorf("height must be non-negative")
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}
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resQuery, err := proxyAppQuery.QuerySync(abci.RequestQuery{
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Path: path,
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Data: data,
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Height: height,
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Prove: !trusted,
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})
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if err != nil {
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return nil, err
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}
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logger.Info("ABCIQuery", "path", path, "data", data, "result", resQuery)
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return &ctypes.ResultABCIQuery{*resQuery}, nil
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}
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// Get some info about the application.
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//
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// ```shell
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// curl 'localhost:26657/abci_info'
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// ```
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//
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// ```go
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// client := client.NewHTTP("tcp://0.0.0.0:26657", "/websocket")
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// info, err := client.ABCIInfo()
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// ```
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//
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// > The above command returns JSON structured like this:
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//
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// ```json
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// {
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// "error": "",
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// "result": {
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// "response": {
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// "data": "{\"size\":3}"
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// }
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// },
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// "id": "",
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// "jsonrpc": "2.0"
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// }
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// ```
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func ABCIInfo() (*ctypes.ResultABCIInfo, error) {
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resInfo, err := proxyAppQuery.InfoSync(abci.RequestInfo{Version: version.Version})
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if err != nil {
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return nil, err
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}
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return &ctypes.ResultABCIInfo{*resInfo}, nil
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}
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