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cmd/clef: Update README with external v6.0.0 & internal v7.0.1 APIs (#21298)

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Changes include:
* Updates response docs for `account_new`, `account_list`, `account_signTransaction`
* Removes `account_import`, `account_export` docs
* Adds `account_version` docs
* Updates request docs for `ui_approveListing`, `ui_approveSignData`, `ui_showInfo`, `ui_showError`, `ui_onApprovedTx`
* Adds `ui_approveNewAccount`, `ui_onInputRequired` docs
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@ -146,13 +146,11 @@ See the [external API changelog](extapi_changelog.md) for information about chan
All hex encoded values must be prefixed with `0x`. All hex encoded values must be prefixed with `0x`.
## Methods
### account_new ### account_new
#### Create new password protected account #### Create new password protected account
The signer will generate a new private key, encrypts it according to [web3 keystore spec](https://github.com/ethereum/wiki/wiki/Web3-Secret-Storage-Definition) and stores it in the keystore directory. The signer will generate a new private key, encrypt it according to [web3 keystore spec](https://github.com/ethereum/wiki/wiki/Web3-Secret-Storage-Definition) and store it in the keystore directory.
The client is responsible for creating a backup of the keystore. If the keystore is lost there is no method of retrieving lost accounts. The client is responsible for creating a backup of the keystore. If the keystore is lost there is no method of retrieving lost accounts.
#### Arguments #### Arguments
@ -161,7 +159,6 @@ None
#### Result #### Result
- address [string]: account address that is derived from the generated key - address [string]: account address that is derived from the generated key
- url [string]: location of the keyfile
#### Sample call #### Sample call
```json ```json
@ -173,14 +170,11 @@ None
} }
``` ```
Response Response
``` ```json
{ {
"id": 0, "id": 0,
"jsonrpc": "2.0", "jsonrpc": "2.0",
"result": { "result": "0xbea9183f8f4f03d427f6bcea17388bdff1cab133"
"address": "0xbea9183f8f4f03d427f6bcea17388bdff1cab133",
"url": "keystore:///my/keystore/UTC--2017-08-24T08-40-15.419655028Z--bea9183f8f4f03d427f6bcea17388bdff1cab133"
}
} }
``` ```
@ -196,8 +190,6 @@ None
#### Result #### Result
- array with account records: - array with account records:
- account.address [string]: account address that is derived from the generated key - account.address [string]: account address that is derived from the generated key
- account.type [string]: type of the
- account.url [string]: location of the account
#### Sample call #### Sample call
```json ```json
@ -208,21 +200,13 @@ None
} }
``` ```
Response Response
``` ```json
{ {
"id": 1, "id": 1,
"jsonrpc": "2.0", "jsonrpc": "2.0",
"result": [ "result": [
{ "0xafb2f771f58513609765698f65d3f2f0224a956f",
"address": "0xafb2f771f58513609765698f65d3f2f0224a956f", "0xbea9183f8f4f03d427f6bcea17388bdff1cab133"
"type": "account",
"url": "keystore:///tmp/keystore/UTC--2017-08-24T07-26-47.162109726Z--afb2f771f58513609765698f65d3f2f0224a956f"
},
{
"address": "0xbea9183f8f4f03d427f6bcea17388bdff1cab133",
"type": "account",
"url": "keystore:///tmp/keystore/UTC--2017-08-24T08-40-15.419655028Z--bea9183f8f4f03d427f6bcea17388bdff1cab133"
}
] ]
} }
``` ```
@ -230,10 +214,10 @@ Response
### account_signTransaction ### account_signTransaction
#### Sign transactions #### Sign transactions
Signs a transactions and responds with the signed transaction in RLP encoded form. Signs a transaction and responds with the signed transaction in RLP-encoded and JSON forms.
#### Arguments #### Arguments
2. transaction object: 1. transaction object:
- `from` [address]: account to send the transaction from - `from` [address]: account to send the transaction from
- `to` [address]: receiver account. If omitted or `0x`, will cause contract creation. - `to` [address]: receiver account. If omitted or `0x`, will cause contract creation.
- `gas` [number]: maximum amount of gas to burn - `gas` [number]: maximum amount of gas to burn
@ -241,12 +225,13 @@ Response
- `value` [number:optional]: amount of Wei to send with the transaction - `value` [number:optional]: amount of Wei to send with the transaction
- `data` [data:optional]: input data - `data` [data:optional]: input data
- `nonce` [number]: account nonce - `nonce` [number]: account nonce
3. method signature [string:optional] 1. method signature [string:optional]
- The method signature, if present, is to aid decoding the calldata. Should consist of `methodname(paramtype,...)`, e.g. `transfer(uint256,address)`. The signer may use this data to parse the supplied calldata, and show the user. The data, however, is considered totally untrusted, and reliability is not expected. - The method signature, if present, is to aid decoding the calldata. Should consist of `methodname(paramtype,...)`, e.g. `transfer(uint256,address)`. The signer may use this data to parse the supplied calldata, and show the user. The data, however, is considered totally untrusted, and reliability is not expected.
#### Result #### Result
- signed transaction in RLP encoded form [data] - raw [data]: signed transaction in RLP encoded form
- tx [json]: signed transaction in JSON form
#### Sample call #### Sample call
```json ```json
@ -271,11 +256,22 @@ Response
```json ```json
{ {
"id": 2,
"jsonrpc": "2.0", "jsonrpc": "2.0",
"error": { "id": 2,
"code": -32000, "result": {
"message": "Request denied" "raw": "0xf88380018203339407a565b7ed7d7a678680a4c162885bedbb695fe080a44401a6e4000000000000000000000000000000000000000000000000000000000000001226a0223a7c9bcf5531c99be5ea7082183816eb20cfe0bbc322e97cc5c7f71ab8b20ea02aadee6b34b45bb15bc42d9c09de4a6754e7000908da72d48cc7704971491663",
"tx": {
"nonce": "0x0",
"gasPrice": "0x1234",
"gas": "0x55555",
"to": "0x07a565b7ed7d7a678680a4c162885bedbb695fe0",
"value": "0x1234",
"input": "0xabcd",
"v": "0x26",
"r": "0x223a7c9bcf5531c99be5ea7082183816eb20cfe0bbc322e97cc5c7f71ab8b20e",
"s": "0x2aadee6b34b45bb15bc42d9c09de4a6754e7000908da72d48cc7704971491663",
"hash": "0xeba2df809e7a612a0a0d444ccfa5c839624bdc00dd29e3340d46df3870f8a30e"
}
} }
} }
``` ```
@ -327,7 +323,7 @@ Response
Bash example: Bash example:
```bash ```bash
#curl -H "Content-Type: application/json" -X POST --data '{"jsonrpc":"2.0","method":"account_signTransaction","params":[{"from":"0x694267f14675d7e1b9494fd8d72fefe1755710fa","gas":"0x333","gasPrice":"0x1","nonce":"0x0","to":"0x07a565b7ed7d7a678680a4c162885bedbb695fe0", "value":"0x0", "data":"0x4401a6e40000000000000000000000000000000000000000000000000000000000000012"},"safeSend(address)"],"id":67}' http://localhost:8550/ > curl -H "Content-Type: application/json" -X POST --data '{"jsonrpc":"2.0","method":"account_signTransaction","params":[{"from":"0x694267f14675d7e1b9494fd8d72fefe1755710fa","gas":"0x333","gasPrice":"0x1","nonce":"0x0","to":"0x07a565b7ed7d7a678680a4c162885bedbb695fe0", "value":"0x0", "data":"0x4401a6e40000000000000000000000000000000000000000000000000000000000000012"},"safeSend(address)"],"id":67}' http://localhost:8550/
{"jsonrpc":"2.0","id":67,"result":{"raw":"0xf88380018203339407a565b7ed7d7a678680a4c162885bedbb695fe080a44401a6e4000000000000000000000000000000000000000000000000000000000000001226a0223a7c9bcf5531c99be5ea7082183816eb20cfe0bbc322e97cc5c7f71ab8b20ea02aadee6b34b45bb15bc42d9c09de4a6754e7000908da72d48cc7704971491663","tx":{"nonce":"0x0","gasPrice":"0x1","gas":"0x333","to":"0x07a565b7ed7d7a678680a4c162885bedbb695fe0","value":"0x0","input":"0x4401a6e40000000000000000000000000000000000000000000000000000000000000012","v":"0x26","r":"0x223a7c9bcf5531c99be5ea7082183816eb20cfe0bbc322e97cc5c7f71ab8b20e","s":"0x2aadee6b34b45bb15bc42d9c09de4a6754e7000908da72d48cc7704971491663","hash":"0xeba2df809e7a612a0a0d444ccfa5c839624bdc00dd29e3340d46df3870f8a30e"}}} {"jsonrpc":"2.0","id":67,"result":{"raw":"0xf88380018203339407a565b7ed7d7a678680a4c162885bedbb695fe080a44401a6e4000000000000000000000000000000000000000000000000000000000000001226a0223a7c9bcf5531c99be5ea7082183816eb20cfe0bbc322e97cc5c7f71ab8b20ea02aadee6b34b45bb15bc42d9c09de4a6754e7000908da72d48cc7704971491663","tx":{"nonce":"0x0","gasPrice":"0x1","gas":"0x333","to":"0x07a565b7ed7d7a678680a4c162885bedbb695fe0","value":"0x0","input":"0x4401a6e40000000000000000000000000000000000000000000000000000000000000012","v":"0x26","r":"0x223a7c9bcf5531c99be5ea7082183816eb20cfe0bbc322e97cc5c7f71ab8b20e","s":"0x2aadee6b34b45bb15bc42d9c09de4a6754e7000908da72d48cc7704971491663","hash":"0xeba2df809e7a612a0a0d444ccfa5c839624bdc00dd29e3340d46df3870f8a30e"}}}
``` ```
@ -470,7 +466,7 @@ Response
### account_ecRecover ### account_ecRecover
#### Sign data #### Recover the signing address
Derive the address from the account that was used to sign data with content type `text/plain` and the signature. Derive the address from the account that was used to sign data with content type `text/plain` and the signature.
@ -488,7 +484,6 @@ Derive the address from the account that was used to sign data with content type
"jsonrpc": "2.0", "jsonrpc": "2.0",
"method": "account_ecRecover", "method": "account_ecRecover",
"params": [ "params": [
"data/plain",
"0xaabbccdd", "0xaabbccdd",
"0x5b6693f153b48ec1c706ba4169960386dbaa6903e249cc79a8e6ddc434451d417e1e57327872c7f538beeb323c300afa9999a3d4a5de6caf3be0d5ef832b67ef1c" "0x5b6693f153b48ec1c706ba4169960386dbaa6903e249cc79a8e6ddc434451d417e1e57327872c7f538beeb323c300afa9999a3d4a5de6caf3be0d5ef832b67ef1c"
] ]
@ -504,117 +499,36 @@ Response
} }
``` ```
### account_import ### account_version
#### Import account #### Get external API version
Import a private key into the keystore. The imported key is expected to be encrypted according to the web3 keystore
format. Get the version of the external API used by Clef.
#### Arguments #### Arguments
- account [object]: key in [web3 keystore format](https://github.com/ethereum/wiki/wiki/Web3-Secret-Storage-Definition) (retrieved with account_export)
None
#### Result #### Result
- imported key [object]:
- key.address [address]: address of the imported key * external API version [string]
- key.type [string]: type of the account
- key.url [string]: key URL
#### Sample call #### Sample call
```json ```json
{ {
"id": 6, "id": 0,
"jsonrpc": "2.0", "jsonrpc": "2.0",
"method": "account_import", "method": "account_version",
"params": [ "params": []
{
"address": "c7412fc59930fd90099c917a50e5f11d0934b2f5",
"crypto": {
"cipher": "aes-128-ctr",
"cipherparams": {
"iv": "401c39a7c7af0388491c3d3ecb39f532"
},
"ciphertext": "eb045260b18dd35cd0e6d99ead52f8fa1e63a6b0af2d52a8de198e59ad783204",
"kdf": "scrypt",
"kdfparams": {
"dklen": 32,
"n": 262144,
"p": 1,
"r": 8,
"salt": "9a657e3618527c9b5580ded60c12092e5038922667b7b76b906496f021bb841a"
},
"mac": "880dc10bc06e9cec78eb9830aeb1e7a4a26b4c2c19615c94acb632992b952806"
},
"id": "09bccb61-b8d3-4e93-bf4f-205a8194f0b9",
"version": 3
}
]
} }
``` ```
Response Response
```json ```json
{ {
"id": 6, "id": 0,
"jsonrpc": "2.0", "jsonrpc": "2.0",
"result": { "result": "6.0.0"
"address": "0xc7412fc59930fd90099c917a50e5f11d0934b2f5",
"type": "account",
"url": "keystore:///tmp/keystore/UTC--2017-08-24T11-00-42.032024108Z--c7412fc59930fd90099c917a50e5f11d0934b2f5"
}
}
```
### account_export
#### Export account from keystore
Export a private key from the keystore. The exported private key is encrypted with the original password. When the
key is imported later this password is required.
#### Arguments
- account [address]: export private key that is associated with this account
#### Result
- exported key, see [web3 keystore format](https://github.com/ethereum/wiki/wiki/Web3-Secret-Storage-Definition) for
more information
#### Sample call
```json
{
"id": 5,
"jsonrpc": "2.0",
"method": "account_export",
"params": [
"0xc7412fc59930fd90099c917a50e5f11d0934b2f5"
]
}
```
Response
```json
{
"id": 5,
"jsonrpc": "2.0",
"result": {
"address": "c7412fc59930fd90099c917a50e5f11d0934b2f5",
"crypto": {
"cipher": "aes-128-ctr",
"cipherparams": {
"iv": "401c39a7c7af0388491c3d3ecb39f532"
},
"ciphertext": "eb045260b18dd35cd0e6d99ead52f8fa1e63a6b0af2d52a8de198e59ad783204",
"kdf": "scrypt",
"kdfparams": {
"dklen": 32,
"n": 262144,
"p": 1,
"r": 8,
"salt": "9a657e3618527c9b5580ded60c12092e5038922667b7b76b906496f021bb841a"
},
"mac": "880dc10bc06e9cec78eb9830aeb1e7a4a26b4c2c19615c94acb632992b952806"
},
"id": "09bccb61-b8d3-4e93-bf4f-205a8194f0b9",
"version": 3
}
} }
``` ```
@ -626,7 +540,7 @@ By starting the signer with the switch `--stdio-ui-test`, the signer will invoke
denials. This can be used during development to ensure that the API is (at least somewhat) correctly implemented. denials. This can be used during development to ensure that the API is (at least somewhat) correctly implemented.
See `pythonsigner`, which can be invoked via `python3 pythonsigner.py test` to perform the 'denial-handshake-test'. See `pythonsigner`, which can be invoked via `python3 pythonsigner.py test` to perform the 'denial-handshake-test'.
All methods in this API uses object-based parameters, so that there can be no mixups of parameters: each piece of data is accessed by key. All methods in this API use object-based parameters, so that there can be no mixup of parameters: each piece of data is accessed by key.
See the [ui API changelog](intapi_changelog.md) for information about changes to this API. See the [ui API changelog](intapi_changelog.md) for information about changes to this API.
@ -785,12 +699,10 @@ Invoked when a request for account listing has been made.
{ {
"accounts": [ "accounts": [
{ {
"type": "Account",
"url": "keystore:///home/bazonk/.ethereum/keystore/UTC--2017-11-20T14-44-54.089682944Z--123409812340981234098123409812deadbeef42", "url": "keystore:///home/bazonk/.ethereum/keystore/UTC--2017-11-20T14-44-54.089682944Z--123409812340981234098123409812deadbeef42",
"address": "0x123409812340981234098123409812deadbeef42" "address": "0x123409812340981234098123409812deadbeef42"
}, },
{ {
"type": "Account",
"url": "keystore:///home/bazonk/.ethereum/keystore/UTC--2017-11-23T21-59-03.199240693Z--cafebabedeadbeef34098123409812deadbeef42", "url": "keystore:///home/bazonk/.ethereum/keystore/UTC--2017-11-23T21-59-03.199240693Z--cafebabedeadbeef34098123409812deadbeef42",
"address": "0xcafebabedeadbeef34098123409812deadbeef42" "address": "0xcafebabedeadbeef34098123409812deadbeef42"
} }
@ -820,7 +732,13 @@ Invoked when a request for account listing has been made.
{ {
"address": "0x123409812340981234098123409812deadbeef42", "address": "0x123409812340981234098123409812deadbeef42",
"raw_data": "0x01020304", "raw_data": "0x01020304",
"message": "\u0019Ethereum Signed Message:\n4\u0001\u0002\u0003\u0004", "messages": [
{
"name": "message",
"value": "\u0019Ethereum Signed Message:\n4\u0001\u0002\u0003\u0004",
"type": "text/plain"
}
],
"hash": "0x7e3a4e7a9d1744bc5c675c25e1234ca8ed9162bd17f78b9085e48047c15ac310", "hash": "0x7e3a4e7a9d1744bc5c675c25e1234ca8ed9162bd17f78b9085e48047c15ac310",
"meta": { "meta": {
"remote": "signer binary", "remote": "signer binary",
@ -830,12 +748,34 @@ Invoked when a request for account listing has been made.
} }
] ]
} }
```
### ApproveNewAccount / `ui_approveNewAccount`
Invoked when a request for creating a new account has been made.
#### Sample call
```json
{
"jsonrpc": "2.0",
"id": 4,
"method": "ui_approveNewAccount",
"params": [
{
"meta": {
"remote": "signer binary",
"local": "main",
"scheme": "in-proc"
}
}
]
}
``` ```
### ShowInfo / `ui_showInfo` ### ShowInfo / `ui_showInfo`
The UI should show the info to the user. Does not expect response. The UI should show the info (a single message) to the user. Does not expect response.
#### Sample call #### Sample call
@ -845,9 +785,7 @@ The UI should show the info to the user. Does not expect response.
"id": 9, "id": 9,
"method": "ui_showInfo", "method": "ui_showInfo",
"params": [ "params": [
{ "Tests completed"
"text": "Tests completed"
}
] ]
} }
@ -855,18 +793,16 @@ The UI should show the info to the user. Does not expect response.
### ShowError / `ui_showError` ### ShowError / `ui_showError`
The UI should show the info to the user. Does not expect response. The UI should show the error (a single message) to the user. Does not expect response.
```json ```json
{ {
"jsonrpc": "2.0", "jsonrpc": "2.0",
"id": 2, "id": 2,
"method": "ShowError", "method": "ui_showError",
"params": [ "params": [
{ "Something bad happened!"
"text": "Testing 'ShowError'"
}
] ]
} }
@ -880,9 +816,36 @@ When implementing rate-limited rules, this callback should be used.
TLDR; Use this method to keep track of signed transactions, instead of using the data in `ApproveTx`. TLDR; Use this method to keep track of signed transactions, instead of using the data in `ApproveTx`.
Example call:
```json
{
"jsonrpc": "2.0",
"id": 1,
"method": "ui_onApprovedTx",
"params": [
{
"raw": "0xf88380018203339407a565b7ed7d7a678680a4c162885bedbb695fe080a44401a6e4000000000000000000000000000000000000000000000000000000000000001226a0223a7c9bcf5531c99be5ea7082183816eb20cfe0bbc322e97cc5c7f71ab8b20ea02aadee6b34b45bb15bc42d9c09de4a6754e7000908da72d48cc7704971491663",
"tx": {
"nonce": "0x0",
"gasPrice": "0x1",
"gas": "0x333",
"to": "0x07a565b7ed7d7a678680a4c162885bedbb695fe0",
"value": "0x0",
"input": "0x4401a6e40000000000000000000000000000000000000000000000000000000000000012",
"v": "0x26",
"r": "0x223a7c9bcf5531c99be5ea7082183816eb20cfe0bbc322e97cc5c7f71ab8b20e",
"s": "0x2aadee6b34b45bb15bc42d9c09de4a6754e7000908da72d48cc7704971491663",
"hash": "0xeba2df809e7a612a0a0d444ccfa5c839624bdc00dd29e3340d46df3870f8a30e"
}
}
]
}
```
### OnSignerStartup / `ui_onSignerStartup` ### OnSignerStartup / `ui_onSignerStartup`
This method provide the UI with information about what API version the signer uses (both internal and external) as well as build-info and external API, This method provides the UI with information about what API version the signer uses (both internal and external) as well as build-info and external API,
in k/v-form. in k/v-form.
Example call: Example call:
@ -906,6 +869,27 @@ Example call:
``` ```
### OnInputRequired / `ui_onInputRequired`
Invoked when Clef requires user input (e.g. a password).
Example call:
```json
{
"jsonrpc": "2.0",
"id": 1,
"method": "ui_onInputRequired",
"params": [
{
"title": "Account password",
"prompt": "Please enter the password for account 0x694267f14675d7e1b9494fd8d72fefe1755710fa",
"isPassword": true
}
]
}
```
### Rules for UI apis ### Rules for UI apis