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Add getLowestNonpurgedBlock rpc; use blockstore api in getConfirmedBlocks (#9656)

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This commit is contained in:
Tyera Eulberg
2020-04-22 14:33:06 -06:00
committed by GitHub
parent ab4bdd59db
commit 5d2f488004
3 changed files with 56 additions and 17 deletions
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25
docs/src/apps/jsonrpc-api.md
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@ -27,6 +27,7 @@ To interact with a Solana node inside a JavaScript application, use the [solana-
* [getEpochSchedule](jsonrpc-api.md#getepochschedule)
* [getFeeCalculatorForBlockhash](jsonrpc-api.md#getfeecalculatorforblockhash)
* [getFeeRateGovernor](jsonrpc-api.md#getfeerategovernor)
* [getFirstAvailableBlock](jsonrpc-api.md#getfirstavailableblock)
* [getGenesisHash](jsonrpc-api.md#getgenesishash)
* [getIdentity](jsonrpc-api.md#getidentity)
* [getInflation](jsonrpc-api.md#getinflation)
@ -284,7 +285,7 @@ The result field will be an object with the following fields:
* `<null>` - if specified block is not confirmed
* `<object>` - if block is confirmed, an object with the following fields:
* `blockhash: <string>` - the blockhash of this block, as base-58 encoded string
* `previousBlockhash: <string>` - the blockhash of this block's parent, as base-58 encoded string
* `previousBlockhash: <string>` - the blockhash of this block's parent, as base-58 encoded string; if the parent block is not available due to ledger cleanup, this field will return "11111111111111111111111111111111"
* `parentSlot: <u64>` - the slot index of this block's parent
* `transactions: <array>` - an array of JSON objects containing:
* `transaction: <object|string>` - [Transaction](#transaction-structure) object, either in JSON format or base-58 encoded binary data, depending on encoding parameter
@ -536,6 +537,28 @@ curl -X POST -H "Content-Type: application/json" -d '{"jsonrpc":"2.0","id":1, "m
{"jsonrpc":"2.0","result":{"context":{"slot":54},"value":{"feeRateGovernor":{"burnPercent":50,"maxLamportsPerSignature":100000,"minLamportsPerSignature":5000,"targetLamportsPerSignature":10000,"targetSignaturesPerSlot":20000}}},"id":1}
```
### getFirstAvailableBlock
Returns the slot of the lowest confirmed block that has not been purged from the ledger
#### Parameters:
None
#### Results:
* `<u64>` - Slot
#### Example:
```bash
// Request
curl -X POST -H "Content-Type: application/json" -d '{"jsonrpc":"2.0","id":1, "method":"getFirstAvailableBlock"}' http://localhost:8899
// Result
{"jsonrpc":"2.0","result":250000,"id":1}
```
### getGenesisHash
Returns the genesis hash