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solana_exporter
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added GetBlock

This commit is contained in:
Matt Johnstone 2024-10-07 14:49:37 +02:00
parent b3d33313b0
commit 7db68af818
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GPG Key ID: BE985FBB9BE7D3BB
2 changed files with 40 additions and 5 deletions
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28
pkg/rpc/client.go
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@ -180,9 +180,10 @@ func (c *Client) GetVersion(ctx context.Context) (string, error) {
// GetSlot returns the slot that has reached the given or default commitment level.
// See API docs: https://solana.com/docs/rpc/http/getslot
func (c *Client) GetSlot(ctx context.Context) (int64, error) {
func (c *Client) GetSlot(ctx context.Context, commitment Commitment) (int64, error) {
config := map[string]string{"commitment": string(commitment)}
var resp response[int64]
if err := c.getResponse(ctx, "getSlot", []any{}, &resp); err != nil {
if err := c.getResponse(ctx, "getSlot", []any{config}, &resp); err != nil {
return 0, err
}
return resp.Result, nil
@ -262,9 +263,7 @@ func (c *Client) GetInflationReward(
// GetLeaderSchedule returns the leader schedule for an epoch.
// See API docs: https://solana.com/docs/rpc/http/getleaderschedule
func (c *Client) GetLeaderSchedule(
ctx context.Context, commitment Commitment,
) (map[string][]int64, error) {
func (c *Client) GetLeaderSchedule(ctx context.Context, commitment Commitment) (map[string][]int64, error) {
config := map[string]any{"commitment": string(commitment)}
var resp response[map[string][]int64]
if err := c.getResponse(ctx, "getLeaderSchedule", []any{nil, config}, &resp); err != nil {
@ -272,3 +271,22 @@ func (c *Client) GetLeaderSchedule(
}
return resp.Result, nil
}
// GetBlock returns identity and transaction information about a confirmed block in the ledger.
// See API docs: https://solana.com/docs/rpc/http/getblock
func (c *Client) GetBlock(ctx context.Context, slot int64, commitment Commitment) (*Block, error) {
if commitment == CommitmentProcessed {
klog.Fatalf("commitment %v is not supported for GetBlock", commitment)
}
config := map[string]any{
"commitment": commitment,
"encoding": "json", // this is default, but no harm in specifying it
"transactionDetails": "none", // for now, can hard-code this out, as we don't need it
"rewards": true, // what we here for!
}
var resp response[Block]
if err := c.getResponse(ctx, "getBlock", []any{slot, config}, &resp); err != nil {
return nil, err
}
return &resp.Result, nil
}

17
pkg/rpc/responses.go
View File

@ -72,6 +72,23 @@ type (
Epoch int64 `json:"epoch"`
PostBalance int64 `json:"postBalance"`
}
Block struct {
BlockHeight int64 `json:"blockHeight"`
BlockTime int64 `json:"blockTime,omitempty"`
Blockhash string `json:"blockhash"`
ParentSlot int64 `json:"parentSlot"`
PreviousBlockhash string `json:"previousBlockhash"`
Rewards []BlockReward `json:"rewards"`
}
BlockReward struct {
Pubkey string `json:"pubkey"`
Lamports int64 `json:"lamports"`
PostBalance int64 `json:"postBalance"`
RewardType string `json:"rewardType"`
Commission uint8 `json:"commission"`
}
)
func (hp *HostProduction) UnmarshalJSON(data []byte) error {