package main
|
|
|
|
import (
|
|
"context"
|
|
"errors"
|
|
"fmt"
|
|
"time"
|
|
|
|
rpchttp "github.com/tendermint/tendermint/rpc/client/http"
|
|
rpctypes "github.com/tendermint/tendermint/rpc/core/types"
|
|
e2e "github.com/tendermint/tendermint/test/e2e/pkg"
|
|
"github.com/tendermint/tendermint/types"
|
|
)
|
|
|
|
// waitForHeight waits for the network to reach a certain height (or above),
|
|
// returning the highest height seen. Errors if the network is not making
|
|
// progress at all.
|
|
func waitForHeight(testnet *e2e.Testnet, height int64) (*types.Block, *types.BlockID, error) {
|
|
var (
|
|
err error
|
|
maxResult *rpctypes.ResultBlock
|
|
clients = map[string]*rpchttp.HTTP{}
|
|
lastIncrease = time.Now()
|
|
)
|
|
|
|
for {
|
|
for _, node := range testnet.Nodes {
|
|
if node.Mode == e2e.ModeSeed {
|
|
continue
|
|
}
|
|
client, ok := clients[node.Name]
|
|
if !ok {
|
|
client, err = node.Client()
|
|
if err != nil {
|
|
continue
|
|
}
|
|
clients[node.Name] = client
|
|
}
|
|
|
|
ctx, cancel := context.WithTimeout(context.Background(), 1*time.Second)
|
|
defer cancel()
|
|
result, err := client.Block(ctx, nil)
|
|
if err != nil {
|
|
continue
|
|
}
|
|
if result.Block != nil && (maxResult == nil || result.Block.Height >= maxResult.Block.Height) {
|
|
maxResult = result
|
|
lastIncrease = time.Now()
|
|
}
|
|
if maxResult != nil && maxResult.Block.Height >= height {
|
|
return maxResult.Block, &maxResult.BlockID, nil
|
|
}
|
|
}
|
|
|
|
if len(clients) == 0 {
|
|
return nil, nil, errors.New("unable to connect to any network nodes")
|
|
}
|
|
if time.Since(lastIncrease) >= 10*time.Second {
|
|
if maxResult == nil {
|
|
return nil, nil, errors.New("chain stalled at unknown height")
|
|
}
|
|
return nil, nil, fmt.Errorf("chain stalled at height %v", maxResult.Block.Height)
|
|
}
|
|
time.Sleep(1 * time.Second)
|
|
}
|
|
}
|
|
|
|
// waitForNode waits for a node to become available and catch up to the given block height.
|
|
func waitForNode(node *e2e.Node, height int64, timeout time.Duration) (*rpctypes.ResultStatus, error) {
|
|
client, err := node.Client()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
ctx, cancel := context.WithTimeout(context.Background(), timeout)
|
|
defer cancel()
|
|
for {
|
|
status, err := client.Status(ctx)
|
|
switch {
|
|
case errors.Is(err, context.DeadlineExceeded):
|
|
return nil, fmt.Errorf("timed out waiting for %v to reach height %v", node.Name, height)
|
|
case errors.Is(err, context.Canceled):
|
|
return nil, err
|
|
case err == nil && status.SyncInfo.LatestBlockHeight >= height:
|
|
return status, nil
|
|
}
|
|
|
|
time.Sleep(200 * time.Millisecond)
|
|
}
|
|
}
|
|
|
|
// waitForAllNodes waits for all nodes to become available and catch up to the given block height.
|
|
func waitForAllNodes(testnet *e2e.Testnet, height int64, timeout time.Duration) (int64, error) {
|
|
lastHeight := int64(0)
|
|
for _, node := range testnet.Nodes {
|
|
if node.Mode == e2e.ModeSeed {
|
|
continue
|
|
}
|
|
status, err := waitForNode(node, height, 20*time.Second)
|
|
if err != nil {
|
|
return 0, err
|
|
}
|
|
if status.SyncInfo.LatestBlockHeight > lastHeight {
|
|
lastHeight = status.SyncInfo.LatestBlockHeight
|
|
}
|
|
}
|
|
return lastHeight, nil
|
|
}
|