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Add check for liveness

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License: MIT
Signed-off-by: Jakub Sztandera <kubuxu@protocol.ai>
This commit is contained in:
Travis Person 2019-10-17 14:36:08 -07:00 committed by Jakub Sztandera
parent 0b2718a4af
commit 09341d0440
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GPG Key ID: 9A9AF56F8B3879BA
1 changed files with 14 additions and 0 deletions
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14
tools/stats/rpc.go
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@ -76,6 +76,8 @@ func GetTips(ctx context.Context, api api.FullNode, lastHeight uint64) (<-chan *
go func() { go func() {
defer close(chmain) defer close(chmain)
ping := time.Tick(30 * time.Second)
for { for {
select { select {
case changes := <-notif: case changes := <-notif:
@ -97,6 +99,18 @@ func GetTips(ctx context.Context, api api.FullNode, lastHeight uint64) (<-chan *
chmain <- change.Val chmain <- change.Val
} }
} }
case <-ping:
log.Print("Running health check")
cctx, cancel := context.WithTimeout(ctx, 5*time.Second)
if _, err := api.ID(cctx); err != nil {
log.Print("Health check failed")
return
}
cancel()
log.Print("Node online")
case <-ctx.Done(): case <-ctx.Done():
return return
} }