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cmd/puppeth: concurrent server dials and health checks

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This commit is contained in:
Péter Szilágyi
2017-10-19 14:40:43 +03:00
parent 8c78449a9e
commit 7b258c9681
3 changed files with 150 additions and 101 deletions
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24
cmd/puppeth/wizard_intro.go
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@ -24,6 +24,7 @@ import (
"os"
"path/filepath"
"strings"
"sync"
"github.com/ethereum/go-ethereum/log"
)
@ -80,14 +81,25 @@ func (w *wizard) run() {
} else if err := json.Unmarshal(blob, &w.conf); err != nil {
log.Crit("Previous configuration corrupted", "path", w.conf.path, "err", err)
} else {
// Dial all previously known servers concurrently
var pend sync.WaitGroup
for server, pubkey := range w.conf.Servers {
log.Info("Dialing previously configured server", "server", server)
client, err := dial(server, pubkey)
if err != nil {
log.Error("Previous server unreachable", "server", server, "err", err)
}
w.servers[server] = client
pend.Add(1)
go func(server string, pubkey []byte) {
defer pend.Done()
log.Info("Dialing previously configured server", "server", server)
client, err := dial(server, pubkey)
if err != nil {
log.Error("Previous server unreachable", "server", server, "err", err)
}
w.lock.Lock()
w.servers[server] = client
w.lock.Unlock()
}(server, pubkey)
}
pend.Wait()
w.networkStats()
}
// Basics done, loop ad infinitum about what to do