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// Copyright 2017 The go-ethereum Authors
// This file is part of go-ethereum.
//
// go-ethereum is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// go-ethereum is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
package main
import (
"fmt"
"sort"
"github.com/ethereum/go-ethereum/log"
)
// deployEthstats queries the user for various input on deploying an ethstats
// monitoring server, after which it executes it.
func (w *wizard) deployEthstats() {
// Select the server to interact with
server := w.selectServer()
if server == "" {
return
}
client := w.servers[server]
// Retrieve any active ethstats configurations from the server
infos, err := checkEthstats(client, w.network)
if err != nil {
infos = ðstatsInfos{
port: 80,
host: client.server,
secret: "",
}
}
existed := err == nil
// Figure out which port to listen on
fmt.Println()
fmt.Printf("Which port should ethstats listen on? (default = %d)\n", infos.port)
infos.port = w.readDefaultInt(infos.port)
// Figure which virtual-host to deploy ethstats on
if infos.host, err = w.ensureVirtualHost(client, infos.port, infos.host); err != nil {
log.Error("Failed to decide on ethstats host", "err", err)
return
}
// Port and proxy settings retrieved, figure out the secret and boot ethstats
fmt.Println()
if infos.secret == "" {
fmt.Printf("What should be the secret password for the API? (must not be empty)\n")
infos.secret = w.readString()
} else {
fmt.Printf("What should be the secret password for the API? (default = %s)\n", infos.secret)
infos.secret = w.readDefaultString(infos.secret)
}
// Gather any blacklists to ban from reporting
if existed {
fmt.Println()
fmt.Printf("Keep existing IP %v blacklist (y/n)? (default = yes)\n", infos.banned)
if w.readDefaultString("y") != "y" {
// The user might want to clear the entire list, although generally probably not
fmt.Println()
fmt.Printf("Clear out blacklist and start over (y/n)? (default = no)\n")
if w.readDefaultString("n") != "n" {
infos.banned = nil
}
// Offer the user to explicitly add/remove certain IP addresses
fmt.Println()
fmt.Println("Which additional IP addresses should be blacklisted?")
for {
if ip := w.readIPAddress(); ip != "" {
infos.banned = append(infos.banned, ip)
continue
}
break
}
fmt.Println()
fmt.Println("Which IP addresses should not be blacklisted?")
for {
if ip := w.readIPAddress(); ip != "" {
for i, addr := range infos.banned {
if ip == addr {
infos.banned = append(infos.banned[:i], infos.banned[i+1:]...)
break
}
}
continue
}
break
}
sort.Strings(infos.banned)
}
}
// Try to deploy the ethstats server on the host
nocache := false
if existed {
fmt.Println()
fmt.Printf("Should the ethstats be built from scratch (y/n)? (default = no)\n")
nocache = w.readDefaultString("n") != "n"
}
trusted := make([]string, 0, len(w.servers))
for _, client := range w.servers {
if client != nil {
trusted = append(trusted, client.address)
}
}
if out, err := deployEthstats(client, w.network, infos.port, infos.secret, infos.host, trusted, infos.banned, nocache); err != nil {
log.Error("Failed to deploy ethstats container", "err", err)
if len(out) > 0 {
fmt.Printf("%s\n", out)
}
return
}
// All ok, run a network scan to pick any changes up
w.networkStats()
}
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