func copyFile(from, to string) (err error) {
var src, dst *os.File
wd, _ := os.Getwd()
target := path.Join(wd, to)
if src, err = os.Open(from); err != nil {
slog.Colorized(" {red}fail{reset} " + to)
return err
}
defer src.Close()
if dst, err = os.OpenFile(target, os.O_RDWR|os.O_CREATE|os.O_EXCL, 0666); err != nil {
slog.Colorized(" {red}exists{reset} " + to)
return err
}
defer dst.Close()
if _, err = io.Copy(dst, src); err != nil {
slog.Colorized(" {red}fail{reset} " + to)
return err
}
slog.Colorized(" {brightgreen}create{reset} " + to)
return nil
}
func doRun() int {
slog.Colorized("{green}Starting {yellow}Z{red}e{blue}u{magenta}s{green} server")
zerror.Init()
var tree *processtree.ProcessTree = config.BuildProcessTree()
done := make(chan bool)
// Start processes and register them for exit when the function returns.
filesChanged, filemonitorDone := filemonitor.Start(done)
defer exit(processtree.StartSlaveMonitor(tree, done), done)
defer exit(clienthandler.Start(tree, done), done)
defer exit(filemonitorDone, done)
defer slog.Suppress()
defer zerror.PrintFinalOutput()
defer exit(statuschart.Start(tree, done), done)
c := make(chan os.Signal, 1)
signal.Notify(c, terminatingSignals...)
for {
select {
case sig := <-c:
if sig == syscall.SIGINT {
return 0
} else {
return 1
}
case changed := <-filesChanged:
go tree.RestartNodesWithFeature(changed)
}
}
return -1 // satisfy the compiler
}