/
root.go
50 lines (43 loc) · 1.08 KB
/
root.go
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package cmd
import (
"context"
"os"
"os/signal"
"syscall"
"github.com/fatih/color"
"github.com/spf13/cobra"
)
var (
rootCmd = &cobra.Command{
Use: "rosetta-vite",
Short: "Vite implementation of the Rosetta API",
}
// SignalReceived is set to true when a signal causes us to exit. This makes
// determining the error message to show on exit much more easy.
SignalReceived = false
)
// Execute handles all invocations of the
// rosetta-vite cmd.
func Execute() error {
return rootCmd.Execute()
}
func init() {
rootCmd.AddCommand(runCmd)
rootCmd.AddCommand(utilsBootstrapCmd)
rootCmd.AddCommand(utilsSignCmd)
}
// handleSignals handles OS signals so we can ensure we close database
// correctly. We call multiple sigListeners because we
// may need to cancel more than 1 context.
func handleSignals(listeners []context.CancelFunc) {
sigs := make(chan os.Signal, 1)
signal.Notify(sigs, syscall.SIGINT, syscall.SIGTERM)
go func() {
sig := <-sigs
color.Red("received signal", "signal", sig)
SignalReceived = true
for _, listener := range listeners {
listener()
}
}()
}