open-nomad/command/syslog_plugin.go

44 lines
880 B
Go

package command
import (
"os"
"strings"
"github.com/hashicorp/go-plugin"
"github.com/hashicorp/nomad/client/driver"
)
type SyslogPluginCommand struct {
Meta
}
func (e *SyslogPluginCommand) Help() string {
helpText := `
This is a command used by Nomad internally to launch a syslog collector"
`
return strings.TrimSpace(helpText)
}
func (s *SyslogPluginCommand) Synopsis() string {
return "internal - lanch a syslog collector plugin"
}
func (s *SyslogPluginCommand) Run(args []string) int {
if len(args) == 0 {
s.Ui.Error("log output file isn't provided")
}
logFileName := args[0]
stdo, err := os.OpenFile(logFileName, os.O_CREATE|os.O_RDWR|os.O_APPEND, 0666)
if err != nil {
s.Ui.Error(err.Error())
return 1
}
plugin.Serve(&plugin.ServeConfig{
HandshakeConfig: driver.HandshakeConfig,
Plugins: driver.GetPluginMap(stdo),
})
return 0
}