Files
warewulf/internal/pkg/configure/dhcp.go
Jonathon Anderson 22910958b5 Replace all instances of wwlog.Printf
wwlog provides named loggers for each level, which requires
less code and is clearer than wwlog.Printf. The code has
included a mix of both, but this commit consolidates existing
code on the per-level functions.

Signed-off-by: Jonathon Anderson <janderson@ciq.co>
2022-09-11 08:00:23 -06:00

56 lines
1.3 KiB
Go

package configure
import (
"fmt"
"os"
"github.com/hpcng/warewulf/internal/pkg/overlay"
"github.com/hpcng/warewulf/internal/pkg/util"
"github.com/hpcng/warewulf/internal/pkg/warewulfconf"
"github.com/hpcng/warewulf/internal/pkg/wwlog"
"github.com/pkg/errors"
)
/*
Configures the dhcpd server, when show is set to false, else the
dhcp configuration is checked.
*/
func Dhcp() error {
controller, err := warewulfconf.New()
if err != nil {
wwlog.Error("%s\n", err)
os.Exit(1)
}
if !controller.Dhcp.Enabled {
wwlog.Info("This system is not configured as a Warewulf DHCP controller\n")
os.Exit(1)
}
if controller.Dhcp.RangeStart == "" {
wwlog.Error("Configuration is not defined: `dhcpd range start`\n")
os.Exit(1)
}
if controller.Dhcp.RangeEnd == "" {
wwlog.Error("Configuration is not defined: `dhcpd range end`\n")
os.Exit(1)
}
if controller.Warewulf.EnableHostOverlay {
err = overlay.BuildHostOverlay()
if err != nil {
wwlog.Warn("host overlay could not be built: %s\n", err)
}
} else {
wwlog.Info("host overlays are disabled, did not modify/create dhcpd configuration")
}
fmt.Printf("Enabling and restarting the DHCP services\n")
err = util.SystemdStart(controller.Dhcp.SystemdName)
if err != nil {
return errors.Wrap(err, "failed to start")
}
return nil
}