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system: Add more logging for networkd

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This commit is contained in:
Alex Crawford 2014-07-21 11:25:22 -07:00
parent 7a06dee16f
commit 21e32e44f8
1 changed files with 6 additions and 0 deletions
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6
system/networkd.go
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@ -2,6 +2,7 @@ package system
import ( import (
"fmt" "fmt"
"log"
"net" "net"
"os/exec" "os/exec"
"strings" "strings"
@ -52,6 +53,7 @@ func downNetworkInterfaces(interfaces []network.InterfaceGenerator) error {
for _, iface := range interfaces { for _, iface := range interfaces {
if systemInterface, ok := sysInterfaceMap[iface.Name()]; ok { if systemInterface, ok := sysInterfaceMap[iface.Name()]; ok {
log.Printf("Taking down interface %q\n", systemInterface.Name)
if err := netlink.NetworkLinkDown(systemInterface); err != nil { if err := netlink.NetworkLinkDown(systemInterface); err != nil {
fmt.Printf("Error while downing interface %q (%s). Continuing...\n", systemInterface.Name, err) fmt.Printf("Error while downing interface %q (%s). Continuing...\n", systemInterface.Name, err)
} }
@ -64,6 +66,7 @@ func downNetworkInterfaces(interfaces []network.InterfaceGenerator) error {
func maybeProbe8012q(interfaces []network.InterfaceGenerator) error { func maybeProbe8012q(interfaces []network.InterfaceGenerator) error {
for _, iface := range interfaces { for _, iface := range interfaces {
if iface.Type() == "vlan" { if iface.Type() == "vlan" {
log.Printf("Probing LKM %q (%q)\n", "8021q", "8021q")
return exec.Command("modprobe", "8021q").Run() return exec.Command("modprobe", "8021q").Run()
} }
} }
@ -78,10 +81,12 @@ func maybeProbeBonding(interfaces []network.InterfaceGenerator) error {
break break
} }
} }
log.Printf("Probing LKM %q (%q)\n", "bonding", args)
return exec.Command("modprobe", args...).Run() return exec.Command("modprobe", args...).Run()
} }
func restartNetworkd() error { func restartNetworkd() error {
log.Printf("Restarting networkd.service\n")
_, err := NewUnitManager("").RunUnitCommand("restart", "systemd-networkd.service") _, err := NewUnitManager("").RunUnitCommand("restart", "systemd-networkd.service")
return err return err
} }
@ -108,6 +113,7 @@ func writeConfig(filename string, config string) error {
if config == "" { if config == "" {
return nil return nil
} }
log.Printf("Writing networkd unit %q\n", filename)
_, err := WriteFile(&File{Content: config, Path: filename}, runtimeNetworkPath) _, err := WriteFile(&File{Content: config, Path: filename}, runtimeNetworkPath)
return err return err
} }