55bf1695de
As soon as in warewulf.conf a value for ipaddr6 is defined all nodes will get a derived ipv6 address if not the ipv6 is not explicitly set.
355 lines
10 KiB
Go
355 lines
10 KiB
Go
package node
|
|
|
|
import (
|
|
"errors"
|
|
"fmt"
|
|
"io/ioutil"
|
|
"net"
|
|
"path"
|
|
"sort"
|
|
"strings"
|
|
|
|
"github.com/hpcng/warewulf/internal/pkg/buildconfig"
|
|
"github.com/hpcng/warewulf/internal/pkg/warewulfconf"
|
|
"github.com/hpcng/warewulf/internal/pkg/wwlog"
|
|
|
|
"gopkg.in/yaml.v2"
|
|
)
|
|
|
|
var ConfigFile string
|
|
|
|
func init() {
|
|
if ConfigFile == "" {
|
|
ConfigFile = path.Join(buildconfig.SYSCONFDIR(), "warewulf/nodes.conf")
|
|
}
|
|
}
|
|
|
|
func New() (nodeYaml, error) {
|
|
var ret nodeYaml
|
|
|
|
wwlog.Printf(wwlog.VERBOSE, "Opening node configuration file: %s\n", ConfigFile)
|
|
data, err := ioutil.ReadFile(ConfigFile)
|
|
if err != nil {
|
|
return ret, err
|
|
}
|
|
|
|
wwlog.Printf(wwlog.DEBUG, "Unmarshaling the node configuration\n")
|
|
err = yaml.Unmarshal(data, &ret)
|
|
if err != nil {
|
|
return ret, err
|
|
}
|
|
|
|
wwlog.Printf(wwlog.DEBUG, "Returning node object\n")
|
|
|
|
return ret, nil
|
|
}
|
|
|
|
func (config *nodeYaml) FindAllNodes() ([]NodeInfo, error) {
|
|
var ret []NodeInfo
|
|
wwconfig, err := warewulfconf.New()
|
|
if err != nil {
|
|
return ret, err
|
|
}
|
|
wwlog.Printf(wwlog.DEBUG, "Finding all nodes...\n")
|
|
for nodename, node := range config.Nodes {
|
|
var n NodeInfo
|
|
|
|
wwlog.Printf(wwlog.DEBUG, "In node loop: %s\n", nodename)
|
|
n.NetDevs = make(map[string]*NetDevEntry)
|
|
n.Tags = make(map[string]*Entry)
|
|
n.SystemOverlay.SetDefault("wwinit")
|
|
n.RuntimeOverlay.SetDefault("generic")
|
|
n.Ipxe.SetDefault("default")
|
|
n.Init.SetDefault("/sbin/init")
|
|
n.Root.SetDefault("initramfs")
|
|
n.KernelArgs.SetDefault("quiet crashkernel=no vga=791")
|
|
|
|
fullname := strings.SplitN(nodename, ".", 2)
|
|
if len(fullname) > 1 {
|
|
n.ClusterName.SetDefault(fullname[1])
|
|
}
|
|
|
|
if len(node.Profiles) == 0 {
|
|
n.Profiles = []string{"default"}
|
|
} else {
|
|
n.Profiles = node.Profiles
|
|
}
|
|
|
|
n.Id.Set(nodename)
|
|
n.Comment.Set(node.Comment)
|
|
n.ContainerName.Set(node.ContainerName)
|
|
n.KernelArgs.Set(node.KernelArgs)
|
|
n.ClusterName.Set(node.ClusterName)
|
|
n.Ipxe.Set(node.Ipxe)
|
|
n.Init.Set(node.Init)
|
|
n.IpmiIpaddr.Set(node.IpmiIpaddr)
|
|
n.IpmiNetmask.Set(node.IpmiNetmask)
|
|
n.IpmiPort.Set(node.IpmiPort)
|
|
n.IpmiGateway.Set(node.IpmiGateway)
|
|
n.IpmiUserName.Set(node.IpmiUserName)
|
|
n.IpmiPassword.Set(node.IpmiPassword)
|
|
n.IpmiInterface.Set(node.IpmiInterface)
|
|
n.IpmiWrite.SetB(node.IpmiWrite)
|
|
n.SystemOverlay.Set(node.SystemOverlay)
|
|
n.RuntimeOverlay.Set(node.RuntimeOverlay)
|
|
n.Root.Set(node.Root)
|
|
n.AssetKey.Set(node.AssetKey)
|
|
n.Discoverable.Set(node.Discoverable)
|
|
|
|
if node.KernelOverride != "" {
|
|
n.KernelOverride.Set(node.KernelOverride)
|
|
} else if node.KernelVersion != "" {
|
|
n.KernelOverride.Set(node.KernelVersion)
|
|
}
|
|
|
|
for devname, netdev := range node.NetDevs {
|
|
if _, ok := n.NetDevs[devname]; !ok {
|
|
var netdev NetDevEntry
|
|
n.NetDevs[devname] = &netdev
|
|
}
|
|
n.NetDevs[devname].Device.Set(netdev.Device)
|
|
n.NetDevs[devname].Ipaddr.Set(netdev.Ipaddr)
|
|
n.NetDevs[devname].Ipaddr6.Set(netdev.Ipaddr6)
|
|
|
|
// Derive value of ipv6 address from ipv4 if not explicitly set
|
|
if wwconfig.Ipaddr6 != "" {
|
|
ipv4Arr := strings.Split(netdev.Ipaddr, ".")
|
|
// error can be ignored as check was done at init
|
|
_, ipv6Net, _ := net.ParseCIDR(wwconfig.Ipaddr6)
|
|
mSize, _ := ipv6Net.Mask.Size()
|
|
ipv6str := fmt.Sprintf("%s%s:%s:%s:%s/%v",
|
|
ipv6Net.IP.String(), ipv4Arr[0], ipv4Arr[1], ipv4Arr[2], ipv4Arr[3], mSize)
|
|
if strings.Count(ipv6Net.IP.String(), ":") == 5 {
|
|
ipv6str = strings.Replace(ipv6str, "::", ":", -1)
|
|
}
|
|
n.NetDevs[devname].Ipaddr6.SetDefault(ipv6str)
|
|
}
|
|
n.NetDevs[devname].Netmask.Set(netdev.Netmask)
|
|
n.NetDevs[devname].Hwaddr.Set(netdev.Hwaddr)
|
|
n.NetDevs[devname].Gateway.Set(netdev.Gateway)
|
|
n.NetDevs[devname].Type.Set(netdev.Type)
|
|
n.NetDevs[devname].OnBoot.Set(netdev.OnBoot)
|
|
n.NetDevs[devname].Default.Set(netdev.Default)
|
|
// for just one netdev, it is always the default
|
|
if len(node.NetDevs) == 1 {
|
|
n.NetDevs[devname].Default.Set("true")
|
|
}
|
|
}
|
|
|
|
// Merge Keys into Tags for backwards compatibility
|
|
if len(node.Tags) == 0 {
|
|
node.Tags = make(map[string]string)
|
|
}
|
|
for keyname, key := range node.Keys {
|
|
node.Tags[keyname] = key
|
|
delete(node.Keys, keyname)
|
|
}
|
|
|
|
for keyname, key := range node.Tags {
|
|
if _, ok := n.Tags[keyname]; !ok {
|
|
var key Entry
|
|
n.Tags[keyname] = &key
|
|
}
|
|
n.Tags[keyname].Set(key)
|
|
}
|
|
|
|
for _, p := range n.Profiles {
|
|
if _, ok := config.NodeProfiles[p]; !ok {
|
|
wwlog.Printf(wwlog.WARN, "Profile not found for node '%s': %s\n", nodename, p)
|
|
continue
|
|
}
|
|
|
|
wwlog.Printf(wwlog.VERBOSE, "Merging profile into node: %s <- %s\n", nodename, p)
|
|
|
|
n.Comment.SetAlt(config.NodeProfiles[p].Comment, p)
|
|
n.ClusterName.SetAlt(config.NodeProfiles[p].ClusterName, p)
|
|
n.ContainerName.SetAlt(config.NodeProfiles[p].ContainerName, p)
|
|
n.KernelArgs.SetAlt(config.NodeProfiles[p].KernelArgs, p)
|
|
n.Ipxe.SetAlt(config.NodeProfiles[p].Ipxe, p)
|
|
n.Init.SetAlt(config.NodeProfiles[p].Init, p)
|
|
n.IpmiIpaddr.SetAlt(config.NodeProfiles[p].IpmiIpaddr, p)
|
|
n.IpmiNetmask.SetAlt(config.NodeProfiles[p].IpmiNetmask, p)
|
|
n.IpmiPort.SetAlt(config.NodeProfiles[p].IpmiPort, p)
|
|
n.IpmiGateway.SetAlt(config.NodeProfiles[p].IpmiGateway, p)
|
|
n.IpmiUserName.SetAlt(config.NodeProfiles[p].IpmiUserName, p)
|
|
n.IpmiPassword.SetAlt(config.NodeProfiles[p].IpmiPassword, p)
|
|
n.IpmiInterface.SetAlt(config.NodeProfiles[p].IpmiInterface, p)
|
|
n.IpmiWrite.SetB(config.NodeProfiles[p].IpmiWrite)
|
|
n.SystemOverlay.SetAlt(config.NodeProfiles[p].SystemOverlay, p)
|
|
n.RuntimeOverlay.SetAlt(config.NodeProfiles[p].RuntimeOverlay, p)
|
|
n.Root.SetAlt(config.NodeProfiles[p].Root, p)
|
|
n.AssetKey.SetAlt(config.NodeProfiles[p].AssetKey, p)
|
|
n.Discoverable.SetAlt(config.NodeProfiles[p].Discoverable, p)
|
|
|
|
if config.NodeProfiles[p].KernelOverride != "" {
|
|
n.KernelOverride.SetAlt(config.NodeProfiles[p].KernelOverride, p)
|
|
} else if config.NodeProfiles[p].KernelVersion != "" {
|
|
n.KernelOverride.SetAlt(config.NodeProfiles[p].KernelVersion, p)
|
|
}
|
|
|
|
for devname, netdev := range config.NodeProfiles[p].NetDevs {
|
|
if _, ok := n.NetDevs[devname]; !ok {
|
|
var netdev NetDevEntry
|
|
n.NetDevs[devname] = &netdev
|
|
}
|
|
wwlog.Printf(wwlog.DEBUG, "Updating profile (%s) netdev: %s\n", p, devname)
|
|
|
|
n.NetDevs[devname].Device.SetAlt(netdev.Device, p)
|
|
//n.NetDevs[devname].Ipaddr.SetAlt(netdev.Ipaddr, p) <- Ipaddr must be uniq
|
|
n.NetDevs[devname].Netmask.SetAlt(netdev.Netmask, p)
|
|
n.NetDevs[devname].Hwaddr.SetAlt(netdev.Hwaddr, p)
|
|
n.NetDevs[devname].Gateway.SetAlt(netdev.Gateway, p)
|
|
n.NetDevs[devname].Type.SetAlt(netdev.Type, p)
|
|
n.NetDevs[devname].OnBoot.SetAlt(netdev.OnBoot, p)
|
|
n.NetDevs[devname].Default.SetAlt(netdev.Default, p)
|
|
}
|
|
|
|
// Merge Keys into Tags for backwards compatibility
|
|
if len(config.NodeProfiles[p].Tags) == 0 {
|
|
config.NodeProfiles[p].Tags = make(map[string]string)
|
|
}
|
|
for keyname, key := range config.NodeProfiles[p].Keys {
|
|
config.NodeProfiles[p].Tags[keyname] = key
|
|
delete(config.NodeProfiles[p].Keys, keyname)
|
|
}
|
|
|
|
for keyname, key := range config.NodeProfiles[p].Tags {
|
|
if _, ok := n.Tags[keyname]; !ok {
|
|
var key Entry
|
|
n.Tags[keyname] = &key
|
|
}
|
|
n.Tags[keyname].SetAlt(key, p)
|
|
}
|
|
}
|
|
|
|
ret = append(ret, n)
|
|
|
|
}
|
|
|
|
sort.Slice(ret, func(i, j int) bool {
|
|
if ret[i].ClusterName.Get() < ret[j].ClusterName.Get() {
|
|
return true
|
|
} else if ret[i].ClusterName.Get() == ret[j].ClusterName.Get() {
|
|
if ret[i].Id.Get() < ret[j].Id.Get() {
|
|
return true
|
|
}
|
|
}
|
|
return false
|
|
})
|
|
|
|
return ret, nil
|
|
}
|
|
|
|
func (config *nodeYaml) FindAllProfiles() ([]NodeInfo, error) {
|
|
var ret []NodeInfo
|
|
|
|
for name, profile := range config.NodeProfiles {
|
|
var p NodeInfo
|
|
p.NetDevs = make(map[string]*NetDevEntry)
|
|
p.Tags = make(map[string]*Entry)
|
|
|
|
p.Id.Set(name)
|
|
p.Comment.Set(profile.Comment)
|
|
p.ClusterName.Set(profile.ClusterName)
|
|
p.ContainerName.Set(profile.ContainerName)
|
|
p.Ipxe.Set(profile.Ipxe)
|
|
p.Init.Set(profile.Init)
|
|
p.KernelArgs.Set(profile.KernelArgs)
|
|
p.IpmiNetmask.Set(profile.IpmiNetmask)
|
|
p.IpmiPort.Set(profile.IpmiPort)
|
|
p.IpmiGateway.Set(profile.IpmiGateway)
|
|
p.IpmiUserName.Set(profile.IpmiUserName)
|
|
p.IpmiPassword.Set(profile.IpmiPassword)
|
|
p.IpmiInterface.Set(profile.IpmiInterface)
|
|
p.IpmiWrite.SetB(profile.IpmiWrite)
|
|
p.RuntimeOverlay.Set(profile.RuntimeOverlay)
|
|
p.SystemOverlay.Set(profile.SystemOverlay)
|
|
p.Root.Set(profile.Root)
|
|
p.AssetKey.Set(profile.AssetKey)
|
|
p.Discoverable.Set(profile.Discoverable)
|
|
|
|
if profile.KernelOverride != "" {
|
|
p.KernelOverride.Set(profile.KernelOverride)
|
|
} else if profile.KernelVersion != "" {
|
|
p.KernelOverride.Set(profile.KernelVersion)
|
|
}
|
|
|
|
for devname, netdev := range profile.NetDevs {
|
|
if _, ok := p.NetDevs[devname]; !ok {
|
|
var netdev NetDevEntry
|
|
p.NetDevs[devname] = &netdev
|
|
}
|
|
|
|
wwlog.Printf(wwlog.DEBUG, "Updating profile netdev: %s\n", devname)
|
|
|
|
p.NetDevs[devname].Device.Set(netdev.Device)
|
|
p.NetDevs[devname].Netmask.Set(netdev.Netmask)
|
|
p.NetDevs[devname].Gateway.Set(netdev.Gateway)
|
|
p.NetDevs[devname].Type.Set(netdev.Type)
|
|
p.NetDevs[devname].OnBoot.Set(netdev.OnBoot)
|
|
p.NetDevs[devname].Default.Set(netdev.Default)
|
|
|
|
// The following should not be set in a profile.
|
|
if netdev.Ipaddr != "" {
|
|
wwlog.Printf(wwlog.WARN, "Ignoring ip address %v in profile %v\n", netdev.Ipaddr, name)
|
|
}
|
|
if netdev.Hwaddr != "" {
|
|
wwlog.Printf(wwlog.WARN, "Ignoring hardware address %v in profile %v\n", netdev.Hwaddr, name)
|
|
}
|
|
}
|
|
|
|
// Merge Keys into Tags for backwards compatibility
|
|
if len(profile.Tags) == 0 {
|
|
profile.Tags = make(map[string]string)
|
|
}
|
|
for keyname, key := range profile.Keys {
|
|
profile.Tags[keyname] = key
|
|
delete(profile.Keys, keyname)
|
|
}
|
|
|
|
for keyname, key := range profile.Tags {
|
|
if _, ok := p.Tags[keyname]; !ok {
|
|
var key Entry
|
|
p.Tags[keyname] = &key
|
|
}
|
|
p.Tags[keyname].Set(key)
|
|
}
|
|
|
|
// TODO: Validate or die on all inputs
|
|
|
|
ret = append(ret, p)
|
|
}
|
|
|
|
sort.Slice(ret, func(i, j int) bool {
|
|
if ret[i].ClusterName.Get() < ret[j].ClusterName.Get() {
|
|
return true
|
|
} else if ret[i].ClusterName.Get() == ret[j].ClusterName.Get() {
|
|
if ret[i].Id.Get() < ret[j].Id.Get() {
|
|
return true
|
|
}
|
|
}
|
|
return false
|
|
})
|
|
|
|
return ret, nil
|
|
}
|
|
|
|
func (config *nodeYaml) FindDiscoverableNode() (NodeInfo, string, error) {
|
|
var ret NodeInfo
|
|
|
|
nodes, _ := config.FindAllNodes()
|
|
|
|
for _, node := range nodes {
|
|
if !node.Discoverable.GetB() {
|
|
continue
|
|
}
|
|
for netdev, dev := range node.NetDevs {
|
|
if !dev.Hwaddr.Defined() {
|
|
return node, netdev, nil
|
|
}
|
|
}
|
|
}
|
|
|
|
return ret, "", errors.New("no unconfigured nodes found")
|
|
}
|