Files
warewulf/internal/pkg/node/constructors.go
Michael L. Young 13ad67e56e Add IPMI Port Configuration
This commit adds the ability to configure the default IPMI port for a
profile or per node. If the port is not set, we default to 623.

Updated some areas to default to 'lan' for IPMI interface if it has not
been set.
2021-08-24 19:11:39 -04:00

296 lines
8.0 KiB
Go

package node
import (
"fmt"
"io/ioutil"
"sort"
"strings"
"github.com/hpcng/warewulf/internal/pkg/errors"
"github.com/hpcng/warewulf/internal/pkg/wwlog"
"gopkg.in/yaml.v2"
)
const ConfigFile = "/etc/warewulf/nodes.conf"
func New() (nodeYaml, error) {
var ret nodeYaml
wwlog.Printf(wwlog.DEBUG, "Opening node configuration file: %s\n", ConfigFile)
data, err := ioutil.ReadFile(ConfigFile)
if err != nil {
fmt.Printf("error reading node configuration file\n")
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
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.Keys = make(map[string]*Entry)
n.SystemOverlay.SetDefault("default")
n.RuntimeOverlay.SetDefault("default")
n.Ipxe.SetDefault("default")
n.Init.SetDefault("/sbin/init")
n.Root.SetDefault("initramfs")
n.KernelArgs.SetDefault("quiet crashkernel=no vga=791 rootfstype=rootfs")
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.KernelVersion.Set(node.KernelVersion)
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.SystemOverlay.Set(node.SystemOverlay)
n.RuntimeOverlay.Set(node.RuntimeOverlay)
n.Root.Set(node.Root)
n.Discoverable.SetB(node.Discoverable)
for devname, netdev := range node.NetDevs {
if _, ok := n.NetDevs[devname]; !ok {
var netdev NetDevEntry
n.NetDevs[devname] = &netdev
}
n.NetDevs[devname].Ipaddr.Set(netdev.Ipaddr)
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].Default.SetB(netdev.Default)
}
for keyname, key := range node.Keys {
if _, ok := n.Keys[keyname]; !ok {
var key Entry
n.Keys[keyname] = &key
}
n.Keys[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.KernelVersion.SetAlt(config.NodeProfiles[p].KernelVersion, 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.SystemOverlay.SetAlt(config.NodeProfiles[p].SystemOverlay, p)
n.RuntimeOverlay.SetAlt(config.NodeProfiles[p].RuntimeOverlay, p)
n.Root.SetAlt(config.NodeProfiles[p].Root, 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].Ipaddr.SetAlt(netdev.Ipaddr, p)
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].Default.SetAltB(netdev.Default, p)
}
for keyname, key := range config.NodeProfiles[p].Keys {
if _, ok := n.Keys[keyname]; !ok {
var key Entry
n.Keys[keyname] = &key
}
n.Keys[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.Keys = make(map[string]*Entry)
p.Id.Set(name)
p.Comment.Set(profile.Comment)
p.ContainerName.Set(profile.ContainerName)
p.Ipxe.Set(profile.Ipxe)
p.Init.Set(profile.Init)
p.KernelVersion.Set(profile.KernelVersion)
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.RuntimeOverlay.Set(profile.RuntimeOverlay)
p.SystemOverlay.Set(profile.SystemOverlay)
p.Root.Set(profile.Root)
p.Discoverable.SetB(profile.Discoverable)
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].Ipaddr.Set(netdev.Ipaddr)
p.NetDevs[devname].Netmask.Set(netdev.Netmask)
p.NetDevs[devname].Hwaddr.Set(netdev.Hwaddr)
p.NetDevs[devname].Gateway.Set(netdev.Gateway)
p.NetDevs[devname].Type.Set(netdev.Type)
p.NetDevs[devname].Default.SetB(netdev.Default)
}
for keyname, key := range profile.Keys {
if _, ok := p.Keys[keyname]; !ok {
var key Entry
p.Keys[keyname] = &key
}
p.Keys[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")
}
func (config *nodeYaml) FindByHwaddr(hwa string) (NodeInfo, error) {
var ret NodeInfo
n, _ := config.FindAllNodes()
for _, node := range n {
for _, dev := range node.NetDevs {
if dev.Hwaddr.Get() == hwa {
return node, nil
}
}
}
return ret, errors.New("No nodes found with HW Addr: " + hwa)
}
func (config *nodeYaml) FindByIpaddr(ipaddr string) (NodeInfo, error) {
var ret NodeInfo
n, _ := config.FindAllNodes()
for _, node := range n {
for _, dev := range node.NetDevs {
if dev.Ipaddr.Get() == ipaddr {
return node, nil
}
}
}
return ret, errors.New("No nodes found with IP Addr: " + ipaddr)
}