model

package
v0.0.2 Latest Latest
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 Go to latest Published: Jul 2, 2020 License: GPL-3.0 Imports: 19 Imported by: 1

Documentation

Overview

Package model provides the data model for grendel

Index

Constants

View Source 
const (
	HostKeyPrefix      = "host"
	BootImageKeyPrefix = "image"
)

Variables

View Source 
var (

	// ErrNotFound is returned when a model is not found in the store
	ErrNotFound = errors.New("not found")

	// ErrInvalidData is returned when a model is is missing required data
	ErrInvalidData = errors.New("invalid data")
)

Functions

func NewBootToken 

func NewBootToken(id, mac string) (string, error)

func NewFirmwareToken 

func NewFirmwareToken(mac string, fwtype firmware.Build) (string, error)

func ParseFirmwareToken 

func ParseFirmwareToken(token string) (firmware.Build, error)

Types

type BootClaims 

type BootClaims struct {
	ID  string `json:"id"`
	MAC string `json:"mac"`
}

func ParseBootToken added in v0.0.2 

func ParseBootToken(token string) (*BootClaims, error)

type BootImage 

type BootImage struct {
	ID          ksuid.KSUID `json:"id"`
	Name        string      `json:"name" validate:"required"`
	KernelPath  string      `json:"kernel" validate:"required"`
	InitrdPaths []string    `json:"initrd"`
	LiveImage   string      `json:"liveimg"`
	CommandLine string      `json:"cmdline"`
	Verify      bool        `json:"verify"`
}

func (*BootImage) CheckPathsExist 

func (b *BootImage) CheckPathsExist() error

type BootImageList 

type BootImageList []*BootImage

func NewBootImageList 

func NewBootImageList() BootImageList

type BuntStore 

type BuntStore struct {
	// contains filtered or unexported fields
}

BuntStore implements a Grendel Datastore using BuntDB

func NewBuntStore 

func NewBuntStore(filename string) (*BuntStore, error)

NewBuntStore returns a new BuntStore using the given database filename. For memory only you can provide `:memory:`

func (*BuntStore) BootImages 

func (s *BuntStore) BootImages() (BootImageList, error)

BootImages returns a list of all boot images

func (*BuntStore) Close 

func (s *BuntStore) Close() error

Close closes the BuntStore database

func (*BuntStore) FindHosts 

func (s *BuntStore) FindHosts(ns *nodeset.NodeSet) (HostList, error)

FindHosts returns a list of all the hosts in the given NodeSet

func (*BuntStore) Hosts 

func (s *BuntStore) Hosts() (HostList, error)

Hosts returns a list of all the hosts

func (*BuntStore) LoadBootImage 

func (s *BuntStore) LoadBootImage(name string) (*BootImage, error)

LoadBootImage returns a BootImage with the given name

func (*BuntStore) LoadHostFromID 

func (s *BuntStore) LoadHostFromID(id string) (*Host, error)

LoadHostFromID returns the Host with the given ID

func (*BuntStore) LoadHostFromMAC 

func (s *BuntStore) LoadHostFromMAC(mac string) (*Host, error)

LoadHostFromMAC returns the Host that has a network interface with the give MAC address

func (*BuntStore) LoadHostFromName 

func (s *BuntStore) LoadHostFromName(name string) (*Host, error)

LoadHostFromName returns the Host with the given name

func (*BuntStore) ProvisionHosts 

func (s *BuntStore) ProvisionHosts(ns *nodeset.NodeSet, provision bool) error

ProvisionHosts sets all hosts in the given NodeSet to provision (true) or unprovision (false)

func (*BuntStore) ResolveIPv4 

func (s *BuntStore) ResolveIPv4(fqdn string) ([]net.IP, error)

ResolveIPv4 returns the list of IPv4 addresses with the given FQDN

func (*BuntStore) ReverseResolve 

func (s *BuntStore) ReverseResolve(ip string) ([]string, error)

ReverseResolve returns the list of FQDNs for the given IP

func (*BuntStore) SetBootImage 

func (s *BuntStore) SetBootImage(ns *nodeset.NodeSet, name string) error

SetBootImage sets all hosts to use the BootImage with the given name

func (*BuntStore) StoreBootImage 

func (s *BuntStore) StoreBootImage(image *BootImage) error

StoreBootImage stores a boot image in the data store. If the boot image exists it is overwritten

func (*BuntStore) StoreBootImages 

func (s *BuntStore) StoreBootImages(images BootImageList) error

StoreBootImages stores a list of boot images in the data store. If the boot image exists it is overwritten

func (*BuntStore) StoreHost 

func (s *BuntStore) StoreHost(host *Host) error

StoreHost stores a host in the data store. If the host exists it is overwritten

func (*BuntStore) StoreHosts 

func (s *BuntStore) StoreHosts(hosts HostList) error

StoreHosts stores a list of host in the data store. If the host exists it is overwritten

type DataStore 

type DataStore interface {
	// BootImages returns a list of all boot images
	BootImages() (BootImageList, error)

	// LoadBootImage returns a BootImage with the given name
	LoadBootImage(name string) (*BootImage, error)

	// StoreBootImage stores the BootImage in the data store
	StoreBootImage(image *BootImage) error

	// StoreBootImages stores a list of BootImages in the data store
	StoreBootImages(images BootImageList) error

	// SetBootImage sets all hosts to use the BootImage with the given name
	SetBootImage(ns *nodeset.NodeSet, name string) error

	// Hosts returns a list of all the hosts
	Hosts() (HostList, error)

	// FindHosts returns a list of all the hosts in the given NodeSet
	FindHosts(ns *nodeset.NodeSet) (HostList, error)

	// ProvisionHosts sets all hosts in the given NodeSet to provision (true) or unprovision (false)
	ProvisionHosts(ns *nodeset.NodeSet, provision bool) error

	// StoreHosts stores a hosts in the data store. If the host exists it is overwritten
	StoreHost(host *Host) error

	// StoreHosts stores a list of hosts in the data store. If the host exists it is overwritten
	StoreHosts(hosts HostList) error

	// LoadHostFromID returns the Host with the given ID
	LoadHostFromID(id string) (*Host, error)

	// LoadHostFromName returns the Host with the given name
	LoadHostFromName(name string) (*Host, error)

	// LoadHostFromMAC returns the Host that has a network interface with the give MAC address
	LoadHostFromMAC(mac string) (*Host, error)

	// ResolveIPv4 returns the list of IPv4 addresses with the given FQDN
	ResolveIPv4(fqdn string) ([]net.IP, error)

	// ReverseResolve returns the list of FQDNs for the given IP
	ReverseResolve(ip string) ([]string, error)

	// Close data store
	Close() error
}

DataStore

func NewDataStore 

func NewDataStore(path string) (DataStore, error)

type Host 

type Host struct {
	ID         ksuid.KSUID     `json:"id,omitempty"`
	Name       string          `json:"name" validate:"required,hostname"`
	Interfaces []*NetInterface `json:"interfaces"`
	Provision  bool            `json:"provision"`
	Firmware   firmware.Build  `json:"firmware"`
	BootImage  string          `json:"boot_image"`
}

func (*Host) FromJSON 

func (h *Host) FromJSON(hostJSON string)

func (*Host) Interface 

func (h *Host) Interface(mac net.HardwareAddr) *NetInterface

func (*Host) InterfaceBMC 

func (h *Host) InterfaceBMC() *NetInterface

func (*Host) MarshalJSON 

func (h *Host) MarshalJSON() ([]byte, error)

func (*Host) ToJSON 

func (h *Host) ToJSON() string

func (*Host) UnmarshalJSON 

func (h *Host) UnmarshalJSON(data []byte) error

type HostList 

type HostList []*Host

func NewHostList 

func NewHostList() HostList

func (HostList) FilterPrefix 

func (hl HostList) FilterPrefix(prefix string) HostList

type HostMap 

type HostMap struct {
	sync.RWMutex
	// contains filtered or unexported fields
}

func NewHostMap 

func NewHostMap() *HostMap

func (*HostMap) Delete 

func (hm *HostMap) Delete(key string)

func (*HostMap) Load 

func (hm *HostMap) Load(key string) (*Host, bool)

func (*HostMap) Store 

func (hm *HostMap) Store(key string, value *Host)

type NetInterface 

type NetInterface struct {
	MAC  net.HardwareAddr `json:"mac" validate:"required"`
	Name string           `json:"ifname"`
	IP   net.IP           `json:"ip"`
	FQDN string           `json:"fqdn"`
	BMC  bool             `json:"bmc"`
}

func (*NetInterface) MarshalJSON 

func (n *NetInterface) MarshalJSON() ([]byte, error)

func (*NetInterface) UnmarshalJSON 

func (n *NetInterface) UnmarshalJSON(data []byte) error

Source Files

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