dao

package
v0.0.0-...-f4f837b Latest Latest
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 Go to latest Published: Aug 31, 2022 License: Apache-2.0, Apache-2.0 Imports: 69 Imported by: 0

Documentation

Index

Constants

View Source 
const CRD = "crd"

CRD identifies a CRD.

View Source 
const (
	DefaultContainerdSocket = "unix:///run/k3s/containerd/containerd.sock"
)

Variables

View Source 
var (
	BenchRx = regexp.MustCompile(`[:|]+`)
)
View Source 
var ItemEOF = new(LogItem)
View Source 
var MetaAccess = NewMeta()

MetaAccess tracks resources metadata.

View Source 
var RestMapping = &RestMapper{}

RestMapping holds k8s resource mapping.

Functions

func BenchConfigFor 

func BenchConfigFor(benchFile, path string) config.BenchConfig

BenchConfigFor returns a custom bench spec if defined otherwise returns the default one.

func Describe 

func Describe(c client.Connection, gvr client.GVR, path string) (string, error)

Describe describes a resource.

func EnsureHelmConfig 

func EnsureHelmConfig(conn client.Connection, ns string) (*action.Configuration, error)

EnsureHelmConfig return a new configuration.

func FQN 

func FQN(ns, n string) string

FQN returns a fully qualified resource name.

func FetchNode 

func FetchNode(ctx context.Context, f Factory, path string) (*v1.Node, error)

FetchNode retrieves a node.

func FetchNodes 

func FetchNodes(ctx context.Context, f Factory, labelsSel string) (*v1.NodeList, error)

FetchNodes retrieves all nodes.

func GetDefaultLogContainer 

func GetDefaultLogContainer(m metav1.ObjectMeta, spec v1.PodSpec) (string, bool)

GetDefaultLogContainer returns a container name if specified in an annotation.

func GetJsonPatch 

func GetJsonPatch(imageSpecs ImageSpecs) ([]byte, error)

GetJsonPatch returns container image patch.

func GetTemplateJsonPatch 

func GetTemplateJsonPatch(imageSpecs ImageSpecs) ([]byte, error)

GetTemplateJsonPatch builds a json patch string to update PodSpec images.

func IsCRD 

func IsCRD(r v1.APIResource) bool

IsCRD checks if resource represents a CRD

func IsFuzzySelector 

func IsFuzzySelector(s string) bool

IsFuzzySelector checks if filter is fuzzy or not.

func IsInverseSelector 

func IsInverseSelector(s string) bool

IsInverseSelector checks if inverse char has been provided.

func IsK8sMeta 

func IsK8sMeta(m metav1.APIResource) bool

IsK8sMeta checks for non resource meta.

func IsK9sMeta 

func IsK9sMeta(m metav1.APIResource) bool

IsK9sMeta checks for non resource meta.

func ListImages 

func ListImages(client internalapi.ImageManagerService, image string) (*pb.ListImagesResponse, error)

ListImages sends a ListImagesRequest to the server, and parses the returned ListImagesResponse.

func MetaFQN 

func MetaFQN(m metav1.ObjectMeta) string

MetaFQN returns a fully qualified resource name.

func PodToKey 

func PodToKey(path string) string

PodToKey converts a pod path to a generic bench config key.

func PortForwardID 

func PortForwardID(path, co, portMap string) string

PortForwardID computes port-forward identifier.

func SanitizeFilename 

func SanitizeFilename(name string) string

SanitizeFilename sanitizes the dump filename.

func ToYAML 

func ToYAML(o runtime.Object, showManaged bool) (string, error)

ToYAML converts a resource to its YAML representation.

func Truncate 

func Truncate(str string, width int) string

Truncate a string to the given l and suffix ellipsis if needed.

Types

type Accessor 

type Accessor interface {
	Lister
	Getter

	// Init the resource with a factory object.
	Init(Factory, client.GVR)

	// GVR returns a gvr a string.
	GVR() string
}

Accessor represents an accessible k8s resource.

func AccessorFor 

func AccessorFor(f Factory, gvr client.GVR) (Accessor, error)

AccessorFor returns a client accessor for a resource if registered. Otherwise it returns a generic accessor. Customize here for non resource types or types with metrics or logs.

type Accessors 

type Accessors map[client.GVR]Accessor

Accessors represents a collection of dao accessors.

type Alias 

type Alias struct {
	NonResource
	*config.Aliases
}

Alias tracks standard and custom command aliases.

func NewAlias 

func NewAlias(f Factory) *Alias

NewAlias returns a new set of aliases.

func (*Alias) AsGVR 

func (a *Alias) AsGVR(cmd string) (client.GVR, bool)

AsGVR returns a matching gvr if it exists.

func (*Alias) Check 

func (a *Alias) Check(cmd string) bool

Check verifies an alias is defined for this command.

func (*Alias) Ensure 

func (a *Alias) Ensure() (config.Alias, error)

Ensure makes sure alias are loaded.

func (*Alias) Get 

func (a *Alias) Get(_ context.Context, _ string) (runtime.Object, error)

Get fetch a resource.

func (*Alias) List 

func (a *Alias) List(ctx context.Context, _ string) ([]runtime.Object, error)

List returns a collection of aliases.

type Benchmark 

type Benchmark struct {
	NonResource
}

Benchmark represents a benchmark resource.

func (*Benchmark) Delete 

func (b *Benchmark) Delete(_ context.Context, path string, _ *metav1.DeletionPropagation, force bool) error

Delete nukes a resource.

func (*Benchmark) Get 

func (b *Benchmark) Get(context.Context, string) (runtime.Object, error)

Get returns a resource.

func (*Benchmark) List 

func (b *Benchmark) List(ctx context.Context, _ string) ([]runtime.Object, error)

List returns a collection of resources.

type Container 

type Container struct {
	NonResource
}

Container represents a pod's container dao.

func (*Container) List 

func (c *Container) List(ctx context.Context, _ string) ([]runtime.Object, error)

List returns a collection of containers.

func (*Container) TailLogs 

func (c *Container) TailLogs(ctx context.Context, opts *LogOptions) ([]LogChan, error)

TailLogs tails a given container logs.

type ContainsPodSpec 

type ContainsPodSpec interface {
	// Get PodSpec of a resource
	GetPodSpec(path string) (*v1.PodSpec, error)

	// Set Images for a resource
	SetImages(ctx context.Context, path string, imageSpecs ImageSpecs) error
}

ContainsPodSpec represents a resource with a pod template.

type Context 

type Context struct {
	NonResource
}

Context represents a kubernetes context.

func (*Context) Get 

func (c *Context) Get(ctx context.Context, path string) (runtime.Object, error)

Get a Context.

func (*Context) List 

func (c *Context) List(_ context.Context, _ string) ([]runtime.Object, error)

List all Contexts on the current cluster.

func (*Context) MustCurrentContextName 

func (c *Context) MustCurrentContextName() string

MustCurrentContextName return the active context name.

func (*Context) Switch 

func (c *Context) Switch(ctx string) error

Switch to another context.

type Controller 

type Controller interface {
	// Pod returns a pod instance matching the selector.
	Pod(path string) (string, error)
}

Controller represents a pod controller.

type CronJob 

type CronJob struct {
	Generic
}

CronJob represents a cronjob K8s resource.

func (*CronJob) Run 

func (c *CronJob) Run(path string) error

Run a CronJob.

func (*CronJob) Scan 

func (c *CronJob) Scan(ctx context.Context, gvr, fqn string, wait bool) (Refs, error)

Scan scans for cluster resource refs.

func (*CronJob) ScanSA 

func (c *CronJob) ScanSA(ctx context.Context, fqn string, wait bool) (Refs, error)

ScanSA scans for serviceaccount refs.

func (*CronJob) ToggleSuspend 

func (c *CronJob) ToggleSuspend(ctx context.Context, path string) error

ToggleSuspend toggles suspend/resume on a CronJob.

type CustomResourceDefinition 

type CustomResourceDefinition struct {
	Resource
}

CustomResourceDefinition represents a CRD resource model.

func (*CustomResourceDefinition) List 

func (c *CustomResourceDefinition) List(ctx context.Context, _ string) ([]runtime.Object, error)

List returns a collection of nodes.

type DaemonSet 

type DaemonSet struct {
	Resource
}

DaemonSet represents a K8s daemonset.

func (*DaemonSet) GetInstance 

func (d *DaemonSet) GetInstance(fqn string) (*appsv1.DaemonSet, error)

GetInstance returns a daemonset instance.

func (*DaemonSet) GetPodSpec 

func (d *DaemonSet) GetPodSpec(path string) (*v1.PodSpec, error)

GetPodSpec returns a pod spec given a resource.

func (*DaemonSet) IsHappy 

func (d *DaemonSet) IsHappy(ds appsv1.DaemonSet) bool

IsHappy check for happy deployments.

func (*DaemonSet) Pod 

func (d *DaemonSet) Pod(fqn string) (string, error)

Pod returns a pod victim by name.

func (*DaemonSet) Restart 

func (d *DaemonSet) Restart(ctx context.Context, path string) error

Restart a DaemonSet rollout.

func (*DaemonSet) Scan 

func (d *DaemonSet) Scan(ctx context.Context, gvr, fqn string, wait bool) (Refs, error)

Scan scans for cluster refs.

func (*DaemonSet) ScanSA 

func (d *DaemonSet) ScanSA(ctx context.Context, fqn string, wait bool) (Refs, error)

ScanSA scans for serviceaccount refs.

func (*DaemonSet) SetImages 

func (d *DaemonSet) SetImages(ctx context.Context, path string, imageSpecs ImageSpecs) error

SetImages sets container images.

func (*DaemonSet) TailLogs 

func (d *DaemonSet) TailLogs(ctx context.Context, opts *LogOptions) ([]LogChan, error)

TailLogs tail logs for all pods represented by this DaemonSet.

type Deployment 

type Deployment struct {
	Resource
}

Deployment represents a deployment K8s resource.

func (*Deployment) GetPodSpec 

func (d *Deployment) GetPodSpec(path string) (*v1.PodSpec, error)

GetPodSpec returns a pod spec given a resource.

func (*Deployment) IsHappy 

func (d *Deployment) IsHappy(dp appsv1.Deployment) bool

IsHappy check for happy deployments.

func (*Deployment) Load 

func (*Deployment) Load(f Factory, fqn string) (*appsv1.Deployment, error)

Load returns a deployment instance.

func (*Deployment) Pod 

func (d *Deployment) Pod(fqn string) (string, error)

Pod returns a pod victim by name.

func (*Deployment) Restart 

func (d *Deployment) Restart(ctx context.Context, path string) error

Restart a Deployment rollout.

func (*Deployment) Scale 

func (d *Deployment) Scale(ctx context.Context, path string, replicas int32) error

Scale a Deployment.

func (*Deployment) Scan 

func (d *Deployment) Scan(ctx context.Context, gvr, fqn string, wait bool) (Refs, error)

Scan scans for resource references.

func (*Deployment) ScanSA 

func (d *Deployment) ScanSA(ctx context.Context, fqn string, wait bool) (Refs, error)

ScanSA scans for serviceaccount refs.

func (*Deployment) SetImages 

func (d *Deployment) SetImages(ctx context.Context, path string, imageSpecs ImageSpecs) error

SetImages sets container images.

func (*Deployment) TailLogs 

func (d *Deployment) TailLogs(ctx context.Context, opts *LogOptions) ([]LogChan, error)

TailLogs tail logs for all pods represented by this Deployment.

type Describer 

type Describer interface {
	// Describe describes a resource.
	Describe(path string) (string, error)

	// ToYAML dumps a resource to YAML.
	ToYAML(path string, showManaged bool) (string, error)
}

Describer describes a resource.

type Dir 

type Dir struct {
	NonResource
}

Dir tracks standard and custom command aliases.

func NewDir 

func NewDir(f Factory) *Dir

NewDir returns a new set of aliases.

func (*Dir) Get 

func (a *Dir) Get(_ context.Context, _ string) (runtime.Object, error)

Get fetch a resource.

func (*Dir) List 

func (a *Dir) List(ctx context.Context, _ string) ([]runtime.Object, error)

List returns a collection of aliases.

type DrainOptions 

type DrainOptions struct {
	GracePeriodSeconds  int
	Timeout             time.Duration
	IgnoreAllDaemonSets bool
	DeleteEmptyDirData  bool
	Force               bool
}

DrainOptions tracks drain attributes.

type Element 

type Element struct {
	Image string `json:"image,omitempty"`
	Name  string `json:"name"`
}

Element tracks a given container image.

type Factory 

type Factory interface {
	// Client retrieves an api client.
	Client() client.Connection

	// Get fetch a given resource.
	Get(gvr, path string, wait bool, sel labels.Selector) (runtime.Object, error)

	// List fetch a collection of resources.
	List(gvr, ns string, wait bool, sel labels.Selector) ([]runtime.Object, error)

	// ForResource fetch an informer for a given resource.
	ForResource(ns, gvr string) (informers.GenericInformer, error)

	// CanForResource fetch an informer for a given resource if authorized
	CanForResource(ns, gvr string, verbs []string) (informers.GenericInformer, error)

	// WaitForCacheSync synchronize the cache.
	WaitForCacheSync()

	// DeleteForwarder deletes a pod forwarder.
	DeleteForwarder(path string)

	// Forwards returns all portforwards.
	Forwarders() watch.Forwarders
}

Factory represents a resource factory.

type Generic 

type Generic struct {
	NonResource
}

Generic represents a generic resource.

func (*Generic) Delete 

func (g *Generic) Delete(ctx context.Context, path string, propagation *metav1.DeletionPropagation, force bool) error

Delete deletes a resource.

func (*Generic) Describe 

func (g *Generic) Describe(path string) (string, error)

Describe describes a resource.

func (*Generic) Get 

func (g *Generic) Get(ctx context.Context, path string) (runtime.Object, error)

Get returns a given resource.

func (*Generic) List 

func (g *Generic) List(ctx context.Context, ns string) ([]runtime.Object, error)

List returns a collection of resources. BOZO!! no auth check??

func (*Generic) ToYAML 

func (g *Generic) ToYAML(path string, showManaged bool) (string, error)

ToYAML returns a resource yaml.

type Getter 

type Getter interface {
	// Get return a given resource.
	Get(ctx context.Context, path string) (runtime.Object, error)
}

Getter represents a resource getter.

type Helm 

type Helm struct {
	NonResource
}

Helm represents a helm chart.

func (*Helm) Delete 

func (h *Helm) Delete(_ context.Context, path string, _ *metav1.DeletionPropagation, force bool) error

Delete uninstall a Helm.

func (*Helm) Describe 

func (h *Helm) Describe(path string) (string, error)

Describe returns the chart notes.

func (*Helm) Get 

func (h *Helm) Get(_ context.Context, path string) (runtime.Object, error)

Get returns a resource.

func (*Helm) GetValues 

func (h *Helm) GetValues(path string, allValues bool) ([]byte, error)

GetValues returns values for a release

func (*Helm) List 

func (h *Helm) List(ctx context.Context, ns string) ([]runtime.Object, error)

List returns a collection of resources.

func (*Helm) ToYAML 

func (h *Helm) ToYAML(path string, showManaged bool) (string, error)

ToYAML returns the chart manifest.

type HelmHistory 

type HelmHistory struct {
	NonResource
}

HelmHistory represents a helm chart.

func (*HelmHistory) Get 

func (h *HelmHistory) Get(_ context.Context, path string) (runtime.Object, error)

Get returns a resource.

func (*HelmHistory) List 

func (h *HelmHistory) List(ctx context.Context, path string) ([]runtime.Object, error)

List returns a collection of resources.

type HelmRepository 

type HelmRepository struct {
	NonResource

	Repository *repo.Entry `json:"repository"`
}

HelmRepository represents a helm chart.

func (*HelmRepository) Get 

func (h *HelmRepository) Get(_ context.Context, path string) (runtime.Object, error)

Get returns a resource.

func (*HelmRepository) List 

func (h *HelmRepository) List(ctx context.Context, path string) ([]runtime.Object, error)

List returns a collection of resources.

type HelmResource 

type HelmResource struct {
	NonResource
}

HelmResource represents helm resources.

func (*HelmResource) Get 

func (h *HelmResource) Get(_ context.Context, path string) (runtime.Object, error)

Get returns a resource.

func (*HelmResource) List 

func (h *HelmResource) List(ctx context.Context, path string) ([]runtime.Object, error)

List returns a collection of resources.

type Image 

type Image struct {
	NonResource
}

Image represents a helm chart.

func (*Image) Get 

func (h *Image) Get(_ context.Context, path string) (runtime.Object, error)

Get returns a resource.

func (*Image) List 

func (h *Image) List(ctx context.Context, ns string) ([]runtime.Object, error)

List returns a collection of resources.

type ImageSpec 

type ImageSpec struct {
	Index             int
	Name, DockerImage string
	Init              bool
}

ImageSpec represents a container image.

type ImageSpecs 

type ImageSpecs []ImageSpec

ImageSpecs represents a collection of container images.

type ImagesSpec 

type ImagesSpec struct {
	SetElementOrderContainers     []Element `json:"$setElementOrder/containers,omitempty"`
	SetElementOrderInitContainers []Element `json:"$setElementOrder/initContainers,omitempty"`
	Containers                    []Element `json:"containers,omitempty"`
	InitContainers                []Element `json:"initContainers,omitempty"`
}

ImagesSpec tracks container image updates.

type Job 

type Job struct {
	Resource
}

Job represents a K8s job resource.

func (*Job) List 

func (j *Job) List(ctx context.Context, ns string) ([]runtime.Object, error)

List returns a collection of resources.

func (*Job) Scan 

func (j *Job) Scan(ctx context.Context, gvr, fqn string, wait bool) (Refs, error)

Scan scans for resource references.

func (*Job) ScanSA 

func (j *Job) ScanSA(ctx context.Context, fqn string, wait bool) (Refs, error)

ScanSA scans for serviceaccount refs.

func (*Job) TailLogs 

func (j *Job) TailLogs(ctx context.Context, opts *LogOptions) ([]LogChan, error)

TailLogs tail logs for all pods represented by this Job.

type JsonPatch 

type JsonPatch struct {
	Spec Spec `json:"spec"`
}

JsonPatch track pod spec updates.

type Lister 

type Lister interface {
	// List returns a resource collection.
	List(ctx context.Context, ns string) ([]runtime.Object, error)
}

Lister represents a resource lister.

type LogChan 

type LogChan chan *LogItem

LogChan represents a channel for logs.

type LogItem 

type LogItem struct {
	Pod, Container  string
	SingleContainer bool
	Bytes           []byte
	IsError         bool
}

LogItem represents a container log line.

func NewLogItem 

func NewLogItem(bb []byte) *LogItem

NewLogItem returns a new item.

func NewLogItemFromString 

func NewLogItemFromString(s string) *LogItem

NewLogItemFromString returns a new item.

func (*LogItem) GetTimestamp 

func (l *LogItem) GetTimestamp() string

GetTimestamp fetch log lime timestamp

func (*LogItem) ID 

func (l *LogItem) ID() string

ID returns pod and or container based id.

func (*LogItem) Info 

func (l *LogItem) Info() string

Info returns pod and container information.

func (*LogItem) IsEmpty 

func (l *LogItem) IsEmpty() bool

IsEmpty checks if the entry is empty.

func (*LogItem) Render 

func (l *LogItem) Render(paint string, showTime bool, bb *bytes.Buffer)

Render returns a log line as string.

func (*LogItem) Size 

func (l *LogItem) Size() int

Size returns the size of the item.

type LogItems 

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

LogItems represents a collection of log items.

func NewLogItems 

func NewLogItems() *LogItems

NewLogItems returns a new instance.

func (*LogItems) Add 

func (l *LogItems) Add(ii ...*LogItem)

Add augments the items.

func (*LogItems) Clear 

func (l *LogItems) Clear()

Clear removes all items.

func (*LogItems) DumpDebug 

func (l *LogItems) DumpDebug(m string)

DumpDebug for debugging.

func (*LogItems) Filter 

func (l *LogItems) Filter(index int, q string, showTime bool) ([]int, [][]int, error)

Filter filters out log items based on given filter.

func (*LogItems) Items 

func (l *LogItems) Items() []*LogItem

Items returns the log items.

func (*LogItems) Len 

func (l *LogItems) Len() int

Len returns the items length.

func (*LogItems) Lines 

func (l *LogItems) Lines(index int, showTime bool, ll [][]byte)

Lines returns a collection of log lines.

func (*LogItems) Merge 

func (l *LogItems) Merge(n *LogItems)

Merge merges two logitems list.

func (*LogItems) Render 

func (l *LogItems) Render(index int, showTime bool, ll [][]byte)

Render returns logs as a collection of strings.

func (*LogItems) Shift 

func (l *LogItems) Shift(i *LogItem)

Shift scrolls the lines by one.

func (*LogItems) StrLines 

func (l *LogItems) StrLines(index int, showTime bool) []string

StrLines returns a collection of log lines.

func (*LogItems) Subset 

func (l *LogItems) Subset(index int) *LogItems

Subset return a subset of logitems.

type LogOptions 

type LogOptions struct {
	CreateDuration   time.Duration
	Path             string
	Container        string
	DefaultContainer string
	SinceTime        string
	Lines            int64
	SinceSeconds     int64
	Head             bool
	Previous         bool
	SingleContainer  bool
	MultiPods        bool
	ShowTimestamp    bool
	AllContainers    bool
}

LogOptions represents logger options.

func (*LogOptions) Clone 

func (o *LogOptions) Clone() *LogOptions

Clone clones options.

func (*LogOptions) HasContainer 

func (o *LogOptions) HasContainer() bool

HasContainer checks if a container is present.

func (*LogOptions) Info 

func (o *LogOptions) Info() string

Info returns the option pod and container info.

func (*LogOptions) ToErrLogItem 

func (o *LogOptions) ToErrLogItem(err error) *LogItem

func (*LogOptions) ToLogItem 

func (o *LogOptions) ToLogItem(bytes []byte) *LogItem

ToLogItem add a log header to display po/co information along with the log message.

func (*LogOptions) ToPodLogOptions 

func (o *LogOptions) ToPodLogOptions() *v1.PodLogOptions

ToPodLogOptions returns pod log options.

func (*LogOptions) ToggleAllContainers 

func (o *LogOptions) ToggleAllContainers()

ToggleAllContainers toggles single or all-containers if possible.

type Loggable 

type Loggable interface {
	// TaiLogs streams resource logs.
	TailLogs(ctx context.Context, opts *LogOptions) ([]LogChan, error)
}

Loggable represents resources with logs.

type Logger 

type Logger interface {
	// Logs tails a resource logs.
	Logs(path string, opts *v1.PodLogOptions) (*restclient.Request, error)
}

Logger represents a resource that exposes logs.

type Meta 

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

Meta represents available resource metas.

func NewMeta 

func NewMeta() *Meta

NewMeta returns a resource meta.

func (*Meta) AllGVRs 

func (m *Meta) AllGVRs() client.GVRs

AllGVRs returns all cluster resources.

func (*Meta) LoadResources 

func (m *Meta) LoadResources(f Factory) error

LoadResources hydrates server preferred+CRDs resource metadata.

func (*Meta) MetaFor 

func (m *Meta) MetaFor(gvr client.GVR) (metav1.APIResource, error)

MetaFor returns a resource metadata for a given gvr.

func (*Meta) RegisterMeta 

func (m *Meta) RegisterMeta(gvr string, res metav1.APIResource)

RegisterMeta registers a new resource meta object.

type Namespace 

type Namespace struct {
	Generic
}

Namespace represents a namespace resource.

func (*Namespace) List 

func (n *Namespace) List(ctx context.Context, ns string) ([]runtime.Object, error)

List returns a collection of nodes.

type Node 

type Node struct {
	Resource
}

Node represents a node model.

func (*Node) CountPods 

func (n *Node) CountPods(nodeName string) (int, error)

CountPods counts the pods scheduled on a given node.

func (*Node) Drain 

func (n *Node) Drain(path string, opts DrainOptions, w io.Writer) error

Drain drains a node.

func (*Node) Get 

func (n *Node) Get(ctx context.Context, path string) (runtime.Object, error)

Get returns a node resource.

func (*Node) GetPods 

func (n *Node) GetPods(nodeName string) ([]*v1.Pod, error)

GetPods returns all pods running on given node.

func (*Node) List 

func (n *Node) List(ctx context.Context, ns string) ([]runtime.Object, error)

List returns a collection of node resources.

func (*Node) ToggleCordon 

func (n *Node) ToggleCordon(path string, cordon bool) error

ToggleCordon toggles cordon/uncordon a node.

type NodeMaintainer 

type NodeMaintainer interface {
	// ToggleCordon toggles cordon/uncordon a node.
	ToggleCordon(path string, cordon bool) error

	// Drain drains the given node.
	Drain(path string, opts DrainOptions, w io.Writer) error
}

NodeMaintainer performs node maintenance operations.

type NodeMetricsFunc 

type NodeMetricsFunc func() (*mv1beta1.NodeMetricsList, error)

NodeMetricsFunc retrieves node metrics.

type NonResource 

type NonResource struct {
	Factory
	// contains filtered or unexported fields
}

NonResource represents a non k8s resource.

func (*NonResource) GVR 

func (n *NonResource) GVR() string

GVR returns a gvr.

func (*NonResource) Get 

func (n *NonResource) Get(context.Context, string) (runtime.Object, error)

Get returns the given resource.

func (*NonResource) GetFactory 

func (n *NonResource) GetFactory() Factory

func (*NonResource) Init 

func (n *NonResource) Init(f Factory, gvr client.GVR)

Init initializes the resource.

type Nuker 

type Nuker interface {
	// Delete removes a resource from the api server.
	Delete(ctx context.Context, path string, propagation *metav1.DeletionPropagation, force bool) error
}

Nuker represents a resource deleter.

type Pod 

type Pod struct {
	Resource
}

Pod represents a pod resource.

func (*Pod) Containers 

func (p *Pod) Containers(path string, includeInit bool) ([]string, error)

Containers returns all container names on pod.

func (*Pod) Get 

func (p *Pod) Get(ctx context.Context, path string) (runtime.Object, error)

Get returns a resource instance if found, else an error.

func (*Pod) GetInstance 

func (p *Pod) GetInstance(fqn string) (*v1.Pod, error)

GetInstance returns a pod instance.

func (*Pod) GetPodSpec 

func (p *Pod) GetPodSpec(path string) (*v1.PodSpec, error)

GetPodSpec returns a pod spec given a resource.

func (*Pod) IsHappy 

func (p *Pod) IsHappy(po v1.Pod) bool

IsHappy check for happy deployments.

func (*Pod) List 

func (p *Pod) List(ctx context.Context, ns string) ([]runtime.Object, error)

List returns a collection of nodes.

func (*Pod) Logs 

func (p *Pod) Logs(path string, opts *v1.PodLogOptions) (*restclient.Request, error)

Logs fetch container logs for a given pod and container.

func (*Pod) Pod 

func (p *Pod) Pod(fqn string) (string, error)

Pod returns a pod victim by name.

func (*Pod) Scan 

func (p *Pod) Scan(ctx context.Context, gvr, fqn string, wait bool) (Refs, error)

Scan scans for cluster resource refs.

func (*Pod) ScanSA 

func (p *Pod) ScanSA(ctx context.Context, fqn string, wait bool) (Refs, error)

ScanSA scans for ServiceAccount refs.

func (*Pod) SetImages 

func (p *Pod) SetImages(ctx context.Context, path string, imageSpecs ImageSpecs) error

SetImages sets container images.

func (*Pod) TailLogs 

func (p *Pod) TailLogs(ctx context.Context, opts *LogOptions) ([]LogChan, error)

TailLogs tails a given container logs.

type PodSpec 

type PodSpec struct {
	Spec ImagesSpec `json:"spec"`
}

PodSpec represents a collection of container images.

type Policy 

type Policy struct {
	Resource
}

Policy represent rbac policy.

func (*Policy) List 

func (p *Policy) List(ctx context.Context, ns string) ([]runtime.Object, error)

List returns available policies.

type Popeye 

type Popeye struct {
	NonResource
}

Popeye tracks cluster sanitization.

func NewPopeye 

func NewPopeye(f Factory) *Popeye

NewPopeye returns a new set of aliases.

func (*Popeye) Get 

func (p *Popeye) Get(_ context.Context, _ string) (runtime.Object, error)

Get retrieves a resource.

func (*Popeye) List 

func (p *Popeye) List(ctx context.Context, ns string) ([]runtime.Object, error)

List returns a collection of aliases.

type PortForward 

type PortForward struct {
	NonResource
}

PortForward represents a port forward dao.

func (*PortForward) Delete 

func (p *PortForward) Delete(_ context.Context, path string, _ *metav1.DeletionPropagation, force bool) error

Delete deletes a portforward.

func (*PortForward) List 

func (p *PortForward) List(ctx context.Context, _ string) ([]runtime.Object, error)

List returns a collection of port forwards.

type PortForwarder 

type PortForwarder struct {
	Factory
	genericclioptions.IOStreams
	// contains filtered or unexported fields
}

PortForwarder tracks a port forward stream.

func NewPortForwarder 

func NewPortForwarder(f Factory) *PortForwarder

NewPortForwarder returns a new port forward streamer.

func (*PortForwarder) Active 

func (p *PortForwarder) Active() bool

Active returns the forward status.

func (*PortForwarder) Age 

func (p *PortForwarder) Age() string

Age returns the port forward age.

func (*PortForwarder) Container 

func (p *PortForwarder) Container() string

Container returns the target's container.

func (*PortForwarder) ContainerPort 

func (p *PortForwarder) ContainerPort() string

ContainerPort returns the container port.

func (*PortForwarder) FQN 

func (p *PortForwarder) FQN() string

FQN returns the portforward unique id.

func (*PortForwarder) HasPortMapping 

func (p *PortForwarder) HasPortMapping(portMap string) bool

HasPortMapping checks if port mapping is defined for this fwd.

func (*PortForwarder) ID 

func (p *PortForwarder) ID() string

ID returns a pf id.

func (*PortForwarder) LocalPort 

func (p *PortForwarder) LocalPort() string

LocalPort returns the local port.

func (*PortForwarder) Port 

func (p *PortForwarder) Port() string

Port returns the port mapping.

func (*PortForwarder) SetActive 

func (p *PortForwarder) SetActive(b bool)

SetActive mark a portforward as active.

func (*PortForwarder) Start 

func (p *PortForwarder) Start(path string, tt port.PortTunnel) (*portforward.PortForwarder, error)

Start initiates a port forward session for a given pod and ports.

func (*PortForwarder) Stop 

func (p *PortForwarder) Stop()

Stop terminates a port forward.

type Pulse 

type Pulse struct {
	NonResource
}

Pulse tracks pulses.

func (*Pulse) List 

func (h *Pulse) List(ctx context.Context, ns string) ([]runtime.Object, error)

List lists out pulses.

type Rbac 

type Rbac struct {
	Resource
}

Rbac represents a model for listing rbac resources.

func (*Rbac) List 

func (r *Rbac) List(ctx context.Context, ns string) ([]runtime.Object, error)

List lists out rbac resources.

type Ref 

type Ref struct {
	GVR string
	FQN string
}

Ref represents a resource reference.

type RefScanner 

type RefScanner interface {
	// Init initializes the scanner
	Init(Factory, client.GVR)
	// Scan scan the resource for references.
	Scan(ctx context.Context, gvr, fqn string, wait bool) (Refs, error)
	ScanSA(ctx context.Context, fqn string, wait bool) (Refs, error)
}

RefScanner represents a resource reference scanner.

type Reference 

type Reference struct {
	NonResource
}

Reference represents cluster resource references.

func (*Reference) Get 

func (r *Reference) Get(ctx context.Context, path string) (runtime.Object, error)

Get fetch a given reference.

func (*Reference) List 

func (r *Reference) List(ctx context.Context, ns string) ([]runtime.Object, error)

List collects all references.

func (*Reference) Scan 

func (r *Reference) Scan(ctx context.Context) ([]runtime.Object, error)

Scan scan cluster resources for references.

func (*Reference) ScanSA 

func (r *Reference) ScanSA(ctx context.Context) ([]runtime.Object, error)

ScanSA scans for serviceaccount refs.

type Refs 

type Refs []Ref

Refs represents a collection of resource references.

func ScanForRefs 

func ScanForRefs(ctx context.Context, f Factory) (Refs, error)

ScanForRefs scans cluster resources for resource references.

func ScanForSARefs 

func ScanForSARefs(ctx context.Context, f Factory) (Refs, error)

ScanForSARefs scans cluster resources for serviceaccount refs.

type ReplicaSet 

type ReplicaSet struct {
	Resource
}

ReplicaSet represents a replicaset K8s resource.

func (*ReplicaSet) Load 

func (r *ReplicaSet) Load(f Factory, path string) (*v1.ReplicaSet, error)

Load returns a given instance.

func (*ReplicaSet) Rollback 

func (r *ReplicaSet) Rollback(fqn string) error

Rollback reverses the last deployment.

type Resource 

type Resource struct {
	Generic
}

Resource represents an informer based resource.

func (*Resource) Get 

func (r *Resource) Get(_ context.Context, path string) (runtime.Object, error)

Get returns a resource instance if found, else an error.

func (*Resource) List 

func (r *Resource) List(ctx context.Context, ns string) ([]runtime.Object, error)

List returns a collection of resources.

func (*Resource) ToYAML 

func (r *Resource) ToYAML(path string, showManaged bool) (string, error)

ToYAML returns a resource yaml.

type ResourceMetas 

type ResourceMetas map[client.GVR]metav1.APIResource

ResourceMetas represents a collection of resource metadata.

type RestMapper 

type RestMapper struct {
	client.Connection
}

RestMapper map resource to REST mapping ie kind, group, version.

func (*RestMapper) Name 

func (*RestMapper) Name() meta.RESTScopeName

Name protocol returns rest scope name.

func (*RestMapper) ResourceFor 

func (r *RestMapper) ResourceFor(resourceArg, kind string) (*meta.RESTMapping, error)

ResourceFor produces a rest mapping from a given resource. Support full res name ie deployment.v1.apps.

func (*RestMapper) ToRESTMapper 

func (r *RestMapper) ToRESTMapper() (meta.RESTMapper, error)

ToRESTMapper map resources to kind, and map kind and version to interfaces for manipulating K8s objects.

type Restartable 

type Restartable interface {
	// Restart performs a rollout restart.
	Restart(ctx context.Context, path string) error
}

Restartable represents a restartable resource.

type Runnable 

type Runnable interface {
	// Run triggers a run.
	Run(path string) error
}

Runnable represents a runnable resource.

type Scalable 

type Scalable interface {
	// Scale scales a resource up or down.
	Scale(ctx context.Context, path string, replicas int32) error
}

Scalable represents resources that can scale.

type ScreenDump 

type ScreenDump struct {
	NonResource
}

ScreenDump represents a scraped resources.

func (*ScreenDump) Delete 

func (d *ScreenDump) Delete(_ context.Context, path string, _ *metav1.DeletionPropagation, force bool) error

Delete a ScreenDump.

func (*ScreenDump) List 

func (d *ScreenDump) List(ctx context.Context, _ string) ([]runtime.Object, error)

List returns a collection of screen dumps.

type Service 

type Service struct {
	Resource
}

Service represents a k8s service.

func (*Service) GetInstance 

func (s *Service) GetInstance(fqn string) (*v1.Service, error)

GetInstance returns a service instance.

func (*Service) Pod 

func (s *Service) Pod(fqn string) (string, error)

Pod returns a pod victim by name.

func (*Service) TailLogs 

func (s *Service) TailLogs(ctx context.Context, opts *LogOptions) ([]LogChan, error)

TailLogs tail logs for all pods represented by this Service.

type Spec 

type Spec struct {
	Template PodSpec `json:"template"`
}

Spec represents a pod template.

type StatefulSet 

type StatefulSet struct {
	Resource
}

StatefulSet represents a K8s sts.

func (*StatefulSet) GetPodSpec 

func (s *StatefulSet) GetPodSpec(path string) (*v1.PodSpec, error)

GetPodSpec returns a pod spec given a resource.

func (*StatefulSet) IsHappy 

func (s *StatefulSet) IsHappy(sts appsv1.StatefulSet) bool

IsHappy check for happy sts.

func (*StatefulSet) Load 

func (*StatefulSet) Load(f Factory, fqn string) (*appsv1.StatefulSet, error)

Load returns a statefulset instance.

func (*StatefulSet) Pod 

func (s *StatefulSet) Pod(fqn string) (string, error)

Pod returns a pod victim by name.

func (*StatefulSet) Restart 

func (s *StatefulSet) Restart(ctx context.Context, path string) error

Restart a StatefulSet rollout.

func (*StatefulSet) Scale 

func (s *StatefulSet) Scale(ctx context.Context, path string, replicas int32) error

Scale a StatefulSet.

func (*StatefulSet) Scan 

func (s *StatefulSet) Scan(ctx context.Context, gvr, fqn string, wait bool) (Refs, error)

Scan scans for cluster resource refs.

func (*StatefulSet) ScanSA 

func (s *StatefulSet) ScanSA(ctx context.Context, fqn string, wait bool) (Refs, error)

ScanSA scans for serviceaccount refs.

func (*StatefulSet) SetImages 

func (s *StatefulSet) SetImages(ctx context.Context, path string, imageSpecs ImageSpecs) error

SetImages sets container images.

func (*StatefulSet) TailLogs 

func (s *StatefulSet) TailLogs(ctx context.Context, opts *LogOptions) ([]LogChan, error)

TailLogs tail logs for all pods represented by this StatefulSet.

type Subject 

type Subject struct {
	Resource
}

Subject represents a subject model.

func (*Subject) List 

func (s *Subject) List(ctx context.Context, ns string) ([]runtime.Object, error)

List returns a collection of subjects.

type Switchable 

type Switchable interface {
	// Switch changes the active context.
	Switch(ctx string) error
}

Switchable represents a switchable resource.

type Table 

type Table struct {
	Generic
}

Table retrieves K8s resources as tabular data.

func (*Table) Get 

func (t *Table) Get(ctx context.Context, path string) (runtime.Object, error)

Get returns a given resource.

func (*Table) List 

func (t *Table) List(ctx context.Context, ns string) ([]runtime.Object, error)

List all Resources in a given namespace.

type VirtualMachine 

type VirtualMachine struct {
	Resource
}

VirtualMachine represents a helm chart.

func (*VirtualMachine) Get 

func (v *VirtualMachine) Get(_ context.Context, path string) (runtime.Object, error)

Get returns a resource.

func (*VirtualMachine) List 

func (v *VirtualMachine) List(ctx context.Context, ns string) ([]runtime.Object, error)

List returns a collection of resources.

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