environment

package
v1.22.7 Latest Latest
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 Go to latest Published: Jan 18, 2024 License: MIT Imports: 32 Imported by: 5

Documentation

Index

Constants

View Source 
const (
	COVERAGE_DIR       string = "cover"
	FAILED_FUND_RETURN string = "FAILED_FUND_RETURN"
)
View Source 
const (
	ErrInvalidOCI string = "OCI chart url should be in format oci://$ECR_URL/$ECR_REGISTRY_NAME/$CHART_NAME:[?$CHART_VERSION], was %s"
	ErrOCIPull    string = "failed to pull OCI repo: %s"
)
View Source 
const REMOTE_RUNNER_NAME = "remote-test-runner"

Variables

This section is empty.

Functions

func DefaultJobLogFunction 

func DefaultJobLogFunction(e *Environment, message string)

func MkdirIfNotExists 

func MkdirIfNotExists(dirName string) error

func NewRunner 

func NewRunner(props *Props) func(root cdk8s.Chart) ConnectedChart

Types

type Artifacts 

type Artifacts struct {
	Namespace string
	DBName    string
	Client    *client.K8sClient
	// contains filtered or unexported fields
}

Artifacts is an artifacts dumping structure that copies logs and database dumps for all deployed pods

func NewArtifacts 

func NewArtifacts(client *client.K8sClient, namespace string) (*Artifacts, error)

NewArtifacts create new artifacts instance for provided environment

func (*Artifacts) DumpTestResult 

func (a *Artifacts) DumpTestResult(testDir string, dbName string) error

DumpTestResult dumps all pods logs and db dump in a separate test dir

type ChainlinkNodeDetail 

type ChainlinkNodeDetail struct {
	// ChartName details the name of the Helm chart this node uses, handy for modifying deployment values
	// Note: if you are using replicas of the same chart, this will be the same for all nodes
	// Use NewDeployment function for Chainlink nodes to make use of this
	ChartName string
	// PodName is the name of the pod running the chainlink node
	PodName string
	// LocalIP is the URL to connect to the node from the local machine
	LocalIP string
	// InternalIP is the URL to connect to the node from inside the K8s cluster
	InternalIP string
	// DBLocalIP is the URL to connect to the node's database from the local machine
	DBLocalIP string
}

ChainlinkNodeDetail contains details about a chainlink node deployment

type Chart 

type Chart struct {
	Props *Props
}

func (Chart) ExportData 

func (m Chart) ExportData(e *Environment) error

func (Chart) GetName 

func (m Chart) GetName() string

func (Chart) GetPath 

func (m Chart) GetPath() string

func (Chart) GetProps 

func (m Chart) GetProps() interface{}

func (Chart) GetValues 

func (m Chart) GetValues() *map[string]interface{}

func (Chart) GetVersion 

func (m Chart) GetVersion() string

func (Chart) IsDeploymentNeeded 

func (m Chart) IsDeploymentNeeded() bool

type Config 

type Config struct {
	// TTL is time to live for the environment, used with kube-janitor
	TTL time.Duration
	// NamespacePrefix is a static namespace prefix
	NamespacePrefix string
	// Namespace is full namespace name
	Namespace string
	// Labels is a set of labels applied to the namespace in a format of "key=value"
	Labels []string
	// PodLabels is a set of labels applied to every pod in the namespace
	PodLabels map[string]string
	// PreventPodEviction if true sets a k8s annotation safe-to-evict=false to prevent pods from being evicted
	// Note: This should only be used if your test is completely incapable of handling things like K8s rebalances without failing.
	// If that is the case, it's worth the effort to make your test fault-tolerant soon. The alternative is expensive and infuriating.
	PreventPodEviction bool
	// Allow deployment to nodes with these tolerances
	Tolerations []map[string]string
	// Restrict deployment to only nodes matching a particular node role
	NodeSelector map[string]string
	// ReadyCheckData is settings for readiness probes checks for all deployment components
	// checking that all pods are ready by default with 8 minutes timeout
	//	&client.ReadyCheckData{
	//		ReadinessProbeCheckSelector: "",
	//		Timeout:                     15 * time.Minute,
	//	}
	ReadyCheckData *client.ReadyCheckData
	// DryRun if true, app will just generate a manifest in local dir
	DryRun bool
	// InsideK8s used for long-running soak tests where you connect to env from the inside
	InsideK8s bool
	// NoManifestUpdate is a flag to skip manifest updating when connecting
	NoManifestUpdate bool
	// KeepConnection keeps connection until interrupted with a signal, useful when prototyping and debugging a new env
	KeepConnection bool
	// RemoveOnInterrupt automatically removes an environment on interrupt
	RemoveOnInterrupt bool
	// UpdateWaitInterval an interval to wait for deployment update started
	UpdateWaitInterval time.Duration

	// Remote Runner Specific Variables //
	// JobImage an image to run environment as a job inside k8s
	JobImage string
	// JobLogFunction a function that will be run on each log
	JobLogFunction func(*Environment, string)
	// Test the testing library current Test struct
	Test *testing.T
	// contains filtered or unexported fields
}

Config is an environment common configuration, labels, annotations, connection types, readiness check, etc.

type ConnectedChart 

type ConnectedChart interface {
	// IsDeploymentNeeded
	// true - we deploy/connect and expose environment data
	// false - we are using external environment, but still exposing data
	IsDeploymentNeeded() bool
	// GetName name of the deployed part
	GetName() string
	// GetPath get Helm chart path, repo or local path
	GetPath() string
	// GetVersion gets the chart's version, empty string if none is specified
	GetVersion() string
	// GetProps get code props if it's typed environment
	GetProps() any
	// GetValues get values.yml props as map, if it's Helm
	GetValues() *map[string]any
	// ExportData export deployment part data in the env
	ExportData(e *Environment) error
}

ConnectedChart interface to interact both with cdk8s apps and helm charts

type CoverageProfileParams 

type CoverageProfileParams struct {
	Force             bool     `form:"force" json:"force"`
	Service           []string `form:"service" json:"service"`
	Address           []string `form:"address" json:"address"`
	CoverFilePatterns []string `form:"coverfile" json:"coverfile"`
	SkipFilePatterns  []string `form:"skipfile" json:"skipfile"`
}

type Environment 

type Environment struct {
	App             cdk8s.App
	CurrentManifest string

	Charts    []ConnectedChart  // All connected charts in the
	Cfg       *Config           // The environment specific config
	Client    *client.K8sClient // Client connecting to the K8s cluster
	Fwd       *client.Forwarder // Used to forward ports from local machine to the K8s cluster
	Artifacts *Artifacts
	Chaos     *client.Chaos

	URLs                 map[string][]string    // General URLs of launched resources. Uses '_local' to delineate forwarded ports
	ChainlinkNodeDetails []*ChainlinkNodeDetail // ChainlinkNodeDetails has convenient details for connecting to chainlink deployments
	// contains filtered or unexported fields
}

Environment describes a launched test environment

func New 

func New(cfg *Config) *Environment

New creates new environment

func (*Environment) AddChart 

func (m *Environment) AddChart(f func(root cdk8s.Chart) ConnectedChart) *Environment

AddChart adds a chart to the deployment

func (*Environment) AddHelm 

func (m *Environment) AddHelm(chart ConnectedChart) *Environment

AddHelm adds a helm chart to the testing environment

func (*Environment) AddHelmCharts 

func (m *Environment) AddHelmCharts(charts []ConnectedChart) *Environment

AddHelmCharts adds multiple helm charts to the testing environment

func (*Environment) ClearCharts 

func (m *Environment) ClearCharts() error

ClearCharts recreates cdk8s app

func (*Environment) ClearCoverage 

func (m *Environment) ClearCoverage() error

func (*Environment) Deploy 

func (m *Environment) Deploy() error

Deploy deploy current manifest and check logs for readiness

func (*Environment) DeployCustomReadyConditions 

func (m *Environment) DeployCustomReadyConditions(customCheck *client.ReadyCheckData, customPodCount int) error

DeployCustomReadyConditions deploy current manifest with added custom readiness checks

func (*Environment) DumpLogs 

func (m *Environment) DumpLogs(path string) error

DumpLogs dumps all logs into a file

func (*Environment) Manifest 

func (m *Environment) Manifest() string

func (*Environment) PrintExportData 

func (m *Environment) PrintExportData() error

PrintExportData prints export data

func (*Environment) PullOCIChart 

func (m *Environment) PullOCIChart(chart ConnectedChart) (string, error)

PullOCIChart handles working with OCI format repositories https://helm.sh/docs/topics/registries/ API is not compatible between helm repos and OCI repos, so we download and untar the chart

func (*Environment) ReplaceHelm 

func (m *Environment) ReplaceHelm(name string, chart ConnectedChart) (*Environment, error)

ReplaceHelm entirely replaces an existing helm chart with a new one Note: you need to call Run() after this to apply the changes. If you're modifying ConfigMap values, you'll probably need to use RollOutStatefulSets to apply the changes to the pods. https://stackoverflow.com/questions/57356521/rollingupdate-for-stateful-set-doesnt-restart-pods-and-changes-from-updated-con

func (*Environment) ResourcesSummary 

func (m *Environment) ResourcesSummary(selector string) (map[string]map[string]string, error)

ResourcesSummary returns resources summary for selected pods as a map, used in reports

func (*Environment) RolloutRestartBySelector 

func (m *Environment) RolloutRestartBySelector(resource string, selector string) error

RolloutRestartBySelector applies "rollout restart" to the selected resources

func (*Environment) RolloutStatefulSets 

func (m *Environment) RolloutStatefulSets() error

RolloutStatefulSets applies "rollout statefulset" to all existing statefulsets in our namespace

func (*Environment) Run 

func (m *Environment) Run() error

Run deploys or connects to already created environment

func (*Environment) RunCustomReadyConditions 

func (m *Environment) RunCustomReadyConditions(customCheck *client.ReadyCheckData, podCount int) error

RunCustomReadyConditions Runs the environment with custom ready conditions for a supplied pod count

func (*Environment) RunUpdated 

func (m *Environment) RunUpdated(podCount int) error

RunUpdated runs the environment and checks for pods with `updated=true` label

func (*Environment) SaveCoverage 

func (m *Environment) SaveCoverage() error

func (*Environment) Shutdown 

func (m *Environment) Shutdown() error

Shutdown environment, remove namespace

func (*Environment) UpdateHelm 

func (m *Environment) UpdateHelm(name string, values map[string]any) (*Environment, error)

UpdateHelm update a helm chart with new values. The pod will launch with an `updated=true` label if it's a Chainlink node. Note: If you're modifying ConfigMap values, you'll probably need to use RollOutStatefulSets to apply the changes to the pods. https://stackoverflow.com/questions/57356521/rollingupdate-for-stateful-set-doesnt-restart-pods-and-changes-from-updated-con

func (*Environment) UpdateManifest 

func (m *Environment) UpdateManifest()

Update current manifest based on the cdk8s app state

func (*Environment) WillUseRemoteRunner 

func (m *Environment) WillUseRemoteRunner() bool

BeforeTest sets the test name variable and determines if we need to start the remote runner

type Props 

type Props struct {
	BaseName           string
	TargetNamespace    string
	Labels             *map[string]*string
	Image              string
	TestName           string
	NoManifestUpdate   bool
	PreventPodEviction bool
}

Source Files

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