helm

Documentation

Index

• Variables
• func IsHelmOciRepo(repoURL string) bool
• func IsMissingDependencyErr(err error) bool
• func IsVersion(text string) bool
• func Version(shortForm bool) (string, error)
• type Client
  • func NewClient(repoURL string, creds Creds, enableOci bool) Client
  • func NewClientWithLock(repoURL string, creds Creds, repoLock sync.KeyLock, enableOci bool) Client
• type Cmd
  • func NewCmd(workDir string, version string) (*Cmd, error)
  • func NewCmdWithVersion(workDir string, version HelmVer, isHelmOci bool) (*Cmd, error)
  • func (c *Cmd) ChartExport(repo string, chartName string, version string, destination string) (string, error)
  • func (c *Cmd) ChartPull(repo string, chart string, version string) (string, error)
  • func (c *Cmd) Close()
  • func (c *Cmd) Fetch(repo, chartName, version, destination string, creds Creds) (string, error)
  • func (c *Cmd) Init() (string, error)
  • func (c *Cmd) Login(repo string, creds Creds) (string, error)
  • func (c *Cmd) Logout(repo string, creds Creds) (string, error)
  • func (c *Cmd) RepoAdd(name string, url string, opts Creds) (string, error)
• type Creds
• type Entries
  • func (e Entries) MaxVersion(constraints *semver.Constraints) (*semver.Version, error)
• type Entry
• type Helm
  • func NewHelmApp(workDir string, repos []HelmRepository, isLocal bool, version string) (Helm, error)
• type HelmRepository
• type HelmVer
• type Index
  • func (i *Index) GetEntries(chart string) (Entries, error)
• type TemplateOpts

Variables

var (
	// HelmV2 represents helm V2 specific settings
	HelmV2 = HelmVer{
			// contains filtered or unexported fields
	}
	// HelmV3 represents helm V3 specific settings
	HelmV3 = HelmVer{
			// contains filtered or unexported fields
	}
)

Functions

func IsHelmOciRepo

func IsHelmOciRepo(repoURL string) bool

Ensures that given OCI registries URL does not have protocol

func IsMissingDependencyErr

func IsMissingDependencyErr(err error) bool

IsMissingDependencyErr tests if the error is related to a missing chart dependency

func IsVersion

func IsVersion(text string) bool

func Version

func Version(shortForm bool) (string, error)

Types

type Client

type Client interface {
	CleanChartCache(chart string, version string) error
	ExtractChart(chart string, version string) (string, io.Closer, error)
	GetIndex(noCache bool) (*Index, error)
	TestHelmOCI() (bool, error)
}

func NewClient

func NewClient(repoURL string, creds Creds, enableOci bool) Client

func NewClientWithLock

func NewClientWithLock(repoURL string, creds Creds, repoLock sync.KeyLock, enableOci bool) Client

type Cmd

type Cmd struct {
	HelmVer

	WorkDir   string
	IsLocal   bool
	IsHelmOci bool
	// contains filtered or unexported fields
}

A thin wrapper around the "helm" command, adding logging and error translation.

func NewCmd

func NewCmd(workDir string, version string) (*Cmd, error)

func NewCmdWithVersion

func NewCmdWithVersion(workDir string, version HelmVer, isHelmOci bool) (*Cmd, error)

func (*Cmd) ChartExport

func (c *Cmd) ChartExport(repo string, chartName string, version string, destination string) (string, error)

func (*Cmd) ChartPull

func (c *Cmd) ChartPull(repo string, chart string, version string) (string, error)

func (*Cmd) Close

func (c *Cmd) Close()

func (*Cmd) Fetch

func (c *Cmd) Fetch(repo, chartName, version, destination string, creds Creds) (string, error)

func (*Cmd) Init

func (c *Cmd) Init() (string, error)

func (*Cmd) Login

func (c *Cmd) Login(repo string, creds Creds) (string, error)

func (*Cmd) Logout

func (c *Cmd) Logout(repo string, creds Creds) (string, error)

func (*Cmd) RepoAdd

func (c *Cmd) RepoAdd(name string, url string, opts Creds) (string, error)

type Creds

type Creds struct {
	Username           string
	Password           string
	CAPath             string
	CertData           []byte
	KeyData            []byte
	InsecureSkipVerify bool
}

type Entries

type Entries []Entry

func (Entries) MaxVersion

func (e Entries) MaxVersion(constraints *semver.Constraints) (*semver.Version, error)

type Entry

type Entry struct {
	Version string
	Created time.Time
}

type Helm

type Helm interface {
	// Template returns a list of unstructured objects from a `helm template` command
	Template(opts *TemplateOpts) (string, error)
	// GetParameters returns a list of chart parameters taking into account values in provided YAML files.
	GetParameters(valuesFiles []string) (map[string]string, error)
	// DependencyBuild runs `helm dependency build` to download a chart's dependencies
	DependencyBuild() error
	// Init runs `helm init --client-only`
	Init() error
	// Dispose deletes temp resources
	Dispose()
}

Helm provides wrapper functionality around the `helm` command.

func NewHelmApp

func NewHelmApp(workDir string, repos []HelmRepository, isLocal bool, version string) (Helm, error)

NewHelmApp create a new wrapper to run commands on the `helm` command-line tool.

type HelmRepository

type HelmRepository struct {
	Creds
	Name      string
	Repo      string
	EnableOci bool
}

type HelmVer

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

HelmVer contains Helm version specific settings such as helm binary and command names

type Index

type Index struct {
	Entries map[string]Entries
}

func (*Index) GetEntries

func (i *Index) GetEntries(chart string) (Entries, error)

type TemplateOpts

type TemplateOpts struct {
	Name        string
	Namespace   string
	KubeVersion string
	APIVersions []string
	Set         map[string]string
	SetString   map[string]string
	SetFile     map[string]string
	Values      []string
}