cnab

package
v1.0.0-alpha.5 Latest Latest
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 Go to latest Published: Oct 20, 2021 License: Apache-2.0 Imports: 18 Imported by: 0

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Index

Constants

View Source 
const (
	ActionInstall   = cnabclaims.ActionInstall
	ActionUpgrade   = cnabclaims.ActionUpgrade
	ActionUninstall = cnabclaims.ActionUninstall
	ActionUnknown   = cnabclaims.ActionUnknown

	StatusSucceeded = cnabclaims.StatusSucceeded
	StatusCanceled  = cnabclaims.StatusCanceled
	StatusFailed    = cnabclaims.StatusFailed
	StatusRunning   = cnabclaims.StatusRunning
	StatusPending   = cnabclaims.StatusPending
	StatusUnknown   = cnabclaims.StatusUnknown

	OutputInvocationImageLogs = cnabclaims.OutputInvocationImageLogs
)
View Source 
const (
	// DependenciesExtensionShortHand is the short suffix of the DependenciesExtensionKey
	DependenciesExtensionShortHand = "dependencies"

	// DependenciesExtensionKey represents the full key for the DependenciesExtension.
	DependenciesExtensionKey = OfficialExtensionsPrefix + DependenciesExtensionShortHand

	// DependenciesSchema represents the schema for the Dependencies Extension
	DependenciesSchema = "https://cnab.io/v1/dependencies.schema.json"
)
View Source 
const (
	// DockerExtensionShortHand is the short suffix of the DockerExtensionKey.
	DockerExtensionShortHand = "docker"

	// DockerExtensionKey represents the full key for the Docker Extension
	DockerExtensionKey = OfficialExtensionsPrefix + DockerExtensionShortHand

	// DockerExtensionSchema represents the schema for the Docker Extension
	DockerExtensionSchema = "schema/io-cnab-docker.schema.json"
)
View Source 
const (
	// PorterExtension is the key for all Porter configuration stored the the custom section of bundles.
	PorterExtension = "sh.porter"

	// PorterExtensionsPrefix is the prefix applied to any custom CNAB extensions developed by Porter.
	PorterExtensionsPrefix = PorterExtension + "."

	// OfficialExtensionsPrefix is the prefix applied to extensions defined in the CNAB spec.
	OfficialExtensionsPrefix = "io.cnab."

	// PorterInternal is the identifier that we put in the $comment of fields in bundle.json
	// to indicate that it's just for Porter and shouldn't be visible to the end users.
	PorterInternal = "porter-internal"
)
View Source 
const (
	// FileParameterExtensionShortHand is the short suffix of the FileParameterExtensionKey.
	FileParameterExtensionShortHand = "file-parameters"

	// FileParameterExtensionKey represents the full key for the File Parameter extension.
	FileParameterExtensionKey = PorterExtensionsPrefix + FileParameterExtensionShortHand
)
View Source 
const (
	// ParameterSourcesExtensionShortHand is the short suffix of the ParameterSourcesExtensionKey.
	ParameterSourcesExtensionShortHand = "parameter-sources"

	// ParameterSourcesExtensionKey represents the full key for the Parameter Sources Extension.
	ParameterSourcesExtensionKey = OfficialExtensionsPrefix + ParameterSourcesExtensionShortHand

	// ParameterSourcesExtensionSchema represents the schema for the Docker Extension.
	ParameterSourcesSchema = "https://cnab.io/v1/parameter-sources.schema.json"
	// ParameterSourceTypeOutput defines a type of parameter source that is provided by a bundle output.
	ParameterSourceTypeOutput = "output"
	// ParameterSourceTypeDependencyOutput defines a type of parameter source that is provided by a bundle's dependency
	// output.
	ParameterSourceTypeDependencyOutput = "dependencies.output"
)

Variables

View Source 
var DependenciesExtension = RequiredExtension{
	Shorthand: DependenciesExtensionShortHand,
	Key:       DependenciesExtensionKey,
	Schema:    DependenciesSchema,
	Reader:    DependencyReader,
}

DependenciesExtension represents the required extension to enable dependencies

View Source 
var DockerExtension = RequiredExtension{
	Shorthand: DockerExtensionShortHand,
	Key:       DockerExtensionKey,
	Schema:    "schema/io-cnab-docker.schema.json",
	Reader:    DockerExtensionReader,
}

DockerExtension represents a required extension enabling access to the host Docker daemon

View Source 
var FileParameterExtension = RequiredExtension{
	Shorthand: FileParameterExtensionShortHand,
	Key:       FileParameterExtensionKey,
	Reader:    FileParameterReader,
}

FileParameterExtension represents a required extension that indicates that the bundle requires support for parameters of type "file"

View Source 
var NewULID = cnabclaims.MustNewULID
View Source 
var ParameterSourcesExtension = RequiredExtension{
	Shorthand: ParameterSourcesExtensionShortHand,
	Key:       ParameterSourcesExtensionKey,
	Schema:    ParameterSourcesSchema,
	Reader:    ParameterSourcesReader,
}

ParameterSourcesExtension represents a required extension that specifies how to default parameter values.

View Source 
var SupportedExtensions = []RequiredExtension{
	DependenciesExtension,
	DockerExtension,
	FileParameterExtension,
	ParameterSourcesExtension,
}

SupportedExtensions represent a listing of the current required extensions that Porter supports

Functions

func BuildPrerequisiteInstallationName 

func BuildPrerequisiteInstallationName(installation string, dependency string) string

BuildPrerequisiteInstallationName generates the name of a prerequisite dependency installation.

func DependencyReader 

func DependencyReader(bun ExtendedBundle) (interface{}, error)

DependencyReader is a Reader for the DependenciesExtension, which reads from the applicable section in the provided bundle and returns the raw data in the form of an interface

func DockerExtensionReader added in v1.0.1 

func DockerExtensionReader(bun ExtendedBundle) (interface{}, error)

DockerExtensionReader is a Reader for the DockerExtension, which reads from the applicable section in the provided bundle and returns the raw data in the form of an interface

func FileParameterReader added in v1.0.1 

func FileParameterReader(b ExtendedBundle) (interface{}, error)

FileParameterReader is a Reader for the FileParameterExtension. The extension does not have any data, its presence indicates that parameters of type "file" should be supported by the tooling.

func ParameterSourcesReader added in v1.0.1 

func ParameterSourcesReader(bun ExtendedBundle) (interface{}, error)

ParameterSourcesReader is a Reader for the ParameterSourcesExtension, which reads from the applicable section in the provided bundle and returns the raw data in the form of an interface

Types

type BundleReference added in v1.0.1 

type BundleReference struct {
	Reference     OCIReference
	Digest        digest.Digest
	Definition    ExtendedBundle
	RelocationMap relocation.ImageRelocationMap
}

type Claim added in v1.0.1 

type Claim = cnabclaims.Claim

type Dependencies 

type Dependencies struct {
	// Sequence is a list to order the dependencies
	Sequence []string `json:"sequence,omitempty" mapstructure:"sequence"`

	// Requires is a list of bundles required by this bundle
	Requires map[string]Dependency `json:"requires,omitempty" mapstructure:"requires"`
}

Dependencies describes the set of custom extension metadata associated with the dependencies spec https://github.com/cnabio/cnab-spec/blob/master/500-CNAB-dependencies.md

func (Dependencies) ListBySequence 

func (d Dependencies) ListBySequence() []Dependency

ListBySequence returns the dependencies by the defined sequence, if none is specified, they are unsorted.

type Dependency 

type Dependency struct {
	// Name of the dependency
	Name string `json:"name" mapstructure:"name"`

	// Bundle is the location of the bundle in a registry, for example REGISTRY/NAME:TAG
	Bundle string `json:"bundle" mapstructure:"bundle"`

	// Version is a set of allowed versions
	Version *DependencyVersion `json:"version,omitempty" mapstructure:"version"`
}

Dependency describes a dependency on another bundle

type DependencyLock added in v1.0.1 

type DependencyLock struct {
	Alias     string
	Reference string
}

type DependencyOutputParameterSource added in v1.0.1 

type DependencyOutputParameterSource struct {
	Dependency string `json:"dependency" mapstructure:"dependency"`
	OutputName string `json:"name" mapstructure:"name"`
}

DependencyOutputParameterSource represents a parameter that is set using the value from a bundle's dependency output.

type DependencySolver added in v1.0.1 

type DependencySolver struct {
}

TODO: move this logic onto the new ExtendedBundle struct

func (*DependencySolver) ResolveDependencies added in v1.0.1 

func (s *DependencySolver) ResolveDependencies(bun ExtendedBundle) ([]DependencyLock, error)

func (*DependencySolver) ResolveVersion added in v1.0.1 

func (s *DependencySolver) ResolveVersion(name string, dep Dependency) (OCIReference, error)

ResolveVersion returns the bundle name, its version and any error.

type DependencyVersion 

type DependencyVersion struct {
	// Ranges of semantic versions, with or without the leading v prefix, allowed by the dependency
	Ranges []string `json:"ranges,omitempty" mapstructure:"ranges"`

	// AllowPrereleases specifies if prerelease versions can satisfy the dependency
	AllowPrereleases bool `json:"prereleases" mapstructure:"prereleases"`
}

DependencyVersion is a set of allowed versions for a dependency

type Docker added in v1.0.1 

type Docker struct {
	// Privileged represents whether or not the Docker container should run as --privileged
	Privileged bool `json:"privileged,omitempty"`
}

Docker describes the set of custom extension metadata associated with the Docker extension

type ExtendedBundle added in v1.0.1 

type ExtendedBundle struct {
	bundle.Bundle
}

ExtendedBundle is a bundle that has typed access to extensions declared in the bundle, allowing quick type-safe access to custom extensions from the CNAB spec.

func LoadBundle 

func LoadBundle(c *context.Context, bundleFile string) (ExtendedBundle, error)

LoadBundle from the specified filepath.

func ReadTestBundle 

func ReadTestBundle(t *testing.T, path string) ExtendedBundle

func (ExtendedBundle) ConvertParameterValue added in v1.0.1 

func (b ExtendedBundle) ConvertParameterValue(key string, value interface{}) (interface{}, error)

ConvertParameterValue converts a parameter's value from an unknown type, it could be a string from stdin or another Go type, into the type of the parameter as defined in the bundle.

func (ExtendedBundle) DependencyReader 

func (b ExtendedBundle) DependencyReader() (interface{}, error)

DependencyReader is a Reader for the DependenciesExtension, which reads from the applicable section in the provided bundle and returns the raw data in the form of an interface

func (ExtendedBundle) DockerExtensionReader added in v1.0.1 

func (b ExtendedBundle) DockerExtensionReader() (interface{}, error)

DockerExtensionReader is a Reader for the DockerExtension, which reads from the applicable section in the provided bundle and returns the raw data in the form of an interface

func (ExtendedBundle) FileParameterReader added in v1.0.1 

func (b ExtendedBundle) FileParameterReader() (interface{}, error)

FileParameterReader is a Reader for the FileParameterExtension. The extension does not have any data, its presence indicates that parameters of type "file" should be supported by the tooling.

func (ExtendedBundle) GetParameterType added in v1.0.1 

func (b ExtendedBundle) GetParameterType(def *definition.Schema) string

GetParameterType determines the type of parameter accounting for Porter-specific parameter types like file.

func (ExtendedBundle) HasDependencies 

func (b ExtendedBundle) HasDependencies() bool

HasParameterSources returns whether or not the bundle has parameter sources defined.

func (ExtendedBundle) HasParameterSources added in v1.0.1 

func (b ExtendedBundle) HasParameterSources() bool

HasParameterSources returns whether or not the bundle has parameter sources defined.

func (ExtendedBundle) IsFileType added in v1.0.1 

func (b ExtendedBundle) IsFileType(def *definition.Schema) bool

IsFileType determines if the parameter/credential is of type "file".

func (ExtendedBundle) IsInternalOutput added in v1.0.1 

func (b ExtendedBundle) IsInternalOutput(name string) bool

IsInternalOutput determines if the provided output is internal to Porter after analyzing the provided bundle.

func (ExtendedBundle) IsInternalParameter added in v1.0.1 

func (b ExtendedBundle) IsInternalParameter(name string) bool

IsInternalParameter determines if the provided parameter is internal to Porter after analyzing the provided bundle.

func (ExtendedBundle) IsPorterBundle added in v1.0.1 

func (b ExtendedBundle) IsPorterBundle() bool

IsPorterBundle determines if the bundle was created by Porter.

func (ExtendedBundle) IsSensitiveParameter added in v1.0.1 

func (b ExtendedBundle) IsSensitiveParameter(param string) bool

IsSensitiveParameter determines if the parameter contains a sensitive value.

func (ExtendedBundle) ParameterHasSource added in v1.0.1 

func (b ExtendedBundle) ParameterHasSource(paramName string) bool

ParameterHasSource determines if the specified parameter has a parameter source defined.

func (ExtendedBundle) ParameterSourcesReader added in v1.0.1 

func (b ExtendedBundle) ParameterSourcesReader() (interface{}, error)

ParameterSourcesReader is a Reader for the ParameterSourcesExtension, which reads from the applicable section in the provided bundle and returns the raw data in the form of an interface

func (ExtendedBundle) ProcessRequiredExtensions added in v1.0.1 

func (b ExtendedBundle) ProcessRequiredExtensions() (ProcessedExtensions, error)

ProcessRequiredExtensions checks all required extensions in the provided bundle and makes sure Porter supports them.

If an unsupported required extension is found, an error is returned.

For each supported required extension, the configuration for that extension is read and returned in the form of a map of the extension name to the extension configuration

func (ExtendedBundle) ReadDependencies 

func (b ExtendedBundle) ReadDependencies() (Dependencies, error)

ReadDependencies is a convenience method for returning a bonafide Dependencies reference after reading from the applicable section from the provided bundle

func (ExtendedBundle) ReadParameterSources added in v1.0.1 

func (b ExtendedBundle) ReadParameterSources() (ParameterSources, error)

ReadParameterSources is a convenience method for returning a bonafide ParameterSources reference after reading from the applicable section from the provided bundle

func (ExtendedBundle) SupportsDependencies 

func (b ExtendedBundle) SupportsDependencies() bool

SupportsDependencies checks if the bundle supports dependencies

func (ExtendedBundle) SupportsExtension added in v1.0.1 

func (b ExtendedBundle) SupportsExtension(key string) bool

SupportsExtension checks if the bundle supports the specified CNAB extension.

func (ExtendedBundle) SupportsFileParameters added in v1.0.1 

func (b ExtendedBundle) SupportsFileParameters() bool

SupportsFileParameters checks if the bundle supports file parameters.

func (ExtendedBundle) SupportsParameterSources added in v1.0.1 

func (b ExtendedBundle) SupportsParameterSources() bool

SupportsParameterSources checks if the bundle supports parameter sources.

func (ExtendedBundle) WriteParameterToString added in v1.0.1 

func (b ExtendedBundle) WriteParameterToString(paramName string, value interface{}) (string, error)

WriteParameterToString changes a parameter's value from its type as defined by the bundle to its runtime string representation. The value should have already been converted to its bundle representation by calling ConvertParameterValue.

type Installation added in v1.0.1 

type Installation = cnabclaims.Installation

type OCIReference added in v1.0.1 

type OCIReference struct {
	// Name is the wrapped reference that we are providing helper methods on top of
	Named reference.Named
}

OCIReference is a wrapper around a docker reference with convenience methods for decomposing and manipulating bundle references.

It is designed to be safe to call even when uninitialized, returning empty strings when parts are requested that do not exist, such as calling Digest() when no digest is set on the reference.

func MustParseOCIReference added in v1.0.1 

func MustParseOCIReference(value string) OCIReference

MustParseOCIReference parses the specified value as an OCIReference, panicking on any errors. Only use this for unit tests where you know the value is a reference.

func ParseOCIReference added in v1.0.1 

func ParseOCIReference(value string) (OCIReference, error)

ParseOCIReference parses the specified value as an OCIReference. If the reference includes a digest, the digest is validated.

func (OCIReference) Digest added in v1.0.1 

func (r OCIReference) Digest() digest.Digest

Digest portion of the reference. Example: ghcr.io/getporter/mybuns@sha256:abc123 returns sha256:abc123

func (OCIReference) HasDigest added in v1.0.1 

func (r OCIReference) HasDigest() bool

HasDigest determines if the reference has a digest portion. Example: ghcr.io/getporter/mybuns@sha256:abc123 returns true

func (OCIReference) HasTag added in v1.0.1 

func (r OCIReference) HasTag() bool

HasTag determines if the reference has a tag portion. Example: ghcr.io/getporter/mybuns:latest returns true

func (OCIReference) HasVersion added in v1.0.1 

func (r OCIReference) HasVersion() bool

HasVersion detects if the reference tag is a bundle version (semver).

func (OCIReference) IsRepositoryOnly added in v1.0.1 

func (r OCIReference) IsRepositoryOnly() bool

IsRepositoryOnly determines if the reference is fully qualified with a tag/digest or if it only contains a repository. Example: ghcr.io/getporter/mybuns returns true

func (OCIReference) MarshalJSON added in v1.0.1 

func (r OCIReference) MarshalJSON() ([]byte, error)

func (OCIReference) ParseRepositoryInfo added in v1.0.1 

func (r OCIReference) ParseRepositoryInfo() (*registry.RepositoryInfo, error)

ParseRepositoryInfo returns additional metadata about the repository portion of the reference.

func (OCIReference) Registry added in v1.0.1 

func (r OCIReference) Registry() string

Registry portion of the reference. Example: ghcr.io/getporter/mybuns:v0.1.1 returns ghcr.io

func (OCIReference) Repository added in v1.0.1 

func (r OCIReference) Repository() string

Repository portion of the reference. Example: ghcr.io/getporter/mybuns:v0.1.1 returns getporter/mybuns

func (OCIReference) String added in v1.0.1 

func (r OCIReference) String() string

Always print the original name provided, not the one with docker.io prefixed.

func (OCIReference) Tag added in v1.0.1 

func (r OCIReference) Tag() string

Tag portion of the reference. Example: ghcr.io/getporter/mybuns:latest returns latest

func (*OCIReference) UnmarshalJSON added in v1.0.1 

func (r *OCIReference) UnmarshalJSON(bytes []byte) error

func (OCIReference) Version added in v1.0.1 

func (r OCIReference) Version() string

Version parses the reference tag as a bundle version (semver).

func (OCIReference) WithDigest added in v1.0.1 

func (r OCIReference) WithDigest(digest digest.Digest) (OCIReference, error)

WithDigest creates a new reference using the repository and the specified digest.

func (OCIReference) WithTag added in v1.0.1 

func (r OCIReference) WithTag(tag string) (OCIReference, error)

WithTag creates a new reference using the repository and the specified tag.

func (OCIReference) WithVersion added in v1.0.1 

func (r OCIReference) WithVersion(version string) (OCIReference, error)

WithVersion creates a new reference using the repository and the specified bundle version.

type Output added in v1.0.1 

type Output = cnabclaims.Output

type OutputParameterSource added in v1.0.1 

type OutputParameterSource struct {
	OutputName string `json:"name" mapstructure:"name"`
}

OutputParameterSource represents a parameter that is set using the value from a bundle output.

type Outputs added in v1.0.1 

type Outputs = cnabclaims.Outputs

type ParameterSource added in v1.0.1 

type ParameterSource struct {
	// Priority is an array of source types in the priority order that they should be used to
	// populated the parameter.
	Priority []string `json:"priority" mapstructure:"priority"`

	// Sources is a map of key/value pairs of a source type and definition for
	// the parameter value.
	Sources ParameterSourceMap `json:"sources" mapstructure:"sources"`
}

func (ParameterSource) ListSourcesByPriority added in v1.0.1 

func (s ParameterSource) ListSourcesByPriority() []ParameterSourceDefinition

ListSourcesByPriority returns the parameter sources by the requested priority, if none is specified, they are unsorted.

type ParameterSourceDefinition added in v1.0.1 

type ParameterSourceDefinition interface {
}

type ParameterSourceMap added in v1.0.1 

type ParameterSourceMap map[string]ParameterSourceDefinition

func (*ParameterSourceMap) UnmarshalJSON added in v1.0.1 

func (m *ParameterSourceMap) UnmarshalJSON(data []byte) error

type ParameterSources added in v1.0.1 

type ParameterSources map[string]ParameterSource

ParameterSources describes the set of custom extension metadata associated with the Parameter Sources extension

func (*ParameterSources) SetParameterFromDependencyOutput added in v1.0.1 

func (ps *ParameterSources) SetParameterFromDependencyOutput(parameter string, dep string, output string)

SetParameterFromDependencyOutput creates an entry in the parameter sources section setting the parameter's value using the specified dependency's output value.

func (*ParameterSources) SetParameterFromOutput added in v1.0.1 

func (ps *ParameterSources) SetParameterFromOutput(parameter string, output string)

SetParameterFromOutput creates an entry in the parameter sources section setting the parameter's value using the specified output's value.

type ProcessedExtensions added in v1.0.1 

type ProcessedExtensions map[string]interface{}

ProcessedExtensions represents a map of the extension name to the processed extension configuration

func (ProcessedExtensions) FileParameterSupport added in v1.0.1 

func (e ProcessedExtensions) FileParameterSupport() bool

FileParameterSupport checks if the file parameter extension is present.

func (ProcessedExtensions) GetDocker added in v1.0.1 

func (e ProcessedExtensions) GetDocker() (dockerExt Docker, dockerRequired bool, err error)

GetDocker checks if the docker extension is present and returns its extension configuration.

func (ProcessedExtensions) GetParameterSources added in v1.0.1 

func (e ProcessedExtensions) GetParameterSources() (ParameterSources, bool, error)

GetParameterSources checks if the parameter sources extension is present and returns its extension configuration.

type RequiredExtension added in v1.0.1 

type RequiredExtension struct {
	Shorthand string
	Key       string
	Schema    string
	Reader    func(b ExtendedBundle) (interface{}, error)
}

RequiredExtension represents a required extension that is known and supported by Porter

func GetSupportedExtension added in v1.0.1 

func GetSupportedExtension(e string) (*RequiredExtension, error)

GetSupportedExtension returns a supported extension according to the provided name, or an error

type Result added in v1.0.1 

type Result = cnabclaims.Result

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