libbuildpack

package module
v0.0.0-...-814db2d Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Dec 1, 2021 License: Apache-2.0 Imports: 24 Imported by: 0

README

libbuildpack

A library for writing buildpacks

Development

If you want to change mocks and thus run go:generate you will need

go get github.com/golang/mock/gomock
go get github.com/golang/mock/mockgen

Documentation

Index

Constants

View Source 
const (
	CFLINUXFS2              = "cflinuxfs2"
	WINDOWS2016             = "windows2016"
	ATTENTION_MSG           = "!! !!"
	WARNING_MSG_CFLINUXFS2  = "" /* 253-byte string literal not displayed */
	WARNING_MSG_WINDOWS2016 = "" /* 356-byte string literal not displayed */
)
View Source 
const SENTINEL = "sentinel"

Variables

This section is empty.

Functions

func AddHook 

func AddHook(hook Hook)

func CheckSha256 

func CheckSha256(filePath, expectedSha256 string) error

func ClearHooks 

func ClearHooks()

func CopyDirectory 

func CopyDirectory(srcDir, destDir string) error

CopyDirectory copies srcDir to destDir

func CopyFile 

func CopyFile(source, destFile string) error

CopyFile copies source file to destFile, creating all intermediate directories in destFile

func ExtractTarGz 

func ExtractTarGz(tarfile, destDir string) error

ExtractTarGz extracts tar.gz to destDir

func ExtractTarXz 

func ExtractTarXz(tarfile, destDir string) error

func ExtractZip 

func ExtractZip(zipfile, destDir string) error

ExtractZip extracts zipfile to destDir

func FileExists 

func FileExists(file string) (bool, error)

func FindMatchingVersion 

func FindMatchingVersion(constraint string, versions []string) (string, error)

func FindMatchingVersions 

func FindMatchingVersions(constraint string, versions []string) ([]string, error)

func GetBuildpackDir 

func GetBuildpackDir() (string, error)

Gets the buildpack directory

func MoveDirectory 

func MoveDirectory(srcDir, destDir string) error

func RandString 

func RandString(n int) string

func RunAfterCompile 

func RunAfterCompile(stager *Stager) error

func RunBeforeCompile 

func RunBeforeCompile(stager *Stager) error

Types

type BuildpackMetadata 

type BuildpackMetadata struct {
	Language string `yaml:"language"`
	Version  string `yaml:"version"`
}

type Command 

type Command struct {
}

func (*Command) Execute 

func (c *Command) Execute(dir string, stdout io.Writer, stderr io.Writer, program string, args ...string) error

func (*Command) Output 

func (c *Command) Output(dir string, program string, args ...string) (string, error)

func (*Command) Run 

func (c *Command) Run(cmd *exec.Cmd) error

func (*Command) RunWithOutput 

func (c *Command) RunWithOutput(cmd *exec.Cmd) ([]byte, error)

type DefaultHook 

type DefaultHook struct{}

func (DefaultHook) AfterCompile 

func (d DefaultHook) AfterCompile(stager *Stager) error

func (DefaultHook) BeforeCompile 

func (d DefaultHook) BeforeCompile(stager *Stager) error

type Dependency 

type Dependency struct {
	Name    string `yaml:"name"`
	Version string `yaml:"version"`
}

type DeprecationDate 

type DeprecationDate struct {
	Name        string `yaml:"name"`
	VersionLine string `yaml:"version_line"`
	Date        string `yaml:"date"`
	Link        string `yaml:"link"`
}

type Hook 

type Hook interface {
	BeforeCompile(*Stager) error
	AfterCompile(*Stager) error
}

type Installer 

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

func NewInstaller 

func NewInstaller(manifest *Manifest) *Installer

func (*Installer) CleanupAppCache 

func (i *Installer) CleanupAppCache() error

func (*Installer) FetchDependency 

func (i *Installer) FetchDependency(dep Dependency, outputFile string) error

func (*Installer) GetVersionLine 

func (i *Installer) GetVersionLine() *map[string]string

func (*Installer) InstallDependency 

func (i *Installer) InstallDependency(dep Dependency, outputDir string) error

func (*Installer) InstallOnlyVersion 

func (i *Installer) InstallOnlyVersion(depName string, installDir string) error

func (*Installer) SetAppCacheDir 

func (i *Installer) SetAppCacheDir(appCacheDir string) (err error)

func (*Installer) SetVersionLine 

func (i *Installer) SetVersionLine(depName string, line string)

type JSON 

type JSON struct {
}

func NewJSON 

func NewJSON() *JSON

func (*JSON) Load 

func (j *JSON) Load(file string, obj interface{}) error

func (*JSON) Write 

func (j *JSON) Write(dest string, obj interface{}) error

type Logger 

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

func NewLogger 

func NewLogger(w io.Writer) *Logger

func (*Logger) BeginStep 

func (l *Logger) BeginStep(format string, args ...interface{})

func (*Logger) Debug 

func (l *Logger) Debug(format string, args ...interface{})

func (*Logger) Error 

func (l *Logger) Error(format string, args ...interface{})

func (*Logger) Info 

func (l *Logger) Info(format string, args ...interface{})

func (*Logger) Output 

func (l *Logger) Output() io.Writer

func (*Logger) Protip 

func (l *Logger) Protip(tip string, helpURL string)

func (*Logger) Warning 

func (l *Logger) Warning(format string, args ...interface{})

type Manifest 

type Manifest struct {
	LanguageString  string            `yaml:"language"`
	DefaultVersions []Dependency      `yaml:"default_versions"`
	ManifestEntries []ManifestEntry   `yaml:"dependencies"`
	Deprecations    []DeprecationDate `yaml:"dependency_deprecation_dates"`
	Stack           string            `yaml:"stack"`
	// contains filtered or unexported fields
}

func NewManifest 

func NewManifest(bpDir string, logger *Logger, currentTime time.Time) (*Manifest, error)

func (*Manifest) AllDependencyVersions 

func (m *Manifest) AllDependencyVersions(depName string) []string

func (*Manifest) ApplyOverride 

func (m *Manifest) ApplyOverride(depsDir string) error

func (*Manifest) CheckBuildpackVersion 

func (m *Manifest) CheckBuildpackVersion(cacheDir string)

func (*Manifest) CheckStackSupport 

func (m *Manifest) CheckStackSupport() error

func (*Manifest) DefaultVersion 

func (m *Manifest) DefaultVersion(depName string) (Dependency, error)

func (*Manifest) GetEntry 

func (m *Manifest) GetEntry(dep Dependency) (*ManifestEntry, error)

func (*Manifest) IsCached 

func (m *Manifest) IsCached() bool

func (*Manifest) Language 

func (m *Manifest) Language() string

func (*Manifest) RootDir 

func (m *Manifest) RootDir() string

func (*Manifest) StoreBuildpackMetadata 

func (m *Manifest) StoreBuildpackMetadata(cacheDir string) error

func (*Manifest) Version 

func (m *Manifest) Version() (string, error)

type ManifestEntry 

type ManifestEntry struct {
	Dependency Dependency `yaml:",inline"`
	URI        string     `yaml:"uri"`
	File       string     `yaml:"file"`
	SHA256     string     `yaml:"sha256"`
	CFStacks   []string   `yaml:"cf_stacks"`
}

type Stager 

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

func NewStager 

func NewStager(args []string, logger *Logger, manifest *Manifest) *Stager
func (s *Stager) AddBinDependencyLink(destPath, sourceName string) error

func (*Stager) BuildDir 

func (s *Stager) BuildDir() string

func (*Stager) BuildpackLanguage 

func (s *Stager) BuildpackLanguage() string

func (*Stager) BuildpackVersion 

func (s *Stager) BuildpackVersion() (string, error)

func (*Stager) CacheDir 

func (s *Stager) CacheDir() string

func (*Stager) CheckBuildpackValid 

func (s *Stager) CheckBuildpackValid() error

func (*Stager) ClearCache 

func (s *Stager) ClearCache() error

func (*Stager) ClearDepDir 

func (s *Stager) ClearDepDir() error

func (*Stager) DepDir 

func (s *Stager) DepDir() string

func (*Stager) DepsDir 

func (s *Stager) DepsDir() string

func (*Stager) DepsIdx 

func (s *Stager) DepsIdx() string

func (*Stager) LinkDirectoryInDepDir 

func (s *Stager) LinkDirectoryInDepDir(destDir, depSubDir string) error

func (*Stager) Logger 

func (s *Stager) Logger() *Logger

func (*Stager) ProfileDir 

func (s *Stager) ProfileDir() string

func (*Stager) SetLaunchEnvironment 

func (s *Stager) SetLaunchEnvironment() error

func (*Stager) SetStagingEnvironment 

func (s *Stager) SetStagingEnvironment() error

func (*Stager) StagingComplete 

func (s *Stager) StagingComplete()

func (*Stager) WriteConfigYml 

func (s *Stager) WriteConfigYml(config interface{}) error

func (*Stager) WriteEnvFile 

func (s *Stager) WriteEnvFile(envVar, envVal string) error

func (*Stager) WriteProfileD 

func (s *Stager) WriteProfileD(scriptName, scriptContents string) error

type YAML 

type YAML struct {
}

func NewYAML 

func NewYAML() *YAML

func (*YAML) Load 

func (y *YAML) Load(file string, obj interface{}) error

func (*YAML) Write 

func (y *YAML) Write(dest string, obj interface{}) error

Source Files

View all Source files

Directories

Path Synopsis
docker
docker/fakes
glow
glow/fakes
v7
Code generated for package packager by go-bindata DO NOT EDIT.
 Code generated for package packager by go-bindata DO NOT EDIT.
buildpack-packager
fixtures/modified/src/mylanguage/supply

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