455 lines
17 KiB
Go
455 lines
17 KiB
Go
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// Package nfpm provides ways to package programs in some linux packaging
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// formats.
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package nfpm
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import (
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"fmt"
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"io"
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"os"
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"sync"
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"github.com/AlekSi/pointer"
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"github.com/Masterminds/semver/v3"
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"github.com/goreleaser/chglog"
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"github.com/goreleaser/nfpm/v2/deprecation"
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"github.com/goreleaser/nfpm/v2/files"
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"github.com/imdario/mergo"
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"gopkg.in/yaml.v3"
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)
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// nolint: gochecknoglobals
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var (
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packagers = map[string]Packager{}
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lock sync.Mutex
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)
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// RegisterPackager a new packager for the given format.
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func RegisterPackager(format string, p Packager) {
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lock.Lock()
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defer lock.Unlock()
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packagers[format] = p
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}
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// ClearPackagers clear all registered packagers, used for testing.
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func ClearPackagers() {
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lock.Lock()
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defer lock.Unlock()
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packagers = map[string]Packager{}
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}
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// ErrNoPackager happens when no packager is registered for the given format.
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type ErrNoPackager struct {
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format string
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}
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func (e ErrNoPackager) Error() string {
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return fmt.Sprintf("no packager registered for the format %s", e.format)
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}
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// Get a packager for the given format.
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func Get(format string) (Packager, error) {
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p, ok := packagers[format]
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if !ok {
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return nil, ErrNoPackager{format}
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}
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return p, nil
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}
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// Parse decodes YAML data from an io.Reader into a configuration struct.
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func Parse(in io.Reader) (config Config, err error) {
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return ParseWithEnvMapping(in, os.Getenv)
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}
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// ParseWithEnvMapping decodes YAML data from an io.Reader into a configuration struct.
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func ParseWithEnvMapping(in io.Reader, mapping func(string) string) (config Config, err error) {
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dec := yaml.NewDecoder(in)
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dec.KnownFields(true)
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if err = dec.Decode(&config); err != nil {
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return
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}
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config.envMappingFunc = mapping
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if config.envMappingFunc == nil {
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config.envMappingFunc = func(s string) string { return s }
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}
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config.expandEnvVars()
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WithDefaults(&config.Info)
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return config, nil
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}
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// ParseFile decodes YAML data from a file path into a configuration struct.
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func ParseFile(path string) (config Config, err error) {
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return ParseFileWithEnvMapping(path, os.Getenv)
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}
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// ParseFileWithEnvMapping decodes YAML data from a file path into a configuration struct.
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func ParseFileWithEnvMapping(path string, mapping func(string) string) (config Config, err error) {
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var file *os.File
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file, err = os.Open(path) //nolint:gosec
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if err != nil {
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return
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}
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defer file.Close() // nolint: errcheck,gosec
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return ParseWithEnvMapping(file, mapping)
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}
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// Packager represents any packager implementation.
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type Packager interface {
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Package(info *Info, w io.Writer) error
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ConventionalFileName(info *Info) string
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}
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// Config contains the top level configuration for packages.
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type Config struct {
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Info `yaml:",inline"`
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Overrides map[string]Overridables `yaml:"overrides,omitempty" jsonschema:"title=overrides,description=override some fields when packaging with a specific packager,enum=apk,enum=deb,enum=rpm"`
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envMappingFunc func(string) string
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}
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// Get returns the Info struct for the given packager format. Overrides
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// for the given format are merged into the final struct.
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func (c *Config) Get(format string) (info *Info, err error) {
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info = &Info{}
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// make a deep copy of info
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if err = mergo.Merge(info, c.Info); err != nil {
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return nil, fmt.Errorf("failed to merge config into info: %w", err)
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}
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override, ok := c.Overrides[format]
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if !ok {
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// no overrides
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return info, nil
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}
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if err = mergo.Merge(&info.Overridables, override, mergo.WithOverride); err != nil {
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return nil, fmt.Errorf("failed to merge overrides into info: %w", err)
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}
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var contents []*files.Content
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for _, f := range info.Contents {
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if f.Packager == format || f.Packager == "" {
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contents = append(contents, f)
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}
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}
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info.Contents = contents
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return info, nil
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}
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// Validate ensures that the config is well typed.
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func (c *Config) Validate() error {
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if err := Validate(&c.Info); err != nil {
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return err
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}
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for format := range c.Overrides {
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if _, err := Get(format); err != nil {
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return err
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}
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}
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return nil
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}
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func (c *Config) expandEnvVars() {
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// Version related fields
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c.Info.Release = os.Expand(c.Info.Release, c.envMappingFunc)
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c.Info.Version = os.Expand(c.Info.Version, c.envMappingFunc)
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c.Info.Prerelease = os.Expand(c.Info.Prerelease, c.envMappingFunc)
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c.Info.Arch = os.Expand(c.Info.Arch, c.envMappingFunc)
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// Vendor field
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c.Info.Vendor = os.Expand(c.Info.Vendor, c.envMappingFunc)
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// Package signing related fields
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c.Info.Deb.Signature.KeyFile = os.Expand(c.Deb.Signature.KeyFile, c.envMappingFunc)
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c.Info.RPM.Signature.KeyFile = os.Expand(c.RPM.Signature.KeyFile, c.envMappingFunc)
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c.Info.APK.Signature.KeyFile = os.Expand(c.APK.Signature.KeyFile, c.envMappingFunc)
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c.Info.Deb.Signature.KeyID = pointer.ToString(os.Expand(pointer.GetString(c.Deb.Signature.KeyID), c.envMappingFunc))
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c.Info.RPM.Signature.KeyID = pointer.ToString(os.Expand(pointer.GetString(c.RPM.Signature.KeyID), c.envMappingFunc))
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c.Info.APK.Signature.KeyID = pointer.ToString(os.Expand(pointer.GetString(c.APK.Signature.KeyID), c.envMappingFunc))
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// Package signing passphrase
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generalPassphrase := os.Expand("$NFPM_PASSPHRASE", c.envMappingFunc)
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c.Info.Deb.Signature.KeyPassphrase = generalPassphrase
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c.Info.RPM.Signature.KeyPassphrase = generalPassphrase
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c.Info.APK.Signature.KeyPassphrase = generalPassphrase
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debPassphrase := os.Expand("$NFPM_DEB_PASSPHRASE", c.envMappingFunc)
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if debPassphrase != "" {
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c.Info.Deb.Signature.KeyPassphrase = debPassphrase
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}
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rpmPassphrase := os.Expand("$NFPM_RPM_PASSPHRASE", c.envMappingFunc)
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if rpmPassphrase != "" {
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c.Info.RPM.Signature.KeyPassphrase = rpmPassphrase
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}
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apkPassphrase := os.Expand("$NFPM_APK_PASSPHRASE", c.envMappingFunc)
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if apkPassphrase != "" {
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c.Info.APK.Signature.KeyPassphrase = apkPassphrase
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}
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// RPM specific
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c.Info.RPM.Packager = os.Expand(c.RPM.Packager, c.envMappingFunc)
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}
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// Info contains information about a single package.
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type Info struct {
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Overridables `yaml:",inline"`
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Name string `yaml:"name" jsonschema:"title=package name"`
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Arch string `yaml:"arch" jsonschema:"title=target architecture,example=amd64"`
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Platform string `yaml:"platform,omitempty" jsonschema:"title=target platform,example=linux,default=linux"`
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Epoch string `yaml:"epoch,omitempty" jsonschema:"title=version epoch,example=2,default=extracted from version"`
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Version string `yaml:"version" jsonschema:"title=version,example=v1.0.2,example=2.0.1"`
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VersionSchema string `yaml:"version_schema,omitempty" jsonschema:"title=version schema,enum=semver,enum=none,default=semver"`
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Release string `yaml:"release,omitempty" jsonschema:"title=version release,example=1"`
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Prerelease string `yaml:"prerelease,omitempty" jsonschema:"title=version prerelease,default=extracted from version"`
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VersionMetadata string `yaml:"version_metadata,omitempty" jsonschema:"title=version metadata,example=git"`
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Section string `yaml:"section,omitempty" jsonschema:"title=package section,example=default"`
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Priority string `yaml:"priority,omitempty" jsonschema:"title=package priority,example=extra"`
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Maintainer string `yaml:"maintainer,omitempty" jsonschema:"title=package maintainer,example=me@example.com"`
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Description string `yaml:"description,omitempty" jsonschema:"title=package description"`
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Vendor string `yaml:"vendor,omitempty" jsonschema:"title=package vendor,example=MyCorp"`
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Homepage string `yaml:"homepage,omitempty" jsonschema:"title=package homepage,example=https://example.com"`
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License string `yaml:"license,omitempty" jsonschema:"title=package license,example=MIT"`
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Changelog string `yaml:"changelog,omitempty" jsonschema:"title=package changelog,example=changelog.yaml,description=see https://github.com/goreleaser/chglog for more details"`
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DisableGlobbing bool `yaml:"disable_globbing,omitempty" jsonschema:"title=wether to disable file globbing,default=false"`
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Target string `yaml:"-"`
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}
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func (i *Info) Validate() error {
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return Validate(i)
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}
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// GetChangeLog parses the provided changelog file.
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func (i *Info) GetChangeLog() (log *chglog.PackageChangeLog, err error) {
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// if the file does not exist chglog.Parse will just silently
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// create an empty changelog but we should notify the user instead
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if _, err = os.Stat(i.Changelog); os.IsNotExist(err) {
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return nil, err
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}
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entries, err := chglog.Parse(i.Changelog)
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if err != nil {
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return nil, err
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}
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return &chglog.PackageChangeLog{
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Name: i.Name,
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Entries: entries,
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}, nil
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}
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func (i *Info) parseSemver() {
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// parse the version as a semver so we can properly split the parts
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// and support proper ordering for both rpm and deb
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if v, err := semver.NewVersion(i.Version); err == nil {
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i.Version = fmt.Sprintf("%d.%d.%d", v.Major(), v.Minor(), v.Patch())
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if i.Prerelease == "" {
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i.Prerelease = v.Prerelease()
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}
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if i.VersionMetadata == "" {
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i.VersionMetadata = v.Metadata()
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}
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}
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}
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// Overridables contain the field which are overridable in a package.
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type Overridables struct {
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Replaces []string `yaml:"replaces,omitempty" jsonschema:"title=replaces directive,example=nfpm"`
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Provides []string `yaml:"provides,omitempty" jsonschema:"title=provides directive,example=nfpm"`
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Depends []string `yaml:"depends,omitempty" jsonschema:"title=depends directive,example=nfpm"`
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Recommends []string `yaml:"recommends,omitempty" jsonschema:"title=recommends directive,example=nfpm"`
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Suggests []string `yaml:"suggests,omitempty" jsonschema:"title=suggests directive,example=nfpm"`
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Conflicts []string `yaml:"conflicts,omitempty" jsonschema:"title=conflicts directive,example=nfpm"`
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Contents files.Contents `yaml:"contents,omitempty" jsonschema:"title=files to add to the package"`
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EmptyFolders []string `yaml:"empty_folders,omitempty" jsonschema:"title=empty folders to be created when installing the package,example=/var/log/nfpm"` // deprecated
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Scripts Scripts `yaml:"scripts,omitempty" jsonschema:"title=scripts to execute"`
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RPM RPM `yaml:"rpm,omitempty" jsonschema:"title=rpm-specific settings"`
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Deb Deb `yaml:"deb,omitempty" jsonschema:"title=deb-specific settings"`
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APK APK `yaml:"apk,omitempty" jsonschema:"title=apk-specific settings"`
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}
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// RPM is custom configs that are only available on RPM packages.
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type RPM struct {
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Arch string `yaml:"arch,omitempty" jsonschema:"title=architecture in rpm nomenclature"`
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Scripts RPMScripts `yaml:"scripts,omitempty" jsonschema:"title=rpm-specific scripts"`
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Group string `yaml:"group,omitempty" jsonschema:"title=package group,example=Unspecified"`
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Summary string `yaml:"summary,omitempty" jsonschema:"title=package summary"`
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Compression string `yaml:"compression,omitempty" jsonschema:"title=compression algorithm to be used,enum=gzip,enum=lzma,enum=xz,default=gzip"`
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Signature RPMSignature `yaml:"signature,omitempty" jsonschema:"title=rpm signature"`
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Packager string `yaml:"packager,omitempty" jsonschema:"title=organization that actually packaged the software"`
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}
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// RPMScripts represents scripts only available on RPM packages.
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type RPMScripts struct {
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PreTrans string `yaml:"pretrans,omitempty" jsonschema:"title=pretrans script"`
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PostTrans string `yaml:"posttrans,omitempty" jsonschema:"title=posttrans script"`
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}
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type PackageSignature struct {
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// PGP secret key, can be ASCII-armored
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KeyFile string `yaml:"key_file,omitempty" jsonschema:"title=key file,example=key.gpg"`
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KeyID *string `yaml:"key_id,omitempty" jsonschema:"title=key id,example=bc8acdd415bd80b3"`
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KeyPassphrase string `yaml:"-"` // populated from environment variable
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}
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type RPMSignature struct {
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PackageSignature `yaml:",inline"`
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}
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type APK struct {
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Arch string `yaml:"arch,omitempty" jsonschema:"title=architecture in apk nomenclature"`
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Signature APKSignature `yaml:"signature,omitempty" jsonschema:"title=apk signature"`
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Scripts APKScripts `yaml:"scripts,omitempty" jsonschema:"title=apk scripts"`
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}
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type APKSignature struct {
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PackageSignature `yaml:",inline"`
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// defaults to <maintainer email>.rsa.pub
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KeyName string `yaml:"key_name,omitempty" jsonschema:"title=key name,example=origin,default=maintainer_email.rsa.pub"`
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}
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type APKScripts struct {
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PreUpgrade string `yaml:"preupgrade,omitempty" jsonschema:"title=pre upgrade script"`
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PostUpgrade string `yaml:"postupgrade,omitempty" jsonschema:"title=post upgrade script"`
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}
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// Deb is custom configs that are only available on deb packages.
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type Deb struct {
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Arch string `yaml:"arch,omitempty" jsonschema:"title=architecture in deb nomenclature"`
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Scripts DebScripts `yaml:"scripts,omitempty" jsonschema:"title=scripts"`
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Triggers DebTriggers `yaml:"triggers,omitempty" jsonschema:"title=triggers"`
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Breaks []string `yaml:"breaks,omitempty" jsonschema:"title=breaks"`
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Signature DebSignature `yaml:"signature,omitempty" jsonschema:"title=signature"`
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Compression string `yaml:"compression,omitempty" jsonschema:"title=compression algorithm to be used,enum=gzip,enum=xz,enum=none,default=gzip"`
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}
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type DebSignature struct {
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PackageSignature `yaml:",inline"`
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// origin, maint or archive (defaults to origin)
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|
|
Type string `yaml:"type,omitempty" jsonschema:"title=signer role,enum=origin,enum=maint,enum=archive,default=origin"`
|
||
|
|
}
|
||
|
|
|
||
|
|
// DebTriggers contains triggers only available for deb packages.
|
||
|
|
// https://wiki.debian.org/DpkgTriggers
|
||
|
|
// https://man7.org/linux/man-pages/man5/deb-triggers.5.html
|
||
|
|
type DebTriggers struct {
|
||
|
|
Interest []string `yaml:"interest,omitempty" jsonschema:"title=interest"`
|
||
|
|
InterestAwait []string `yaml:"interest_await,omitempty" jsonschema:"title=interest await"`
|
||
|
|
InterestNoAwait []string `yaml:"interest_noawait,omitempty" jsonschema:"title=interest noawait"`
|
||
|
|
Activate []string `yaml:"activate,omitempty" jsonschema:"title=activate"`
|
||
|
|
ActivateAwait []string `yaml:"activate_await,omitempty" jsonschema:"title=activate await"`
|
||
|
|
ActivateNoAwait []string `yaml:"activate_noawait,omitempty" jsonschema:"title=activate noawait"`
|
||
|
|
}
|
||
|
|
|
||
|
|
// DebScripts is scripts only available on deb packages.
|
||
|
|
type DebScripts struct {
|
||
|
|
Rules string `yaml:"rules,omitempty" jsonschema:"title=rules"`
|
||
|
|
Templates string `yaml:"templates,omitempty" jsonschema:"title=templates"`
|
||
|
|
Config string `yaml:"config,omitempty" jsonschema:"title=config"`
|
||
|
|
}
|
||
|
|
|
||
|
|
// Scripts contains information about maintainer scripts for packages.
|
||
|
|
type Scripts struct {
|
||
|
|
PreInstall string `yaml:"preinstall,omitempty" jsonschema:"title=pre install"`
|
||
|
|
PostInstall string `yaml:"postinstall,omitempty" jsonschema:"title=post install"`
|
||
|
|
PreRemove string `yaml:"preremove,omitempty" jsonschema:"title=pre remove"`
|
||
|
|
PostRemove string `yaml:"postremove,omitempty" jsonschema:"title=post remove"`
|
||
|
|
}
|
||
|
|
|
||
|
|
// ErrFieldEmpty happens when some required field is empty.
|
||
|
|
type ErrFieldEmpty struct {
|
||
|
|
field string
|
||
|
|
}
|
||
|
|
|
||
|
|
func (e ErrFieldEmpty) Error() string {
|
||
|
|
return fmt.Sprintf("package %s must be provided", e.field)
|
||
|
|
}
|
||
|
|
|
||
|
|
// Validate the given Info and returns an error if it is invalid.
|
||
|
|
func Validate(info *Info) (err error) {
|
||
|
|
if info.Name == "" {
|
||
|
|
return ErrFieldEmpty{"name"}
|
||
|
|
}
|
||
|
|
if info.Arch == "" && (info.Deb.Arch == "" || info.RPM.Arch == "" || info.APK.Arch == "") {
|
||
|
|
return ErrFieldEmpty{"arch"}
|
||
|
|
}
|
||
|
|
if info.Version == "" {
|
||
|
|
return ErrFieldEmpty{"version"}
|
||
|
|
}
|
||
|
|
|
||
|
|
contents, err := files.ExpandContentGlobs(info.Contents, info.DisableGlobbing)
|
||
|
|
if err != nil {
|
||
|
|
return err
|
||
|
|
}
|
||
|
|
|
||
|
|
if len(info.EmptyFolders) > 0 {
|
||
|
|
deprecation.Println("'empty_folders' is deprecated and " +
|
||
|
|
"will be removed in a future version, create content with type 'dir' and " +
|
||
|
|
"directoy name as 'dst' instead")
|
||
|
|
|
||
|
|
for _, emptyFolder := range info.EmptyFolders {
|
||
|
|
if contents.ContainsDestination(emptyFolder) {
|
||
|
|
return fmt.Errorf("empty folder already exists in contents: %s", emptyFolder)
|
||
|
|
}
|
||
|
|
|
||
|
|
f := &files.Content{
|
||
|
|
Destination: emptyFolder,
|
||
|
|
Type: "dir",
|
||
|
|
}
|
||
|
|
contents = append(contents, f.WithFileInfoDefaults())
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// The deprecated EmptyFolders are already converted to contents, so we
|
||
|
|
// remove it such that Validate can be called more than once.
|
||
|
|
info.EmptyFolders = nil
|
||
|
|
|
||
|
|
info.Contents = contents
|
||
|
|
|
||
|
|
return nil
|
||
|
|
}
|
||
|
|
|
||
|
|
// WithDefaults set some sane defaults into the given Info.
|
||
|
|
func WithDefaults(info *Info) *Info {
|
||
|
|
if info.Platform == "" {
|
||
|
|
info.Platform = "linux"
|
||
|
|
}
|
||
|
|
if info.Description == "" {
|
||
|
|
info.Description = "no description given"
|
||
|
|
}
|
||
|
|
if info.Arch == "" {
|
||
|
|
info.Arch = "amd64"
|
||
|
|
}
|
||
|
|
if info.Version == "" {
|
||
|
|
info.Version = "v0.0.0-rc0"
|
||
|
|
}
|
||
|
|
|
||
|
|
switch info.VersionSchema {
|
||
|
|
case "none":
|
||
|
|
// No change to the version or prerelease info set in the YAML file
|
||
|
|
break
|
||
|
|
case "semver":
|
||
|
|
fallthrough
|
||
|
|
default:
|
||
|
|
info.parseSemver()
|
||
|
|
}
|
||
|
|
|
||
|
|
return info
|
||
|
|
}
|
||
|
|
|
||
|
|
// ErrSigningFailure is returned whenever something went wrong during
|
||
|
|
// the package signing process. The underlying error can be unwrapped
|
||
|
|
// and could be crypto-related or something that occurred while adding
|
||
|
|
// the signature to the package.
|
||
|
|
type ErrSigningFailure struct {
|
||
|
|
Err error
|
||
|
|
}
|
||
|
|
|
||
|
|
func (s *ErrSigningFailure) Error() string {
|
||
|
|
return fmt.Sprintf("signing error: %v", s.Err)
|
||
|
|
}
|
||
|
|
|
||
|
|
func (s *ErrSigningFailure) Unwarp() error {
|
||
|
|
return s.Err
|
||
|
|
}
|