debian

package
v0.4.1 Latest Latest
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 Go to latest Published: Mar 12, 2014 License: MIT Imports: 28 Imported by: 0

Documentation

Overview

Package debian implements Debian-specific repository handling

Index

Constants

View Source 
const (
	// DepFollowSource pulls source packages when required
	DepFollowSource = 1 << iota
	// DepFollowSuggests pulls from suggests
	DepFollowSuggests
	// DepFollowRecommends pulls from recommends
	DepFollowRecommends
	// DepFollowAllVariants follows all variants if depends on "a | b"
	DepFollowAllVariants
	// DepFollowBuild pulls build dependencies
	DepFollowBuild
)

Dependency options

View Source 
const (
	VersionDontCare = iota
	VersionLess
	VersionLessOrEqual
	VersionEqual
	VersionGreaterOrEqual
	VersionGreater
)

Version relations

Variables

View Source 
var (
	ErrMalformedStanza = errors.New("malformed stanza syntax")
)

Parsing errors

Functions

func CompareVersions 

func CompareVersions(ver1, ver2 string) int

CompareVersions compares two package versions

func ParsePPA 

func ParsePPA(ppaURL string) (url string, distribution string, components []string, err error)

ParsePPA converts ppa URL like ppa:user/ppa-name to full HTTP url

Types

type ControlFileReader 

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

ControlFileReader implements reading of control files stanza by stanza

func NewControlFileReader 

func NewControlFileReader(r io.Reader) *ControlFileReader

NewControlFileReader creates ControlFileReader, it wraps with buffering

func (*ControlFileReader) ReadStanza 

func (c *ControlFileReader) ReadStanza() (Stanza, error)

ReadStanza reeads one stanza from control file

type Dependency 

type Dependency struct {
	Pkg          string
	Relation     int
	Version      string
	Architecture string
}

Dependency is a parsed version of Debian dependency to package

func ParseDependency 

func ParseDependency(dep string) (d Dependency, err error)

ParseDependency parses dependency in format "pkg (>= 1.35) [arch]" into parts

func ParseDependencyVariants 

func ParseDependencyVariants(variants string) (l []Dependency, err error)

ParseDependencyVariants parses dependencies in format "pkg (>= 1.35) | other-package"

func (*Dependency) Hash 

func (d *Dependency) Hash() string

Hash calculates some predefined unique ID of Dependency

func (*Dependency) String 

func (d *Dependency) String() string

String produces human-readable representation

type LocalRepo 

type LocalRepo struct {
	// Permanent internal ID
	UUID string
	// User-assigned name
	Name string
	// Comment
	Comment string
	// contains filtered or unexported fields
}

LocalRepo is a collection of packages created locally

func NewLocalRepo 

func NewLocalRepo(name string, comment string) *LocalRepo

NewLocalRepo creates new instance of Debian local repository

func (*LocalRepo) Decode 

func (repo *LocalRepo) Decode(input []byte) error

Decode decodes msgpack representation into LocalRepo

func (*LocalRepo) Encode 

func (repo *LocalRepo) Encode() []byte

Encode does msgpack encoding of LocalRepo

func (*LocalRepo) Key 

func (repo *LocalRepo) Key() []byte

Key is a unique id in DB

func (*LocalRepo) NumPackages 

func (repo *LocalRepo) NumPackages() int

NumPackages return number of packages in local repo

func (*LocalRepo) RefKey 

func (repo *LocalRepo) RefKey() []byte

RefKey is a unique id for package reference list

func (*LocalRepo) RefList 

func (repo *LocalRepo) RefList() *PackageRefList

RefList returns package list for repo

func (*LocalRepo) String 

func (repo *LocalRepo) String() string

String interface

func (*LocalRepo) UpdateRefList 

func (repo *LocalRepo) UpdateRefList(reflist *PackageRefList)

UpdateRefList changes package list for local repo

type LocalRepoCollection 

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

LocalRepoCollection does listing, updating/adding/deleting of LocalRepos

func NewLocalRepoCollection 

func NewLocalRepoCollection(db database.Storage) *LocalRepoCollection

NewLocalRepoCollection loads LocalRepos from DB and makes up collection

func (*LocalRepoCollection) Add 

func (collection *LocalRepoCollection) Add(repo *LocalRepo) error

Add appends new repo to collection and saves it

func (*LocalRepoCollection) ByName 

func (collection *LocalRepoCollection) ByName(name string) (*LocalRepo, error)

ByName looks up repository by name

func (*LocalRepoCollection) ByUUID 

func (collection *LocalRepoCollection) ByUUID(uuid string) (*LocalRepo, error)

ByUUID looks up repository by uuid

func (*LocalRepoCollection) Drop 

func (collection *LocalRepoCollection) Drop(repo *LocalRepo) error

Drop removes remote repo from collection

func (*LocalRepoCollection) ForEach 

func (collection *LocalRepoCollection) ForEach(handler func(*LocalRepo) error) error

ForEach runs method for each repository

func (*LocalRepoCollection) Len 

func (collection *LocalRepoCollection) Len() int

Len returns number of remote repos

func (*LocalRepoCollection) LoadComplete 

func (collection *LocalRepoCollection) LoadComplete(repo *LocalRepo) error

LoadComplete loads additional information for local repo

func (*LocalRepoCollection) Update 

func (collection *LocalRepoCollection) Update(repo *LocalRepo) error

Update stores updated information about repo in DB

type Package 

type Package struct {
	// Basic package properties
	Name         string
	Version      string
	Architecture string
	// If this source package, this field holds "real" architecture value,
	// while Architecture would be equal to "source"
	SourceArchitecture string
	// For binary package, name of source package
	Source string
	// List of virtual packages this package provides
	Provides []string
	// Is this source package
	IsSource bool
	// Hash of files section
	FilesHash uint64
	// contains filtered or unexported fields
}

Package is single instance of Debian package

func NewPackageFromControlFile 

func NewPackageFromControlFile(input Stanza) *Package

NewPackageFromControlFile creates Package from parsed Debian control file

func NewSourcePackageFromControlFile 

func NewSourcePackageFromControlFile(input Stanza) (*Package, error)

NewSourcePackageFromControlFile creates Package from parsed Debian control file for source package

func (*Package) Deps 

func (p *Package) Deps() *PackageDependencies

Deps returns parsed package dependencies (it may load it from collection)

func (*Package) DownloadList 

func (p *Package) DownloadList(packagePool aptly.PackagePool) (result []PackageDownloadTask, err error)

DownloadList returns list of missing package files for download in format [[srcpath, dstpath]]

func (*Package) Equals 

func (p *Package) Equals(p2 *Package) bool

Equals compares two packages to be identical

func (*Package) Extra 

func (p *Package) Extra() Stanza

Extra returns Stanza of extra fields (it may load it from collection)

func (*Package) FilepathList 

func (p *Package) FilepathList(packagePool aptly.PackagePool) ([]string, error)

FilepathList returns list of paths to files in package repository

func (*Package) Files 

func (p *Package) Files() PackageFiles

Files returns parsed files records (it may load it from collection)

func (*Package) GetDependencies 

func (p *Package) GetDependencies(options int) (dependencies []string)

GetDependencies compiles list of dependenices by flags from options

func (*Package) Key 

func (p *Package) Key(prefix string) []byte

Key returns unique key identifying package

func (*Package) LinkFromPool 

func (p *Package) LinkFromPool(publishedStorage aptly.PublishedStorage, packagePool aptly.PackagePool, prefix string, component string) error

LinkFromPool links package file from pool to dist's pool location

func (*Package) MatchesArchitecture 

func (p *Package) MatchesArchitecture(arch string) bool

MatchesArchitecture checks whether packages matches specified architecture

func (*Package) MatchesDependency 

func (p *Package) MatchesDependency(dep Dependency) bool

MatchesDependency checks whether package matches specified dependency

func (*Package) PoolDirectory 

func (p *Package) PoolDirectory() (string, error)

PoolDirectory returns directory in package pool of published repository for this package files

func (*Package) Stanza 

func (p *Package) Stanza() (result Stanza)

Stanza creates original stanza from package

func (*Package) String 

func (p *Package) String() string

String creates readable representation

func (*Package) UpdateFiles 

func (p *Package) UpdateFiles(files PackageFiles)

UpdateFiles saves new state of files

func (*Package) VerifyFiles 

func (p *Package) VerifyFiles(packagePool aptly.PackagePool) (result bool, err error)

VerifyFiles verifies that all package files have neen correctly downloaded

type PackageCollection 

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

PackageCollection does management of packages in DB

func NewPackageCollection 

func NewPackageCollection(db database.Storage) *PackageCollection

NewPackageCollection creates new PackageCollection and binds it to database

func (*PackageCollection) AllPackageRefs 

func (collection *PackageCollection) AllPackageRefs() *PackageRefList

AllPackageRefs returns list of all packages as PackageRefList

func (*PackageCollection) ByKey 

func (collection *PackageCollection) ByKey(key []byte) (*Package, error)

ByKey find package in DB by its key

func (*PackageCollection) DeleteByKey 

func (collection *PackageCollection) DeleteByKey(key []byte) error

DeleteByKey deletes package in DB by key

func (*PackageCollection) Update 

func (collection *PackageCollection) Update(p *Package) error

Update adds or updates information about package in DB checking for conficts first

type PackageDependencies 

type PackageDependencies struct {
	Depends           []string
	BuildDepends      []string
	BuildDependsInDep []string
	PreDepends        []string
	Suggests          []string
	Recommends        []string
}

PackageDependencies are various parsed dependencies

type PackageDiff 

type PackageDiff struct {
	Left, Right *Package
}

PackageDiff is a difference between two packages in a list.

If left & right are present, difference is in package version If left is nil, package is present only in right If right is nil, package is present only in left

type PackageDiffs 

type PackageDiffs []PackageDiff

PackageDiffs is a list of PackageDiff records

type PackageDownloadTask 

type PackageDownloadTask struct {
	RepoURI         string
	DestinationPath string
	Checksums       utils.ChecksumInfo
}

PackageDownloadTask is a element of download queue for the package

type PackageFile 

type PackageFile struct {
	// Filename is name of file for the package (without directory)
	Filename string
	// Hashes for the file
	Checksums utils.ChecksumInfo
	// contains filtered or unexported fields
}

PackageFile is a single file entry in package

func (*PackageFile) DownloadURL 

func (f *PackageFile) DownloadURL() string

DownloadURL return relative URL to package download location

func (*PackageFile) Verify 

func (f *PackageFile) Verify(packagePool aptly.PackagePool) (bool, error)

Verify that package file is present and correct

type PackageFiles 

type PackageFiles []PackageFile

PackageFiles is collection of package files

func (PackageFiles) Hash 

func (files PackageFiles) Hash() uint64

Hash compute hash of all file items, sorting them first

func (PackageFiles) Len 

func (files PackageFiles) Len() int

Len returns number of files

func (PackageFiles) Less 

func (files PackageFiles) Less(i, j int) bool

Less compares by filename

func (PackageFiles) Swap 

func (files PackageFiles) Swap(i, j int)

Swap swaps elements

type PackageList 

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

PackageList is list of unique (by key) packages

It could be seen as repo snapshot, repo contents, result of filtering, merge, etc.

If indexed, PackageList starts supporting searching

func NewPackageList 

func NewPackageList() *PackageList

NewPackageList creates empty package list

func NewPackageListFromRefList 

func NewPackageListFromRefList(reflist *PackageRefList, collection *PackageCollection, progress aptly.Progress) (*PackageList, error)

NewPackageListFromRefList loads packages list from PackageRefList

func (*PackageList) Add 

func (l *PackageList) Add(p *Package) error

Add appends package to package list, additionally checking for uniqueness

func (*PackageList) Append 

func (l *PackageList) Append(pl *PackageList) error

Append adds content from one package list to another

func (*PackageList) Architectures 

func (l *PackageList) Architectures(includeSource bool) (result []string)

Architectures returns list of architectures present in packages and flag if source packages are present.

If includeSource is true, meta-architecture "source" would be present in the list

func (*PackageList) Filter 

func (l *PackageList) Filter(queries []string, withDependencies bool, source *PackageList, dependencyOptions int, architecturesList []string) (*PackageList, error)

Filter filters package index by specified queries (ORed together), possibly pulling dependencies

func (*PackageList) ForEach 

func (l *PackageList) ForEach(handler func(*Package) error) error

ForEach calls handler for each package in list

func (*PackageList) Len 

func (l *PackageList) Len() int

Len returns number of packages in the list

func (*PackageList) Less 

func (l *PackageList) Less(i, j int) bool

Compare compares two names in lexographical order

func (*PackageList) PrepareIndex 

func (l *PackageList) PrepareIndex()

PrepareIndex prepares list for indexing

func (*PackageList) Remove 

func (l *PackageList) Remove(p *Package)

Remove removes package from the list, and updates index when required

func (*PackageList) Search 

func (l *PackageList) Search(dep Dependency) *Package

Search searches package index for specified package

func (*PackageList) Swap 

func (l *PackageList) Swap(i, j int)

Swap swaps two packages in index

func (*PackageList) VerifyDependencies 

func (l *PackageList) VerifyDependencies(options int, architectures []string, sources *PackageList, progress aptly.Progress) ([]Dependency, error)

VerifyDependencies looks for missing dependencies in package list.

Analysis would be peformed for each architecture, in specified sources

type PackageRefList 

type PackageRefList struct {
	// List of package keys
	Refs [][]byte
}

PackageRefList is a list of keys of packages, this is basis for snapshot and similar stuff

Refs are sorted in lexicographical order

func NewPackageRefList 

func NewPackageRefList() *PackageRefList

NewPackageRefList creates empty PackageRefList

func NewPackageRefListFromPackageList 

func NewPackageRefListFromPackageList(list *PackageList) *PackageRefList

NewPackageRefListFromPackageList creates PackageRefList from PackageList

func (*PackageRefList) Decode 

func (l *PackageRefList) Decode(input []byte) error

Decode decodes msgpack representation into PackageRefLit

func (*PackageRefList) Diff 

func (l *PackageRefList) Diff(r *PackageRefList, packageCollection *PackageCollection) (result PackageDiffs, err error)

Diff calculates difference between two reflists

func (*PackageRefList) Encode 

func (l *PackageRefList) Encode() []byte

Encode does msgpack encoding of PackageRefList

func (*PackageRefList) ForEach 

func (l *PackageRefList) ForEach(handler func([]byte) error) error

ForEach calls handler for each package ref in list

func (*PackageRefList) Len 

func (l *PackageRefList) Len() int

Len returns number of refs

func (*PackageRefList) Less 

func (l *PackageRefList) Less(i, j int) bool

Compare compares two refs in lexographical order

func (*PackageRefList) Merge 

func (l *PackageRefList) Merge(r *PackageRefList, overrideMatching bool) (result *PackageRefList)

Merge merges reflist r into current reflist. If overrideMatching, merge replaces matching packages (by architecture/name) with reference from r, otherwise all packages are saved.

func (*PackageRefList) Substract 

func (l *PackageRefList) Substract(r *PackageRefList) *PackageRefList

Substract returns all packages in l that are not in r

func (*PackageRefList) Swap 

func (l *PackageRefList) Swap(i, j int)

Swap swaps two refs

type PublishedRepo 

type PublishedRepo struct {
	// Internal unique ID
	UUID string
	// Prefix & distribution should be unique across all published repositories
	Prefix       string
	Distribution string
	Component    string
	// Architectures is a list of all architectures published
	Architectures []string
	// Snapshot as a source of publishing
	SnapshotUUID string
	// contains filtered or unexported fields
}

PublishedRepo is a published for http/ftp representation of snapshot as Debian repository

func NewPublishedRepo 

func NewPublishedRepo(prefix string, distribution string, component string, architectures []string, snapshot *Snapshot) (*PublishedRepo, error)

NewPublishedRepo creates new published repository

func (*PublishedRepo) Decode 

func (p *PublishedRepo) Decode(input []byte) error

Decode decodes msgpack representation into PublishedRepo

func (*PublishedRepo) Encode 

func (p *PublishedRepo) Encode() []byte

Encode does msgpack encoding of PublishedRepo

func (*PublishedRepo) Key 

func (p *PublishedRepo) Key() []byte

Key returns unique key identifying PublishedRepo

func (*PublishedRepo) Publish 

func (p *PublishedRepo) Publish(packagePool aptly.PackagePool, publishedStorage aptly.PublishedStorage, packageCollection *PackageCollection, signer utils.Signer, progress aptly.Progress) error

Publish publishes snapshot (repository) contents, links package files, generates Packages & Release files, signs them

func (*PublishedRepo) RemoveFiles 

func (p *PublishedRepo) RemoveFiles(publishedStorage aptly.PublishedStorage, removePrefix, removePoolComponent bool) error

RemoveFiles removes files that were created by Publish

It can remove prefix fully, and part of pool (for specific component)

func (*PublishedRepo) String 

func (p *PublishedRepo) String() string

String returns human-readable represenation of PublishedRepo

type PublishedRepoCollection 

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

PublishedRepoCollection does listing, updating/adding/deleting of PublishedRepos

func NewPublishedRepoCollection 

func NewPublishedRepoCollection(db database.Storage) *PublishedRepoCollection

NewPublishedRepoCollection loads PublishedRepos from DB and makes up collection

func (*PublishedRepoCollection) Add 

func (collection *PublishedRepoCollection) Add(repo *PublishedRepo) error

Add appends new repo to collection and saves it

func (*PublishedRepoCollection) ByPrefixDistribution 

func (collection *PublishedRepoCollection) ByPrefixDistribution(prefix, distribution string) (*PublishedRepo, error)

ByPrefixDistribution looks up repository by prefix & distribution

func (*PublishedRepoCollection) BySnapshot 

func (collection *PublishedRepoCollection) BySnapshot(snapshot *Snapshot) []*PublishedRepo

BySnapshot looks up repository by snapshot source

func (*PublishedRepoCollection) ByUUID 

func (collection *PublishedRepoCollection) ByUUID(uuid string) (*PublishedRepo, error)

ByUUID looks up repository by uuid

func (*PublishedRepoCollection) CheckDuplicate 

func (collection *PublishedRepoCollection) CheckDuplicate(repo *PublishedRepo) *PublishedRepo

CheckDuplicate verifies that there's no published repo with the same name

func (*PublishedRepoCollection) ForEach 

func (collection *PublishedRepoCollection) ForEach(handler func(*PublishedRepo) error) error

ForEach runs method for each repository

func (*PublishedRepoCollection) Len 

func (collection *PublishedRepoCollection) Len() int

Len returns number of remote repos

func (*PublishedRepoCollection) LoadComplete 

func (collection *PublishedRepoCollection) LoadComplete(repo *PublishedRepo, snapshotCollection *SnapshotCollection) error

LoadComplete loads additional information for remote repo

func (*PublishedRepoCollection) Remove 

func (collection *PublishedRepoCollection) Remove(publishedStorage aptly.PublishedStorage, prefix, distribution string) error

Remove removes published repository, cleaning up directories, files

func (*PublishedRepoCollection) Update 

func (collection *PublishedRepoCollection) Update(repo *PublishedRepo) error

Update stores updated information about repo in DB

type RemoteRepo 

type RemoteRepo struct {
	// Permanent internal ID
	UUID string
	// User-assigned name
	Name string
	// Root of Debian archive, URL
	ArchiveRoot string
	// Distribution name, e.g. squeeze
	Distribution string
	// List of components to fetch, if empty, then fetch all components
	Components []string
	// List of architectures to fetch, if empty, then fetch all architectures
	Architectures []string
	// Should we download sources?
	DownloadSources bool
	// Meta-information about repository
	Meta Stanza
	// Last update date
	LastDownloadDate time.Time
	// Checksums for release files
	ReleaseFiles map[string]utils.ChecksumInfo
	// contains filtered or unexported fields
}

RemoteRepo represents remote (fetchable) Debian repository.

Repostitory could be filtered when fetching by components, architectures

func NewRemoteRepo 

func NewRemoteRepo(name string, archiveRoot string, distribution string, components []string,
	architectures []string, downloadSources bool) (*RemoteRepo, error)

NewRemoteRepo creates new instance of Debian remote repository with specified params

func (*RemoteRepo) BinaryURL 

func (repo *RemoteRepo) BinaryURL(component string, architecture string) *url.URL

BinaryURL returns URL of Packages files for given component and architecture

func (*RemoteRepo) Decode 

func (repo *RemoteRepo) Decode(input []byte) error

Decode decodes msgpack representation into RemoteRepo

func (*RemoteRepo) Download 

func (repo *RemoteRepo) Download(progress aptly.Progress, d aptly.Downloader, packageCollection *PackageCollection, packagePool aptly.PackagePool, ignoreMismatch bool) error

Download downloads all repo files

func (*RemoteRepo) Encode 

func (repo *RemoteRepo) Encode() []byte

Encode does msgpack encoding of RemoteRepo

func (*RemoteRepo) Fetch 

func (repo *RemoteRepo) Fetch(d aptly.Downloader, verifier utils.Verifier) error

Fetch updates information about repository

func (*RemoteRepo) FlatBinaryURL 

func (repo *RemoteRepo) FlatBinaryURL() *url.URL

FlatBinaryURL returns URL to Packages files for flat repo

func (*RemoteRepo) FlatSourcesURL 

func (repo *RemoteRepo) FlatSourcesURL() *url.URL

FlatSourcesURL returns URL to Sources files for flat repo

func (*RemoteRepo) IsFlat 

func (repo *RemoteRepo) IsFlat() bool

IsFlat determines if repository is flat

func (*RemoteRepo) Key 

func (repo *RemoteRepo) Key() []byte

Key is a unique id in DB

func (*RemoteRepo) NumPackages 

func (repo *RemoteRepo) NumPackages() int

NumPackages return number of packages retrived from remote repo

func (*RemoteRepo) PackageURL 

func (repo *RemoteRepo) PackageURL(filename string) *url.URL

PackageURL returns URL of package file relative to repository root architecture

func (*RemoteRepo) RefKey 

func (repo *RemoteRepo) RefKey() []byte

RefKey is a unique id for package reference list

func (*RemoteRepo) RefList 

func (repo *RemoteRepo) RefList() *PackageRefList

RefList returns package list for repo

func (*RemoteRepo) ReleaseURL 

func (repo *RemoteRepo) ReleaseURL(name string) *url.URL

ReleaseURL returns URL to Release* files in repo root

func (*RemoteRepo) SourcesURL 

func (repo *RemoteRepo) SourcesURL(component string) *url.URL

SourcesURL returns URL of Sources files for given component

func (*RemoteRepo) String 

func (repo *RemoteRepo) String() string

String interface

type RemoteRepoCollection 

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

RemoteRepoCollection does listing, updating/adding/deleting of RemoteRepos

func NewRemoteRepoCollection 

func NewRemoteRepoCollection(db database.Storage) *RemoteRepoCollection

NewRemoteRepoCollection loads RemoteRepos from DB and makes up collection

func (*RemoteRepoCollection) Add 

func (collection *RemoteRepoCollection) Add(repo *RemoteRepo) error

Add appends new repo to collection and saves it

func (*RemoteRepoCollection) ByName 

func (collection *RemoteRepoCollection) ByName(name string) (*RemoteRepo, error)

ByName looks up repository by name

func (*RemoteRepoCollection) ByUUID 

func (collection *RemoteRepoCollection) ByUUID(uuid string) (*RemoteRepo, error)

ByUUID looks up repository by uuid

func (*RemoteRepoCollection) Drop 

func (collection *RemoteRepoCollection) Drop(repo *RemoteRepo) error

Drop removes remote repo from collection

func (*RemoteRepoCollection) ForEach 

func (collection *RemoteRepoCollection) ForEach(handler func(*RemoteRepo) error) error

ForEach runs method for each repository

func (*RemoteRepoCollection) Len 

func (collection *RemoteRepoCollection) Len() int

Len returns number of remote repos

func (*RemoteRepoCollection) LoadComplete 

func (collection *RemoteRepoCollection) LoadComplete(repo *RemoteRepo) error

LoadComplete loads additional information for remote repo

func (*RemoteRepoCollection) Update 

func (collection *RemoteRepoCollection) Update(repo *RemoteRepo) error

Update stores updated information about repo in DB

type Snapshot 

type Snapshot struct {
	// Persisten internal ID
	UUID string
	// Human-readable name
	Name string
	// Date of creation
	CreatedAt time.Time

	// Source: kind + ID
	SourceKind string
	SourceIDs  []string
	// Description of how snapshot was created
	Description string
	// contains filtered or unexported fields
}

Snapshot is immutable state of repository: list of packages

func NewSnapshotFromLocalRepo 

func NewSnapshotFromLocalRepo(name string, repo *LocalRepo) (*Snapshot, error)

NewSnapshotFromLocalRepo creates snapshot from current state of local repository

func NewSnapshotFromPackageList 

func NewSnapshotFromPackageList(name string, sources []*Snapshot, list *PackageList, description string) *Snapshot

NewSnapshotFromPackageList creates snapshot from PackageList

func NewSnapshotFromRefList 

func NewSnapshotFromRefList(name string, sources []*Snapshot, list *PackageRefList, description string) *Snapshot

NewSnapshotFromRefList creates snapshot from PackageRefList

func NewSnapshotFromRepository 

func NewSnapshotFromRepository(name string, repo *RemoteRepo) (*Snapshot, error)

NewSnapshotFromRepository creates snapshot from current state of repository

func (*Snapshot) Decode 

func (s *Snapshot) Decode(input []byte) error

Decode decodes msgpack representation into Snapshot

func (*Snapshot) Encode 

func (s *Snapshot) Encode() []byte

Encode does msgpack encoding of Snapshot

func (*Snapshot) Key 

func (s *Snapshot) Key() []byte

Key is a unique id in DB

func (*Snapshot) NumPackages 

func (s *Snapshot) NumPackages() int

NumPackages returns number of packages in snapshot

func (*Snapshot) RefKey 

func (s *Snapshot) RefKey() []byte

RefKey is a unique id for package reference list

func (*Snapshot) RefList 

func (s *Snapshot) RefList() *PackageRefList

RefList returns list of package refs in snapshot

func (*Snapshot) String 

func (s *Snapshot) String() string

String returns string representation of snapshot

type SnapshotCollection 

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

SnapshotCollection does listing, updating/adding/deleting of Snapshots

func NewSnapshotCollection 

func NewSnapshotCollection(db database.Storage) *SnapshotCollection

NewSnapshotCollection loads Snapshots from DB and makes up collection

func (*SnapshotCollection) Add 

func (collection *SnapshotCollection) Add(snapshot *Snapshot) error

Add appends new repo to collection and saves it

func (*SnapshotCollection) ByLocalRepoSource 

func (collection *SnapshotCollection) ByLocalRepoSource(repo *LocalRepo) []*Snapshot

ByLocalRepoSource looks up snapshots that have specified LocalRepo as a source

func (*SnapshotCollection) ByName 

func (collection *SnapshotCollection) ByName(name string) (*Snapshot, error)

ByName looks up snapshot by name

func (*SnapshotCollection) ByRemoteRepoSource 

func (collection *SnapshotCollection) ByRemoteRepoSource(repo *RemoteRepo) []*Snapshot

ByRemoteRepoSource looks up snapshots that have specified RemoteRepo as a source

func (*SnapshotCollection) BySnapshotSource 

func (collection *SnapshotCollection) BySnapshotSource(snapshot *Snapshot) []*Snapshot

BySnapshotSource looks up snapshots that have specified snapshot as a source

func (*SnapshotCollection) ByUUID 

func (collection *SnapshotCollection) ByUUID(uuid string) (*Snapshot, error)

ByUUID looks up snapshot by UUID

func (*SnapshotCollection) Drop 

func (collection *SnapshotCollection) Drop(snapshot *Snapshot) error

Drop removes snapshot from collection

func (*SnapshotCollection) ForEach 

func (collection *SnapshotCollection) ForEach(handler func(*Snapshot) error) error

ForEach runs method for each snapshot

func (*SnapshotCollection) Len 

func (collection *SnapshotCollection) Len() int

Len returns number of snapshots in collection ForEach runs method for each snapshot

func (*SnapshotCollection) LoadComplete 

func (collection *SnapshotCollection) LoadComplete(snapshot *Snapshot) error

LoadComplete loads additional information about snapshot

func (*SnapshotCollection) Update 

func (collection *SnapshotCollection) Update(snapshot *Snapshot) error

Update stores updated information about repo in DB

type Stanza 

type Stanza map[string]string

Stanza or paragraph of Debian control file

func GetControlFileFromDeb 

func GetControlFileFromDeb(packageFile string) (Stanza, error)

GetControlFileFromDeb reads control file from deb package

func GetControlFileFromDsc 

func GetControlFileFromDsc(dscFile string, verifier utils.Verifier) (Stanza, error)

GetControlFileFromDsc reads control file from dsc package

func (Stanza) Copy 

func (s Stanza) Copy() (result Stanza)

Copy returns copy of Stanza

func (Stanza) WriteTo 

func (s Stanza) WriteTo(w *bufio.Writer) error

WriteTo saves stanza back to stream, modifying itself on the fly

Source Files

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