Exemple #1
0
// GETLayersPackagesDiff returns the list of packages that a layer installs and
// removes if it exists.
func GETLayersPackagesDiff(w http.ResponseWriter, r *http.Request, p httprouter.Params) {
	// Find layer.
	layer, err := database.FindOneLayerByID(p.ByName("id"), []string{database.FieldLayerPackages})
	if err != nil {
		httputils.WriteHTTPError(w, 0, err)
		return
	}

	// Find layer's packages.
	installedPackages, removedPackages := make([]*database.Package, 0), make([]*database.Package, 0)
	if len(layer.InstalledPackagesNodes) > 0 {
		installedPackages, err = database.FindAllPackagesByNodes(layer.InstalledPackagesNodes, []string{database.FieldPackageOS, database.FieldPackageName, database.FieldPackageVersion})
		if err != nil {
			httputils.WriteHTTPError(w, 0, err)
			return
		}
	}
	if len(layer.RemovedPackagesNodes) > 0 {
		removedPackages, err = database.FindAllPackagesByNodes(layer.RemovedPackagesNodes, []string{database.FieldPackageOS, database.FieldPackageName, database.FieldPackageVersion})
		if err != nil {
			httputils.WriteHTTPError(w, 0, err)
			return
		}
	}

	httputils.WriteHTTP(w, http.StatusOK, struct{ InstalledPackages, RemovedPackages []*database.Package }{InstalledPackages: installedPackages, RemovedPackages: removedPackages})
}
Exemple #2
0
// getSuccessorsFromPackagesNodes returns the node list of packages that have
// versions following the versions of the provided packages.
func getSuccessorsFromPackagesNodes(packagesNodes []string) ([]string, error) {
	if len(packagesNodes) == 0 {
		return []string{}, nil
	}

	// Get packages.
	packages, err := database.FindAllPackagesByNodes(packagesNodes, []string{database.FieldPackageNextVersion})
	if err != nil {
		return []string{}, err
	}

	// Find all packages' successors.
	var packagesNextVersions []string
	for _, pkg := range packages {
		nextVersions, err := pkg.NextVersions([]string{})
		if err != nil {
			return []string{}, err
		}
		for _, version := range nextVersions {
			packagesNextVersions = append(packagesNextVersions, version.Node)
		}
	}

	return packagesNextVersions, nil
}
Exemple #3
0
// GETLayersPackages returns the complete list of packages that a layer has
// if it exists.
func GETLayersPackages(w http.ResponseWriter, r *http.Request, p httprouter.Params) {
	// Find layer
	layer, err := database.FindOneLayerByID(p.ByName("id"), []string{database.FieldLayerParent, database.FieldLayerPackages})
	if err != nil {
		httputils.WriteHTTPError(w, 0, err)
		return
	}

	// Find layer's packages.
	packagesNodes, err := layer.AllPackages()
	if err != nil {
		httputils.WriteHTTPError(w, 0, err)
		return
	}

	packages := []*database.Package{}
	if len(packagesNodes) > 0 {
		packages, err = database.FindAllPackagesByNodes(packagesNodes, []string{database.FieldPackageOS, database.FieldPackageName, database.FieldPackageVersion})
		if err != nil {
			httputils.WriteHTTPError(w, 0, err)
			return
		}
	}

	httputils.WriteHTTP(w, http.StatusOK, struct{ Packages []*database.Package }{Packages: packages})
}
Exemple #4
0
// detectAndInsertInstalledAndRemovedPackages finds the installed and removed
// package nodes and inserts the installed packages into the database.
func detectAndInsertInstalledAndRemovedPackages(detectedOS string, packageList []*database.Package, parent *database.Layer) (installedNodes, removedNodes []string, err error) {
	// Get the parent layer's packages.
	parentPackageNodes, err := parent.AllPackages()
	if err != nil {
		return nil, nil, err
	}
	parentPackages, err := database.FindAllPackagesByNodes(parentPackageNodes, []string{database.FieldPackageName, database.FieldPackageVersion})
	if err != nil {
		return nil, nil, err
	}

	// Map detected packages (name:version) string to packages.
	packagesNVMapToPackage := make(map[string]*database.Package)
	for _, p := range packageList {
		packagesNVMapToPackage[p.Name+":"+p.Version.String()] = p
	}

	// Map parent's packages (name:version) string to nodes.
	parentPackagesNVMapToNodes := make(map[string]string)
	for _, p := range parentPackages {
		parentPackagesNVMapToNodes[p.Name+":"+p.Version.String()] = p.Node
	}

	// Build a list of the parent layer's packages' node values.
	var parentPackagesNV []string
	for _, p := range parentPackages {
		parentPackagesNV = append(parentPackagesNV, p.Name+":"+p.Version.String())
	}

	// Build a list of the layer packages' node values.
	var layerPackagesNV []string
	for _, p := range packageList {
		layerPackagesNV = append(layerPackagesNV, p.Name+":"+p.Version.String())
	}

	// Calculate the installed and removed packages.
	removedPackagesNV := utils.CompareStringLists(parentPackagesNV, layerPackagesNV)
	installedPackagesNV := utils.CompareStringLists(layerPackagesNV, parentPackagesNV)

	// Build a list of all the installed packages.
	var installedPackages []*database.Package
	for _, nv := range installedPackagesNV {
		p, _ := packagesNVMapToPackage[nv]
		p.OS = detectedOS
		installedPackages = append(installedPackages, p)
	}

	// Insert that list into the database.
	err = database.InsertPackages(installedPackages)
	if err != nil {
		return nil, nil, err
	}

	// Build the list of installed package nodes.
	for _, p := range installedPackages {
		if p.Node != "" {
			installedNodes = append(installedNodes, p.Node)
		}
	}

	// Build the list of removed package nodes.
	for _, nv := range removedPackagesNV {
		node, _ := parentPackagesNVMapToNodes[nv]
		removedNodes = append(removedNodes, node)
	}

	return
}