// GETVulnerabilities returns a vulnerability identified by an ID if it exists.
func GETVulnerabilities(w http.ResponseWriter, r *http.Request, p httprouter.Params) {
// Find vulnerability.
vulnerability, err := database.FindOneVulnerability(p.ByName("id"), []string{database.FieldVulnerabilityID, database.FieldVulnerabilityLink, database.FieldVulnerabilityPriority, database.FieldVulnerabilityDescription, database.FieldVulnerabilityFixedIn})
if err != nil {
jsonhttp.RenderError(w, 0, err)
return
}
abstractVulnerability, err := vulnerability.ToAbstractVulnerability()
if err != nil {
jsonhttp.RenderError(w, 0, err)
return
}
jsonhttp.Render(w, http.StatusOK, abstractVulnerability)
}
// POSTVulnerabilities manually inserts a vulnerability into the database if it
// does not exist yet.
func POSTVulnerabilities(w http.ResponseWriter, r *http.Request, p httprouter.Params) {
var parameters *database.AbstractVulnerability
if s, err := jsonhttp.ParseBody(r, ¶meters); err != nil {
jsonhttp.RenderError(w, s, err)
return
}
// Ensure that the vulnerability does not exist.
vulnerability, err := database.FindOneVulnerability(parameters.ID, []string{})
if err != nil && err != cerrors.ErrNotFound {
jsonhttp.RenderError(w, 0, err)
return
}
if vulnerability != nil {
jsonhttp.RenderError(w, 0, cerrors.NewBadRequestError("vulnerability already exists"))
return
}
// Insert packages.
packages := database.AbstractPackagesToPackages(parameters.AffectedPackages)
err = database.InsertPackages(packages)
if err != nil {
jsonhttp.RenderError(w, 0, err)
return
}
var pkgNodes []string
for _, p := range packages {
pkgNodes = append(pkgNodes, p.Node)
}
// Insert vulnerability.
notifications, err := database.InsertVulnerabilities([]*database.Vulnerability{parameters.ToVulnerability(pkgNodes)})
if err != nil {
jsonhttp.RenderError(w, 0, err)
return
}
// Insert notifications.
err = database.InsertNotifications(notifications, database.GetDefaultNotificationWrapper())
if err != nil {
jsonhttp.RenderError(w, 0, err)
return
}
jsonhttp.Render(w, http.StatusCreated, nil)
}
// GETVulnerabilitiesIntroducingLayers returns the list of layers that
// introduces a given vulnerability, if it exists.
// To clarify, it does not return the list of every layers that have
// the vulnerability.
func GETVulnerabilitiesIntroducingLayers(w http.ResponseWriter, r *http.Request, p httprouter.Params) {
// Find vulnerability to verify that it exists.
_, err := database.FindOneVulnerability(p.ByName("id"), []string{})
if err != nil {
jsonhttp.RenderError(w, 0, err)
return
}
layers, err := database.FindAllLayersIntroducingVulnerability(p.ByName("id"), []string{database.FieldLayerID})
if err != nil {
jsonhttp.RenderError(w, 0, err)
return
}
layersIDs := []string{}
for _, l := range layers {
layersIDs = append(layersIDs, l.ID)
}
jsonhttp.Render(w, http.StatusOK, struct{ IntroducingLayersIDs []string }{IntroducingLayersIDs: layersIDs})
}
// POSTVulnerabilitiesAffectedLayers returns whether the specified layers
// (by their IDs) are vulnerable to the given Vulnerability or not.
func POSTVulnerabilitiesAffectedLayers(w http.ResponseWriter, r *http.Request, p httprouter.Params) {
// Parse body.
var parameters POSTBatchLayersVulnerabilitiesParameters
if s, err := jsonhttp.ParseBody(r, ¶meters); err != nil {
jsonhttp.RenderError(w, s, err)
return
}
if len(parameters.LayersIDs) == 0 {
jsonhttp.RenderError(w, http.StatusBadRequest, errors.New("getting the entire list of affected layers is not supported yet: at least one LayerID query parameter must be provided"))
return
}
// Find vulnerability.
vulnerability, err := database.FindOneVulnerability(p.ByName("id"), []string{database.FieldVulnerabilityFixedIn})
if err != nil {
jsonhttp.RenderError(w, 0, err)
return
}
// Save the fixed in nodes into a map for fast check.
fixedInPackagesMap := make(map[string]struct{})
for _, fixedInNode := range vulnerability.FixedInNodes {
fixedInPackagesMap[fixedInNode] = struct{}{}
}
response := make(map[string]interface{})
// For each LayerID parameter.
for _, layerID := range parameters.LayersIDs {
// Find layer
layer, err := database.FindOneLayerByID(layerID, []string{database.FieldLayerParent, database.FieldLayerPackages, database.FieldLayerPackages})
if err != nil {
jsonhttp.RenderError(w, 0, err)
return
}
// Find layer's packages.
packagesNodes, err := layer.AllPackages()
if err != nil {
jsonhttp.RenderError(w, 0, err)
return
}
// Get successors packages of layer' packages.
successors, err := getSuccessorsFromPackagesNodes(packagesNodes)
if err != nil {
jsonhttp.RenderError(w, 0, err)
return
}
// Determine if the layer is vulnerable by verifying if one of the successors
// of its packages are fixed by the vulnerability.
vulnerable := false
for _, p := range successors {
if _, fixed := fixedInPackagesMap[p]; fixed {
vulnerable = true
break
}
}
response[layerID] = struct{ Vulnerable bool }{Vulnerable: vulnerable}
}
jsonhttp.Render(w, http.StatusOK, response)
}