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* Added mvn repository support * Removed dead code and added MVN option to the readme * Added change to changelog Co-authored-by: Rene Schilperoort <rene.schilperoort@greenvalley.nl>
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package main | ||
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import ( | ||
"encoding/json" | ||
"encoding/xml" | ||
"fmt" | ||
"io/ioutil" | ||
"log" | ||
"net/http" | ||
"strings" | ||
"time" | ||
) | ||
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// NPMLookup represents a collection of npm packages to be tested for dependency confusion. | ||
type MVNLookup struct { | ||
Packages []MVNPackage | ||
Verbose bool | ||
} | ||
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type MVNPackage struct { | ||
Group string | ||
Artifact string | ||
Version string | ||
} | ||
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// NewNPMLookup constructs an `MVNLookup` struct and returns it. | ||
func NewMVNLookup(verbose bool) PackageResolver { | ||
return &MVNLookup{Packages: []MVNPackage{}, Verbose: verbose} | ||
} | ||
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// ReadPackagesFromFile reads package information from an npm package.json file | ||
// | ||
// Returns any errors encountered | ||
func (n *MVNLookup) ReadPackagesFromFile(filename string) error { | ||
rawfile, err := ioutil.ReadFile(filename) | ||
if err != nil { | ||
return err | ||
} | ||
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fmt.Print("Checking: filename: " + filename + "\n") | ||
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var project MavenProject | ||
if err := xml.Unmarshal([]byte(rawfile), &project); err != nil { | ||
log.Fatalf("unable to unmarshal pom file. Reason: %s\n", err) | ||
} | ||
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for _, dep := range project.Dependencies { | ||
n.Packages = append(n.Packages, MVNPackage{dep.GroupId, dep.ArtifactId, dep.Version}) | ||
} | ||
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for _, dep := range project.Build.Plugins { | ||
n.Packages = append(n.Packages, MVNPackage{dep.GroupId, dep.ArtifactId, dep.Version}) | ||
} | ||
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for _, build := range project.Profiles { | ||
for _, dep := range build.Build.Plugins { | ||
n.Packages = append(n.Packages, MVNPackage{dep.GroupId, dep.ArtifactId, dep.Version}) | ||
} | ||
} | ||
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return nil | ||
} | ||
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// PackagesNotInPublic determines if an npm package does not exist in the public npm package repository. | ||
// | ||
// Returns a slice of strings with any npm packages not in the public npm package repository | ||
func (n *MVNLookup) PackagesNotInPublic() []string { | ||
notavail := []string{} | ||
for _, pkg := range n.Packages { | ||
if !n.isAvailableInPublic(pkg, 0) { | ||
notavail = append(notavail, pkg.Group + "/" + pkg.Artifact) | ||
} | ||
} | ||
return notavail | ||
} | ||
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// isAvailableInPublic determines if an npm package exists in the public npm package repository. | ||
// | ||
// Returns true if the package exists in the public npm package repository. | ||
func (n *MVNLookup) isAvailableInPublic(pkg MVNPackage, retry int) bool { | ||
if retry > 3 { | ||
fmt.Printf(" [W] Maximum number of retries exhausted for package: %s\n", pkg.Group) | ||
return false | ||
} | ||
if pkg.Group == "" { | ||
return true | ||
} | ||
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group := strings.Replace(pkg.Group, ".", "/",-1) | ||
if n.Verbose { | ||
fmt.Print("Checking: https://repo1.maven.org/maven2/"+group+"/ ") | ||
} | ||
resp, err := http.Get("https://repo1.maven.org/maven2/"+group+"/") | ||
if err != nil { | ||
fmt.Printf(" [W] Error when trying to request https://repo1.maven.org/maven2/"+group+"/ : %s\n", err) | ||
return false | ||
} | ||
defer resp.Body.Close() | ||
if n.Verbose { | ||
fmt.Printf("%s\n", resp.Status) | ||
} | ||
if resp.StatusCode == http.StatusOK { | ||
npmResp := NpmResponse{} | ||
body, _ := ioutil.ReadAll(resp.Body) | ||
_ = json.Unmarshal(body, &npmResp) | ||
if npmResp.NotAvailable() { | ||
if n.Verbose { | ||
fmt.Printf("[W] Package %s was found, but all its versions are unpublished, making anyone able to takeover the namespace.\n", pkg.Group) | ||
} | ||
return false | ||
} | ||
return true | ||
} else if resp.StatusCode == 429 { | ||
fmt.Printf(" [!] Server responded with 429 (Too many requests), throttling and retrying...\n") | ||
time.Sleep(10 * time.Second) | ||
retry = retry + 1 | ||
n.isAvailableInPublic(pkg, retry) | ||
} | ||
return false | ||
} |
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// | ||
// https://raw.githubusercontent.com/creekorful/mvnparser/master/parser.go | ||
// | ||
// MIT License | ||
// | ||
// Copyright (c) 2019 Aloïs Micard | ||
// | ||
// Permission is hereby granted, free of charge, to any person obtaining a copy | ||
// of this software and associated documentation files (the "Software"), to deal | ||
// in the Software without restriction, including without limitation the rights | ||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | ||
// copies of the Software, and to permit persons to whom the Software is | ||
// furnished to do so, subject to the following conditions: | ||
// | ||
// The above copyright notice and this permission notice shall be included in all | ||
// copies or substantial portions of the Software. | ||
// | ||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | ||
// SOFTWARE. | ||
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package main | ||
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import ( | ||
"encoding/xml" | ||
"io" | ||
) | ||
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// Represent a POM file | ||
type MavenProject struct { | ||
XMLName xml.Name `xml:"project"` | ||
ModelVersion string `xml:"modelVersion"` | ||
Parent Parent `xml:"parent"` | ||
GroupId string `xml:"groupId"` | ||
ArtifactId string `xml:"artifactId"` | ||
Version string `xml:"version"` | ||
Packaging string `xml:"packaging"` | ||
Name string `xml:"name"` | ||
Repositories []Repository `xml:"repositories>repository"` | ||
Properties Properties `xml:"properties"` | ||
DependencyManagement DependencyManagement `xml:"dependencyManagement"` | ||
Dependencies []Dependency `xml:"dependencies>dependency"` | ||
Profiles []Profile `xml:"profiles"` | ||
Build Build `xml:"build"` | ||
PluginRepositories []PluginRepository `xml:"pluginRepositories>pluginRepository"` | ||
Modules []string `xml:"modules>module"` | ||
} | ||
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// Represent the parent of the project | ||
type Parent struct { | ||
GroupId string `xml:"groupId"` | ||
ArtifactId string `xml:"artifactId"` | ||
Version string `xml:"version"` | ||
} | ||
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// Represent a dependency of the project | ||
type Dependency struct { | ||
XMLName xml.Name `xml:"dependency"` | ||
GroupId string `xml:"groupId"` | ||
ArtifactId string `xml:"artifactId"` | ||
Version string `xml:"version"` | ||
Classifier string `xml:"classifier"` | ||
Type string `xml:"type"` | ||
Scope string `xml:"scope"` | ||
Exclusions []Exclusion `xml:"exclusions>exclusion"` | ||
} | ||
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// Represent an exclusion | ||
type Exclusion struct { | ||
XMLName xml.Name `xml:"exclusion"` | ||
GroupId string `xml:"groupId"` | ||
ArtifactId string `xml:"artifactId"` | ||
} | ||
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type DependencyManagement struct { | ||
Dependencies []Dependency `xml:"dependencies>dependency"` | ||
} | ||
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// Represent a repository | ||
type Repository struct { | ||
Id string `xml:"id"` | ||
Name string `xml:"name"` | ||
Url string `xml:"url"` | ||
} | ||
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type Profile struct { | ||
Id string `xml:"id"` | ||
Build Build `xml:"build"` | ||
} | ||
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type Build struct { | ||
// todo: final name ? | ||
Plugins []Plugin `xml:"plugins>plugin"` | ||
} | ||
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type Plugin struct { | ||
XMLName xml.Name `xml:"plugin"` | ||
GroupId string `xml:"groupId"` | ||
ArtifactId string `xml:"artifactId"` | ||
Version string `xml:"version"` | ||
//todo something like: Configuration map[string]string `xml:"configuration"` | ||
// todo executions | ||
} | ||
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// Represent a pluginRepository | ||
type PluginRepository struct { | ||
Id string `xml:"id"` | ||
Name string `xml:"name"` | ||
Url string `xml:"url"` | ||
} | ||
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// Represent Properties | ||
type Properties map[string]string | ||
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func (p *Properties) UnmarshalXML(d *xml.Decoder, start xml.StartElement) error { | ||
*p = map[string]string{} | ||
for { | ||
key := "" | ||
value := "" | ||
token, err := d.Token() | ||
if err == io.EOF { | ||
break | ||
} | ||
switch tokenType := token.(type) { | ||
case xml.StartElement: | ||
key = tokenType.Name.Local | ||
err := d.DecodeElement(&value, &start) | ||
if err != nil { | ||
return err | ||
} | ||
(*p)[key] = value | ||
} | ||
} | ||
return nil | ||
} |