mirror of
https://codeberg.org/forgejo/forgejo.git
synced 2024-11-24 08:57:03 -05:00
remove unused & implement webfinger
This commit is contained in:
Michael Jerger
parent
73a38ea0d1
commit
b5a467e94d
3 changed files with 119 additions and 261 deletions
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@ -1,23 +1,16 @@
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// Copyright 2023 The forgejo Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package activitypub
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import (
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"fmt"
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"net/url"
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"strconv"
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"strings"
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"code.gitea.io/gitea/modules/log"
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"code.gitea.io/gitea/modules/validation"
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)
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type Validatable interface { // ToDo: What is the right package for this interface?
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validate_is_not_nil() error
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validate_is_not_empty() error
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Validate() error
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IsValid() (bool, error)
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PanicIfInvalid()
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}
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type PersonId struct {
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userId string
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source string
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@ -28,142 +21,6 @@ type PersonId struct {
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unvalidatedInput string
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}
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func validate_is_not_empty(str string) error {
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if str == "" {
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return fmt.Errorf("the given string was empty")
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}
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return nil
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}
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/*
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Validate collects error strings in a slice and returns this
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*/
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func (value PersonId) Validate() []string {
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var result = []string{}
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result = append(result, validation.ValidateNotEmpty(value.userId, "userId")...)
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result = append(result, validation.ValidateNotEmpty(value.source, "source")...)
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result = append(result, validation.ValidateNotEmpty(value.schema, "schema")...)
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result = append(result, validation.ValidateNotEmpty(value.path, "path")...)
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result = append(result, validation.ValidateNotEmpty(value.host, "host")...)
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result = append(result, validation.ValidateNotEmpty(value.unvalidatedInput, "unvalidatedInput")...)
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result = append(result, validation.ValidateOneOf(value.source, []string{"forgejo", "gitea"})...)
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switch value.source {
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case "forgejo", "gitea":
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if !strings.Contains(value.path, "api/v1/activitypub/user-id") {
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result = append(result, fmt.Sprintf("path has to be a api path"))
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}
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}
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return result
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}
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/*
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IsValid concatenates the error messages with newlines and returns them if there are any
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*/
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func (a PersonId) IsValid() (bool, error) {
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if err := a.Validate(); len(err) > 0 {
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errString := strings.Join(err, "\n")
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return false, fmt.Errorf(errString)
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}
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return true, nil
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}
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func (a PersonId) PanicIfInvalid() {
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if valid, err := a.IsValid(); !valid {
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panic(err)
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}
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}
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func (a PersonId) GetUserId() int {
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result, err := strconv.Atoi(a.userId)
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if err != nil {
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panic(err)
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}
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return result
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}
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func (a PersonId) GetNormalizedUri() string {
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result := fmt.Sprintf("%s://%s:%s/%s/%s", a.schema, a.host, a.port, a.path, a.userId)
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return result
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}
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// Returns the combination of host:port if port exists, host otherwise
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func (a PersonId) GetHostAndPort() string {
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if a.port != "" {
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return strings.Join([]string{a.host, a.port}, ":")
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}
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return a.host
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}
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func containsEmptyString(ar []string) bool {
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for _, elem := range ar {
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if elem == "" {
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return true
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}
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}
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return false
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}
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func removeEmptyStrings(ls []string) []string {
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var rs []string
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for _, str := range ls {
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if str != "" {
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rs = append(rs, str)
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}
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}
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return rs
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}
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func ValidateAndParseIRI(unvalidatedIRI string) (url.URL, error) { // ToDo: Validate that it is not the same host as ours.
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err := validate_is_not_empty(unvalidatedIRI) // url.Parse seems to accept empty strings?
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if err != nil {
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return url.URL{}, err
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}
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validatedURL, err := url.Parse(unvalidatedIRI)
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if err != nil {
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return url.URL{}, err
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}
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if len(validatedURL.Path) <= 1 {
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return url.URL{}, fmt.Errorf("path was empty")
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}
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return *validatedURL, nil
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}
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// TODO: This parsing is very Person-Specific. We should adjust the name & move to a better location (maybe forgefed package?)
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func ParseActorID(validatedURL url.URL, source string) PersonId { // ToDo: Turn this into a factory function and do not split parsing and validation rigurously
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pathWithUserID := strings.Split(validatedURL.Path, "/")
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if containsEmptyString(pathWithUserID) {
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pathWithUserID = removeEmptyStrings(pathWithUserID)
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}
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length := len(pathWithUserID)
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pathWithoutUserID := strings.Join(pathWithUserID[0:length-1], "/")
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userId := pathWithUserID[length-1]
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log.Info("Actor: pathWithUserID: %s", pathWithUserID)
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log.Info("Actor: pathWithoutUserID: %s", pathWithoutUserID)
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log.Info("Actor: UserID: %s", userId)
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return PersonId{ // ToDo: maybe keep original input to validate against (maybe extra method)
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userId: userId,
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source: source,
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schema: validatedURL.Scheme,
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host: validatedURL.Hostname(), // u.Host returns hostname:port
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path: pathWithoutUserID,
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port: validatedURL.Port(),
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}
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}
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func NewPersonId(uri string, source string) (PersonId, error) {
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if !validation.IsValidExternalURL(uri) {
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return PersonId{}, fmt.Errorf("uri %s is not a valid external url", uri)
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@ -195,3 +52,80 @@ func NewPersonId(uri string, source string) (PersonId, error) {
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return actorId, nil
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}
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func (id PersonId) AsUri() string {
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result := ""
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if id.port == "" {
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result = fmt.Sprintf("%s://%s/%s/%s", id.schema, id.host, id.path, id.userId)
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} else {
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result = fmt.Sprintf("%s://%s:%s/%s/%s", id.schema, id.host, id.port, id.path, id.userId)
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}
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return result
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}
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func (id PersonId) AsWebfinger() string {
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result := fmt.Sprintf("@%s@%s", strings.ToLower(id.userId), strings.ToLower(id.host))
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return result
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}
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/*
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Validate collects error strings in a slice and returns this
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*/
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func (value PersonId) Validate() []string {
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var result = []string{}
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result = append(result, validation.ValidateNotEmpty(value.userId, "userId")...)
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result = append(result, validation.ValidateNotEmpty(value.source, "source")...)
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result = append(result, validation.ValidateNotEmpty(value.schema, "schema")...)
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result = append(result, validation.ValidateNotEmpty(value.path, "path")...)
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result = append(result, validation.ValidateNotEmpty(value.host, "host")...)
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result = append(result, validation.ValidateNotEmpty(value.unvalidatedInput, "unvalidatedInput")...)
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result = append(result, validation.ValidateOneOf(value.source, []string{"forgejo", "gitea"})...)
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switch value.source {
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case "forgejo", "gitea":
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if !strings.Contains(value.path, "api/v1/activitypub/user-id") {
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result = append(result, fmt.Sprintf("path has to be a api path"))
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}
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}
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if value.unvalidatedInput != value.AsUri() {
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result = append(result, fmt.Sprintf("not all input: %q was parsed: %q", value.unvalidatedInput, value.AsUri()))
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}
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return result
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}
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/*
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IsValid concatenates the error messages with newlines and returns them if there are any
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*/
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func (a PersonId) IsValid() (bool, error) {
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if err := a.Validate(); len(err) > 0 {
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errString := strings.Join(err, "\n")
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return false, fmt.Errorf(errString)
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}
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return true, nil
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}
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func (a PersonId) PanicIfInvalid() {
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if valid, err := a.IsValid(); !valid {
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panic(err)
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}
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}
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func containsEmptyString(ar []string) bool {
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for _, elem := range ar {
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if elem == "" {
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return true
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}
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}
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return false
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}
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func removeEmptyStrings(ls []string) []string {
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var rs []string
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for _, str := range ls {
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if str != "" {
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rs = append(rs, str)
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}
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}
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return rs
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}
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@ -5,117 +5,48 @@ package activitypub
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import (
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"testing"
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"code.gitea.io/gitea/modules/forgefed"
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ap "github.com/go-ap/activitypub"
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)
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var emptyMockStar *forgefed.Star = &forgefed.Star{
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Source: "",
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Activity: ap.Activity{
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Actor: ap.IRI(""),
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Type: "Star",
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Object: ap.IRI(""),
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},
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}
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var invalidMockStar *forgefed.Star = &forgefed.Star{
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Source: "",
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Activity: ap.Activity{
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Actor: ap.IRI(""),
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Type: "Star",
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Object: ap.IRI("https://example.com/"),
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},
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}
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var mockStar *forgefed.Star = &forgefed.Star{
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Source: "forgejo",
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Activity: ap.Activity{
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Actor: ap.IRI("https://repo.prod.meissa.de/api/v1/activitypub/user-id/1"),
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Type: "Star",
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Object: ap.IRI("https://codeberg.org/api/v1/activitypub/repository-id/1"),
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},
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}
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func TestValidateAndParseIRIEmpty(t *testing.T) {
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item := emptyMockStar.Object.GetLink().String()
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_, err := ValidateAndParseIRI(item)
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if err == nil {
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t.Errorf("ValidateAndParseIRI returned no error for empty input.")
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}
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}
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func TestValidateAndParseIRINoPath(t *testing.T) {
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item := emptyMockStar.Object.GetLink().String()
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_, err := ValidateAndParseIRI(item)
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if err == nil {
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t.Errorf("ValidateAndParseIRI returned no error for empty path.")
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}
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}
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func TestActorParserValid(t *testing.T) {
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item, _ := ValidateAndParseIRI(mockStar.Actor.GetID().String())
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want := PersonId{
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func TestNewPersonId(t *testing.T) {
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expected := PersonId{
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userId: "1",
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source: "forgejo",
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schema: "https",
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path: "api/v1/activitypub/user-id",
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host: "repo.prod.meissa.de",
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host: "an.other.host",
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port: "",
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unvalidatedInput: "https://an.other.host/api/v1/activitypub/user-id/1",
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}
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sut, _ := NewPersonId("https://an.other.host/api/v1/activitypub/user-id/1", "forgejo")
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if sut != expected {
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t.Errorf("expected: %v\n but was: %v\n", expected, sut)
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}
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got := ParseActorID(item, "forgejo")
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if got != want {
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t.Errorf("\nParseActorID did not return want: %v\n but %v", want, got)
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}
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}
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func TestValidateValid(t *testing.T) {
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item := PersonId{
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expected = PersonId{
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userId: "1",
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source: "forgejo",
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schema: "https",
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path: "/api/v1/activitypub/user-id/1",
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host: "repo.prod.meissa.de",
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port: "",
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path: "api/v1/activitypub/user-id",
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host: "an.other.host",
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port: "443",
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unvalidatedInput: "https://an.other.host:443/api/v1/activitypub/user-id/1",
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}
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if valid, _ := item.IsValid(); !valid {
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t.Errorf("Actor was invalid with valid input.")
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sut, _ = NewPersonId("https://an.other.host:443/api/v1/activitypub/user-id/1", "forgejo")
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if sut != expected {
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t.Errorf("expected: %v\n but was: %v\n", expected, sut)
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}
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}
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func TestValidateInvalid(t *testing.T) {
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item, _ := ValidateAndParseIRI("https://example.org/some-path/to/nowhere/")
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actor := ParseActorID(item, "forgejo")
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if valid, _ := actor.IsValid(); valid {
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t.Errorf("Actor was valid with invalid input.")
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}
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func TestWebfingerId(t *testing.T) {
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sut, _ := NewPersonId("https://codeberg.org/api/v1/activitypub/user-id/12345", "forgejo")
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if sut.AsWebfinger() != "@12345@codeberg.org" {
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t.Errorf("wrong webfinger: %v", sut.AsWebfinger())
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}
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func TestGetHostAndPort(t *testing.T) {
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item := PersonId{
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schema: "https",
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userId: "1",
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path: "/api/v1/activitypub/user-id/1",
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host: "repo.prod.meissa.de",
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port: "80",
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sut, _ = NewPersonId("https://Codeberg.org/api/v1/activitypub/user-id/12345", "forgejo")
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if sut.AsWebfinger() != "@12345@codeberg.org" {
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t.Errorf("wrong webfinger: %v", sut.AsWebfinger())
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}
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want := "repo.prod.meissa.de:80"
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hostAndPort := item.GetHostAndPort()
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if hostAndPort != want {
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t.Errorf("GetHostAndPort did not return correct host and port combination: %v", hostAndPort)
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}
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}
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func TestShouldThrowErrorOnInvalidInput(t *testing.T) {
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@ -144,6 +75,10 @@ func TestShouldThrowErrorOnInvalidInput(t *testing.T) {
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if err == nil {
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t.Errorf("uri may not contain relative path elements")
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}
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_, err = NewPersonId("https://myuser@an.other.host/api/v1/activitypub/user-id/1", "forgejo")
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if err == nil {
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t.Errorf("uri may not contain unparsed elements")
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}
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_, err = NewPersonId("https://an.other.host/api/v1/activitypub/user-id/1", "forgejo")
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if err != nil {
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@ -238,26 +238,15 @@ func RepositoryInbox(ctx *context.APIContext) {
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activity := web.GetForm(ctx).(*forgefed.Star)
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log.Info("RepositoryInbox: Activity.Source: %v, Activity.Actor %v, Activity.Actor.Id %v", activity.Source, activity.Actor, activity.Actor.GetID().String())
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// assume actor is: "actor": "https://codeberg.org/api/v1/activitypub/user-id/12345" - NB: This might be actually the ID? Maybe check vocabulary.
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// "https://Codeberg.org/api/v1/activitypub/user-id/12345"
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// "https://codeberg.org:443/api/v1/activitypub/user-id/12345"
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// "https://codeberg.org/api/v1/activitypub/../activitypub/user-id/12345"
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// "https://user:password@codeberg.org/api/v1/activitypub/user-id/12345"
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// "https://codeberg.org/api/v1/activitypub//user-id/12345"
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// parse senderActorId
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// senderActorId holds the data to construct the sender of the star
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// parse actorId
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actorId, err := activitypub.NewPersonId(activity.Actor.GetID().String(), string(activity.Source))
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if err != nil {
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ctx.ServerError("Validate actorId", err)
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return
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}
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// Is the PersonId Struct valid?
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actorId.PanicIfInvalid()
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log.Info("RepositoryInbox: Actor parsed. %v", actorId)
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remoteStargazer := actorId.GetNormalizedUri() // used as LoginName in newly created user
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remoteStargazer := actorId.AsWebfinger() // used as LoginName in newly created user
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log.Info("remotStargazer: %v", remoteStargazer)
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// Check if user already exists
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