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Add HTTP API for wildcard and empty users.

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This commit is contained in:
Juliusz Chroboczek 2024-05-08 14:51:43 +02:00
parent d29d14da16
commit ef6cff1d24
3 changed files with 63 additions and 18 deletions
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12
README.API
View file

@ -70,17 +70,23 @@ accepted content-type is `application/jwk-set+json`.
Returns a list of users, as a JSON array. The only allowed methods are
HEAD and GET.
### User definition
### User definitions
/galene-api/v0/.groups/groupname/.users/username
/galene-api/v0/.groups/groupname/.empty-user
/galene-api/v0/.groups/groupname/.wildcard-user
Contains a "sanitised" user definition (without any passwords), a JSON
object with a single field `permissions`. Allowed methods are HEAD, GET,
PUT and DELETE. The only accepted content-type is `application/json`.
object with a single field `permissions`. The entries `.empty-user` and
`.wildcard-user` are for the user with the empty username and the wildcard
user respectively. Allowed methods are HEAD, GET, PUT and DELETE. The
only accepted content-type is `application/json`.
### Passwords
/galene-api/v0/.groups/groupname/.users/username/.password
/galene-api/v0/.groups/groupname/.empty-user/.password
/galene-api/v0/.groups/groupname/.wildcard-user/.password
Contains the password of a given user. The PUT method takes a full
password definition, identical to what can appear in the `"password"`

51
webserver/api.go
View file

@ -39,7 +39,7 @@ func checkAdmin(w http.ResponseWriter, r *http.Request) bool {
// checkPasswordAdmin checks whether the client authentifies as either an
// administrator or the given user. It is used to check whether the
// client has the right to change user's password.
func checkPasswordAdmin(w http.ResponseWriter, r *http.Request, groupname, user string) bool {
func checkPasswordAdmin(w http.ResponseWriter, r *http.Request, groupname, user string, wildcard bool) bool {
username, password, ok := r.BasicAuth()
if ok {
ok, _ := adminMatch(username, password)
@ -47,7 +47,7 @@ func checkPasswordAdmin(w http.ResponseWriter, r *http.Request, groupname, user
return true
}
}
if ok && username == user {
if ok && !wildcard && username == user {
desc, err := group.GetDescription(groupname)
if err == nil && desc.Users != nil {
u, ok := desc.Users[user]
@ -161,6 +161,12 @@ func apiGroupHandler(w http.ResponseWriter, r *http.Request, pth string) {
if kind == ".users" {
usersHandler(w, r, g, rest)
return
} else if kind == ".empty-user" {
specialUserHandler(w, r, g, rest, false)
return
} else if kind == ".wildcard-user" {
specialUserHandler(w, r, g, rest, true)
return
} else if kind == ".keys" && rest == "" {
keysHandler(w, r, g)
return
@ -278,10 +284,10 @@ func usersHandler(w http.ResponseWriter, r *http.Request, g, pth string) {
first2, kind2, rest2 := splitPath(pth)
if first2 != "" && kind2 == "" {
userHandler(w, r, g, first2[1:])
userHandler(w, r, g, first2[1:], false)
return
} else if first2 != "" && kind2 == ".password" && rest2 == "" {
passwordHandler(w, r, g, first2[1:])
passwordHandler(w, r, g, first2[1:], false)
return
}
if !checkAdmin(w, r) {
@ -291,13 +297,28 @@ func usersHandler(w http.ResponseWriter, r *http.Request, g, pth string) {
return
}
func userHandler(w http.ResponseWriter, r *http.Request, g, user string) {
func specialUserHandler(w http.ResponseWriter, r *http.Request, g, pth string, wildcard bool) {
if pth == "" {
userHandler(w, r, g, "", wildcard)
return
} else if pth == ".password" {
passwordHandler(w, r, g, "", wildcard)
return
}
if !checkAdmin(w, r) {
return
}
notFound(w)
return
}
func userHandler(w http.ResponseWriter, r *http.Request, g, user string, wildcard bool) {
if !checkAdmin(w, r) {
return
}
if r.Method == "HEAD" || r.Method == "GET" {
user, etag, err := group.GetSanitisedUser(g, user, false)
user, etag, err := group.GetSanitisedUser(g, user, wildcard)
if err != nil {
httpError(w, err)
return
@ -310,7 +331,7 @@ func userHandler(w http.ResponseWriter, r *http.Request, g, user string) {
sendJSON(w, r, user)
return
} else if r.Method == "PUT" {
etag, err := group.GetUserTag(g, user, false)
etag, err := group.GetUserTag(g, user, wildcard)
if errors.Is(err, os.ErrNotExist) {
etag = ""
err = nil
@ -329,7 +350,7 @@ func userHandler(w http.ResponseWriter, r *http.Request, g, user string) {
if done {
return
}
err = group.UpdateUser(g, user, false, etag, &newdesc)
err = group.UpdateUser(g, user, wildcard, etag, &newdesc)
if err != nil {
httpError(w, err)
return
@ -341,7 +362,7 @@ func userHandler(w http.ResponseWriter, r *http.Request, g, user string) {
}
return
} else if r.Method == "DELETE" {
etag, err := group.GetUserTag(g, user, false)
etag, err := group.GetUserTag(g, user, wildcard)
if err != nil {
httpError(w, err)
return
@ -352,7 +373,7 @@ func userHandler(w http.ResponseWriter, r *http.Request, g, user string) {
return
}
err = group.DeleteUser(g, user, false, etag)
err = group.DeleteUser(g, user, wildcard, etag)
if err != nil {
httpError(w, err)
return
@ -364,8 +385,8 @@ func userHandler(w http.ResponseWriter, r *http.Request, g, user string) {
return
}
func passwordHandler(w http.ResponseWriter, r *http.Request, g, user string) {
if !checkPasswordAdmin(w, r, g, user) {
func passwordHandler(w http.ResponseWriter, r *http.Request, g, user string, wildcard bool) {
if !checkPasswordAdmin(w, r, g, user, wildcard) {
return
}
@ -375,7 +396,7 @@ func passwordHandler(w http.ResponseWriter, r *http.Request, g, user string) {
if done {
return
}
err := group.SetUserPassword(g, user, false, pw)
err := group.SetUserPassword(g, user, wildcard, pw)
if err != nil {
httpError(w, err)
return
@ -403,7 +424,7 @@ func passwordHandler(w http.ResponseWriter, r *http.Request, g, user string) {
Salt: hex.EncodeToString(salt),
Iterations: iterations,
}
err = group.SetUserPassword(g, user, false, pw)
err = group.SetUserPassword(g, user, wildcard, pw)
if err != nil {
httpError(w, err)
return
@ -411,7 +432,7 @@ func passwordHandler(w http.ResponseWriter, r *http.Request, g, user string) {
w.WriteHeader(http.StatusNoContent)
return
} else if r.Method == "DELETE" {
err := group.SetUserPassword(g, user, false, group.Password{})
err := group.SetUserPassword(g, user, wildcard, group.Password{})
if err != nil {
httpError(w, err)
return

18
webserver/api_test.go
View file

@ -253,6 +253,24 @@ func TestApi(t *testing.T) {
t.Errorf("Users (after delete): %#v", desc.Users)
}
resp, err = do("PUT", "/galene-api/v0/.groups/test/.wildcard-user",
"application/json", "", "*",
`{"permissions": "present"}`)
if err != nil || resp.StatusCode != http.StatusCreated {
t.Errorf("Create wildcard user: %v %v", err, resp.StatusCode)
}
err = getJSON("/galene-api/v0/.groups/test/.wildcard-user", &user)
if err != nil {
t.Errorf("Get wildcard user: %v", err)
}
resp, err = do("DELETE", "/galene-api/v0/.groups/test/.wildcard-user",
"", "", "", "")
if err != nil || resp.StatusCode != http.StatusNoContent {
t.Errorf("Delete wildcard user: %v %v", err, resp.StatusCode)
}
if len(desc.AuthKeys) != 1 {
t.Errorf("Keys: %v", len(desc.AuthKeys))
}