veryroundbird.house
1package xrpc
2
3import (
4 "encoding/json"
5 "fmt"
6 "net/http"
7 "os"
8 "path/filepath"
9
10 comatproto "github.com/bluesky-social/indigo/api/atproto"
11 "github.com/bluesky-social/indigo/atproto/syntax"
12 "github.com/bluesky-social/indigo/xrpc"
13 securejoin "github.com/cyphar/filepath-securejoin"
14 "tangled.sh/tangled.sh/core/api/tangled"
15 "tangled.sh/tangled.sh/core/rbac"
16 xrpcerr "tangled.sh/tangled.sh/core/xrpc/errors"
17)
18
19func (x *Xrpc) DeleteRepo(w http.ResponseWriter, r *http.Request) {
20 l := x.Logger.With("handler", "DeleteRepo")
21 fail := func(e xrpcerr.XrpcError) {
22 l.Error("failed", "kind", e.Tag, "error", e.Message)
23 writeError(w, e, http.StatusBadRequest)
24 }
25
26 actorDid, ok := r.Context().Value(ActorDid).(syntax.DID)
27 if !ok {
28 fail(xrpcerr.MissingActorDidError)
29 return
30 }
31
32 var data tangled.RepoDelete_Input
33 if err := json.NewDecoder(r.Body).Decode(&data); err != nil {
34 fail(xrpcerr.GenericError(err))
35 return
36 }
37
38 did := data.Did
39 name := data.Name
40 rkey := data.Rkey
41
42 if did == "" || name == "" {
43 fail(xrpcerr.GenericError(fmt.Errorf("did and name are required")))
44 return
45 }
46
47 ident, err := x.Resolver.ResolveIdent(r.Context(), actorDid.String())
48 if err != nil || ident.Handle.IsInvalidHandle() {
49 fail(xrpcerr.GenericError(err))
50 return
51 }
52
53 xrpcc := xrpc.Client{
54 Host: ident.PDSEndpoint(),
55 }
56
57 // ensure that the record does not exists
58 _, err = comatproto.RepoGetRecord(r.Context(), &xrpcc, "", tangled.RepoNSID, actorDid.String(), rkey)
59 if err == nil {
60 fail(xrpcerr.RecordExistsError(rkey))
61 return
62 }
63
64 relativeRepoPath := filepath.Join(did, name)
65 isDeleteAllowed, err := x.Enforcer.IsRepoDeleteAllowed(actorDid.String(), rbac.ThisServer, relativeRepoPath)
66 if err != nil {
67 fail(xrpcerr.GenericError(err))
68 return
69 }
70 if !isDeleteAllowed {
71 fail(xrpcerr.AccessControlError(actorDid.String()))
72 return
73 }
74
75 repoPath, err := securejoin.SecureJoin(x.Config.Repo.ScanPath, relativeRepoPath)
76 if err != nil {
77 fail(xrpcerr.GenericError(err))
78 return
79 }
80
81 err = os.RemoveAll(repoPath)
82 if err != nil {
83 l.Error("deleting repo", "error", err.Error())
84 writeError(w, xrpcerr.GenericError(err), http.StatusInternalServerError)
85 return
86 }
87
88 err = x.Enforcer.RemoveRepo(did, rbac.ThisServer, relativeRepoPath)
89 if err != nil {
90 l.Error("failed to delete repo from enforcer", "error", err.Error())
91 writeError(w, xrpcerr.GenericError(err), http.StatusInternalServerError)
92 return
93 }
94
95 w.WriteHeader(http.StatusOK)
96}