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Commit5f8d0e5

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feat: Add RBAC to /files endpoints (#1664)
* feat: Add RBAC to /files endpoints
1 parentf763472 commit5f8d0e5

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4 files changed

+25
-6
lines changed

4 files changed

+25
-6
lines changed

‎coderd/coderd.go

Lines changed: 1 addition & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -134,6 +134,7 @@ func newRouter(options *Options, a *api) chi.Router {
134134
r.Route("/files",func(r chi.Router) {
135135
r.Use(
136136
apiKeyMiddleware,
137+
authRolesMiddleware,
137138
// This number is arbitrary, but reading/writing
138139
// file content is expensive so it should be small.
139140
httpmw.RateLimitPerMinute(12),

‎coderd/coderd_test.go

Lines changed: 9 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -16,6 +16,7 @@ import (
1616
"github.com/coder/coder/buildinfo"
1717
"github.com/coder/coder/coderd/coderdtest"
1818
"github.com/coder/coder/coderd/rbac"
19+
"github.com/coder/coder/codersdk"
1920
)
2021

2122
funcTestMain(m*testing.M) {
@@ -34,6 +35,7 @@ func TestBuildInfo(t *testing.T) {
3435
// TestAuthorizeAllEndpoints will check `authorize` is called on every endpoint registered.
3536
funcTestAuthorizeAllEndpoints(t*testing.T) {
3637
t.Parallel()
38+
ctx:=context.Background()
3739

3840
authorizer:=&fakeAuthorizer{}
3941
srv,client,_:=coderdtest.NewWithServer(t,&coderdtest.Options{
@@ -50,6 +52,8 @@ func TestAuthorizeAllEndpoints(t *testing.T) {
5052
template:=coderdtest.CreateTemplate(t,client,admin.OrganizationID,version.ID)
5153
workspace:=coderdtest.CreateWorkspace(t,client,admin.OrganizationID,template.ID)
5254
coderdtest.AwaitWorkspaceBuildJob(t,client,workspace.LatestBuild.ID)
55+
file,err:=client.Upload(ctx,codersdk.ContentTypeTar,make([]byte,1024))
56+
require.NoError(t,err,"upload file")
5357

5458
// Always fail auth from this point forward
5559
authorizer.AlwaysReturn=rbac.ForbiddenWithInternal(xerrors.New("fake implementation"),nil,nil)
@@ -121,8 +125,6 @@ func TestAuthorizeAllEndpoints(t *testing.T) {
121125

122126
"POST:/api/v2/users/{user}/organizations": {NoAuthorize:true},
123127

124-
"POST:/api/v2/files": {NoAuthorize:true},
125-
"GET:/api/v2/files/{hash}": {NoAuthorize:true},
126128
"GET:/api/v2/workspaces/{workspace}/watch": {NoAuthorize:true},
127129

128130
// These endpoints have more assertions. This is good, add more endpoints to assert if you can!
@@ -184,6 +186,10 @@ func TestAuthorizeAllEndpoints(t *testing.T) {
184186
AssertObject:workspaceRBACObj,
185187
},
186188

189+
"POST:/api/v2/files": {AssertAction:rbac.ActionCreate,AssertObject:rbac.ResourceFile},
190+
"GET:/api/v2/files/{fileHash}": {AssertAction:rbac.ActionRead,
191+
AssertObject:rbac.ResourceFile.WithOwner(admin.UserID.String()).WithID(file.Hash)},
192+
187193
// These endpoints need payloads to get to the auth part. Payloads will be required
188194
"PUT:/api/v2/users/{user}/roles": {StatusCode:http.StatusBadRequest,NoAuthorize:true},
189195
"POST:/api/v2/workspaces/{workspace}/builds": {StatusCode:http.StatusBadRequest,NoAuthorize:true},
@@ -220,6 +226,7 @@ func TestAuthorizeAllEndpoints(t *testing.T) {
220226
route=strings.ReplaceAll(route,"{workspacebuild}",workspace.LatestBuild.ID.String())
221227
route=strings.ReplaceAll(route,"{workspacename}",workspace.Name)
222228
route=strings.ReplaceAll(route,"{workspacebuildname}",workspace.LatestBuild.Name)
229+
route=strings.ReplaceAll(route,"{hash}",file.Hash)
223230

224231
resp,err:=client.Request(context.Background(),method,route,nil)
225232
require.NoError(t,err,"do req")

‎coderd/files.go

Lines changed: 14 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -14,11 +14,18 @@ import (
1414
"github.com/coder/coder/coderd/database"
1515
"github.com/coder/coder/coderd/httpapi"
1616
"github.com/coder/coder/coderd/httpmw"
17+
"github.com/coder/coder/coderd/rbac"
1718
"github.com/coder/coder/codersdk"
1819
)
1920

2021
func (api*api)postFile(rw http.ResponseWriter,r*http.Request) {
2122
apiKey:=httpmw.APIKey(r)
23+
// This requires the site wide action to create files.
24+
// Once created, a user can read their own files uploaded
25+
if!api.Authorize(rw,r,rbac.ActionCreate,rbac.ResourceFile) {
26+
return
27+
}
28+
2229
contentType:=r.Header.Get("Content-Type")
2330

2431
switchcontentType {
@@ -77,9 +84,7 @@ func (api *api) fileByHash(rw http.ResponseWriter, r *http.Request) {
7784
}
7885
file,err:=api.Database.GetFileByHash(r.Context(),hash)
7986
iferrors.Is(err,sql.ErrNoRows) {
80-
httpapi.Write(rw,http.StatusNotFound, httpapi.Response{
81-
Message:"no file exists with that hash",
82-
})
87+
httpapi.Forbidden(rw)
8388
return
8489
}
8590
iferr!=nil {
@@ -88,6 +93,12 @@ func (api *api) fileByHash(rw http.ResponseWriter, r *http.Request) {
8893
})
8994
return
9095
}
96+
97+
if!api.Authorize(rw,r,rbac.ActionRead,
98+
rbac.ResourceFile.WithOwner(file.CreatedBy.String()).WithID(file.Hash)) {
99+
return
100+
}
101+
91102
rw.Header().Set("Content-Type",file.Mimetype)
92103
rw.WriteHeader(http.StatusOK)
93104
_,_=rw.Write(file.Data)

‎coderd/files_test.go

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -50,7 +50,7 @@ func TestDownload(t *testing.T) {
5050
_,_,err:=client.Download(context.Background(),"something")
5151
varapiErr*codersdk.Error
5252
require.ErrorAs(t,err,&apiErr)
53-
require.Equal(t,http.StatusNotFound,apiErr.StatusCode())
53+
require.Equal(t,http.StatusForbidden,apiErr.StatusCode())
5454
})
5555

5656
t.Run("Insert",func(t*testing.T) {

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