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Access Control: refactor permission evaluator to be more flexible (#35996)

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* add a more flexible way to create permissions

* update interface for accesscontrol to use new eval interface

* use new eval interface

* update middleware to use new eval interface

* remove evaluator function and move metrics to service

* add tests for accesscontrol middleware

* Remove failed function from interface and update inejct to create a new
evaluator

* Change name

* Support Several sopes for a permission


* use evaluator and update fakeAccessControl

* Implement String that will return string representation of permissions
for an evaluator

Co-authored-by: Gabriel MABILLE <gamab@users.noreply.github.com>

Co-authored-by: Emil Tullstedt <emil.tullstedt@grafana.com>
This commit is contained in:
Karl Persson
2021-08-24 11:36:28 +02:00
committed by GitHub
co-authored by Gabriel MABILLE Emil Tullstedt
parent 9d8f61c738
commit 7ebf4027a7
15 changed files with 869 additions and 349 deletions
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pkg/api/admin.go
+6 -11
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@@ -2,13 +2,12 @@ package api
import (
"context"
"fmt"
"net/http"
"github.com/grafana/grafana/pkg/api/response"
"github.com/grafana/grafana/pkg/bus"
"github.com/grafana/grafana/pkg/models"
"github.com/grafana/grafana/pkg/services/accesscontrol"
ac "github.com/grafana/grafana/pkg/services/accesscontrol"
"github.com/grafana/grafana/pkg/setting"
)
@@ -35,11 +34,11 @@ func (hs *HTTPServer) getAuthorizedSettings(ctx context.Context, user *models.Si
return bag, nil
}
eval := func(scopes ...string) (bool, error) {
return hs.AccessControl.Evaluate(ctx, user, accesscontrol.ActionSettingsRead, scopes...)
eval := func(scope string) (bool, error) {
return hs.AccessControl.Evaluate(ctx, user, ac.EvalPermission(ac.ActionSettingsRead, scope))
}
ok, err := eval(accesscontrol.ScopeSettingsAll)
ok, err := eval(ac.ScopeSettingsAll)
if err != nil {
return nil, err
}
@@ -50,7 +49,7 @@ func (hs *HTTPServer) getAuthorizedSettings(ctx context.Context, user *models.Si
authorizedBag := make(setting.SettingsBag)
for section, keys := range bag {
ok, err := eval(getSettingsScope(section, "*"))
ok, err := eval(ac.Scope("settings", section, "*"))
if err != nil {
return nil, err
}
@@ -60,7 +59,7 @@ func (hs *HTTPServer) getAuthorizedSettings(ctx context.Context, user *models.Si
}
for key := range keys {
ok, err := eval(getSettingsScope(section, key))
ok, err := eval(ac.Scope("settings", section, key))
if err != nil {
return nil, err
}
@@ -74,7 +73,3 @@ func (hs *HTTPServer) getAuthorizedSettings(ctx context.Context, user *models.Si
}
return authorizedBag, nil
}
func getSettingsScope(section, key string) string {
return fmt.Sprintf("settings:%s:%s", section, key)
}