Team LBAC: Move middleware to enterprise (#76969)

* Team LBAC: Move middleware to enterprise

* Remove ds proxy part

* Move utils to enterprise
This commit is contained in:
Alexander Zobnin 2023-10-24 13:06:18 +02:00 committed by GitHub
parent 575981201c
commit cad3c43bb1
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GPG Key ID: 4AEE18F83AFDEB23
5 changed files with 2 additions and 303 deletions

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@ -272,15 +272,6 @@ func (proxy *DataSourceProxy) director(req *http.Request) {
if proxy.features.IsEnabled(featuremgmt.FlagIdForwarding) {
proxyutil.ApplyForwardIDHeader(req, proxy.ctx.SignedInUser)
}
if proxy.features.IsEnabled(featuremgmt.FlagTeamHttpHeaders) {
err := proxyutil.ApplyTeamHTTPHeaders(req, proxy.ds, proxy.ctx.Teams)
if err != nil {
// NOTE: could downgrade the errors to warnings
ctxLogger.Error("Error applying teamHTTPHeaders", "error", err)
return
}
}
}
func (proxy *DataSourceProxy) validateRequest() error {

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@ -1,131 +0,0 @@
package clientmiddleware
import (
"context"
"github.com/grafana/grafana-plugin-sdk-go/backend"
"github.com/grafana/grafana/pkg/components/simplejson"
"github.com/grafana/grafana/pkg/infra/appcontext"
"github.com/grafana/grafana/pkg/plugins"
"github.com/grafana/grafana/pkg/services/contexthandler"
"github.com/grafana/grafana/pkg/services/datasources"
"github.com/grafana/grafana/pkg/util/proxyutil"
)
// NewTeamHTTPHeaderMiddleware creates a new plugins.ClientMiddleware that will
// set headers based on teams user is member of.
func NewTeamHTTPHeadersMiddleware() plugins.ClientMiddleware {
return plugins.ClientMiddlewareFunc(func(next plugins.Client) plugins.Client {
return &TeamHTTPHeadersMiddleware{
next: next,
}
})
}
type TeamHTTPHeadersMiddleware struct {
next plugins.Client
}
func (m *TeamHTTPHeadersMiddleware) QueryData(ctx context.Context, req *backend.QueryDataRequest) (*backend.QueryDataResponse, error) {
if req == nil {
return m.next.QueryData(ctx, req)
}
err := m.setHeaders(ctx, req.PluginContext, req)
if err != nil {
return nil, err
}
return m.next.QueryData(ctx, req)
}
func (m *TeamHTTPHeadersMiddleware) CallResource(ctx context.Context, req *backend.CallResourceRequest, sender backend.CallResourceResponseSender) error {
if req == nil {
return m.next.CallResource(ctx, req, sender)
}
err := m.setHeaders(ctx, req.PluginContext, req)
if err != nil {
return err
}
return m.next.CallResource(ctx, req, sender)
}
func (m *TeamHTTPHeadersMiddleware) CheckHealth(ctx context.Context, req *backend.CheckHealthRequest) (*backend.CheckHealthResult, error) {
if req == nil {
return m.next.CheckHealth(ctx, req)
}
// NOTE: might not be needed to set headers. we want to for now set these headers
err := m.setHeaders(ctx, req.PluginContext, req)
if err != nil {
return nil, err
}
return m.next.CheckHealth(ctx, req)
}
func (m *TeamHTTPHeadersMiddleware) CollectMetrics(ctx context.Context, req *backend.CollectMetricsRequest) (*backend.CollectMetricsResult, error) {
return m.next.CollectMetrics(ctx, req)
}
func (m *TeamHTTPHeadersMiddleware) SubscribeStream(ctx context.Context, req *backend.SubscribeStreamRequest) (*backend.SubscribeStreamResponse, error) {
return m.next.SubscribeStream(ctx, req)
}
func (m *TeamHTTPHeadersMiddleware) PublishStream(ctx context.Context, req *backend.PublishStreamRequest) (*backend.PublishStreamResponse, error) {
return m.next.PublishStream(ctx, req)
}
func (m *TeamHTTPHeadersMiddleware) RunStream(ctx context.Context, req *backend.RunStreamRequest, sender *backend.StreamSender) error {
return m.next.RunStream(ctx, req, sender)
}
func (m *TeamHTTPHeadersMiddleware) setHeaders(ctx context.Context, pCtx backend.PluginContext, req interface{}) error {
reqCtx := contexthandler.FromContext(ctx)
// if request not for a datasource or no HTTP request context skip middleware
if req == nil || pCtx.DataSourceInstanceSettings == nil || reqCtx == nil || reqCtx.Req == nil {
return nil
}
settings := pCtx.DataSourceInstanceSettings
jsonDataBytes, err := simplejson.NewJson(settings.JSONData)
if err != nil {
return err
}
ds := &datasources.DataSource{
ID: settings.ID,
OrgID: pCtx.OrgID,
JsonData: jsonDataBytes,
Updated: settings.Updated,
}
signedInUser, err := appcontext.User(ctx)
if err != nil {
return nil // no user
}
teamHTTPHeaders, err := proxyutil.GetTeamHTTPHeaders(ds, signedInUser.GetTeams())
if err != nil {
return err
}
switch t := req.(type) {
case *backend.QueryDataRequest:
for key, value := range teamHTTPHeaders {
t.SetHTTPHeader(key, value)
}
case *backend.CheckHealthRequest:
for key, value := range teamHTTPHeaders {
t.SetHTTPHeader(key, value)
}
case *backend.CallResourceRequest:
for key, value := range teamHTTPHeaders {
t.SetHTTPHeader(key, value)
}
}
return nil
}

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@ -60,8 +60,6 @@ var WireSet = wire.NewSet(
wire.Bind(new(plugins.RendererManager), new(*pluginstore.Service)),
wire.Bind(new(plugins.SecretsPluginManager), new(*pluginstore.Service)),
wire.Bind(new(plugins.StaticRouteResolver), new(*pluginstore.Service)),
ProvideClientDecorator,
wire.Bind(new(plugins.Client), new(*client.Decorator)),
process.ProvideService,
wire.Bind(new(process.Manager), new(*process.Service)),
coreplugin.ProvideCoreRegistry,
@ -127,6 +125,8 @@ var WireExtensionSet = wire.NewSet(
wire.Bind(new(plugins.PluginLoaderAuthorizer), new(*signature.UnsignedPluginAuthorizer)),
wire.Bind(new(finder.Finder), new(*finder.Local)),
finder.ProvideLocalFinder,
ProvideClientDecorator,
wire.Bind(new(plugins.Client), new(*client.Decorator)),
)
func ProvideClientDecorator(
@ -179,10 +179,6 @@ func CreateMiddlewares(cfg *setting.Cfg, oAuthTokenService oauthtoken.OAuthToken
middlewares = append(middlewares, clientmiddleware.NewUserHeaderMiddleware())
}
if features.IsEnabled(featuremgmt.FlagTeamHttpHeaders) {
middlewares = append(middlewares, clientmiddleware.NewTeamHTTPHeadersMiddleware())
}
middlewares = append(middlewares, clientmiddleware.NewHTTPClientMiddleware())
return middlewares

View File

@ -4,13 +4,10 @@ import (
"fmt"
"net"
"net/http"
"net/url"
"sort"
"strconv"
"strings"
"github.com/grafana/grafana/pkg/services/auth/identity"
"github.com/grafana/grafana/pkg/services/datasources"
)
const (
@ -133,63 +130,3 @@ func ApplyForwardIDHeader(req *http.Request, user identity.Requester) {
req.Header.Set(IDHeaderName, token)
}
}
func ApplyTeamHTTPHeaders(req *http.Request, ds *datasources.DataSource, teams []int64) error {
headers, err := GetTeamHTTPHeaders(ds, teams)
if err != nil {
return err
}
for header, value := range headers {
// check if headerv is already set in req.Header
if req.Header.Get(header) != "" {
req.Header.Add(header, value)
} else {
req.Header.Set(header, value)
}
}
return nil
}
func GetTeamHTTPHeaders(ds *datasources.DataSource, teams []int64) (map[string]string, error) {
teamHTTPHeadersMap := make(map[string]string)
teamHTTPHeaders, err := ds.TeamHTTPHeaders()
if err != nil {
return nil, err
}
for teamID, headers := range teamHTTPHeaders {
id, err := strconv.ParseInt(teamID, 10, 64)
if err != nil {
// FIXME: logging here
continue
}
if !contains(teams, id) {
continue
}
for _, header := range headers {
// Header values should be properly escaped.
if value, ok := teamHTTPHeadersMap[header.Header]; ok {
// Add multiple header values as a comma-separated strings according to RFC 7230
// https://datatracker.ietf.org/doc/html/rfc7230#section-3.2.6
teamHTTPHeadersMap[header.Header] = fmt.Sprintf("%s,%s", value, url.PathEscape(header.Value))
} else {
teamHTTPHeadersMap[header.Header] = url.PathEscape(header.Value)
}
}
}
return teamHTTPHeadersMap, nil
}
func contains(slice []int64, value int64) bool {
for _, v := range slice {
if v == value {
return true
}
}
return false
}

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@ -6,8 +6,6 @@ import (
"github.com/stretchr/testify/require"
"github.com/grafana/grafana/pkg/components/simplejson"
"github.com/grafana/grafana/pkg/services/datasources"
"github.com/grafana/grafana/pkg/services/user"
)
@ -205,95 +203,3 @@ func TestApplyUserHeader(t *testing.T) {
require.Equal(t, "admin", req.Header.Get("X-Grafana-User"))
})
}
func TestApplyteamHTTPHeaders(t *testing.T) {
testCases := []struct {
desc string
jsonData any
userTeams []int64
want map[string]string
}{
{
desc: "Should apply team headers for users teams",
jsonData: map[string]interface{}{
"1": []map[string]interface{}{
{
"header": "X-Team-Header",
"value": "1",
},
},
"2": []map[string]interface{}{
{
"header": "X-Prom-Label-Policy",
"value": "2",
},
},
// user is not part of this team
"3": []map[string]interface{}{
{
"header": "X-Custom-Label-Policy",
"value": "3",
},
},
},
userTeams: []int64{1, 2},
want: map[string]string{
"X-Team-Header": "1",
"X-Prom-Label-Policy": "2",
},
},
{
desc: "Should be able to parse header values with commas",
jsonData: map[string]interface{}{
"101": []map[string]interface{}{
{
"header": "X-Prom-Label-Policy",
"value": `1234:{ foo="bar", bar="baz" }`,
},
},
},
userTeams: []int64{101},
want: map[string]string{
"X-Prom-Label-Policy": "1234:%7B%20foo=%22bar%22%2C%20bar=%22baz%22%20%7D",
},
}, {
desc: "Should be able to handle multiple header values",
jsonData: map[string]interface{}{
"101": []map[string]interface{}{
{
"header": "X-Prom-Label-Policy",
"value": `1234:{ foo="bar" }`,
},
{
"header": "X-Prom-Label-Policy",
"value": `1234:{ bar="baz" }`,
},
},
},
userTeams: []int64{101},
want: map[string]string{
"X-Prom-Label-Policy": "1234:%7B%20foo=%22bar%22%20%7D,1234:%7B%20bar=%22baz%22%20%7D",
},
},
}
for _, testCase := range testCases {
t.Run("Should apply team headers for users teams", func(t *testing.T) {
req, err := http.NewRequest(http.MethodGet, "/", nil)
require.NoError(t, err)
ds := &datasources.DataSource{
JsonData: simplejson.New(),
}
// add team headers
ds.JsonData.Set("teamHttpHeaders", testCase.jsonData)
err = ApplyTeamHTTPHeaders(req, ds, testCase.userTeams)
require.NoError(t, err)
for header, value := range testCase.want {
require.Contains(t, req.Header, header)
require.Equal(t, value, req.Header.Get(header))
}
})
}
}