Files
probo/pkg/server/api/trust/v1/resolver.go
Sacha Al Himdani cb3d79502d Add trust center front
Signed-off-by: Sacha Al Himdani <sacha@getprobo.com>
2025-08-06 16:34:43 +02:00

278 lines
8.2 KiB
Go

//go:generate go run github.com/99designs/gqlgen generate
// Copyright (c) 2025 Probo Inc <hello@getprobo.com>.
//
// Permission to use, copy, modify, and/or distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice appear in all copies.
//
// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
// AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
// INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
// LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
// OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
// PERFORMANCE OF THIS SOFTWARE.
package trust_v1
import (
"context"
"encoding/base64"
"encoding/json"
"errors"
"fmt"
"net/http"
"runtime/debug"
"time"
"github.com/99designs/gqlgen/graphql"
"github.com/99designs/gqlgen/graphql/handler"
"github.com/99designs/gqlgen/graphql/handler/extension"
"github.com/99designs/gqlgen/graphql/handler/transport"
"github.com/99designs/gqlgen/graphql/playground"
"github.com/getprobo/probo/pkg/coredata"
"github.com/getprobo/probo/pkg/crypto/cipher"
"github.com/getprobo/probo/pkg/gid"
"github.com/getprobo/probo/pkg/securecookie"
"github.com/getprobo/probo/pkg/server/api/trust/v1/schema"
"github.com/getprobo/probo/pkg/server/api/trust/v1/types"
"github.com/getprobo/probo/pkg/trust"
"github.com/getprobo/probo/pkg/usrmgr"
"github.com/go-chi/chi/v5"
"go.gearno.de/kit/httpserver"
"go.gearno.de/kit/log"
)
type (
AuthConfig struct {
CookieName string
CookieDomain string
SessionDuration time.Duration
CookieSecret string
}
Resolver struct {
trustCenterSvc *trust.Service
authCfg AuthConfig
}
ctxKey struct{ name string }
TokenAccessData struct {
TrustCenterID gid.GID
Email string
TenantID gid.TenantID
Scope string
}
TrustCenterTokenData struct {
TrustCenterID gid.GID `json:"trust_center_id"`
Email string `json:"email"`
TenantID gid.TenantID `json:"tenant_id"`
Scope string `json:"scope"`
ExpiresAt time.Time `json:"expires_at"`
}
)
const (
TokenScopeTrustCenterReadOnly = "trust_center_readonly"
TokenCookieName = "trust_center_token"
)
var (
sessionContextKey = &ctxKey{name: "session"}
userContextKey = &ctxKey{name: "user"}
userTenantContextKey = &ctxKey{name: "user_tenants"}
tokenAccessContextKey = &ctxKey{name: "token_access"}
)
func SessionFromContext(ctx context.Context) *coredata.Session {
session, _ := ctx.Value(sessionContextKey).(*coredata.Session)
return session
}
func UserFromContext(ctx context.Context) *coredata.User {
user, _ := ctx.Value(userContextKey).(*coredata.User)
return user
}
func TokenAccessFromContext(ctx context.Context) *TokenAccessData {
tokenAccess, _ := ctx.Value(tokenAccessContextKey).(*TokenAccessData)
return tokenAccess
}
func GetCurrentUserRole(ctx context.Context) types.Role {
user := UserFromContext(ctx)
tokenAccess := TokenAccessFromContext(ctx)
if user != nil || tokenAccess != nil {
return types.RoleUser
}
return types.RoleNone
}
func NewMux(
logger *log.Logger,
usrmgrSvc *usrmgr.Service,
trustSvc *trust.Service,
authCfg AuthConfig,
) *chi.Mux {
r := chi.NewMux()
encryptionKey := trustSvc.GetEncryptionKey()
r.Handle("/graphql", graphqlHandler(logger, usrmgrSvc, trustSvc, authCfg, encryptionKey))
r.Handle("/playground", playground.Handler("GraphQL Playground", "/api/trust/v1/graphql"))
r.Post("/trust-center-access/authenticate", authTokenHandler(trustSvc, authCfg, encryptionKey))
r.Delete("/trust-center-access/logout", trustCenterLogoutHandler(authCfg))
return r
}
func graphqlHandler(logger *log.Logger, usrmgrSvc *usrmgr.Service, trustSvc *trust.Service, authCfg AuthConfig, encryptionKey cipher.EncryptionKey) http.HandlerFunc {
var mb int64 = 1 << 20
c := schema.Config{
Resolvers: &Resolver{
trustCenterSvc: trustSvc,
authCfg: authCfg,
},
}
c.Directives.MustBeAuthenticated = func(ctx context.Context, obj interface{}, next graphql.Resolver, role *types.Role) (interface{}, error) {
currentRole := GetCurrentUserRole(ctx)
if role != nil && *role == types.RoleUser && currentRole == types.RoleNone {
return nil, fmt.Errorf("access denied: authentication required")
}
return next(ctx)
}
es := schema.NewExecutableSchema(c)
srv := handler.New(es)
srv.AddTransport(transport.POST{})
srv.AddTransport(transport.GET{})
srv.AddTransport(transport.Options{})
srv.AddTransport(
transport.MultipartForm{
MaxMemory: 32 * mb,
MaxUploadSize: 50 * mb,
},
)
srv.Use(extension.Introspection{})
srv.SetRecoverFunc(func(ctx context.Context, err any) error {
logger := httpserver.LoggerFromContext(ctx)
logger.Error("resolver panic", log.Any("error", err), log.Any("stack", string(debug.Stack())))
return errors.New("internal server error")
})
return WithSession(usrmgrSvc, trustSvc, authCfg, encryptionKey, srv.ServeHTTP)
}
// TrustService returns a trust service scoped to the given tenant
func (r *Resolver) TrustService(ctx context.Context, tenantID gid.TenantID) *trust.TenantService {
return r.trustCenterSvc.WithTenant(tenantID)
}
// GetTenantService returns a tenant service for the given tenant ID
func (r *Resolver) GetTenantService(ctx context.Context, tenantID gid.TenantID) *trust.TenantService {
return r.trustCenterSvc.WithTenant(tenantID)
}
func WithSession(usrmgrSvc *usrmgr.Service, trustSvc *trust.Service, authCfg AuthConfig, encryptionKey cipher.EncryptionKey, next http.HandlerFunc) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
cookieValue, err := securecookie.Get(r, securecookie.DefaultConfig(
authCfg.CookieName,
authCfg.CookieSecret,
))
if err == nil {
sessionID, err := gid.ParseGID(cookieValue)
if err == nil {
session, err := usrmgrSvc.GetSession(ctx, sessionID)
if err == nil {
user, err := usrmgrSvc.GetUserBySession(ctx, sessionID)
if err == nil {
tenantIDs, err := usrmgrSvc.ListTenantsForUserID(ctx, user.ID)
if err == nil {
ctx = context.WithValue(ctx, sessionContextKey, session)
ctx = context.WithValue(ctx, userContextKey, user)
ctx = context.WithValue(ctx, userTenantContextKey, &tenantIDs)
next(w, r.WithContext(ctx))
if err := usrmgrSvc.UpdateSession(ctx, session); err != nil {
panic(fmt.Errorf("failed to update session: %w", err))
}
return
}
}
}
}
securecookie.Clear(w, securecookie.DefaultConfig(
authCfg.CookieName,
authCfg.CookieSecret,
))
}
tokenCookieValue, err := securecookie.Get(r, securecookie.Config{
Name: TokenCookieName,
Secret: authCfg.CookieSecret,
})
if err == nil {
encryptedData, err := base64.StdEncoding.DecodeString(tokenCookieValue)
if err == nil {
decryptedData, err := cipher.Decrypt(encryptedData, encryptionKey)
if err == nil {
var tokenData TrustCenterTokenData
if err := json.Unmarshal(decryptedData, &tokenData); err == nil {
if time.Now().Before(tokenData.ExpiresAt) {
tenantSvc := trustSvc.WithTenant(tokenData.TenantID)
isActive, err := tenantSvc.TrustCenterAccesses.IsAccessActive(ctx, tokenData.TrustCenterID, tokenData.Email)
if err == nil && isActive {
tokenAccess := &TokenAccessData{
TrustCenterID: tokenData.TrustCenterID,
Email: tokenData.Email,
TenantID: tokenData.TenantID,
Scope: tokenData.Scope,
}
ctx = context.WithValue(ctx, tokenAccessContextKey, tokenAccess)
next(w, r.WithContext(ctx))
return
} else {
securecookie.Clear(w, securecookie.Config{
Name: TokenCookieName,
Secret: authCfg.CookieSecret,
})
}
} else {
securecookie.Clear(w, securecookie.Config{
Name: TokenCookieName,
Secret: authCfg.CookieSecret,
})
}
}
}
}
}
// Continue without authentication for public access
next(w, r.WithContext(ctx))
}
}