b73780f818
Mount the compliance portal mux on trust center hosts, drop the legacy trust web server, and share response header helpers. Signed-off-by: Bryan Frimin <bryan@probo.com>
305 lines
9.3 KiB
Go
305 lines
9.3 KiB
Go
// Copyright (c) 2025-2026 Probo Inc <hello@probo.com>.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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package api
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import (
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"context"
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"errors"
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"fmt"
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"net/http"
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"time"
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"github.com/go-chi/chi/v5"
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"github.com/go-chi/cors"
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"go.gearno.de/kit/httpserver"
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"go.gearno.de/kit/log"
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"go.probo.inc/probo/pkg/accessreview"
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"go.probo.inc/probo/pkg/agentrun"
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"go.probo.inc/probo/pkg/baseurl"
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"go.probo.inc/probo/pkg/complianceportal/management"
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trust "go.probo.inc/probo/pkg/complianceportal/visitor"
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"go.probo.inc/probo/pkg/connector"
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"go.probo.inc/probo/pkg/connector/provider"
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"go.probo.inc/probo/pkg/cookiebanner"
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"go.probo.inc/probo/pkg/esign"
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"go.probo.inc/probo/pkg/filemanager"
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"go.probo.inc/probo/pkg/geoloc"
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"go.probo.inc/probo/pkg/iam"
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"go.probo.inc/probo/pkg/mailman"
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"go.probo.inc/probo/pkg/probo"
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"go.probo.inc/probo/pkg/resourcealias"
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"go.probo.inc/probo/pkg/riskmanagement"
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"go.probo.inc/probo/pkg/securecookie"
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connect_v1 "go.probo.inc/probo/pkg/server/api/connect/v1"
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console_v1 "go.probo.inc/probo/pkg/server/api/console/v1"
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cookiebanner_v1 "go.probo.inc/probo/pkg/server/api/cookiebanner/v1"
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files_v1 "go.probo.inc/probo/pkg/server/api/files/v1"
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mcp_v1 "go.probo.inc/probo/pkg/server/api/mcp/v1"
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slack_v1 "go.probo.inc/probo/pkg/server/api/slack/v1"
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"go.probo.inc/probo/pkg/server/gqlutils"
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"go.probo.inc/probo/pkg/slack"
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"go.probo.inc/probo/pkg/thirdparty"
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)
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type (
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Config struct {
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BaseURL *baseurl.BaseURL
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AllowedOrigins []string
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Probo *probo.Service
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ResourceAlias *resourcealias.Service
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File *filemanager.Service
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IAM *iam.Service
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Trust *trust.Service
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ESign *esign.Service
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CustomDomain *management.Service
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AccessReview *accessreview.Service
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AgentRun *agentrun.Service
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Slack *slack.Service
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Mailman *mailman.Service
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CookieBanner *cookiebanner.Service
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Geoloc *geoloc.Service
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ThirdParty *thirdparty.Service
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RiskManagement *riskmanagement.Service
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Cookie securecookie.Config
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TokenSecret string
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ConnectorRegistry *connector.ConnectorRegistry
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ProviderRegistry *provider.Registry
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CustomDomainCname string
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GraphQLLimits gqlutils.Limits
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Logger *log.Logger
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}
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MCPConfig struct {
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Version string
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RequestTimeout time.Duration
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MaxRequestSize int64
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}
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Server struct {
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cfg Config
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csrf *http.CrossOriginProtection
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consoleHandler http.Handler
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cookieBannerHandler http.Handler
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filesHandler http.Handler
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mcpHandler http.Handler
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slackHandler http.Handler
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connectHandler http.Handler
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}
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)
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var (
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ErrMissingProboService = errors.New("server configuration requires a valid probo.Service instance")
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ErrMissingIAMService = errors.New("server configuration requires a valid iam.Service instance")
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ErrMissingSlackService = errors.New("server configuration requires a valid slack.Service instance")
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)
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func methodNotAllowed(w http.ResponseWriter, r *http.Request) {
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defer func() { _ = r.Body.Close() }()
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httpserver.RenderJSON(
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w,
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http.StatusMethodNotAllowed,
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map[string]string{
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"error": "method not allowed",
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},
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)
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}
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func notFound(w http.ResponseWriter, r *http.Request) {
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defer func() { _ = r.Body.Close() }()
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httpserver.RenderJSON(
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w,
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http.StatusNotFound,
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map[string]string{
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"error": "not found",
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},
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)
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}
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func NewServer(cfg Config) (*Server, error) {
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if cfg.Probo == nil {
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return nil, ErrMissingProboService
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}
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if cfg.IAM == nil {
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return nil, ErrMissingIAMService
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}
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if cfg.Slack == nil {
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return nil, ErrMissingSlackService
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}
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csrf := http.NewCrossOriginProtection()
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for _, origin := range cfg.AllowedOrigins {
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if err := csrf.AddTrustedOrigin(origin); err != nil {
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return nil, fmt.Errorf("cannot add trusted origin %q: %w", origin, err)
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}
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}
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// The SAML Assertion Consumer Service endpoint receives cross-origin
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// POSTs from external identity providers by design.
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csrf.AddInsecureBypassPattern("POST /connect/v1/saml/2.0/consume")
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// The cookie banner API is called cross-origin from customer websites
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// by the JS SDK. CORS is handled by the cookie banner middleware.
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// GET and OPTIONS are safe methods (always allowed), but we bypass
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// POST explicitly since it comes from customer origins.
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csrf.AddInsecureBypassPattern("POST /cookie-banner/v1/{rest...}")
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// OAuth2 token, introspection, revocation, and device authorization
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// endpoints receive cross-origin POSTs from external clients.
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csrf.AddInsecureBypassPattern("POST /connect/v1/oauth2/token")
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csrf.AddInsecureBypassPattern("POST /connect/v1/oauth2/introspect")
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csrf.AddInsecureBypassPattern("POST /connect/v1/oauth2/revoke")
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csrf.AddInsecureBypassPattern("POST /connect/v1/oauth2/device")
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csrf.SetDenyHandler(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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httpserver.RenderJSON(
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w,
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http.StatusForbidden,
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map[string]string{
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"error": "cross-origin request denied",
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},
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)
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}))
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return &Server{
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cfg: cfg,
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csrf: csrf,
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consoleHandler: console_v1.NewMux(
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cfg.Logger.Named("console.v1"),
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cfg.Probo,
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cfg.ResourceAlias,
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cfg.IAM,
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cfg.ESign,
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cfg.CustomDomain,
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cfg.AccessReview,
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cfg.AgentRun,
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cfg.Mailman,
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cfg.CookieBanner,
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cfg.Cookie,
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cfg.TokenSecret,
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cfg.ConnectorRegistry,
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cfg.ProviderRegistry,
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cfg.File,
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cfg.BaseURL,
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cfg.CustomDomainCname,
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cfg.ThirdParty,
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cfg.RiskManagement,
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cfg.GraphQLLimits,
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),
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cookieBannerHandler: cookiebanner_v1.NewMux(
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cfg.Logger.Named("cookiebanner.v1"),
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cfg.CookieBanner,
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cfg.Geoloc,
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),
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filesHandler: files_v1.NewMux(
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cfg.Logger.Named("files.v1"),
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cfg.File,
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cfg.Probo,
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cfg.IAM,
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cfg.Cookie,
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cfg.TokenSecret,
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cfg.BaseURL,
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),
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mcpHandler: mcp_v1.NewMux(
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cfg.Logger.Named("mcp.v1"),
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cfg.Probo,
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cfg.CustomDomain,
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cfg.ResourceAlias,
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cfg.ThirdParty,
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cfg.IAM,
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cfg.AccessReview,
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cfg.CookieBanner,
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cfg.RiskManagement,
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cfg.TokenSecret,
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cfg.File,
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cfg.BaseURL,
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),
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slackHandler: slack_v1.NewMux(
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cfg.Logger.Named("slack.v1"),
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cfg.Slack,
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cfg.Trust,
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),
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connectHandler: connect_v1.NewMux(
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cfg.Logger.Named("connect.v1"),
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cfg.IAM,
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cfg.Trust,
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cfg.Cookie,
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cfg.TokenSecret,
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cfg.File,
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cfg.BaseURL,
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func(ctx context.Context, host string) bool {
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if host == cfg.BaseURL.Host() {
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return true
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}
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_, err := cfg.Trust.GetPortalByDomainName(ctx, host)
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return err == nil
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},
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cfg.GraphQLLimits,
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),
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}, nil
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}
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func (s *Server) ServeHTTP(w http.ResponseWriter, r *http.Request) {
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corsOpts := cors.Options{
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AllowedOrigins: s.cfg.AllowedOrigins,
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AllowedMethods: []string{"GET", "POST", "PUT", "DELETE", "HEAD"},
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AllowedHeaders: []string{"content-type", "traceparent", "authorization"},
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ExposedHeaders: []string{"x-request-id"},
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AllowCredentials: true,
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MaxAge: 600, // 10 minutes (chrome >= 76 maximum value c.f. https://source.chromium.org/chromium/chromium/src/+/main:services/network/public/cpp/cors/preflight_result.cc;drc=52002151773d8cd9ffc5f557cd7cc880fddcae3e;l=36)
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OptionsPassthrough: false,
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Debug: false,
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}
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w.Header().Set("X-Frame-Options", "DENY")
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w.Header().Set("X-XSS-Protection", "0")
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w.Header().Set("X-Content-Type-Options", "nosniff")
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w.Header().Set("Referrer-Policy", "no-referrer")
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w.Header().Set("Content-Security-Policy", "default-src 'self'")
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w.Header().Set("Permissions-Policy", "microphone=(), camera=(), geolocation=()")
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router := chi.NewRouter()
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router.MethodNotAllowed(methodNotAllowed)
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router.NotFound(notFound)
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// Cookie banner has its own per-banner CORS middleware; mount it
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// outside the global CORS handler so OPTIONS preflights from
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// customer websites are not swallowed by the stricter AllowedOrigins
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// list that applies to console/connect routes.
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router.Mount("/cookie-banner/v1", http.StripPrefix("/cookie-banner/v1", s.cookieBannerHandler))
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router.Group(func(r chi.Router) {
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r.Use(cors.Handler(corsOpts))
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r.Mount("/console/v1", http.StripPrefix("/console/v1", s.consoleHandler))
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r.Mount("/connect/v1", http.StripPrefix("/connect/v1", s.connectHandler))
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r.Mount("/files/v1", http.StripPrefix("/files/v1", s.filesHandler))
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r.Mount("/mcp/v1", http.StripPrefix("/mcp/v1", s.mcpHandler))
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r.Mount("/slack/v1", http.StripPrefix("/slack/v1", s.slackHandler))
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})
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s.csrf.Handler(router).ServeHTTP(w, r)
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}
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