244b6390cb
Add AccessReview field to server.Config and api.Config, pass through to console and MCP NewMux. Create the service in probod and run its background workers. Signed-off-by: Aurélien Sibiril <81782+aureliensibiril@users.noreply.github.com>
250 lines
7.1 KiB
Go
250 lines
7.1 KiB
Go
// Copyright (c) 2025-2026 Probo Inc <hello@getprobo.com>.
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//
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// Permission to use, copy, modify, and/or distribute this software for any
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// purpose with or without fee is hereby granted, provided that the above
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// copyright notice and this permission notice appear in all copies.
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//
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// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
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// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
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// AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
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// INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
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// LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
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// OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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// PERFORMANCE OF THIS 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/baseurl"
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"go.probo.inc/probo/pkg/connector"
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"go.probo.inc/probo/pkg/esign"
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"go.probo.inc/probo/pkg/file"
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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/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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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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trust_v1 "go.probo.inc/probo/pkg/server/api/trust/v1"
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"go.probo.inc/probo/pkg/slack"
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"go.probo.inc/probo/pkg/trust"
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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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File *file.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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AccessReview *accessreview.Service
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Slack *slack.Service
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Mailman *mailman.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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CustomDomainCname string
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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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compliancePageHandler http.Handler
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consoleHandler 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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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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compliancePageHandler: trust_v1.NewMux(
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cfg.Logger.Named("trust.v1"),
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cfg.IAM,
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cfg.Trust,
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cfg.ESign,
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cfg.Mailman,
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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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consoleHandler: console_v1.NewMux(
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cfg.Logger.Named("console.v1"),
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cfg.Probo,
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cfg.IAM,
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cfg.ESign,
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cfg.AccessReview,
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cfg.Mailman,
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cfg.Cookie,
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cfg.TokenSecret,
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cfg.ConnectorRegistry,
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cfg.BaseURL,
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cfg.CustomDomainCname,
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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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),
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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.IAM,
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cfg.AccessReview,
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cfg.TokenSecret,
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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.Cookie,
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cfg.TokenSecret,
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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.GetByDomainName(ctx, host)
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return err == nil
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},
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func(ctx context.Context, host string) bool {
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_, err := cfg.Trust.GetByDomainName(ctx, host)
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return err == nil
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},
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),
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}, nil
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}
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func (s *Server) CompliancePageHandler() http.Handler {
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return s.compliancePageHandler
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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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router.Use(cors.Handler(corsOpts))
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router.Mount("/console/v1", http.StripPrefix("/console/v1", s.consoleHandler))
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router.Mount("/connect/v1", http.StripPrefix("/connect/v1", s.connectHandler))
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router.Mount("/files/v1", http.StripPrefix("/files/v1", s.filesHandler))
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router.Mount("/trust/v1", http.StripPrefix("/trust/v1", s.compliancePageHandler))
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router.Mount("/mcp/v1", http.StripPrefix("/mcp/v1", s.mcpHandler))
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router.Mount("/slack/v1", http.StripPrefix("/slack/v1", s.slackHandler))
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s.csrf.Handler(router).ServeHTTP(w, r)
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}
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