860dafeaf2
Rename the compliancepage HTTP package to complianceportal and drop the slug-based id middleware. Compliance pages are now served exclusively over SNI-based custom-domain HTTPS, with the SNI middleware resolving the page by TLS server name and redirecting secondary domains to the canonical host. Signed-off-by: Bryan Frimin <bryan@probo.com>
125 lines
3.4 KiB
Go
125 lines
3.4 KiB
Go
// Copyright (c) 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 complianceportal
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import (
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"context"
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"errors"
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"net/http"
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"net/url"
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"strings"
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"github.com/99designs/gqlgen/graphql"
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"github.com/vektah/gqlparser/v2/gqlerror"
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"go.gearno.de/kit/httpserver"
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trust "go.probo.inc/probo/pkg/complianceportal/visitor"
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"go.probo.inc/probo/pkg/server/gqlutils"
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)
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func NewSNIMiddleware(trustSvc *trust.Service) func(next http.Handler) http.Handler {
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return func(next http.Handler) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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ctx := r.Context()
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if r.TLS == nil {
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next.ServeHTTP(w, r)
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return
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}
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compliancePage, err := trustSvc.GetPortalByDomainName(ctx, r.TLS.ServerName)
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if err != nil {
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if errors.Is(err, trust.ErrPageNotFound) {
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next.ServeHTTP(w, r)
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return
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}
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httpserver.RenderJSON(
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w,
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http.StatusInternalServerError,
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&graphql.Response{
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Errors: gqlerror.List{
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gqlutils.Internal(ctx),
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},
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},
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)
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return
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}
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// Redirect secondary domains to the canonical host so a compliance
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// page is only ever served under a single origin. ACME HTTP-01
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// challenges are handled upstream and never reach this middleware.
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if !strings.HasPrefix(r.URL.Path, "/.well-known/") {
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canonicalHost, err := trustSvc.GetPortalEffectiveCanonicalHost(ctx, compliancePage.ID)
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if err != nil {
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httpserver.RenderJSON(
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w,
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http.StatusInternalServerError,
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&graphql.Response{
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Errors: gqlerror.List{
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gqlutils.Internal(ctx),
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},
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},
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)
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return
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}
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if canonicalHost != "" && canonicalHost != r.Host {
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target := &url.URL{
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Scheme: "https",
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Host: canonicalHost,
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Path: r.URL.Path,
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RawQuery: r.URL.RawQuery,
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}
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http.Redirect(w, r, target.String(), http.StatusMovedPermanently)
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return
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}
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}
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baseURL := &url.URL{
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Host: r.Host,
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Path: r.URL.Path,
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Scheme: "https",
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}
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baseURLString := baseURL.String()
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ctx = context.WithValue(
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ctx,
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compliancePageBaseURLKey,
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&baseURLString,
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)
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r = r.WithContext(ctx)
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if compliancePage.Active {
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ctx = context.WithValue(ctx, compliancePageKey, compliancePage)
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next.ServeHTTP(w, r.WithContext(ctx))
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return
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}
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next.ServeHTTP(w, r)
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})
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}
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}
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