95 lines
2.7 KiB
Go
95 lines
2.7 KiB
Go
// Copyright (c) 2025 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 authn
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import (
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"errors"
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"fmt"
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"net/http"
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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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"go.probo.inc/probo/pkg/gid"
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"go.probo.inc/probo/pkg/iam"
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"go.probo.inc/probo/pkg/securetoken"
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"go.probo.inc/probo/pkg/server/gqlutils"
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)
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func NewAPIKeyMiddleware(svc *iam.Service, tokenSecret string) func(next http.Handler) http.Handler {
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return func(next http.Handler) http.Handler {
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return http.HandlerFunc(
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func(w http.ResponseWriter, r *http.Request) {
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ctx := r.Context()
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tokenValue, err := securetoken.Get(r, tokenSecret)
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if err != nil {
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next.ServeHTTP(w, r)
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return
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}
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keyID, err := gid.ParseGID(tokenValue)
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if err != nil {
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next.ServeHTTP(w, r)
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return
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}
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session := SessionFromContext(ctx)
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if keyID != gid.Nil && session != nil {
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httpserver.RenderJSON(
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w,
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http.StatusUnauthorized,
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&graphql.Response{
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Errors: gqlerror.List{
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gqlutils.Conflictf(ctx, "API key authentication cannot be used with session authentication"),
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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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apiKey, err := svc.APIKeyService.GetAPIKey(ctx, keyID)
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if err != nil {
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var errPersonalAPIKeyNotFound *iam.ErrPersonalAPIKeyNotFound
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var errPersonalAPIKeyExpired *iam.ErrPersonalAPIKeyExpired
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if errors.As(err, &errPersonalAPIKeyNotFound) || errors.As(err, &errPersonalAPIKeyExpired) {
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next.ServeHTTP(w, r)
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return
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}
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panic(fmt.Errorf("cannot get personal API key: %w", err))
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}
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identity, err := svc.AccountService.GetIdentity(ctx, apiKey.IdentityID)
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if err != nil {
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var errIdentityNotFound *iam.ErrIdentityNotFound
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if errors.As(err, &errIdentityNotFound) {
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next.ServeHTTP(w, r)
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return
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}
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panic(fmt.Errorf("cannot get identity: %w", err))
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}
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ctx = ContextWithAPIKey(ctx, apiKey)
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ctx = ContextWithIdentity(ctx, identity)
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next.ServeHTTP(w, r.WithContext(ctx))
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},
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)
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}
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}
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