Files
probo/pkg/server/api/connect/v1/graphql_handler.go
Émile Ré 1257347df9 Extract authn & authz utils
Signed-off-by: Émile Ré <emile@getprobo.com>
2026-01-17 12:34:03 -08:00

76 lines
2.4 KiB
Go

// 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 connect_v1
import (
"context"
"net/http"
"github.com/99designs/gqlgen/graphql"
"go.gearno.de/kit/log"
"go.probo.inc/probo/pkg/baseurl"
"go.probo.inc/probo/pkg/iam"
"go.probo.inc/probo/pkg/securecookie"
"go.probo.inc/probo/pkg/server/api/authn"
"go.probo.inc/probo/pkg/server/api/authz"
"go.probo.inc/probo/pkg/server/api/connect/v1/schema"
"go.probo.inc/probo/pkg/server/api/connect/v1/types"
"go.probo.inc/probo/pkg/server/gqlutils"
)
func SessionDirective(ctx context.Context, obj any, next graphql.Resolver, required types.SessionRequirement) (any, error) {
session := authn.SessionFromContext(ctx)
apiKey := authn.APIKeyFromContext(ctx)
switch required {
case types.SessionRequirementOptional:
case types.SessionRequirementPresent:
if session == nil && apiKey == nil {
return nil, gqlutils.Unauthenticatedf(
ctx,
"authentication is required to access this resouce",
)
}
case types.SessionRequirementNone:
if session != nil && apiKey != nil {
return nil, gqlutils.Invalidf(
ctx,
"authentication not allowed for this resource/action",
)
}
}
return next(ctx)
}
func NewGraphQLHandler(svc *iam.Service, logger *log.Logger, baseURL *baseurl.BaseURL, cookieConfig securecookie.Config) http.Handler {
config := schema.Config{
Resolvers: &Resolver{
authorize: authz.NewAuthorizeFunc(svc, logger),
logger: logger,
iam: svc,
baseURL: baseURL,
cookieConfig: cookieConfig,
},
Directives: schema.DirectiveRoot{
Session: SessionDirective,
},
}
es := schema.NewExecutableSchema(config)
gqlh := gqlutils.NewHandler(es, logger)
return gqlh
}