81 lines
2.5 KiB
Go
81 lines
2.5 KiB
Go
// Copyright (c) 2026 Probo Inc <hello@probo.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 dataloader
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import (
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"context"
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"errors"
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"go.gearno.de/kit/log"
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"go.probo.inc/probo/pkg/coredata"
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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/server/api/authz"
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"go.probo.inc/probo/pkg/server/gqlutils"
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)
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// NewAuthorizeFunc returns an authz.AuthorizeFunc that batches authorize
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// calls through the per-request dataloader. Parallel field resolvers within
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// the same request collapse into a single iam.Authorizer.AuthorizeMulti
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// call. Requires the dataloader middleware to have populated Loaders in
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// context.
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func NewAuthorizeFunc(logger *log.Logger) authz.AuthorizeFunc {
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return func(
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ctx context.Context,
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objectID gid.GID,
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action string,
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options ...authz.AuthorizeFuncOption,
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) (*coredata.Scope, error) {
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loaders := FromContext(ctx)
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applied := iam.AuthorizeParams{
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ResourceAttributes: make(map[string]string),
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}
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for _, opt := range options {
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opt(&applied)
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}
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result, err := loaders.Authorize.Load(
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ctx,
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AuthorizeKey{
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ResourceID: objectID,
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Action: action,
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ResourceAttributes: EncodeAuthorizeKeyAttributes(applied.ResourceAttributes),
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DryRun: applied.DryRun,
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SkipAssumptionCheck: applied.SkipAssumptionCheck,
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},
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)
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if err != nil {
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if _, ok := errors.AsType[*iam.ErrAssumptionRequired](err); ok {
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return nil, gqlutils.AssumptionRequired(ctx, err)
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}
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if _, ok := errors.AsType[*iam.ErrInsufficientPermissions](err); ok {
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return nil, gqlutils.Forbidden(ctx, err)
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}
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if errors.Is(err, coredata.ErrResourceNotFound) {
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return nil, gqlutils.NotFoundf(ctx, "resource not found")
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}
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logger.ErrorCtx(ctx, "cannot authorize", log.Error(err))
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return nil, gqlutils.Internal(ctx)
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}
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return result.Scope, nil
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}
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}
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