119 lines
4.3 KiB
Go
119 lines
4.3 KiB
Go
// Copyright 2021 The Matrix.org Foundation C.I.C.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package postgres
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import (
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"context"
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"database/sql"
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"fmt"
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"github.com/matrix-org/dendrite/internal"
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"github.com/matrix-org/dendrite/internal/sqlutil"
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"github.com/matrix-org/dendrite/keyserver/storage/tables"
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"github.com/matrix-org/dendrite/keyserver/types"
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"github.com/matrix-org/gomatrixserverlib"
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)
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var crossSigningSigsSchema = `
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CREATE TABLE IF NOT EXISTS keyserver_cross_signing_sigs (
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origin_user_id TEXT NOT NULL,
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origin_key_id TEXT NOT NULL,
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target_user_id TEXT NOT NULL,
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target_key_id TEXT NOT NULL,
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signature TEXT NOT NULL,
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PRIMARY KEY (origin_user_id, target_user_id, target_key_id)
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);
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`
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const selectCrossSigningSigsForTargetSQL = "" +
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"SELECT origin_user_id, origin_key_id, signature FROM keyserver_cross_signing_sigs" +
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" WHERE target_user_id = $1 AND target_key_id = $2"
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const upsertCrossSigningSigsForTargetSQL = "" +
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"INSERT INTO keyserver_cross_signing_sigs (origin_user_id, origin_key_id, target_user_id, target_key_id, signature)" +
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" VALUES($1, $2, $3, $4, $5)" +
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" ON CONFLICT (origin_user_id, target_user_id, target_key_id) DO UPDATE SET (origin_key_id, signature) = ($2, $5)"
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const deleteCrossSigningSigsForTargetSQL = "" +
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"DELETE FROM keyserver_cross_signing_sigs WHERE target_user_id=$1 AND target_key_id=$2"
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type crossSigningSigsStatements struct {
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db *sql.DB
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selectCrossSigningSigsForTargetStmt *sql.Stmt
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upsertCrossSigningSigsForTargetStmt *sql.Stmt
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deleteCrossSigningSigsForTargetStmt *sql.Stmt
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}
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func NewPostgresCrossSigningSigsTable(db *sql.DB) (tables.CrossSigningSigs, error) {
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s := &crossSigningSigsStatements{
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db: db,
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}
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_, err := db.Exec(crossSigningSigsSchema)
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if err != nil {
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return nil, err
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}
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return s, sqlutil.StatementList{
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{&s.selectCrossSigningSigsForTargetStmt, selectCrossSigningSigsForTargetSQL},
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{&s.upsertCrossSigningSigsForTargetStmt, upsertCrossSigningSigsForTargetSQL},
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{&s.deleteCrossSigningSigsForTargetStmt, deleteCrossSigningSigsForTargetSQL},
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}.Prepare(db)
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}
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func (s *crossSigningSigsStatements) SelectCrossSigningSigsForTarget(
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ctx context.Context, txn *sql.Tx, targetUserID string, targetKeyID gomatrixserverlib.KeyID,
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) (r types.CrossSigningSigMap, err error) {
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rows, err := sqlutil.TxStmt(txn, s.selectCrossSigningSigsForTargetStmt).QueryContext(ctx, targetUserID, targetKeyID)
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if err != nil {
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return nil, err
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}
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defer internal.CloseAndLogIfError(ctx, rows, "selectCrossSigningSigsForTargetStmt: rows.close() failed")
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r = types.CrossSigningSigMap{}
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for rows.Next() {
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var userID string
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var keyID gomatrixserverlib.KeyID
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var signature gomatrixserverlib.Base64Bytes
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if err := rows.Scan(&userID, &keyID, &signature); err != nil {
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return nil, err
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}
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if _, ok := r[userID]; !ok {
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r[userID] = map[gomatrixserverlib.KeyID]gomatrixserverlib.Base64Bytes{}
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}
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r[userID][keyID] = signature
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}
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return
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}
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func (s *crossSigningSigsStatements) UpsertCrossSigningSigsForTarget(
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ctx context.Context, txn *sql.Tx,
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originUserID string, originKeyID gomatrixserverlib.KeyID,
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targetUserID string, targetKeyID gomatrixserverlib.KeyID,
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signature gomatrixserverlib.Base64Bytes,
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) error {
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if _, err := sqlutil.TxStmt(txn, s.upsertCrossSigningSigsForTargetStmt).ExecContext(ctx, originUserID, originKeyID, targetUserID, targetKeyID, signature); err != nil {
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return fmt.Errorf("s.upsertCrossSigningSigsForTargetStmt: %w", err)
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}
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return nil
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}
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func (s *crossSigningSigsStatements) DeleteCrossSigningSigsForTarget(
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ctx context.Context, txn *sql.Tx,
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targetUserID string, targetKeyID gomatrixserverlib.KeyID,
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) error {
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if _, err := sqlutil.TxStmt(txn, s.deleteCrossSigningSigsForTargetStmt).ExecContext(ctx, targetUserID, targetKeyID); err != nil {
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return fmt.Errorf("s.deleteCrossSigningSigsForTargetStmt: %w", err)
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}
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return nil
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}
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