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Retrieve cross-signing keys sorta

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This commit is contained in:
Neil Alexander 2021-07-28 15:52:52 +01:00
parent 44d022a385
commit a6bb3fd0ac
No known key found for this signature in database
GPG key ID: A02A2019A2BB0944
7 changed files with 132 additions and 3 deletions
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2
keyserver/storage/interface.go
View file

@ -76,4 +76,6 @@ type Database interface {
// MarkDeviceListStale sets the stale bit for this user to isStale.
MarkDeviceListStale(ctx context.Context, userID string, isStale bool) error
CrossSigningKeysForUser(ctx context.Context, userID string) (api.CrossSigningKeyMap, error)
}

36
keyserver/storage/postgres/cross_signing_keys_table.go
View file

@ -15,15 +15,20 @@
package postgres
import (
"context"
"database/sql"
"github.com/matrix-org/dendrite/internal"
"github.com/matrix-org/dendrite/keyserver/api"
"github.com/matrix-org/dendrite/keyserver/storage/tables"
"github.com/matrix-org/gomatrixserverlib"
)
var crossSigningKeysSchema = `
CREATE TABLE IF NOT EXISTS keyserver_cross_signing_keys (
user_id TEXT NOT NULL,
key_type TEXT NOT NULL,
key_id TEXT NOT NULL,
key_data TEXT NOT NULL,
stream_id BIGINT NOT NULL
);
@ -31,8 +36,14 @@ CREATE TABLE IF NOT EXISTS keyserver_cross_signing_keys (
CREATE UNIQUE INDEX IF NOT EXISTS keyserver_cross_signing_keys_idx ON keyserver_cross_signing_keys(user_id, key_type, stream_id);
`
const selectCrossSigningKeysForUserSQL = "" +
"SELECT DISTINCT ON (user_id, key_type) key_type, key_id, key_data FROM keyserver_cross_signing_keys" +
" WHERE user_id = $1" +
" ORDER BY user_id, key_type, stream_id DESC"
type crossSigningKeysStatements struct {
db *sql.DB
db *sql.DB
selectCrossSigningKeysForUserStmt *sql.Stmt
}
func NewPostgresCrossSigningKeysTable(db *sql.DB) (tables.CrossSigningKeys, error) {
@ -43,5 +54,28 @@ func NewPostgresCrossSigningKeysTable(db *sql.DB) (tables.CrossSigningKeys, erro
if err != nil {
return nil, err
}
if s.selectCrossSigningKeysForUserStmt, err = db.Prepare(selectCrossSigningKeysForUserSQL); err != nil {
return nil, err
}
return s, nil
}
func (s *crossSigningKeysStatements) SelectCrossSigningKeysForUser(
ctx context.Context, userID string,
) (r api.CrossSigningKeyMap, err error) {
rows, err := s.selectCrossSigningKeysForUserStmt.QueryContext(ctx, userID)
if err != nil {
return nil, err
}
defer internal.CloseAndLogIfError(ctx, rows, "selectCrossSigningKeysForUserStmt: rows.close() failed")
for rows.Next() {
var keyType gomatrixserverlib.CrossSigningKeyPurpose
var keyID gomatrixserverlib.KeyID
var keyData gomatrixserverlib.Base64Bytes
if err := rows.Scan(&keyType, &keyID, &keyData); err != nil {
return nil, err
}
r[keyType][keyID] = keyData
}
return
}

5
keyserver/storage/shared/storage.go
View file

@ -156,3 +156,8 @@ func (d *Database) MarkDeviceListStale(ctx context.Context, userID string, isSta
return d.StaleDeviceListsTable.InsertStaleDeviceList(ctx, userID, isStale)
})
}
// CrossSigningKeysForUser returns the latest known cross-signing keys for a user, if any.
func (d *Database) CrossSigningKeysForUser(ctx context.Context, userID string) (api.CrossSigningKeyMap, error) {
return d.CrossSigningKeysTable.SelectCrossSigningKeysForUser(ctx, userID)
}

36
keyserver/storage/sqlite3/cross_signing_keys_table.go
View file

@ -15,15 +15,20 @@
package sqlite3
import (
"context"
"database/sql"
"github.com/matrix-org/dendrite/internal"
"github.com/matrix-org/dendrite/keyserver/api"
"github.com/matrix-org/dendrite/keyserver/storage/tables"
"github.com/matrix-org/gomatrixserverlib"
)
var crossSigningKeysSchema = `
CREATE TABLE IF NOT EXISTS keyserver_cross_signing_keys (
user_id TEXT NOT NULL,
key_type TEXT NOT NULL,
key_id TEXT NOT NULL,
key_data TEXT NOT NULL,
stream_id BIGINT NOT NULL
);
@ -31,8 +36,14 @@ CREATE TABLE IF NOT EXISTS keyserver_cross_signing_keys (
CREATE UNIQUE INDEX IF NOT EXISTS keyserver_cross_signing_keys_idx ON keyserver_cross_signing_keys(user_id, key_type, stream_id);
`
const selectCrossSigningKeysForUserSQL = "" +
"SELECT key_type, key_id, key_data FROM " +
" (SELECT * FROM keyserver_cross_signing_keys WHERE user_id = $1 ORDER BY stream_id DESC)" +
" GROUP BY user_id, key_type"
type crossSigningKeysStatements struct {
db *sql.DB
db *sql.DB
selectCrossSigningKeysForUserStmt *sql.Stmt
}
func NewSqliteCrossSigningKeysTable(db *sql.DB) (tables.CrossSigningKeys, error) {
@ -43,5 +54,28 @@ func NewSqliteCrossSigningKeysTable(db *sql.DB) (tables.CrossSigningKeys, error)
if err != nil {
return nil, err
}
if s.selectCrossSigningKeysForUserStmt, err = db.Prepare(selectCrossSigningKeysForUserSQL); err != nil {
return nil, err
}
return s, nil
}
func (s *crossSigningKeysStatements) SelectCrossSigningKeysForUser(
ctx context.Context, userID string,
) (r api.CrossSigningKeyMap, err error) {
rows, err := s.selectCrossSigningKeysForUserStmt.QueryContext(ctx, userID)
if err != nil {
return nil, err
}
defer internal.CloseAndLogIfError(ctx, rows, "selectCrossSigningKeysForUserStmt: rows.close() failed")
for rows.Next() {
var keyType gomatrixserverlib.CrossSigningKeyPurpose
var keyID gomatrixserverlib.KeyID
var keyData gomatrixserverlib.Base64Bytes
if err := rows.Scan(&keyType, &keyID, &keyData); err != nil {
return nil, err
}
r[keyType][keyID] = keyData
}
return
}

4
keyserver/storage/tables/interface.go
View file

@ -53,7 +53,9 @@ type StaleDeviceLists interface {
SelectUserIDsWithStaleDeviceLists(ctx context.Context, domains []gomatrixserverlib.ServerName) ([]string, error)
}
type CrossSigningKeys interface{}
type CrossSigningKeys interface {
SelectCrossSigningKeysForUser(ctx context.Context, userID string) (r api.CrossSigningKeyMap, err error)
}
type CrossSigningSigs interface{}