608 lines
20 KiB
Go
608 lines
20 KiB
Go
package communities
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import (
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"context"
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"crypto/ecdsa"
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"database/sql"
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"errors"
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"fmt"
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"github.com/golang/protobuf/proto"
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"go.uber.org/zap"
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"github.com/status-im/status-go/eth-node/crypto"
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"github.com/status-im/status-go/eth-node/types"
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"github.com/status-im/status-go/protocol/common"
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"github.com/status-im/status-go/protocol/protobuf"
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)
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type Persistence struct {
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db *sql.DB
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logger *zap.Logger
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}
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var ErrOldRequestToJoin = errors.New("old request to join")
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const OR = " OR "
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const communitiesBaseQuery = `SELECT c.id, c.private_key, c.description,c.joined,c.verified,c.muted,r.clock FROM communities_communities c LEFT JOIN communities_requests_to_join r ON c.id = r.community_id AND r.public_key = ?`
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func (p *Persistence) SaveCommunity(community *Community) error {
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id := community.ID()
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privateKey := community.PrivateKey()
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description, err := community.ToBytes()
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if err != nil {
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return err
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}
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_, err = p.db.Exec(`INSERT INTO communities_communities (id, private_key, description, joined, verified) VALUES (?, ?, ?, ?, ?)`, id, crypto.FromECDSA(privateKey), description, community.config.Joined, community.config.Verified)
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return err
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}
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func (p *Persistence) ShouldHandleSyncCommunity(community *protobuf.SyncCommunity) (bool, error) {
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// TODO see if there is a way to make this more elegant
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// Keep the "*".
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// When the test for this function fails because the table has changed we should update sync functionality
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qr := p.db.QueryRow(`SELECT * FROM communities_communities WHERE id = ? AND synced_at > ?`, community.Id, community.Clock)
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_, err := p.scanRowToStruct(qr.Scan)
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switch err {
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case sql.ErrNoRows:
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// Query does not match, therefore synced_at value is not older than the new clock value or id was not found
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return true, nil
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case nil:
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// Error is nil, therefore query matched and synced_at is older than the new clock
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return false, nil
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default:
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// Error is not nil and is not sql.ErrNoRows, therefore pass out the error
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return false, err
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}
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}
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func (p *Persistence) queryCommunities(memberIdentity *ecdsa.PublicKey, query string) (response []*Community, err error) {
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rows, err := p.db.Query(query, common.PubkeyToHex(memberIdentity))
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if err != nil {
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return nil, err
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}
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defer func() {
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if err != nil {
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// Don't shadow original error
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_ = rows.Close()
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return
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}
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err = rows.Close()
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}()
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for rows.Next() {
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var publicKeyBytes, privateKeyBytes, descriptionBytes []byte
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var joined, verified, muted bool
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var requestedToJoinAt sql.NullInt64
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err := rows.Scan(&publicKeyBytes, &privateKeyBytes, &descriptionBytes, &joined, &verified, &muted, &requestedToJoinAt)
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if err != nil {
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return nil, err
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}
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org, err := unmarshalCommunityFromDB(memberIdentity, publicKeyBytes, privateKeyBytes, descriptionBytes, joined, verified, muted, uint64(requestedToJoinAt.Int64), p.logger)
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if err != nil {
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return nil, err
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}
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response = append(response, org)
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}
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return response, nil
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}
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func (p *Persistence) AllCommunities(memberIdentity *ecdsa.PublicKey) ([]*Community, error) {
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return p.queryCommunities(memberIdentity, communitiesBaseQuery)
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}
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func (p *Persistence) JoinedCommunities(memberIdentity *ecdsa.PublicKey) ([]*Community, error) {
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query := communitiesBaseQuery + ` WHERE c.joined`
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return p.queryCommunities(memberIdentity, query)
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}
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func (p *Persistence) rowsToCommunities(memberIdentity *ecdsa.PublicKey, rows *sql.Rows) (comms []*Community, err error) {
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defer func() {
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if err != nil {
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// Don't shadow original error
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_ = rows.Close()
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return
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}
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err = rows.Close()
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}()
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for rows.Next() {
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var comm *Community
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// Community specific fields
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var publicKeyBytes, privateKeyBytes, descriptionBytes []byte
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var joined, verified, muted bool
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// Request to join specific fields
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var rtjID, rtjCommunityID []byte
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var rtjPublicKey, rtjENSName, rtjChatID sql.NullString
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var rtjClock, rtjState sql.NullInt64
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err = rows.Scan(
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&publicKeyBytes, &privateKeyBytes, &descriptionBytes, &joined, &verified, &muted,
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&rtjID, &rtjPublicKey, &rtjClock, &rtjENSName, &rtjChatID, &rtjCommunityID, &rtjState)
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if err != nil {
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return nil, err
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}
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comm, err = unmarshalCommunityFromDB(memberIdentity, publicKeyBytes, privateKeyBytes, descriptionBytes, joined, verified, muted, uint64(rtjClock.Int64), p.logger)
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if err != nil {
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return nil, err
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}
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rtj := unmarshalRequestToJoinFromDB(rtjID, rtjCommunityID, rtjPublicKey, rtjENSName, rtjChatID, rtjClock, rtjState)
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if !rtj.Empty() {
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comm.AddRequestToJoin(rtj)
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}
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comms = append(comms, comm)
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}
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return comms, nil
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}
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func (p *Persistence) JoinedAndPendingCommunitiesWithRequests(memberIdentity *ecdsa.PublicKey) (comms []*Community, err error) {
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query := `SELECT
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c.id, c.private_key, c.description, c.joined, c.verified, c.muted,
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r.id, r.public_key, r.clock, r.ens_name, r.chat_id, r.community_id, r.state
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FROM communities_communities c
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LEFT JOIN communities_requests_to_join r ON c.id = r.community_id AND r.public_key = ?
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WHERE c.Joined OR r.state = ?`
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rows, err := p.db.Query(query, common.PubkeyToHex(memberIdentity), RequestToJoinStatePending)
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if err != nil {
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return nil, err
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}
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return p.rowsToCommunities(memberIdentity, rows)
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}
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func (p *Persistence) DeletedCommunities(memberIdentity *ecdsa.PublicKey) (comms []*Community, err error) {
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query := `SELECT
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c.id, c.private_key, c.description, c.joined, c.verified, c.muted,
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r.id, r.public_key, r.clock, r.ens_name, r.chat_id, r.community_id, r.state
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FROM communities_communities c
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LEFT JOIN communities_requests_to_join r ON c.id = r.community_id AND r.public_key = ?
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WHERE NOT c.Joined AND (r.community_id IS NULL or r.state != ?)`
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rows, err := p.db.Query(query, common.PubkeyToHex(memberIdentity), RequestToJoinStatePending)
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if err != nil {
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return nil, err
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}
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return p.rowsToCommunities(memberIdentity, rows)
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}
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func (p *Persistence) CreatedCommunities(memberIdentity *ecdsa.PublicKey) ([]*Community, error) {
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query := communitiesBaseQuery + ` WHERE c.private_key IS NOT NULL`
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return p.queryCommunities(memberIdentity, query)
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}
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func (p *Persistence) GetByID(memberIdentity *ecdsa.PublicKey, id []byte) (*Community, error) {
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var publicKeyBytes, privateKeyBytes, descriptionBytes []byte
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var joined bool
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var verified bool
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var muted bool
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var requestedToJoinAt sql.NullInt64
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err := p.db.QueryRow(communitiesBaseQuery+` WHERE c.id = ?`, common.PubkeyToHex(memberIdentity), id).Scan(&publicKeyBytes, &privateKeyBytes, &descriptionBytes, &joined, &verified, &muted, &requestedToJoinAt)
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if err == sql.ErrNoRows {
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return nil, nil
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} else if err != nil {
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return nil, err
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}
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return unmarshalCommunityFromDB(memberIdentity, publicKeyBytes, privateKeyBytes, descriptionBytes, joined, verified, muted, uint64(requestedToJoinAt.Int64), p.logger)
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}
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func unmarshalCommunityFromDB(memberIdentity *ecdsa.PublicKey, publicKeyBytes, privateKeyBytes, descriptionBytes []byte, joined, verified, muted bool, requestedToJoinAt uint64, logger *zap.Logger) (*Community, error) {
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var privateKey *ecdsa.PrivateKey
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var err error
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if privateKeyBytes != nil {
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privateKey, err = crypto.ToECDSA(privateKeyBytes)
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if err != nil {
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return nil, err
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}
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}
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metadata := &protobuf.ApplicationMetadataMessage{}
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err = proto.Unmarshal(descriptionBytes, metadata)
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if err != nil {
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return nil, err
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}
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description := &protobuf.CommunityDescription{}
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err = proto.Unmarshal(metadata.Payload, description)
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if err != nil {
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return nil, err
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}
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id, err := crypto.DecompressPubkey(publicKeyBytes)
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if err != nil {
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return nil, err
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}
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config := Config{
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PrivateKey: privateKey,
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CommunityDescription: description,
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MemberIdentity: memberIdentity,
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MarshaledCommunityDescription: descriptionBytes,
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Logger: logger,
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ID: id,
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Verified: verified,
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Muted: muted,
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RequestedToJoinAt: requestedToJoinAt,
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Joined: joined,
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}
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return New(config)
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}
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func unmarshalRequestToJoinFromDB(ID, communityID []byte, publicKey, ensName, chatID sql.NullString, clock, state sql.NullInt64) *RequestToJoin {
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return &RequestToJoin{
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ID: ID,
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PublicKey: publicKey.String,
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Clock: uint64(clock.Int64),
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ENSName: ensName.String,
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ChatID: chatID.String,
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CommunityID: communityID,
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State: RequestToJoinState(state.Int64),
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}
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}
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func (p *Persistence) SaveRequestToJoin(request *RequestToJoin) (err error) {
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tx, err := p.db.BeginTx(context.Background(), &sql.TxOptions{})
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if err != nil {
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return err
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}
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defer func() {
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if err == nil {
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err = tx.Commit()
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return
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}
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// don't shadow original error
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_ = tx.Rollback()
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}()
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var clock uint64
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// Fetch any existing request to join
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err = tx.QueryRow(`SELECT clock FROM communities_requests_to_join WHERE state = ? AND public_key = ? AND community_id = ?`, RequestToJoinStatePending, request.PublicKey, request.CommunityID).Scan(&clock)
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if err != nil && err != sql.ErrNoRows {
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return err
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}
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// This is already processed
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if clock >= request.Clock {
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return ErrOldRequestToJoin
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}
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_, err = tx.Exec(`INSERT INTO communities_requests_to_join(id,public_key,clock,ens_name,chat_id,community_id,state) VALUES (?, ?, ?, ?, ?, ?, ?)`, request.ID, request.PublicKey, request.Clock, request.ENSName, request.ChatID, request.CommunityID, request.State)
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return err
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}
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func (p *Persistence) PendingRequestsToJoinForUser(pk string) ([]*RequestToJoin, error) {
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var requests []*RequestToJoin
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rows, err := p.db.Query(`SELECT id,public_key,clock,ens_name,chat_id,community_id,state FROM communities_requests_to_join WHERE state = ? AND public_key = ?`, RequestToJoinStatePending, pk)
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if err != nil {
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return nil, err
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}
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defer rows.Close()
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for rows.Next() {
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request := &RequestToJoin{}
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err := rows.Scan(&request.ID, &request.PublicKey, &request.Clock, &request.ENSName, &request.ChatID, &request.CommunityID, &request.State)
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if err != nil {
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return nil, err
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}
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requests = append(requests, request)
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}
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return requests, nil
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}
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func (p *Persistence) HasPendingRequestsToJoinForUserAndCommunity(userPk string, communityID []byte) (bool, error) {
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var count int
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err := p.db.QueryRow(`SELECT count(1) FROM communities_requests_to_join WHERE state = ? AND public_key = ? AND community_id = ?`, RequestToJoinStatePending, userPk, communityID).Scan(&count)
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if err != nil {
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return false, err
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}
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return count > 0, nil
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}
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func (p *Persistence) PendingRequestsToJoinForCommunity(id []byte) ([]*RequestToJoin, error) {
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var requests []*RequestToJoin
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rows, err := p.db.Query(`SELECT id,public_key,clock,ens_name,chat_id,community_id,state FROM communities_requests_to_join WHERE state = ? AND community_id = ?`, RequestToJoinStatePending, id)
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if err != nil {
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return nil, err
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}
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defer rows.Close()
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for rows.Next() {
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request := &RequestToJoin{}
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err := rows.Scan(&request.ID, &request.PublicKey, &request.Clock, &request.ENSName, &request.ChatID, &request.CommunityID, &request.State)
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if err != nil {
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return nil, err
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}
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requests = append(requests, request)
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}
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return requests, nil
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}
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func (p *Persistence) SetRequestToJoinState(pk string, communityID []byte, state RequestToJoinState) error {
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_, err := p.db.Exec(`UPDATE communities_requests_to_join SET state = ? WHERE community_id = ? AND public_key = ?`, state, communityID, pk)
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return err
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}
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func (p *Persistence) SetMuted(communityID []byte, muted bool) error {
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_, err := p.db.Exec(`UPDATE communities_communities SET muted = ? WHERE id = ?`, muted, communityID)
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return err
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}
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func (p *Persistence) GetRequestToJoin(id []byte) (*RequestToJoin, error) {
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request := &RequestToJoin{}
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err := p.db.QueryRow(`SELECT id,public_key,clock,ens_name,chat_id,community_id,state FROM communities_requests_to_join WHERE id = ?`, id).Scan(&request.ID, &request.PublicKey, &request.Clock, &request.ENSName, &request.ChatID, &request.CommunityID, &request.State)
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if err != nil {
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return nil, err
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}
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return request, nil
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}
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func (p *Persistence) SetSyncClock(id []byte, clock uint64) error {
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_, err := p.db.Exec(`UPDATE communities_communities SET synced_at = ? WHERE id = ? AND synced_at < ?`, clock, id, clock)
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return err
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}
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func (p *Persistence) SetPrivateKey(id []byte, privKey *ecdsa.PrivateKey) error {
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_, err := p.db.Exec(`UPDATE communities_communities SET private_key = ? WHERE id = ?`, crypto.FromECDSA(privKey), id)
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return err
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}
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func (p *Persistence) SaveWakuMessage(message *types.Message) error {
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_, err := p.db.Exec(`INSERT OR REPLACE INTO waku_messages (sig, timestamp, topic, payload, padding, hash) VALUES (?, ?, ?, ?, ?, ?)`,
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message.Sig,
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message.Timestamp,
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message.Topic.String(),
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message.Payload,
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message.Padding,
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types.Bytes2Hex(message.Hash),
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)
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return err
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}
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func wakuMessageTimestampQuery(topics []types.TopicType) string {
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query := " FROM waku_messages WHERE "
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for i, topic := range topics {
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query += `topic = "` + topic.String() + `"`
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if i < len(topics)-1 {
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query += OR
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}
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}
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return query
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}
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func (p *Persistence) GetOldestWakuMessageTimestamp(topics []types.TopicType) (uint64, error) {
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var timestamp sql.NullInt64
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query := "SELECT MIN(timestamp)"
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query += wakuMessageTimestampQuery(topics)
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err := p.db.QueryRow(query).Scan(×tamp)
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return uint64(timestamp.Int64), err
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}
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func (p *Persistence) GetLatestWakuMessageTimestamp(topics []types.TopicType) (uint64, error) {
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var timestamp sql.NullInt64
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query := "SELECT MAX(timestamp)"
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query += wakuMessageTimestampQuery(topics)
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err := p.db.QueryRow(query).Scan(×tamp)
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return uint64(timestamp.Int64), err
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}
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func (p *Persistence) GetWakuMessagesByFilterTopic(topics []types.TopicType, from uint64, to uint64) ([]types.Message, error) {
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query := "SELECT sig, timestamp, topic, payload, padding, hash FROM waku_messages WHERE timestamp >= " + fmt.Sprint(from) + " AND timestamp < " + fmt.Sprint(to) + " AND ("
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for i, topic := range topics {
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query += `topic = "` + topic.String() + `"`
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if i < len(topics)-1 {
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query += OR
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}
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}
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query += ")"
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rows, err := p.db.Query(query)
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if err != nil {
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return nil, err
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}
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defer rows.Close()
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messages := []types.Message{}
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for rows.Next() {
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msg := types.Message{}
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var topicStr string
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var hashStr string
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err := rows.Scan(&msg.Sig, &msg.Timestamp, &topicStr, &msg.Payload, &msg.Padding, &hashStr)
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if err != nil {
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return nil, err
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}
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msg.Topic = types.StringToTopic(topicStr)
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msg.Hash = types.Hex2Bytes(hashStr)
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messages = append(messages, msg)
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}
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return messages, nil
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}
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func (p *Persistence) HasCommunityArchiveInfo(communityID types.HexBytes) (exists bool, err error) {
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err = p.db.QueryRow(`SELECT EXISTS(SELECT 1 FROM communities_archive_info WHERE community_id = ?)`, communityID.String()).Scan(&exists)
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return exists, err
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}
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func (p *Persistence) GetMagnetlinkMessageClock(communityID types.HexBytes) (uint64, error) {
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var magnetlinkClock uint64
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err := p.db.QueryRow(`SELECT magnetlink_clock FROM communities_archive_info WHERE community_id = ?`, communityID.String()).Scan(&magnetlinkClock)
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if err == sql.ErrNoRows {
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return 0, nil
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}
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return magnetlinkClock, err
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}
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func (p *Persistence) SaveCommunityArchiveInfo(communityID types.HexBytes, clock uint64, lastArchiveEndDate uint64) error {
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_, err := p.db.Exec(`INSERT INTO communities_archive_info (magnetlink_clock, last_message_archive_end_date, community_id) VALUES (?, ?, ?)`,
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clock,
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lastArchiveEndDate,
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communityID.String())
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return err
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}
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func (p *Persistence) UpdateMagnetlinkMessageClock(communityID types.HexBytes, clock uint64) error {
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_, err := p.db.Exec(`UPDATE communities_archive_info SET
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magnetlink_clock = ?
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WHERE community_id = ?`,
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clock,
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communityID.String())
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return err
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}
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func (p *Persistence) SaveLastMessageArchiveEndDate(communityID types.HexBytes, endDate uint64) error {
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_, err := p.db.Exec(`INSERT INTO communities_archive_info (last_message_archive_end_date, community_id) VALUES (?, ?)`,
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endDate,
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communityID.String())
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|
return err
|
|
}
|
|
|
|
func (p *Persistence) UpdateLastMessageArchiveEndDate(communityID types.HexBytes, endDate uint64) error {
|
|
_, err := p.db.Exec(`UPDATE communities_archive_info SET
|
|
last_message_archive_end_date = ?
|
|
WHERE community_id = ?`,
|
|
endDate,
|
|
communityID.String())
|
|
return err
|
|
}
|
|
|
|
func (p *Persistence) GetLastMessageArchiveEndDate(communityID types.HexBytes) (uint64, error) {
|
|
|
|
var lastMessageArchiveEndDate uint64
|
|
err := p.db.QueryRow(`SELECT last_message_archive_end_date FROM communities_archive_info WHERE community_id = ?`, communityID.String()).Scan(&lastMessageArchiveEndDate)
|
|
if err == sql.ErrNoRows {
|
|
return 0, nil
|
|
} else if err != nil {
|
|
return 0, err
|
|
}
|
|
return lastMessageArchiveEndDate, nil
|
|
}
|
|
|
|
func (p *Persistence) HasMessageArchiveID(communityID types.HexBytes, hash string) (exists bool, err error) {
|
|
err = p.db.QueryRow(`SELECT EXISTS (SELECT 1 FROM community_message_archive_hashes WHERE community_id = ? AND hash = ?)`,
|
|
communityID.String(),
|
|
hash,
|
|
).Scan(&exists)
|
|
return exists, err
|
|
}
|
|
|
|
func (p *Persistence) SaveMessageArchiveID(communityID types.HexBytes, hash string) error {
|
|
_, err := p.db.Exec(`INSERT INTO community_message_archive_hashes (community_id, hash) VALUES (?, ?)`,
|
|
communityID.String(),
|
|
hash,
|
|
)
|
|
return err
|
|
}
|
|
|
|
func (p *Persistence) GetCommunitiesSettings() ([]CommunitySettings, error) {
|
|
rows, err := p.db.Query("SELECT community_id, message_archive_seeding_enabled, message_archive_fetching_enabled FROM communities_settings")
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
defer rows.Close()
|
|
communitiesSettings := []CommunitySettings{}
|
|
|
|
for rows.Next() {
|
|
settings := CommunitySettings{}
|
|
err := rows.Scan(&settings.CommunityID, &settings.HistoryArchiveSupportEnabled, &settings.HistoryArchiveSupportEnabled)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
communitiesSettings = append(communitiesSettings, settings)
|
|
}
|
|
return communitiesSettings, err
|
|
}
|
|
|
|
func (p *Persistence) CommunitySettingsExist(communityID types.HexBytes) (bool, error) {
|
|
var count int
|
|
err := p.db.QueryRow(`SELECT count(1) FROM communities_settings WHERE community_id = ?`, communityID.String()).Scan(&count)
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
return count > 0, nil
|
|
}
|
|
|
|
func (p *Persistence) GetCommunitySettingsByID(communityID types.HexBytes) (*CommunitySettings, error) {
|
|
settings := CommunitySettings{}
|
|
err := p.db.QueryRow(`SELECT community_id, message_archive_seeding_enabled, message_archive_fetching_enabled FROM communities_settings WHERE community_id = ?`, communityID.String()).Scan(&settings.CommunityID, &settings.HistoryArchiveSupportEnabled, &settings.HistoryArchiveSupportEnabled)
|
|
if err == sql.ErrNoRows {
|
|
return nil, nil
|
|
} else if err != nil {
|
|
return nil, err
|
|
}
|
|
return &settings, nil
|
|
}
|
|
|
|
func (p *Persistence) DeleteCommunitySettings(communityID types.HexBytes) error {
|
|
_, err := p.db.Exec("DELETE FROM communities_settings WHERE community_id = ?", communityID.String())
|
|
return err
|
|
}
|
|
|
|
func (p *Persistence) SaveCommunitySettings(communitySettings CommunitySettings) error {
|
|
_, err := p.db.Exec(`INSERT INTO communities_settings (
|
|
community_id,
|
|
message_archive_seeding_enabled,
|
|
message_archive_fetching_enabled
|
|
) VALUES (?, ?, ?)`,
|
|
communitySettings.CommunityID,
|
|
communitySettings.HistoryArchiveSupportEnabled,
|
|
communitySettings.HistoryArchiveSupportEnabled,
|
|
)
|
|
return err
|
|
}
|
|
|
|
func (p *Persistence) UpdateCommunitySettings(communitySettings CommunitySettings) error {
|
|
_, err := p.db.Exec(`UPDATE communities_settings SET
|
|
message_archive_seeding_enabled = ?,
|
|
message_archive_fetching_enabled = ?
|
|
WHERE community_id = ?`,
|
|
communitySettings.HistoryArchiveSupportEnabled,
|
|
communitySettings.HistoryArchiveSupportEnabled,
|
|
communitySettings.CommunityID,
|
|
)
|
|
return err
|
|
}
|
|
|
|
func (p *Persistence) GetCommunityChatIDs(communityID types.HexBytes) ([]string, error) {
|
|
rows, err := p.db.Query(`SELECT id FROM chats WHERE community_id = ?`, communityID.String())
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
defer rows.Close()
|
|
|
|
ids := []string{}
|
|
for rows.Next() {
|
|
id := ""
|
|
err := rows.Scan(&id)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
ids = append(ids, id)
|
|
}
|
|
return ids, nil
|
|
}
|