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fix: sql Scan cannot write to an object #11485

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merged 1 commit into from
Dec 5, 2023
Merged

fix: sql Scan cannot write to an object #11485

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27 changes: 20 additions & 7 deletions provider/lpmessage/sender.go
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Original file line number Diff line number Diff line change
Expand Up @@ -76,7 +76,11 @@ func (s *SendTask) Do(taskID harmonytask.TaskID, stillOwned func() bool) (done b
SignedData []byte `db:"signed_data"`
}

err = s.db.QueryRow(ctx, `select from_key, nonce, to_addr, unsigned_data, unsigned_cid from message_sends where send_task_id = $1`, taskID).Scan(&dbMsg)
err = s.db.QueryRow(ctx, `
SELECT from_key, nonce, to_addr, unsigned_data, unsigned_cid
FROM message_sends
WHERE send_task_id = $1`, taskID).Scan(
&dbMsg.FromKey, &dbMsg.Nonce, &dbMsg.ToAddr, &dbMsg.UnsignedData, &dbMsg.UnsignedCid)
if err != nil {
return false, xerrors.Errorf("getting message from db: %w", err)
}
Expand All @@ -96,8 +100,11 @@ func (s *SendTask) Do(taskID harmonytask.TaskID, stillOwned func() bool) (done b
}

// try to acquire lock
cn, err := s.db.Exec(ctx, `INSERT INTO message_send_locks (from_key, task_id, claimed_at) VALUES ($1, $2, CURRENT_TIMESTAMP)
ON CONFLICT (from_key) DO UPDATE SET task_id = EXCLUDED.task_id, claimed_at = CURRENT_TIMESTAMP WHERE message_send_locks.task_id = $2;`, dbMsg.FromKey, taskID)
cn, err := s.db.Exec(ctx, `
INSERT INTO message_send_locks (from_key, task_id, claimed_at)
VALUES ($1, $2, CURRENT_TIMESTAMP) ON CONFLICT (from_key) DO UPDATE
SET task_id = EXCLUDED.task_id, claimed_at = CURRENT_TIMESTAMP
WHERE message_send_locks.task_id = $2;`, dbMsg.FromKey, taskID)
if err != nil {
return false, xerrors.Errorf("acquiring send lock: %w", err)
}
Expand All @@ -114,7 +121,8 @@ func (s *SendTask) Do(taskID harmonytask.TaskID, stillOwned func() bool) (done b

// defer release db send lock
defer func() {
_, err2 := s.db.Exec(ctx, `delete from message_send_locks where from_key = $1 and task_id = $2`, dbMsg.FromKey, taskID)
_, err2 := s.db.Exec(ctx, `
DELETE from message_send_locks WHERE from_key = $1 AND task_id = $2`, dbMsg.FromKey, taskID)
if err2 != nil {
log.Errorw("releasing send lock", "task_id", taskID, "from", dbMsg.FromKey, "error", err2)

Expand All @@ -135,7 +143,8 @@ func (s *SendTask) Do(taskID harmonytask.TaskID, stillOwned func() bool) (done b

// get nonce from db
var dbNonce *uint64
r := s.db.QueryRow(ctx, `select max(nonce) from message_sends where from_key = $1 and send_success = true`, msg.From.String())
r := s.db.QueryRow(ctx, `
SELECT MAX(nonce) FROM message_sends WHERE from_key = $1 AND send_success = true`, msg.From.String())
if err := r.Scan(&dbNonce); err != nil {
return false, xerrors.Errorf("getting nonce from db: %w", err)
}
Expand Down Expand Up @@ -164,7 +173,9 @@ func (s *SendTask) Do(taskID harmonytask.TaskID, stillOwned func() bool) (done b

// write to db

n, err := s.db.Exec(ctx, `update message_sends set nonce = $1, signed_data = $2, signed_json = $3, signed_cid = $4 where send_task_id = $5`,
n, err := s.db.Exec(ctx, `
UPDATE message_sends SET nonce = $1, signed_data = $2, signed_json = $3, signed_cid = $4
WHERE send_task_id = $5`,
msg.Nonce, data, string(jsonBytes), sigMsg.Cid().String(), taskID)
if err != nil {
return false, xerrors.Errorf("updating db record: %w", err)
Expand Down Expand Up @@ -198,7 +209,9 @@ func (s *SendTask) Do(taskID harmonytask.TaskID, stillOwned func() bool) (done b
sendError = err.Error()
}

_, err = s.db.Exec(ctx, `update message_sends set send_success = $1, send_error = $2, send_time = CURRENT_TIMESTAMP where send_task_id = $3`, sendSuccess, sendError, taskID)
_, err = s.db.Exec(ctx, `
UPDATE message_sends SET send_success = $1, send_error = $2, send_time = CURRENT_TIMESTAMP
WHERE send_task_id = $3`, sendSuccess, sendError, taskID)
if err != nil {
return false, xerrors.Errorf("updating db record: %w", err)
}
Expand Down