Files

54 lines
1.9 KiB
Go

package store
import (
"database/sql"
"errors"
agentv1 "git.ipao.vip/rogee/go-sip/gen/agent/v1"
"google.golang.org/protobuf/proto"
)
type PendingTaskControl struct {
TenantID, CommandID, ExecutionID, AgentID, Action, Policy string
ExpectedRevision int64
Binding *agentv1.ExecutionBinding
}
// PendingTaskControls includes unroutable targets rather than silently dropping
// them through an inner join. Missing assignment is an explicit recovery error.
func (s *Store) PendingTaskControls(limit int) ([]PendingTaskControl, error) {
if limit <= 0 {
return nil, errors.New("control batch limit must be positive")
}
rows, err := s.db.Query(`SELECT c.tenant_id,c.command_id,t.execution_id,c.action,c.active_call_policy,c.expected_revision,a.agent_id,a.binding
FROM mq_task_controls c JOIN mq_task_control_targets t ON t.tenant_id=c.tenant_id AND t.command_id=c.command_id
LEFT JOIN execution_agents a ON a.execution_id=t.execution_id
WHERE c.state='pending' AND t.applied=0 ORDER BY c.rowid,t.execution_id LIMIT ?`, limit)
if err != nil {
return nil, err
}
defer rows.Close()
var result []PendingTaskControl
for rows.Next() {
var item PendingTaskControl
var agentID sql.NullString
var raw []byte
if err := rows.Scan(&item.TenantID, &item.CommandID, &item.ExecutionID, &item.Action, &item.Policy, &item.ExpectedRevision, &agentID, &raw); err != nil {
return nil, err
}
if agentID.Valid {
item.AgentID = agentID.String
item.Binding = &agentv1.ExecutionBinding{}
if err := proto.Unmarshal(raw, item.Binding); err != nil {
return nil, err
}
if item.Binding.ExecutionId != item.ExecutionID || item.Binding.TenantId != item.TenantID {
return nil, ErrMessageScope
}
item.Binding.TaskRevision = item.ExpectedRevision
}
result = append(result, item)
}
return result, rows.Err()
}