131 lines
2.9 KiB
Go
131 lines
2.9 KiB
Go
package maintenance
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import (
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"fmt"
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"sync"
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"time"
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)
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// Mode represents the maintenance mode state
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type Mode struct {
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mu sync.RWMutex
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enabled bool
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enabledAt time.Time
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enabledBy string
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reason string
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allowedUsers []string // Users allowed to operate during maintenance
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lastBackupID string // ID of backup created before entering maintenance
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}
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// Service manages maintenance mode
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type Service struct {
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mode *Mode
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}
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// NewService creates a new maintenance service
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func NewService() *Service {
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return &Service{
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mode: &Mode{
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allowedUsers: []string{},
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},
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}
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}
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// IsEnabled returns whether maintenance mode is currently enabled
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func (s *Service) IsEnabled() bool {
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s.mode.mu.RLock()
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defer s.mode.mu.RUnlock()
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return s.mode.enabled
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}
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// Enable enables maintenance mode
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func (s *Service) Enable(enabledBy, reason string, allowedUsers []string) error {
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s.mode.mu.Lock()
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defer s.mode.mu.Unlock()
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if s.mode.enabled {
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return fmt.Errorf("maintenance mode is already enabled")
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}
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s.mode.enabled = true
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s.mode.enabledAt = time.Now()
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s.mode.enabledBy = enabledBy
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s.mode.reason = reason
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if allowedUsers != nil {
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s.mode.allowedUsers = allowedUsers
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} else {
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s.mode.allowedUsers = []string{}
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}
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return nil
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}
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// Disable disables maintenance mode
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func (s *Service) Disable(disabledBy string) error {
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s.mode.mu.Lock()
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defer s.mode.mu.Unlock()
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if !s.mode.enabled {
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return fmt.Errorf("maintenance mode is not enabled")
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}
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s.mode.enabled = false
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s.mode.enabledBy = ""
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s.mode.reason = ""
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s.mode.allowedUsers = []string{}
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s.mode.lastBackupID = ""
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return nil
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}
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// GetStatus returns the current maintenance mode status
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func (s *Service) GetStatus() Status {
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s.mode.mu.RLock()
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defer s.mode.mu.RUnlock()
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return Status{
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Enabled: s.mode.enabled,
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EnabledAt: s.mode.enabledAt,
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EnabledBy: s.mode.enabledBy,
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Reason: s.mode.reason,
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AllowedUsers: s.mode.allowedUsers,
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LastBackupID: s.mode.lastBackupID,
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}
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}
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// SetLastBackupID sets the backup ID created before entering maintenance
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func (s *Service) SetLastBackupID(backupID string) {
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s.mode.mu.Lock()
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defer s.mode.mu.Unlock()
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s.mode.lastBackupID = backupID
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}
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// IsUserAllowed checks if a user is allowed to operate during maintenance
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func (s *Service) IsUserAllowed(userID string) bool {
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s.mode.mu.RLock()
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defer s.mode.mu.RUnlock()
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if !s.mode.enabled {
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return true // No restrictions when not in maintenance
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}
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// Check if user is in allowed list
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for _, allowed := range s.mode.allowedUsers {
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if allowed == userID {
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return true
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}
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}
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return false
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}
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// Status represents the maintenance mode status
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type Status struct {
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Enabled bool `json:"enabled"`
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EnabledAt time.Time `json:"enabled_at,omitempty"`
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EnabledBy string `json:"enabled_by,omitempty"`
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Reason string `json:"reason,omitempty"`
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AllowedUsers []string `json:"allowed_users,omitempty"`
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LastBackupID string `json:"last_backup_id,omitempty"`
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}
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