model

type ConnectionStatus struct {
	Unreachable        bool
	Slave              Slave
	CommunicationError msp.Error // Only valid if Unreachable=true
}

type DB struct {
	Driver string
	// contains filtered or unexported fields
}

type DesiredReplicaSetConstraintStatus struct {
	Unsatisfied               bool
	ReplicaSet                ReplicaSet
	ConfiguredVolatileCount   uint
	ConfiguredPersistentCount uint
}

type MSPError struct {
	ID              int64 `gorm:"primary_key"`
	Identifier      string
	Description     string
	LongDescription string
}

type MamidMetadata struct {
	Key, Value string
}

type Mongod struct {
	// TODO missing UNIQUE constraint
	ID          int64 `gorm:"primary_key"`
	Port        PortNumber
	ReplSetName string

	ObservationError   MSPError
	ObservationErrorID sql.NullInt64 `sql:"type:integer NULL REFERENCES msp_errors(id) ON DELETE SET NULL DEFERRABLE INITIALLY DEFERRED"` // TODO not cleaned up on Mongod deletion right now

	LastEstablishStateError   MSPError
	LastEstablishStateErrorID sql.NullInt64 `sql:"type:integer NULL REFERENCES msp_errors(id) ON DELETE SET NULL DEFERRABLE INITIALLY DEFERRED"` // TODO not cleaned up on Mongod deletion right now

	ParentSlave   *Slave
	ParentSlaveID int64 `sql:"type:integer REFERENCES slaves(id) DEFERRABLE INITIALLY DEFERRED"`

	ReplicaSet   *ReplicaSet
	ReplicaSetID sql.NullInt64 `sql:"type:integer NULL REFERENCES replica_sets(id) ON DELETE SET NULL DEFERRABLE INITIALLY DEFERRED"`

	DesiredState   MongodState
	DesiredStateID int64 `sql:"type:integer NOT NULL REFERENCES mongod_states(id) ON DELETE CASCADE DEFERRABLE INITIALLY DEFERRED"` // NOTE: we cascade on delete because Monogd cannot be without DesiredState

	ObservedState   MongodState
	ObservedStateID sql.NullInt64 `sql:"type:integer NULL REFERENCES mongod_states(id) ON DELETE SET NULL DEFERRABLE INITIALLY DEFERRED"`
}

type MongodExecutionState uint

type MongodKeyfile struct {
	ID      int64 `gorm:"primary_key"`
	Content string
}

type MongodMatchStatus struct {
	Mismatch bool
	Mongod   Mongod
}

type MongodState struct {
	ID             int64 `gorm:"primary_key"`
	ParentMongod   *Mongod
	ParentMongodID int64 `sql:"type:integer NOT NULL REFERENCES mongods(id) ON DELETE CASCADE DEFERRABLE INITIALLY DEFERRED"`
	ShardingRole   ShardingRole
	ExecutionState MongodExecutionState
}

type MongodbCredential struct {
	ID       int64 `gorm:"primary_key"`
	Username string
	Password string
}

type ObservedReplicaSetConstraintStatus struct {
	Unsatisfied               bool
	ReplicaSet                ReplicaSet
	ConfiguredVolatileCount   uint
	ConfiguredPersistentCount uint
	ActualVolatileCount       uint
	ActualPersistentCount     uint
}

type PortNumber uint16

type Problem struct {
	ID              int64 `gorm:"primary_key"`
	Description     string
	LongDescription string
	ProblemType     ProblemType
	FirstOccurred   time.Time
	LastUpdated     time.Time

	Slave   *Slave
	SlaveID sql.NullInt64 `sql:"type:integer NULL REFERENCES slaves(id) ON DELETE CASCADE DEFERRABLE INITIALLY DEFERRED"`

	ReplicaSet   *ReplicaSet
	ReplicaSetID sql.NullInt64 `sql:"type:integer NULL REFERENCES replica_sets(id) ON DELETE CASCADE DEFERRABLE INITIALLY DEFERRED"`

	Mongod   *Mongod
	MongodID sql.NullInt64 `sql:"type:integer NULL REFERENCES mongods(id) ON DELETE CASCADE DEFERRABLE INITIALLY DEFERRED"`
}

type ProblemType uint

type ReplicaSet struct {
	ID                    int64  `gorm:"primary_key"` //TODO needs to start incrementing at 1
	Name                  string `gorm:"unique_index"`
	PersistentMemberCount uint
	VolatileMemberCount   uint
	ShardingRole          ShardingRole
	Initiated             bool
	Mongods               []*Mongod

	Problems []*Problem
}

type ReplicaSetInitiationStatus struct {
	Initiated  bool
	ReplicaSet ReplicaSet
}

type RiskGroup struct {
	ID     int64  `gorm:"primary_key"` //TODO needs to start incrementing at 1, 0 is special value for slaves "out of risk" => define a constant?
	Name   string `gorm:"unique_index"`
	Slaves []*Slave
}

type ShardingRole string

type Slave struct {
	ID                   int64  `gorm:"primary_key"`
	Hostname             string `gorm:"unique_index"`
	Port                 PortNumber
	MongodPortRangeBegin PortNumber
	MongodPortRangeEnd   PortNumber
	PersistentStorage    bool
	Mongods              []*Mongod `gorm:"ForeignKey:ParentSlaveID"`
	ConfiguredState      SlaveState

	Problems []*Problem

	// Foreign keys
	RiskGroupID sql.NullInt64 `sql:"type:integer NULL REFERENCES risk_groups(id) DEFERRABLE INITIALLY DEFERRED"`

	ObservationError   *MSPError     // error in observation that is not tied to a specific Mongod
	ObservationErrorID sql.NullInt64 `sql:"type:integer NULL REFERENCES msp_errors(id) ON DELETE SET NULL DEFERRABLE INITIALLY DEFERRED"` // TODO not cleaned up on slave deletion right now
}

type SlaveState uint

type StatusMessage interface {
}