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package state
import (
"errors"
"io"
"time"
"git.gensokyo.uk/security/fortify/fst"
)
var ErrNoConfig = errors.New("state does not contain config")
type Entries map[fst.ID]*State
type Store interface {
// Do calls f exactly once and ensures store exclusivity until f returns.
// Returns whether f is called and any errors during the locking process.
// Cursor provided to f becomes invalid as soon as f returns.
Do(aid int, f func(c Cursor)) (ok bool, err error)
// List queries the store and returns a list of aids known to the store.
// Note that some or all returned aids might not have any active apps.
List() (aids []int, err error)
// Close releases any resources held by Store.
Close() error
}
// Cursor provides access to the store
type Cursor interface {
Save(state *State, configWriter io.WriterTo) error
Destroy(id fst.ID) error
Load() (Entries, error)
Len() (int, error)
}
// State is a fortify process's state
type State struct {
// fortify instance id
ID fst.ID `json:"instance"`
// child process PID value
PID int `json:"pid"`
// sealed app configuration
Config *fst.Config `json:"config"`
// process start time
Time time.Time `json:"time"`
}
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