mirror of
https://github.com/mudler/LocalAI.git
synced 2024-12-30 09:28:51 +00:00
126 lines
2.7 KiB
Go
126 lines
2.7 KiB
Go
package explorer
|
|
|
|
// A simple JSON database for storing and retrieving p2p network tokens and a name and description.
|
|
|
|
import (
|
|
"encoding/json"
|
|
"os"
|
|
"sort"
|
|
"sync"
|
|
|
|
"github.com/gofrs/flock"
|
|
)
|
|
|
|
// Database is a simple JSON database for storing and retrieving p2p network tokens and a name and description.
|
|
type Database struct {
|
|
path string
|
|
data map[string]TokenData
|
|
flock *flock.Flock
|
|
sync.Mutex
|
|
}
|
|
|
|
// TokenData is a p2p network token with a name and description.
|
|
type TokenData struct {
|
|
Name string `json:"name"`
|
|
Description string `json:"description"`
|
|
Clusters []ClusterData
|
|
Failures int
|
|
}
|
|
|
|
type ClusterData struct {
|
|
Workers []string
|
|
Type string
|
|
NetworkID string
|
|
}
|
|
|
|
// NewDatabase creates a new Database with the given path.
|
|
func NewDatabase(path string) (*Database, error) {
|
|
fileLock := flock.New(path + ".lock")
|
|
db := &Database{
|
|
data: make(map[string]TokenData),
|
|
path: path,
|
|
flock: fileLock,
|
|
}
|
|
return db, db.load()
|
|
}
|
|
|
|
// Get retrieves a Token from the Database by its token.
|
|
func (db *Database) Get(token string) (TokenData, bool) {
|
|
db.flock.Lock() // we are making sure that the file is not being written to
|
|
defer db.flock.Unlock()
|
|
db.Lock() // we are making sure that is safe if called by another instance in the same process
|
|
defer db.Unlock()
|
|
db.load()
|
|
t, ok := db.data[token]
|
|
return t, ok
|
|
}
|
|
|
|
// Set stores a Token in the Database by its token.
|
|
func (db *Database) Set(token string, t TokenData) error {
|
|
db.flock.Lock()
|
|
defer db.flock.Unlock()
|
|
db.Lock()
|
|
defer db.Unlock()
|
|
db.load()
|
|
db.data[token] = t
|
|
|
|
return db.save()
|
|
}
|
|
|
|
// Delete removes a Token from the Database by its token.
|
|
func (db *Database) Delete(token string) error {
|
|
db.flock.Lock()
|
|
defer db.flock.Unlock()
|
|
db.Lock()
|
|
defer db.Unlock()
|
|
db.load()
|
|
delete(db.data, token)
|
|
return db.save()
|
|
}
|
|
|
|
func (db *Database) TokenList() []string {
|
|
db.flock.Lock()
|
|
defer db.flock.Unlock()
|
|
db.Lock()
|
|
defer db.Unlock()
|
|
db.load()
|
|
tokens := []string{}
|
|
for k := range db.data {
|
|
tokens = append(tokens, k)
|
|
}
|
|
|
|
sort.Slice(tokens, func(i, j int) bool {
|
|
// sort by token
|
|
return tokens[i] < tokens[j]
|
|
})
|
|
|
|
return tokens
|
|
}
|
|
|
|
// load reads the Database from disk.
|
|
func (db *Database) load() error {
|
|
if _, err := os.Stat(db.path); os.IsNotExist(err) {
|
|
return nil
|
|
}
|
|
|
|
// Read the file from disk
|
|
// Unmarshal the JSON into db.data
|
|
f, err := os.ReadFile(db.path)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
return json.Unmarshal(f, &db.data)
|
|
}
|
|
|
|
// Save writes the Database to disk.
|
|
func (db *Database) save() error {
|
|
// Marshal db.data into JSON
|
|
// Write the JSON to the file
|
|
f, err := os.Create(db.path)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
defer f.Close()
|
|
return json.NewEncoder(f).Encode(db.data)
|
|
}
|