Initial commit: DSH Web Manager

2026-10-13 09:34:47 +08:00
commit 85332bbc56
135 changed files with 19712 additions and 0 deletions
@@ -0,0 +1,131 @@
+package store
+
+import (
+	"crypto/rand"
+	"database/sql"
+	"encoding/hex"
+	_ "modernc.org/sqlite"
+	"time"
+)
+
+type User struct {
+	ID       string    `json:"id"`
+	Username string    `json:"username"`
+	Admin    bool      `json:"admin"`
+	Quota    int64     `json:"quota_bytes"`
+	Created  time.Time `json:"created_at"`
+}
+type Instance struct {
+	ID          string    `json:"id"`
+	UID         string    `json:"uid"`
+	Name        string    `json:"name"`
+	Version     string    `json:"version"`
+	ImageID     string    `json:"image_id"`
+	Status      string    `json:"status"`
+	ContainerID string    `json:"container_id"`
+	Created     time.Time `json:"created_at"`
+}
+type Store struct{ DB *sql.DB }
+
+func Open(path string) (*Store, error) {
+	db, e := sql.Open("sqlite", path)
+	if e != nil {
+		return nil, e
+	}
+	db.SetMaxOpenConns(1)
+	if _, e = db.Exec("PRAGMA busy_timeout=5000; PRAGMA journal_mode=WAL;"); e != nil {
+		db.Close()
+		return nil, e
+	}
+	_, e = db.Exec("PRAGMA foreign_keys=ON; CREATE TABLE IF NOT EXISTS users(id TEXT PRIMARY KEY,username TEXT UNIQUE NOT NULL,pass_hash TEXT NOT NULL,admin INTEGER NOT NULL,quota INTEGER NOT NULL,created INTEGER NOT NULL); CREATE TABLE IF NOT EXISTS sessions(id TEXT PRIMARY KEY,uid TEXT NOT NULL,csrf TEXT NOT NULL,expires INTEGER NOT NULL); CREATE TABLE IF NOT EXISTS instances(id TEXT PRIMARY KEY,uid TEXT NOT NULL,name TEXT NOT NULL,version TEXT,image_id TEXT,status TEXT,container_id TEXT,created INTEGER NOT NULL); CREATE TABLE IF NOT EXISTS audit(id INTEGER PRIMARY KEY,uid TEXT,action TEXT,target TEXT,detail TEXT,at INTEGER NOT NULL);")
+	if e != nil {
+		db.Close()
+		return nil, e
+	}
+	return &Store{db}, nil
+}
+func (s *Store) Close() { s.DB.Close() }
+func ID() string        { b := make([]byte, 16); _, _ = rand.Read(b); return hex.EncodeToString(b) }
+func (s *Store) UserByName(n string) (User, error) {
+	var u User
+	var a, t int64
+	e := s.DB.QueryRow("SELECT id,username,admin,quota,created FROM users WHERE username=?", n).Scan(&u.ID, &u.Username, &a, &u.Quota, &t)
+	u.Admin = a != 0
+	u.Created = time.Unix(t, 0)
+	return u, e
+}
+func (s *Store) UserByID(id string) (User, error) {
+	var u User
+	var a, t int64
+	e := s.DB.QueryRow("SELECT id,username,admin,quota,created FROM users WHERE id=?", id).Scan(&u.ID, &u.Username, &a, &u.Quota, &t)
+	u.Admin = a != 0
+	u.Created = time.Unix(t, 0)
+	return u, e
+}
+func (s *Store) CreateUser(u User, hash string) error {
+	_, e := s.DB.Exec("INSERT INTO users(id,username,pass_hash,admin,quota,created) VALUES(?,?,?,?,?,?)", u.ID, u.Username, hash, boolInt(u.Admin), u.Quota, time.Now().Unix())
+	return e
+}
+func boolInt(v bool) int {
+	if v {
+		return 1
+	}
+	return 0
+}
+func (s *Store) Password(name string) (string, error) {
+	var p string
+	e := s.DB.QueryRow("SELECT pass_hash FROM users WHERE username=?", name).Scan(&p)
+	return p, e
+}
+func (s *Store) Session(uid string) (string, string, error) {
+	id, csrf := ID(), ID()
+	_, e := s.DB.Exec("INSERT INTO sessions VALUES(?,?,?,?)", id, uid, csrf, time.Now().Add(24*time.Hour).Unix())
+	return id, csrf, e
+}
+func (s *Store) SessionUser(id string) (User, string, error) {
+	var uid, csrf string
+	var exp int64
+	e := s.DB.QueryRow("SELECT uid,csrf,expires FROM sessions WHERE id=?", id).Scan(&uid, &csrf, &exp)
+	if e != nil || exp < time.Now().Unix() {
+		return User{}, "", sql.ErrNoRows
+	}
+	u, e := s.UserByID(uid)
+	return u, csrf, e
+}
+func (s *Store) DeleteSession(id string) { _, _ = s.DB.Exec("DELETE FROM sessions WHERE id=?", id) }
+func (s *Store) AddAudit(uid, a, t, d string) {
+	_, _ = s.DB.Exec("INSERT INTO audit(uid,action,target,detail,at) VALUES(?,?,?,?,?)", uid, a, t, d, time.Now().Unix())
+}
+func (s *Store) Instances(uid string) ([]Instance, error) {
+	rows, e := s.DB.Query("SELECT id,uid,name,version,image_id,status,container_id,created FROM instances WHERE uid=? ORDER BY created", uid)
+	if e != nil {
+		return nil, e
+	}
+	defer rows.Close()
+	var out []Instance
+	for rows.Next() {
+		var i Instance
+		var t int64
+		if e = rows.Scan(&i.ID, &i.UID, &i.Name, &i.Version, &i.ImageID, &i.Status, &i.ContainerID, &t); e != nil {
+			return nil, e
+		}
+		i.Created = time.Unix(t, 0)
+		out = append(out, i)
+	}
+	return out, rows.Err()
+}
+func (s *Store) AddInstance(i Instance) error {
+	_, e := s.DB.Exec("INSERT INTO instances VALUES(?,?,?,?,?,?,?,?)", i.ID, i.UID, i.Name, i.Version, i.ImageID, i.Status, i.ContainerID, time.Now().Unix())
+	return e
+}
+func (s *Store) GetInstance(id string) (Instance, error) {
+	var i Instance
+	var t int64
+	e := s.DB.QueryRow("SELECT id,uid,name,version,image_id,status,container_id,created FROM instances WHERE id=?", id).Scan(&i.ID, &i.UID, &i.Name, &i.Version, &i.ImageID, &i.Status, &i.ContainerID, &t)
+	i.Created = time.Unix(t, 0)
+	return i, e
+}
+func (s *Store) SetInstance(id, status string) {
+	_, _ = s.DB.Exec("UPDATE instances SET status=? WHERE id=?", status, id)
+}
+func (s *Store) DeleteInstance(id string) { _, _ = s.DB.Exec("DELETE FROM instances WHERE id=?", id) }