This commit is contained in:
jdl
2024-12-08 09:45:29 +01:00
parent 55a9bf9dc3
commit 03ff1aac80
60 changed files with 3165 additions and 2 deletions

3
hub/api/db/generate.go Normal file
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package db
//go:generate sqlgen sqlite tables.defs generated.go

0
hub/api/db/generated Normal file
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480
hub/api/db/generated.go Normal file
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package db
import (
"database/sql"
"iter"
)
type TX interface {
Exec(query string, args ...any) (sql.Result, error)
Query(query string, args ...any) (*sql.Rows, error)
QueryRow(query string, args ...any) *sql.Row
}
// ----------------------------------------------------------------------------
// Table: config
// ----------------------------------------------------------------------------
type Config struct {
ConfigID int64
HubAddress string
VPNNetwork []byte
Password []byte
}
const Config_SelectQuery = "SELECT ConfigID,HubAddress,VPNNetwork,Password FROM config"
func Config_Insert(
tx TX,
row *Config,
) (err error) {
Config_Sanitize(row)
if err = Config_Validate(row); err != nil {
return err
}
_, err = tx.Exec("INSERT INTO config(ConfigID,HubAddress,VPNNetwork,Password) VALUES(?,?,?,?)", row.ConfigID, row.HubAddress, row.VPNNetwork, row.Password)
return err
}
func Config_Update(
tx TX,
row *Config,
) (err error) {
Config_Sanitize(row)
if err = Config_Validate(row); err != nil {
return err
}
result, err := tx.Exec("UPDATE config SET HubAddress=?,VPNNetwork=? WHERE ConfigID=?", row.HubAddress, row.VPNNetwork, row.ConfigID)
if err != nil {
return err
}
n, err := result.RowsAffected()
if err != nil {
panic(err)
}
switch n {
case 0:
return sql.ErrNoRows
case 1:
return nil
default:
panic("multiple rows updated")
}
}
func Config_UpdateFull(
tx TX,
row *Config,
) (err error) {
Config_Sanitize(row)
if err = Config_Validate(row); err != nil {
return err
}
result, err := tx.Exec("UPDATE config SET HubAddress=?,VPNNetwork=?,Password=? WHERE ConfigID=?", row.HubAddress, row.VPNNetwork, row.Password, row.ConfigID)
if err != nil {
return err
}
n, err := result.RowsAffected()
if err != nil {
panic(err)
}
switch n {
case 0:
return sql.ErrNoRows
case 1:
return nil
default:
panic("multiple rows updated")
}
}
func Config_Delete(
tx TX,
ConfigID int64,
) (err error) {
result, err := tx.Exec("DELETE FROM config WHERE ConfigID=?", ConfigID)
if err != nil {
return err
}
n, err := result.RowsAffected()
if err != nil {
panic(err)
}
switch n {
case 0:
return sql.ErrNoRows
case 1:
return nil
default:
panic("multiple rows deleted")
}
}
func Config_Get(
tx TX,
ConfigID int64,
) (
row *Config,
err error,
) {
row = &Config{}
r := tx.QueryRow("SELECT ConfigID,HubAddress,VPNNetwork,Password FROM config WHERE ConfigID=?", ConfigID)
err = r.Scan(&row.ConfigID, &row.HubAddress, &row.VPNNetwork, &row.Password)
return
}
func Config_GetWhere(
tx TX,
query string,
args ...any,
) (
row *Config,
err error,
) {
row = &Config{}
r := tx.QueryRow(query, args...)
err = r.Scan(&row.ConfigID, &row.HubAddress, &row.VPNNetwork, &row.Password)
return
}
func Config_Iterate(
tx TX,
query string,
args ...any,
) iter.Seq2[*Config, error] {
rows, err := tx.Query(query, args...)
if err != nil {
return func(yield func(*Config, error) bool) {
yield(nil, err)
}
}
return func(yield func(*Config, error) bool) {
defer rows.Close()
for rows.Next() {
row := &Config{}
err := rows.Scan(&row.ConfigID, &row.HubAddress, &row.VPNNetwork, &row.Password)
if !yield(row, err) {
return
}
}
}
}
func Config_List(
tx TX,
query string,
args ...any,
) (
l []*Config,
err error,
) {
for row, err := range Config_Iterate(tx, query, args...) {
if err != nil {
return nil, err
}
l = append(l, row)
}
return l, nil
}
// ----------------------------------------------------------------------------
// Table: sessions
// ----------------------------------------------------------------------------
type Session struct {
SessionID string
CSRF string
SignedIn bool
CreatedAt int64
LastSeenAt int64
}
const Session_SelectQuery = "SELECT SessionID,CSRF,SignedIn,CreatedAt,LastSeenAt FROM sessions"
func Session_Insert(
tx TX,
row *Session,
) (err error) {
Session_Sanitize(row)
if err = Session_Validate(row); err != nil {
return err
}
_, err = tx.Exec("INSERT INTO sessions(SessionID,CSRF,SignedIn,CreatedAt,LastSeenAt) VALUES(?,?,?,?,?)", row.SessionID, row.CSRF, row.SignedIn, row.CreatedAt, row.LastSeenAt)
return err
}
func Session_Delete(
tx TX,
SessionID string,
) (err error) {
result, err := tx.Exec("DELETE FROM sessions WHERE SessionID=?", SessionID)
if err != nil {
return err
}
n, err := result.RowsAffected()
if err != nil {
panic(err)
}
switch n {
case 0:
return sql.ErrNoRows
case 1:
return nil
default:
panic("multiple rows deleted")
}
}
func Session_Get(
tx TX,
SessionID string,
) (
row *Session,
err error,
) {
row = &Session{}
r := tx.QueryRow("SELECT SessionID,CSRF,SignedIn,CreatedAt,LastSeenAt FROM sessions WHERE SessionID=?", SessionID)
err = r.Scan(&row.SessionID, &row.CSRF, &row.SignedIn, &row.CreatedAt, &row.LastSeenAt)
return
}
func Session_GetWhere(
tx TX,
query string,
args ...any,
) (
row *Session,
err error,
) {
row = &Session{}
r := tx.QueryRow(query, args...)
err = r.Scan(&row.SessionID, &row.CSRF, &row.SignedIn, &row.CreatedAt, &row.LastSeenAt)
return
}
func Session_Iterate(
tx TX,
query string,
args ...any,
) iter.Seq2[*Session, error] {
rows, err := tx.Query(query, args...)
if err != nil {
return func(yield func(*Session, error) bool) {
yield(nil, err)
}
}
return func(yield func(*Session, error) bool) {
defer rows.Close()
for rows.Next() {
row := &Session{}
err := rows.Scan(&row.SessionID, &row.CSRF, &row.SignedIn, &row.CreatedAt, &row.LastSeenAt)
if !yield(row, err) {
return
}
}
}
}
func Session_List(
tx TX,
query string,
args ...any,
) (
l []*Session,
err error,
) {
for row, err := range Session_Iterate(tx, query, args...) {
if err != nil {
return nil, err
}
l = append(l, row)
}
return l, nil
}
// ----------------------------------------------------------------------------
// Table: peers
// ----------------------------------------------------------------------------
type Peer struct {
PeerIP byte
APIKey string
Name string
IP []byte
Port uint16
Mediator bool
EncPubKey []byte
SignPubKey []byte
}
const Peer_SelectQuery = "SELECT PeerIP,APIKey,Name,IP,Port,Mediator,EncPubKey,SignPubKey FROM peers"
func Peer_Insert(
tx TX,
row *Peer,
) (err error) {
Peer_Sanitize(row)
if err = Peer_Validate(row); err != nil {
return err
}
_, err = tx.Exec("INSERT INTO peers(PeerIP,APIKey,Name,IP,Port,Mediator,EncPubKey,SignPubKey) VALUES(?,?,?,?,?,?,?,?)", row.PeerIP, row.APIKey, row.Name, row.IP, row.Port, row.Mediator, row.EncPubKey, row.SignPubKey)
return err
}
func Peer_Update(
tx TX,
row *Peer,
) (err error) {
Peer_Sanitize(row)
if err = Peer_Validate(row); err != nil {
return err
}
result, err := tx.Exec("UPDATE peers SET Name=?,IP=?,Port=?,Mediator=? WHERE PeerIP=?", row.Name, row.IP, row.Port, row.Mediator, row.PeerIP)
if err != nil {
return err
}
n, err := result.RowsAffected()
if err != nil {
panic(err)
}
switch n {
case 0:
return sql.ErrNoRows
case 1:
return nil
default:
panic("multiple rows updated")
}
}
func Peer_UpdateFull(
tx TX,
row *Peer,
) (err error) {
Peer_Sanitize(row)
if err = Peer_Validate(row); err != nil {
return err
}
result, err := tx.Exec("UPDATE peers SET APIKey=?,Name=?,IP=?,Port=?,Mediator=?,EncPubKey=?,SignPubKey=? WHERE PeerIP=?", row.APIKey, row.Name, row.IP, row.Port, row.Mediator, row.EncPubKey, row.SignPubKey, row.PeerIP)
if err != nil {
return err
}
n, err := result.RowsAffected()
if err != nil {
panic(err)
}
switch n {
case 0:
return sql.ErrNoRows
case 1:
return nil
default:
panic("multiple rows updated")
}
}
func Peer_Delete(
tx TX,
PeerIP byte,
) (err error) {
result, err := tx.Exec("DELETE FROM peers WHERE PeerIP=?", PeerIP)
if err != nil {
return err
}
n, err := result.RowsAffected()
if err != nil {
panic(err)
}
switch n {
case 0:
return sql.ErrNoRows
case 1:
return nil
default:
panic("multiple rows deleted")
}
}
func Peer_Get(
tx TX,
PeerIP byte,
) (
row *Peer,
err error,
) {
row = &Peer{}
r := tx.QueryRow("SELECT PeerIP,APIKey,Name,IP,Port,Mediator,EncPubKey,SignPubKey FROM peers WHERE PeerIP=?", PeerIP)
err = r.Scan(&row.PeerIP, &row.APIKey, &row.Name, &row.IP, &row.Port, &row.Mediator, &row.EncPubKey, &row.SignPubKey)
return
}
func Peer_GetWhere(
tx TX,
query string,
args ...any,
) (
row *Peer,
err error,
) {
row = &Peer{}
r := tx.QueryRow(query, args...)
err = r.Scan(&row.PeerIP, &row.APIKey, &row.Name, &row.IP, &row.Port, &row.Mediator, &row.EncPubKey, &row.SignPubKey)
return
}
func Peer_Iterate(
tx TX,
query string,
args ...any,
) iter.Seq2[*Peer, error] {
rows, err := tx.Query(query, args...)
if err != nil {
return func(yield func(*Peer, error) bool) {
yield(nil, err)
}
}
return func(yield func(*Peer, error) bool) {
defer rows.Close()
for rows.Next() {
row := &Peer{}
err := rows.Scan(&row.PeerIP, &row.APIKey, &row.Name, &row.IP, &row.Port, &row.Mediator, &row.EncPubKey, &row.SignPubKey)
if !yield(row, err) {
return
}
}
}
}
func Peer_List(
tx TX,
query string,
args ...any,
) (
l []*Peer,
err error,
) {
for row, err := range Peer_Iterate(tx, query, args...) {
if err != nil {
return nil, err
}
l = append(l, row)
}
return l, nil
}

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package db
import (
"errors"
"net/netip"
"net/url"
"strings"
)
var (
ErrInvalidIP = errors.New("invalid IP")
ErrInvalidPort = errors.New("invalid port")
)
func Config_Sanitize(c *Config) {
if u, err := url.Parse(c.HubAddress); err == nil {
c.HubAddress = u.String()
}
if addr, ok := netip.AddrFromSlice(c.VPNNetwork); ok {
c.VPNNetwork = addr.AsSlice()
}
}
func Config_Validate(c *Config) error {
if _, err := url.Parse(c.HubAddress); err != nil {
return err
}
addr, ok := netip.AddrFromSlice(c.VPNNetwork)
if !ok || !addr.Is4() || addr.As4()[3] != 0 || addr.As4()[0] == 0 {
return ErrInvalidIP
}
return nil
}
func Session_Sanitize(s *Session) {
}
func Session_Validate(s *Session) error {
return nil
}
func Peer_Sanitize(p *Peer) {
p.Name = strings.TrimSpace(p.Name)
if len(p.IP) != 0 {
addr, ok := netip.AddrFromSlice(p.IP)
if ok && addr.Is4() {
p.IP = addr.AsSlice()
}
}
if p.Port == 0 {
p.Port = 515
}
}
func Peer_Validate(p *Peer) error {
if len(p.IP) > 0 {
_, ok := netip.AddrFromSlice(p.IP)
if !ok {
return ErrInvalidIP
}
}
if p.Port == 0 {
return ErrInvalidPort
}
return nil
}

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hub/api/db/tables.defs Normal file
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TABLE config OF Config (
ConfigID int64 PK,
HubAddress string,
VPNNetwork []byte,
Password []byte NoUpdate
);
TABLE sessions OF Session NoUpdate (
SessionID string PK,
CSRF string,
SignedIn bool,
CreatedAt int64,
LastSeenAt int64
);
TABLE peers OF Peer (
PeerIP byte PK,
APIKey string NoUpdate,
Name string,
IP []byte,
Port uint16,
Mediator bool,
EncPubKey []byte NoUpdate,
SignPubKey []byte NoUpdate
);

51
hub/api/db/written.go Normal file
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package db
import "vppn/fasttime"
func Session_UpdateLastSeenAt(
tx TX,
id string,
) (err error) {
_, err = tx.Exec("UPDATE sessions SET LastSeenAt=? WHERE SessionID=?", fasttime.Now(), id)
return err
}
func Session_SetSignedIn(
tx TX,
id string,
) (err error) {
_, err = tx.Exec("UPDATE sessions SET SignedIn=1 WHERE SessionID=?", id)
return err
}
func Session_DeleteBefore(
tx TX,
timestamp int64,
) (err error) {
_, err = tx.Exec("DELETE FROM sessions WHERE LastSeenAt<?", timestamp)
return err
}
func Config_UpdatePassword(
tx TX,
pwdHash []byte,
) (err error) {
_, err = tx.Exec("UPDATE config SET Password=? WHERE ConfigID=1", pwdHash)
return err
}
func Peer_ListAll(tx TX) ([]*Peer, error) {
return Peer_List(tx, Peer_SelectQuery)
}
func Peer_GetByAPIKey(tx TX, apiKey string) (*Peer, error) {
return Peer_GetWhere(
tx,
Peer_SelectQuery+` WHERE APIKey=?`,
apiKey)
}
func Peer_Exists(tx TX, ip byte) (exists bool, err error) {
err = tx.QueryRow(`SELECT EXISTS(SELECT 1 FROM peers WHERE PeerIP=?)`, ip).Scan(&exists)
return
}