SHA256
93 lines
2.2 KiB
Go
93 lines
2.2 KiB
Go
package main
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import (
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"crypto/rand"
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"database/sql"
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"encoding/base64"
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"fmt"
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"time"
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_ "github.com/go-sql-driver/mysql"
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"github.com/go-webauthn/webauthn/webauthn"
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)
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type InMem struct {
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// TODO: it would be nice to have a mutex here
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// TODO: use pointers to avoid copying
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users map[string]PasskeyUser
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sessions map[string]webauthn.SessionData
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log Logger
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}
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func (i *InMem) GenSessionID() (string, error) {
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b := make([]byte, 32)
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_, err := rand.Read(b)
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if err != nil {
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return "", err
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}
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return base64.URLEncoding.EncodeToString(b), nil
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}
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func NewInMem(log Logger) *InMem {
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return &InMem{
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users: make(map[string]PasskeyUser),
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sessions: make(map[string]webauthn.SessionData),
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log: log,
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}
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}
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func (i *InMem) GetSession(token string) (webauthn.SessionData, bool) {
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i.log.Printf("[DEBUG] GetSession: %v", i.sessions[token])
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val, ok := i.sessions[token]
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return val, ok
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}
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func (i *InMem) SaveSession(token string, data webauthn.SessionData) {
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i.log.Printf("[DEBUG] SaveSession: %s - %v", token, data)
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i.sessions[token] = data
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}
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func (i *InMem) DeleteSession(token string) {
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i.log.Printf("[DEBUG] DeleteSession: %v", token)
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delete(i.sessions, token)
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}
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func (i *InMem) GetOrCreateUser(userName string) PasskeyUser {
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i.log.Printf("[DEBUG] GetOrCreateUser: %v", userName)
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if _, ok := i.users[userName]; !ok {
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i.log.Printf("[DEBUG] GetOrCreateUser: creating new user: %v", userName)
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i.users[userName] = &User{
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ID: []byte(userName),
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DisplayName: userName,
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Name: userName,
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}
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}
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return i.users[userName]
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}
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func (i *InMem) SaveUser(user PasskeyUser) {
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// Store user in MySQL database
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db, err := sql.Open("mysql", "root:password@/oworganizer")
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if err != nil {
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panic(err)
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}
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// See "Important settings" section.
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db.SetConnMaxLifetime(time.Minute * 3)
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db.SetMaxOpenConns(10)
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db.SetMaxIdleConns(10)
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insert, err := db.Query("INSERT INTO users (username, key) VALUES(" + user.WebAuthnName(), user.WebAuthnCredentials())
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if err !=nil {
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panic(err.Error())
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}
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defer insert.Close()
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fmt.Println("Yay, values added!")
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i.log.Printf("[DEBUG] SaveUser: %v", user.WebAuthnName())
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i.users[user.WebAuthnName()] = user
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}
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