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sql.go
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sql.go
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package main
import (
"database/sql"
"fmt"
"log"
"github.com/caarlos0/env"
_ "github.com/lib/pq"
)
type Owner struct {
Id string
Username string
Password string
Email string
Phone string
Data string
VerificationCode string
VerificationRoute string
}
var sqlConfig struct {
DbConnString string `env:"OAUTH_DB_CONN_STRING" envDefault:"postgres://user:pass@localhost:5432/test?sslmode=disable"`
}
func init() {
err := env.Parse(&sqlConfig)
if err != nil {
log.Printf("%+v\n", err)
}
}
func (a *Owner) create() (id string, err error) {
db, err := dbConnect()
defer db.Close()
query := fmt.Sprintf("SELECT id::varchar FROM oauth2.create_owner('%s', '%s', '%s', '%s', '%s', '%s')",
a.Email, a.Phone, a.Password, a.Data, a.VerificationCode, a.VerificationRoute)
err = db.QueryRow(query).Scan(&id)
switch {
case err != nil:
log.Print(err)
err = fmt.Errorf("looks like owner already exists")
default:
log.Printf("User created. ID: %s\n", id)
}
return id, err
}
func (a *Owner) reVerify() (id string, err error) {
db, err := dbConnect()
defer db.Close()
query := fmt.Sprintf("SELECT id::varchar FROM oauth2.re_verify('%s', '%s', '%s')",
a.Username, a.VerificationCode, a.VerificationRoute)
err = db.QueryRow(query).Scan(&id)
switch {
case err != nil:
log.Print(err)
err = fmt.Errorf("looks like owner '%s' doesn't exists or verified", a.Username)
default:
log.Printf("Verification code re-sent. ID: %s\n", id)
}
return id, err
}
func (a *Owner) check() (id string, role string, jti string, err error) {
db, err := dbConnect()
defer db.Close()
query := fmt.Sprintf("SELECT id::varchar, role::varchar, jti::varchar FROM oauth2.check_owner('%s', '%s')",
a.Username, a.Password)
var uId, uRole, uJti sql.NullString
err = db.QueryRow(query).Scan(&uId, &uRole, &uJti)
if err != nil {
log.Print(err)
err = fmt.Errorf("something bad happened")
} else if uId.Valid && uRole.Valid && uJti.Valid {
id, role, jti = uId.String, uRole.String, uJti.String
} else {
err = fmt.Errorf("wrong login or password")
}
return id, role, jti, err
}
func (a *Owner) verify() (resErr error) {
db, err := dbConnect()
defer db.Close()
query := fmt.Sprintf("SELECT oauth2.verify_owner('%s')",
a.Id)
rows, err := db.Query(query)
defer rows.Close()
if err != nil {
log.Print(err)
err = fmt.Errorf("owner with id '%s' doesn't exist", a.Id)
}
resErr = err
return resErr
}
func (a *Owner) requestPassword() (id string, resErr error) {
db, err := dbConnect()
defer db.Close()
query := fmt.Sprintf("SELECT id::varchar FROM oauth2.password_request('%s', '%s', '%s')",
a.Username, a.VerificationCode, a.VerificationRoute)
err = db.QueryRow(query).Scan(&id)
switch {
case err != nil:
log.Print(err)
err = fmt.Errorf("looks like owner doesn't exist")
default:
log.Printf("User exist. ID: %s", id)
}
resErr = err
return id, resErr
}
func (a *Owner) resetPassword() (resErr error) {
db, err := dbConnect()
defer db.Close()
query := fmt.Sprintf("SELECT oauth2.password_reset('%s', '%s')",
a.Id, a.Password)
rows, err := db.Query(query)
defer rows.Close()
switch {
case err != nil:
log.Print(err)
err = fmt.Errorf("password reset error. USER ID: '%s'", a.Id)
default:
log.Printf("password reseted. USER ID: %s", a.Id)
}
resErr = err
return resErr
}
func (a *Owner) getOwnerRoleAndJtiById() (role string, jti string, err error) {
db, err := dbConnect()
defer db.Close()
query := fmt.Sprintf("SELECT role::text, jti::text FROM oauth2.owner_role_and_jti_by_id('%s')", a.Id)
var uRole, uJti sql.NullString
err = db.QueryRow(query).Scan(&uRole, &uJti)
if err != nil {
log.Print(err)
err = fmt.Errorf("something bad happened. Owner ID: '%s'", a.Id)
} else if uRole.Valid && uJti.Valid {
role = uRole.String
jti = uJti.String
} else {
err = fmt.Errorf("wrong owner id '%s'", a.Id)
}
return role, jti, err
}
type Client struct {
Id string
Secret string
}
func (c *Client) check() (resErr error, redirectUri string) {
db, err := dbConnect()
defer db.Close()
query := fmt.Sprintf("SELECT redirect_uri::text FROM oauth2.check_client('%s')",
c.Id)
var uRedirectUri sql.NullString
err = db.QueryRow(query).Scan(&uRedirectUri)
if err != nil {
log.Print(err)
err = fmt.Errorf("something bad happened. Client ID: '%s'", c.Id)
} else if uRedirectUri.Valid {
redirectUri = uRedirectUri.String
} else {
err = fmt.Errorf("wrong client id '%s'", c.Id)
}
resErr = err
return resErr, redirectUri
}
func (c *Client) check_secret() (resErr error, ctype string) {
db, err := dbConnect()
defer db.Close()
query := fmt.Sprintf("SELECT type::varchar FROM oauth2.check_client_secret('%s', '%s')",
c.Id, c.Secret)
var uType sql.NullString
err = db.QueryRow(query).Scan(&uType)
if err != nil {
log.Print(err)
err = fmt.Errorf("something bad happened. Client ID: '%s'", c.Id)
} else if uType.Valid {
ctype = uType.String
} else {
err = fmt.Errorf("wrong client id '%s'", c.Id)
}
resErr = err
return resErr, ctype
}
func dbConnect() (*sql.DB, error) {
return sql.Open("postgres", sqlConfig.DbConnString)
}