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request.go
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request.go
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// +build go1.12
package oidc
import (
"context"
"fmt"
"io/ioutil"
"net/http"
"net/url"
"strings"
"time"
"github.com/ermites-io/oidc/internal/token"
)
func (p *Provider) buildUrlAuth(responseType, scope, nonce, state string) (string, error) {
var nilstr string
// parse url defined
u, err := url.ParseRequestURI(p.urlAuth)
if err != nil {
return nilstr, err
}
// build query.
v := u.Query()
//v := url.Values{}
v.Set("client_id", p.clientId)
v.Set("response_type", responseType)
v.Set("scope", scope)
v.Set("nonce", nonce)
v.Set("state", state)
v.Set("redirect_uri", p.clientUrlRedirect)
u.RawQuery = v.Encode()
return u.String(), nil
}
func (p *Provider) buildFormToken(code string) url.Values {
// grantType for authorization_code flows
// code MUST be part of the grand types
grantType := "authorization_code"
v := url.Values{}
v.Set("grant_type", grantType)
// common
v.Set("code", code)
v.Set("client_id", p.clientId)
v.Set("client_secret", p.clientSecret)
v.Set("redirect_uri", p.clientUrlRedirect)
return v
}
func (p *Provider) buildFormTokenOauth(code, state string) url.Values {
v := url.Values{}
v.Set("state", state)
// common.
v.Set("code", code)
v.Set("client_id", p.clientId)
v.Set("client_secret", p.clientSecret)
v.Set("redirect_uri", p.clientUrlRedirect)
return v
}
func (p *Provider) tokenRequestOauth(ctx context.Context, code, state string) (*Token, error) {
// yes so..
v := p.buildFormTokenOauth(code, state)
req, err := http.NewRequestWithContext(ctx, http.MethodPost, p.urlToken, strings.NewReader(v.Encode()))
if err != nil {
return nil, err
}
req.Header.Add("Content-type", "application/x-www-form-urlencoded")
req.Header.Add("Accept", "application/json")
r, err := http.DefaultClient.Do(req)
// ENSURE TLS verification.
//r, err := http.PostForm(p.urlToken, v)
if err != nil {
fmt.Printf("ERROR POST: %v\n", err)
return nil, err
}
defer r.Body.Close()
// replied with 200 ?
if r.StatusCode != 200 {
fmt.Printf("ERROR STATUS: %d\n", r.StatusCode)
return nil, ErrNetwork
}
tokenBody, err := ioutil.ReadAll(r.Body)
if err != nil {
fmt.Printf("ERROR READ: %v\n", err)
return nil, err
}
fmt.Printf("Token Body:\n%s\n", tokenBody)
tr, err := token.ParseResponse(tokenBody)
if err != nil {
return nil, err
}
t := Token{
AccessToken: tr.AccessToken,
RefreshToken: tr.RefreshToken,
IdToken: tr.IdToken,
}
return &t, nil
}
//func (p *Provider) tokenRequest(ctx context.Context, code string) (*token.Response, error) {
func (p *Provider) tokenRequest(ctx context.Context, code string) (*Token, error) {
// yes so..
v := p.buildFormToken(code)
// ENSURE TLS verification.
r, err := http.PostForm(p.urlToken, v)
if err != nil {
return nil, err
}
defer r.Body.Close()
// replied with 200 ?
if r.StatusCode != 200 {
return nil, ErrNetwork
}
tokenBody, err := ioutil.ReadAll(r.Body)
if err != nil {
return nil, err
}
//fmt.Printf("Token Body:\n%s\n", tokenBody)
tr, err := token.ParseResponse(tokenBody)
if err != nil {
return nil, err
}
t := Token{
AccessToken: tr.AccessToken,
RefreshToken: tr.RefreshToken,
IdToken: tr.IdToken,
Expiry: time.Now().Add(time.Duration(tr.ExpireIn) * time.Second),
}
return &t, nil
}
func (p *Provider) userInfoRequest(ctx context.Context, token Token) {
}