Add MyUSA provider

This commit is contained in:
Mike Bland 2015-03-31 15:17:17 -04:00
parent 243dbb77fb
commit 59c3ba40f6
3 changed files with 191 additions and 0 deletions

55
providers/myusa.go Normal file
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@ -0,0 +1,55 @@
package providers
import (
"log"
"net/http"
"net/url"
"github.com/bitly/go-simplejson"
"github.com/bitly/google_auth_proxy/api"
)
type MyUsaProvider struct {
*ProviderData
}
func NewMyUsaProvider(p *ProviderData) *MyUsaProvider {
const myUsaHost string = "alpha.my.usa.gov"
p.ProviderName = "MyUSA"
if p.LoginUrl.String() == "" {
p.LoginUrl = &url.URL{Scheme: "https",
Host: myUsaHost,
Path: "/oauth/authorize"}
}
if p.RedeemUrl.String() == "" {
p.RedeemUrl = &url.URL{Scheme: "https",
Host: myUsaHost,
Path: "/oauth/token"}
}
if p.ProfileUrl.String() == "" {
p.ProfileUrl = &url.URL{Scheme: "https",
Host: myUsaHost,
Path: "/api/v1/profile"}
}
if p.Scope == "" {
p.Scope = "profile.email"
}
return &MyUsaProvider{ProviderData: p}
}
func (p *MyUsaProvider) GetEmailAddress(auth_response *simplejson.Json,
access_token string) (string, error) {
req, err := http.NewRequest("GET",
p.ProfileUrl.String()+"?access_token="+access_token, nil)
if err != nil {
log.Printf("failed building request %s", err)
return "", err
}
json, err := api.Request(req)
if err != nil {
log.Printf("failed making request %s", err)
return "", err
}
return json.Get("email").String()
}

134
providers/myusa_test.go Normal file
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@ -0,0 +1,134 @@
package providers
import (
"github.com/bitly/go-simplejson"
"github.com/bmizerany/assert"
"net/http"
"net/http/httptest"
"net/url"
"testing"
)
func updateUrl(url *url.URL, hostname string) {
url.Scheme = "http"
url.Host = hostname
}
func testMyUsaProvider(hostname string) *MyUsaProvider {
p := NewMyUsaProvider(
&ProviderData{
ProviderName: "",
LoginUrl: &url.URL{},
RedeemUrl: &url.URL{},
ProfileUrl: &url.URL{},
Scope: ""})
if hostname != "" {
updateUrl(p.Data().LoginUrl, hostname)
updateUrl(p.Data().RedeemUrl, hostname)
updateUrl(p.Data().ProfileUrl, hostname)
}
return p
}
func testMyUsaBackend(payload string) *httptest.Server {
path := "/api/v1/profile"
query := "access_token=imaginary_access_token"
return httptest.NewServer(http.HandlerFunc(
func(w http.ResponseWriter, r *http.Request) {
url := r.URL
if url.Path != path || url.RawQuery != query {
w.WriteHeader(404)
} else {
w.WriteHeader(200)
w.Write([]byte(payload))
}
}))
}
func TestMyUsaProviderDefaults(t *testing.T) {
p := testMyUsaProvider("")
assert.NotEqual(t, nil, p)
assert.Equal(t, "MyUSA", p.Data().ProviderName)
assert.Equal(t, "https://alpha.my.usa.gov/oauth/authorize",
p.Data().LoginUrl.String())
assert.Equal(t, "https://alpha.my.usa.gov/oauth/token",
p.Data().RedeemUrl.String())
assert.Equal(t, "https://alpha.my.usa.gov/api/v1/profile",
p.Data().ProfileUrl.String())
assert.Equal(t, "profile.email", p.Data().Scope)
}
func TestMyUsaProviderOverrides(t *testing.T) {
p := NewMyUsaProvider(
&ProviderData{
LoginUrl: &url.URL{
Scheme: "https",
Host: "example.com",
Path: "/oauth/auth"},
RedeemUrl: &url.URL{
Scheme: "https",
Host: "example.com",
Path: "/oauth/token"},
ProfileUrl: &url.URL{
Scheme: "https",
Host: "example.com",
Path: "/oauth/profile"},
Scope: "profile"})
assert.NotEqual(t, nil, p)
assert.Equal(t, "MyUSA", p.Data().ProviderName)
assert.Equal(t, "https://example.com/oauth/auth",
p.Data().LoginUrl.String())
assert.Equal(t, "https://example.com/oauth/token",
p.Data().RedeemUrl.String())
assert.Equal(t, "https://example.com/oauth/profile",
p.Data().ProfileUrl.String())
assert.Equal(t, "profile", p.Data().Scope)
}
func TestMyUsaProviderGetEmailAddress(t *testing.T) {
b := testMyUsaBackend("{\"email\": \"michael.bland@gsa.gov\"}")
defer b.Close()
b_url, _ := url.Parse(b.URL)
p := testMyUsaProvider(b_url.Host)
unused_auth_response := simplejson.New()
email, err := p.GetEmailAddress(unused_auth_response,
"imaginary_access_token")
assert.Equal(t, nil, err)
assert.Equal(t, "michael.bland@gsa.gov", email)
}
// Note that trying to trigger the "failed building request" case is not
// practical, since the only way it can fail is if the URL fails to parse.
func TestMyUsaProviderGetEmailAddressFailedRequest(t *testing.T) {
b := testMyUsaBackend("unused payload")
defer b.Close()
b_url, _ := url.Parse(b.URL)
p := testMyUsaProvider(b_url.Host)
unused_auth_response := simplejson.New()
// We'll trigger a request failure by using an unexpected access
// token. Alternatively, we could allow the parsing of the payload as
// JSON to fail.
email, err := p.GetEmailAddress(unused_auth_response,
"unexpected_access_token")
assert.NotEqual(t, nil, err)
assert.Equal(t, "", email)
}
func TestMyUsaProviderGetEmailAddressEmailNotPresentInPayload(t *testing.T) {
b := testMyUsaBackend("{\"foo\": \"bar\"}")
defer b.Close()
b_url, _ := url.Parse(b.URL)
p := testMyUsaProvider(b_url.Host)
unused_auth_response := simplejson.New()
email, err := p.GetEmailAddress(unused_auth_response,
"imaginary_access_token")
assert.NotEqual(t, nil, err)
assert.Equal(t, "", email)
}

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@ -12,6 +12,8 @@ type Provider interface {
func New(provider string, p *ProviderData) Provider {
switch provider {
case "myusa":
return NewMyUsaProvider(p)
default:
return NewGoogleProvider(p)
}