go-project-template/config/oauth.go
Finn 4ebe6c7752 add auth
and some other improvements
2024-07-24 22:13:23 -07:00

60 lines
1.2 KiB
Go

package config
import (
"context"
"fmt"
"net/url"
"time"
"github.com/coreos/go-oidc/v3/oidc"
"golang.org/x/oauth2"
)
type OAuth2 struct {
ClientID string
ClientSecret string
ProviderURL string
Scopes []string
provider *oidc.Provider
}
func (o *OAuth2) Load(ctx context.Context) error {
ctx, cancel := context.WithTimeout(ctx, time.Second*10)
defer cancel()
provider, err := oidc.NewProvider(ctx, o.ProviderURL)
if err != nil {
return err
}
hasOpenIDScope := false
for _, scope := range o.Scopes {
if scope == oidc.ScopeOpenID {
hasOpenIDScope = true
break
}
}
if !hasOpenIDScope {
o.Scopes = append(o.Scopes, oidc.ScopeOpenID)
}
o.provider = provider
return nil
}
func (o OAuth2) GetConfig(postAuthPath string) *oauth2.Config {
params := url.Values{}
params.Add("dest", postAuthPath)
return &oauth2.Config{
ClientID: o.ClientID,
ClientSecret: o.ClientSecret,
RedirectURL: fmt.Sprintf("%s/auth/finish", C.Web.BaseURL),
Endpoint: o.provider.Endpoint(),
Scopes: append([]string{oidc.ScopeOpenID}, o.Scopes...),
}
}
func (o OAuth2) UserInfo(ctx context.Context, tokenSource oauth2.TokenSource) (*oidc.UserInfo, error) {
return o.provider.UserInfo(ctx, tokenSource)
}