100 lines
2.2 KiB
Go
100 lines
2.2 KiB
Go
package providers
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import (
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"context"
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"net/url"
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"github.com/oauth2-proxy/oauth2-proxy/pkg/apis/sessions"
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"github.com/oauth2-proxy/oauth2-proxy/pkg/logger"
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"github.com/oauth2-proxy/oauth2-proxy/pkg/requests"
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)
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type KeycloakProvider struct {
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*ProviderData
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Group string
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}
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var _ Provider = (*KeycloakProvider)(nil)
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const (
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keycloakProviderName = "Keycloak"
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keycloakDefaultScope = "api"
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)
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var (
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// Default Login URL for Keycloak.
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// Pre-parsed URL of https://keycloak.org/oauth/authorize.
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keycloakDefaultLoginURL = &url.URL{
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Scheme: "https",
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Host: "keycloak.org",
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Path: "/oauth/authorize",
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}
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// Default Redeem URL for Keycloak.
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// Pre-parsed URL of ttps://keycloak.org/oauth/token.
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keycloakDefaultRedeemURL = &url.URL{
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Scheme: "https",
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Host: "keycloak.org",
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Path: "/oauth/token",
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}
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// Default Validation URL for Keycloak.
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// Pre-parsed URL of https://keycloak.org/api/v3/user.
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keycloakDefaultValidateURL = &url.URL{
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Scheme: "https",
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Host: "keycloak.org",
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Path: "/api/v3/user",
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}
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)
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func NewKeycloakProvider(p *ProviderData) *KeycloakProvider {
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p.setProviderDefaults(providerDefaults{
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name: keycloakProviderName,
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loginURL: keycloakDefaultLoginURL,
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redeemURL: keycloakDefaultRedeemURL,
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profileURL: nil,
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validateURL: keycloakDefaultValidateURL,
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scope: keycloakDefaultScope,
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})
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return &KeycloakProvider{ProviderData: p}
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}
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func (p *KeycloakProvider) SetGroup(group string) {
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p.Group = group
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}
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func (p *KeycloakProvider) GetEmailAddress(ctx context.Context, s *sessions.SessionState) (string, error) {
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json, err := requests.New(p.ValidateURL.String()).
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WithContext(ctx).
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SetHeader("Authorization", "Bearer "+s.AccessToken).
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Do().
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UnmarshalJSON()
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if err != nil {
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logger.Printf("failed making request %s", err)
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return "", err
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}
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if p.Group != "" {
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var groups, err = json.Get("groups").Array()
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if err != nil {
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logger.Printf("groups not found %s", err)
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return "", err
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}
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var found = false
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for i := range groups {
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if groups[i].(string) == p.Group {
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found = true
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break
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}
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}
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if !found {
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logger.Printf("group not found, access denied")
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return "", nil
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}
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}
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return json.Get("email").String()
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}
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