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feat(auth): add oidc support by oauth2-proxy and refactor with operat…
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,229 @@ | ||
| package common | ||
|
|
||
| import ( | ||
| "context" | ||
| "crypto/sha256" | ||
| "encoding/base64" | ||
| "encoding/hex" | ||
| "net/url" | ||
| "strconv" | ||
| "strings" | ||
|
|
||
| hdfsv1alpha1 "github.com/zncdatadev/hdfs-operator/api/v1alpha1" | ||
| authv1alpha1 "github.com/zncdatadev/operator-go/pkg/apis/authentication/v1alpha1" | ||
| "github.com/zncdatadev/operator-go/pkg/util" | ||
| corev1 "k8s.io/api/core/v1" | ||
| "k8s.io/apimachinery/pkg/api/resource" | ||
| ctrl "sigs.k8s.io/controller-runtime" | ||
| "sigs.k8s.io/controller-runtime/pkg/client" | ||
| ctrlclient "sigs.k8s.io/controller-runtime/pkg/client" | ||
| ) | ||
|
|
||
| var ( | ||
| oidcLogger = ctrl.Log.WithName("oidc") | ||
| ) | ||
|
|
||
| func MakeOidcContainer( | ||
| ctx context.Context, | ||
| client ctrlclient.Client, | ||
| instance *hdfsv1alpha1.HdfsCluster, | ||
| port int32, | ||
| ) (*corev1.Container, error) { | ||
| authClass := &authv1alpha1.AuthenticationClass{} | ||
| if err := client.Get(ctx, ctrlclient.ObjectKey{Namespace: instance.Namespace, Name: instance.Spec.ClusterConfigSpec.Authentication.AuthenticationClass}, authClass); err != nil { | ||
| if ctrlclient.IgnoreNotFound(err) != nil { | ||
| return nil, err | ||
| } | ||
| return nil, nil | ||
| } | ||
|
|
||
| if authClass.Spec.AuthenticationProvider.OIDC == nil || instance.Spec.ClusterConfigSpec.Authentication.Oidc == nil { | ||
| oidcLogger.Info("OIDC provider is not configured", "OidcProvider", authClass.Spec.AuthenticationProvider.OIDC, "OidcCredential", instance.Spec.ClusterConfigSpec.Authentication.Oidc) | ||
| return nil, nil | ||
| } | ||
|
|
||
| oidc := NewOidcContainerBuilder( | ||
| client, | ||
| instance, | ||
| authClass.Spec.AuthenticationProvider.OIDC, | ||
| instance.Spec.ClusterConfigSpec.Authentication.Oidc, | ||
| port, | ||
| ) | ||
| obj := oidc.Build(oidc) | ||
| return &obj, nil | ||
| } | ||
|
|
||
| type OidcContainerBuilder struct { | ||
| ContainerBuilder | ||
| client client.Client | ||
| instanceUid string | ||
| port int32 | ||
| oidcProvider *authv1alpha1.OIDCProvider | ||
| oidc *hdfsv1alpha1.OidcSpec | ||
| } | ||
|
|
||
| func NewOidcContainerBuilder( | ||
| client client.Client, | ||
| instance *hdfsv1alpha1.HdfsCluster, | ||
| oidcProvider *authv1alpha1.OIDCProvider, | ||
| oidc *hdfsv1alpha1.OidcSpec, | ||
| port int32, | ||
| ) *OidcContainerBuilder { | ||
| imageSpec := instance.Spec.Image | ||
| image := hdfsv1alpha1.TransformImage(imageSpec) | ||
| return &OidcContainerBuilder{ | ||
| ContainerBuilder: *NewContainerBuilder(image.String(), image.GetPullPolicy(), corev1.ResourceRequirements{ | ||
| Limits: corev1.ResourceList{ | ||
| corev1.ResourceCPU: resource.MustParse("500m"), | ||
| corev1.ResourceMemory: resource.MustParse("512Mi"), | ||
| }, | ||
| }), | ||
| client: client, | ||
| instanceUid: string(instance.UID), | ||
| port: port, | ||
| oidcProvider: oidcProvider, | ||
| oidc: oidc, | ||
| } | ||
| } | ||
|
|
||
| func (o *OidcContainerBuilder) ContainerName() string { | ||
| return "oidc" | ||
| } | ||
|
|
||
| func (o *OidcContainerBuilder) ContainerPorts() []corev1.ContainerPort { | ||
| return []corev1.ContainerPort{ | ||
| { | ||
| Name: "oidc", | ||
| ContainerPort: 4180, | ||
| }, | ||
| } | ||
| } | ||
|
|
||
| func (o *OidcContainerBuilder) ContainerEnv() []corev1.EnvVar { | ||
|
|
||
| oidcProvider := o.oidcProvider | ||
|
|
||
| scopes := []string{"openid", "email", "profile"} | ||
|
|
||
| if o.oidc.ExtraScopes != nil { | ||
| scopes = append(scopes, o.oidc.ExtraScopes...) | ||
| } | ||
|
|
||
| issuer := url.URL{ | ||
| Scheme: "http", | ||
| Host: oidcProvider.Hostname, | ||
| Path: oidcProvider.RootPath, | ||
| } | ||
|
|
||
| if oidcProvider.Port != 0 && oidcProvider.Port != 80 { | ||
| issuer.Host += ":" + strconv.Itoa(oidcProvider.Port) | ||
| } | ||
|
|
||
| provisioner := oidcProvider.Provisioner | ||
| // TODO: fix support keycloak-oidc | ||
| if provisioner == "keycloak" { | ||
| provisioner = "keycloak-oidc" | ||
| } | ||
|
|
||
| clientCredentialsSecretName := o.oidc.ClientCredentialsSecret | ||
|
|
||
| hash := sha256.Sum256([]byte(o.instanceUid)) | ||
| hashStr := hex.EncodeToString(hash[:]) | ||
| tokenBytes := []byte(hashStr[:16]) | ||
|
|
||
| cookieSecret := base64.StdEncoding.EncodeToString([]byte(base64.StdEncoding.EncodeToString(tokenBytes))) | ||
|
|
||
| return []corev1.EnvVar{ | ||
| { | ||
| Name: "OAUTH2_PROXY_COOKIE_SECRET", | ||
| Value: cookieSecret, | ||
| }, | ||
| { | ||
| Name: "OAUTH2_PROXY_CLIENT_ID", | ||
| ValueFrom: &corev1.EnvVarSource{ | ||
| SecretKeyRef: &corev1.SecretKeySelector{ | ||
| LocalObjectReference: corev1.LocalObjectReference{ | ||
| Name: clientCredentialsSecretName, | ||
| }, | ||
| Key: "CLIENT_ID", | ||
| }, | ||
| }, | ||
| }, | ||
| { | ||
| Name: "OAUTH2_PROXY_CLIENT_SECRET", | ||
| ValueFrom: &corev1.EnvVarSource{ | ||
| SecretKeyRef: &corev1.SecretKeySelector{ | ||
| LocalObjectReference: corev1.LocalObjectReference{ | ||
| Name: clientCredentialsSecretName, | ||
| }, | ||
| Key: "CLIENT_SECRET", | ||
| }, | ||
| }, | ||
| }, | ||
| { | ||
| Name: "POD_IP", | ||
| ValueFrom: &corev1.EnvVarSource{ | ||
| FieldRef: &corev1.ObjectFieldSelector{ | ||
| FieldPath: "status.podIP", | ||
| }, | ||
| }, | ||
| }, | ||
| { | ||
| Name: "OAUTH2_PROXY_OIDC_ISSUER_URL", | ||
| Value: issuer.String(), | ||
| }, | ||
| { | ||
| Name: "OAUTH2_PROXY_SCOPE", | ||
| Value: strings.Join(scopes, " "), | ||
| }, | ||
| { | ||
| Name: "OAUTH2_PROXY_PROVIDER", | ||
| Value: provisioner, | ||
| }, | ||
| { | ||
| Name: "UPSTREAM", | ||
| Value: "http://$(POD_IP):" + strconv.Itoa(int(o.port)), | ||
| }, | ||
| { | ||
| Name: "OAUTH2_PROXY_HTTP_ADDRESS", | ||
| Value: "0.0.0.0:4180", | ||
| }, | ||
| { | ||
| Name: "OAUTH2_PROXY_REDIRECT_URL", | ||
| Value: "http://localhost:4180/oauth2/callback", | ||
| }, | ||
| { | ||
| Name: "OAUTH2_PROXY_CODE_CHALLENGE_METHOD", | ||
| Value: "S256", | ||
| }, | ||
| { | ||
| Name: "OAUTH2_PROXY_EMAIL_DOMAINS", | ||
| Value: "*", | ||
| }, | ||
| } | ||
|
|
||
| } | ||
|
|
||
| func (o *OidcContainerBuilder) Command() []string { | ||
| script := ` | ||
| set -ex | ||
| ARCH=$(uname -m) | ||
| ARCH="${ARCH/x86_64/amd64}" | ||
| ARCH="${ARCH/aarch64/arm64}" | ||
| mkdir /kubedoop/oauth2-proxy | ||
| cd /kubedoop/oauth2-proxy | ||
| curl -sSfL \ | ||
| https://github.com/oauth2-proxy/oauth2-proxy/releases/download/v7.6.0/oauth2-proxy-v7.6.0.linux-${ARCH}.tar.gz \ | ||
| | tar xzf - --strip-components=1 | ||
| /kubedoop/oauth2-proxy/oauth2-proxy \ | ||
| --upstream=${UPSTREAM} | ||
| ` | ||
| return []string{ | ||
| "bash", | ||
| "-c", | ||
| util.IndentTab4Spaces(script), | ||
| } | ||
| } |
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