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users.go
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users.go
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package loggingcluster
import (
"errors"
"fmt"
corev1beta1 "github.com/rancher/opni/apis/core/v1beta1"
"github.com/rancher/opni/pkg/opensearch/certs"
opensearchtypes "github.com/rancher/opni/pkg/opensearch/opensearch/types"
opensearch "github.com/rancher/opni/pkg/opensearch/reconciler"
"github.com/rancher/opni/pkg/resources"
"github.com/rancher/opni/pkg/util/meta"
corev1 "k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/types"
"k8s.io/client-go/util/retry"
opensearchv1 "opensearch.opster.io/api/v1"
"sigs.k8s.io/controller-runtime/pkg/client"
"sigs.k8s.io/controller-runtime/pkg/controller/controllerutil"
"sigs.k8s.io/controller-runtime/pkg/reconcile"
)
var (
ErrorMissingUserSecret = errors.New("user secret not set")
indexUser = opensearchtypes.UserSpec{}
clusterReadRole = opensearchtypes.RoleSpec{
RoleName: "cluster_read",
ClusterPermissions: []string{
"cluster_composite_ops_ro",
},
IndexPermissions: []opensearchtypes.IndexPermissionSpec{
{
IndexPatterns: []string{
"logs*",
},
AllowedActions: []string{
"read",
"search",
},
},
},
}
)
func (r *Reconciler) ReconcileOpensearchUsers(opensearchCluster *opensearchv1.OpenSearchCluster) (retResult *reconcile.Result, retErr error) {
indexUser.Attributes = map[string]string{
"cluster": r.loggingCluster.Labels[corev1beta1.IDLabel],
}
clusterReadRole.RoleName = r.loggingCluster.Name
clusterReadRole.IndexPermissions[0].DocumentLevelSecurity = fmt.Sprintf(
`{"term":{"cluster_id": "%s"}}`,
r.loggingCluster.Labels[resources.OpniClusterID],
)
secret := &corev1.Secret{}
retErr = r.client.Get(r.ctx, types.NamespacedName{
Name: fmt.Sprintf(r.loggingCluster.Spec.IndexUserSecret.Name),
Namespace: r.loggingCluster.Namespace,
}, secret)
if retErr != nil {
return
}
indexUser.UserName = fmt.Sprintf(r.loggingCluster.Spec.IndexUserSecret.Name)
indexUser.Password = string(secret.Data["password"])
certMgr := certs.NewCertMgrOpensearchCertManager(
r.ctx,
certs.WithNamespace(opensearchCluster.Namespace),
certs.WithCluster(opensearchCluster.Name),
)
reconciler, retErr := opensearch.NewReconciler(
r.ctx,
opensearch.ReconcilerConfig{
CertReader: certMgr,
OpensearchServiceName: opensearchCluster.Spec.General.ServiceName,
},
)
if retErr != nil {
return
}
retErr = reconciler.MaybeCreateRole(clusterReadRole)
if retErr != nil {
return
}
retErr = reconciler.MaybeCreateUser(indexUser)
if retErr != nil {
return
}
retErr = reconciler.MaybeUpdateRolesMapping("cluster_index", indexUser.UserName)
return
}
func (r *Reconciler) deleteOpensearchObjects(cluster *opensearchv1.OpenSearchCluster) error {
// If the opensearch cluster exists delete the role and user
if cluster != nil {
certMgr := certs.NewCertMgrOpensearchCertManager(
r.ctx,
certs.WithNamespace(cluster.Namespace),
certs.WithCluster(cluster.Name),
)
osReconciler, err := opensearch.NewReconciler(
r.ctx,
opensearch.ReconcilerConfig{
CertReader: certMgr,
OpensearchServiceName: cluster.Spec.General.ServiceName,
},
)
if err != nil {
return err
}
err = osReconciler.MaybeDeleteRole(cluster.Name)
if err != nil {
return err
}
err = osReconciler.MaybeDeleteUser(r.loggingCluster.Spec.IndexUserSecret.Name)
if err != nil {
return err
}
}
return retry.RetryOnConflict(retry.DefaultRetry, func() error {
if err := r.client.Get(r.ctx, client.ObjectKeyFromObject(r.loggingCluster), r.loggingCluster); err != nil {
return err
}
controllerutil.RemoveFinalizer(r.loggingCluster, meta.OpensearchFinalizer)
return r.client.Update(r.ctx, r.loggingCluster)
})
}