/
resources.go
55 lines (46 loc) · 1.54 KB
/
resources.go
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package configmap
import (
"fmt"
apiv1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"github.com/jetstack/navigator/pkg/apis/navigator/v1alpha1"
esutil "github.com/jetstack/navigator/pkg/controllers/elasticsearch/util"
"github.com/jetstack/navigator/pkg/util"
apiutil "github.com/jetstack/navigator/pkg/util/api"
)
const configTemplate = `
node.data: ${NODE_DATA}
node.master: ${NODE_MASTER}
node.ingest: ${NODE_INGEST}
node.name: ${POD_NAME}
network.host: 0.0.0.0
discovery:
zen:
ping.unicast.hosts: ${DISCOVERY_URL}
minimum_master_nodes: %d
xpack.security.enabled: false
`
func esConfigConfigMap(c *v1alpha1.ElasticsearchCluster, np *v1alpha1.ElasticsearchClusterNodePool) *apiv1.ConfigMap {
return &apiv1.ConfigMap{
ObjectMeta: metav1.ObjectMeta{
Name: esutil.ConfigMapName(c, np),
Namespace: c.Namespace,
OwnerReferences: []metav1.OwnerReference{esutil.NewControllerRef(c)},
Labels: esutil.ClusterLabels(c),
},
// TODO: move the environment variable names into a general purpose package
Data: map[string]string{
"elasticsearch.yml": generateConfig(c, np),
},
}
}
func generateConfig(c *v1alpha1.ElasticsearchCluster, np *v1alpha1.ElasticsearchClusterNodePool) string {
minimumMasters := c.Spec.MinimumMasters
if minimumMasters == nil {
// auto-manage minimum master count
totalMasters := apiutil.CountElasticsearchMasters(c.Spec.NodePools)
q := util.CalculateQuorum(totalMasters)
minimumMasters = &q
}
return fmt.Sprintf(configTemplate, *minimumMasters)
}