/
additional_containers.go
70 lines (61 loc) · 2.21 KB
/
additional_containers.go
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package druid
import (
"fmt"
"github.com/datainfrahq/druid-operator/apis/druid/v1alpha1"
v1 "k8s.io/api/core/v1"
)
func addAdditionalContainers(m *v1alpha1.Druid, nodeSpec *v1alpha1.DruidNodeSpec, podSpec *v1.PodSpec) {
allAdditional := getAllAdditionalContainers(m, nodeSpec)
for _, additional := range allAdditional {
container := convertAdditionalContainer(&additional)
if additional.RunAsInit {
podSpec.InitContainers = append(podSpec.InitContainers, container)
} else {
podSpec.Containers = append(podSpec.Containers, container)
}
}
}
func getAllAdditionalContainers(m *v1alpha1.Druid, nodeSpec *v1alpha1.DruidNodeSpec) []v1alpha1.AdditionalContainer {
var allAdditional []v1alpha1.AdditionalContainer
if m.Spec.AdditionalContainer != nil {
allAdditional = append(allAdditional, m.Spec.AdditionalContainer...)
}
if nodeSpec.AdditionalContainer != nil {
allAdditional = append(allAdditional, nodeSpec.AdditionalContainer...)
}
return allAdditional
}
func convertAdditionalContainer(additional *v1alpha1.AdditionalContainer) v1.Container {
return v1.Container{
Image: additional.Image,
Name: additional.ContainerName,
Resources: additional.Resources,
VolumeMounts: additional.VolumeMounts,
Command: additional.Command,
Args: additional.Args,
ImagePullPolicy: additional.ImagePullPolicy,
SecurityContext: additional.ContainerSecurityContext,
Env: additional.Env,
EnvFrom: additional.EnvFrom,
}
}
func validateAdditionalContainersSpec(drd *v1alpha1.Druid) error {
for _, nodeSpec := range drd.Spec.Nodes {
if err := validateNodeAdditionalContainersSpec(drd, &nodeSpec); err != nil {
return err
}
}
return nil
}
func validateNodeAdditionalContainersSpec(drd *v1alpha1.Druid, nodeSpec *v1alpha1.DruidNodeSpec) error {
allAdditional := getAllAdditionalContainers(drd, nodeSpec)
var containerNames []string
for _, container := range allAdditional {
containerNames = append(containerNames, container.ContainerName)
}
if duplicate, containerName := hasDuplicateString(containerNames); duplicate {
return fmt.Errorf("node group %s has duplicate container name: %s",
nodeSpec.NodeType, containerName)
}
return nil
}