feat(provider): add fission_mq_trigger, fission_cron_trigger, fission_iot_device + weather-demo example

This commit is contained in:
“Naeel”
2026-05-11 09:37:20 +04:00
parent fe8f6a871b
commit fbd565651a
12 changed files with 1203 additions and 0 deletions
@@ -4,7 +4,10 @@ import (
"context"
"fmt"
appsv1 "k8s.io/api/apps/v1"
corev1 "k8s.io/api/core/v1"
apierrors "k8s.io/apimachinery/pkg/api/errors"
k8sresource "k8s.io/apimachinery/pkg/api/resource"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
"k8s.io/apimachinery/pkg/runtime/schema"
@@ -38,6 +41,28 @@ var httpTriggerGVR = schema.GroupVersionResource{
Resource: "httptriggers",
}
var timeTriggerGVR = schema.GroupVersionResource{
Group: "fission.io",
Version: "v1",
Resource: "timetriggers",
}
var iotDeviceGVR = schema.GroupVersionResource{
Group: "iot.kube5s.ru",
Version: "v1alpha1",
Resource: "iotdevices",
}
const (
sqsConsumerImage = "naeel/sqs-consumer:v1.0"
sqsDefaultEndpoint = "http://shared-sqs.shared-sqs.svc.cluster.local:4100"
fissionRouterBase = "http://router.fission.svc.cluster.local"
mqManagedByLabel = "app.kubernetes.io/managed-by"
mqManagedByVal = "fission-terraform"
mqComponentLabel = "component"
mqComponentVal = "mq-trigger"
)
// Client хранит клиентов Kubernetes API для работы с CRD Fission.
type Client struct {
DynClient dynamic.Interface
@@ -253,3 +278,242 @@ func (c *Client) DeleteHTTPTrigger(ctx context.Context, namespace, name string)
return nil
}
// ── MQ Trigger (K8s Deployment + Secret) ────────────────────────────
func mqSecretName(name string) string { return "sqs-mq-" + name }
func mqDeployName(name string) string { return "mq-" + name }
// MQTriggerInfo — данные MQ trigger, считанные из K8s.
type MQTriggerInfo struct {
Function string
Queue string
SQSEndpoint string
DeployUID string
}
// CreateMQTrigger создаёт Secret + Deployment для SQS consumer.
func (c *Client) CreateMQTrigger(ctx context.Context, name, ns, functionName, queue, sqsEndpoint, accessKey, secretKey string) (*MQTriggerInfo, error) {
if sqsEndpoint == "" {
sqsEndpoint = sqsDefaultEndpoint
}
functionURL := fissionRouterBase + "/" + functionName
secretName := mqSecretName(name)
deployName := mqDeployName(name)
labels := map[string]string{
mqManagedByLabel: mqManagedByVal,
mqComponentLabel: mqComponentVal,
"mq-trigger-name": name,
}
secret := &corev1.Secret{
ObjectMeta: metav1.ObjectMeta{Name: secretName, Namespace: ns, Labels: labels},
StringData: map[string]string{
"SQS_ACCESS_KEY": accessKey,
"SQS_SECRET_KEY": secretKey,
"SQS_ENDPOINT": sqsEndpoint,
},
}
if _, err := c.K8sClient.CoreV1().Secrets(ns).Create(ctx, secret, metav1.CreateOptions{}); err != nil {
return nil, fmt.Errorf("create mq secret %q: %w", secretName, err)
}
replicas := int32(1)
deploy := &appsv1.Deployment{
ObjectMeta: metav1.ObjectMeta{
Name: deployName,
Namespace: ns,
Labels: labels,
Annotations: map[string]string{
"fission-terraform/mq-trigger-name": name,
"fission-terraform/function": functionName,
"fission-terraform/queue": queue,
"fission-terraform/sqs-endpoint": sqsEndpoint,
},
},
Spec: appsv1.DeploymentSpec{
Replicas: &replicas,
Selector: &metav1.LabelSelector{MatchLabels: map[string]string{"mq-trigger-name": name}},
Template: corev1.PodTemplateSpec{
ObjectMeta: metav1.ObjectMeta{Labels: map[string]string{
"mq-trigger-name": name,
mqComponentLabel: mqComponentVal,
}},
Spec: corev1.PodSpec{
Containers: []corev1.Container{{
Name: "sqs-consumer",
Image: sqsConsumerImage,
ImagePullPolicy: corev1.PullAlways,
Env: []corev1.EnvVar{
{Name: "SQS_QUEUE_NAME", Value: queue},
{Name: "SQS_REGION", Value: "us-east-1"},
{Name: "FUNCTION_URL", Value: functionURL},
{Name: "POLL_INTERVAL", Value: "5"},
{Name: "MAX_MESSAGES", Value: "1"},
{Name: "MAX_RETRIES", Value: "3"},
},
EnvFrom: []corev1.EnvFromSource{{
SecretRef: &corev1.SecretEnvSource{
LocalObjectReference: corev1.LocalObjectReference{Name: secretName},
},
}},
Resources: corev1.ResourceRequirements{
Limits: corev1.ResourceList{
corev1.ResourceCPU: k8sresource.MustParse("50m"),
corev1.ResourceMemory: k8sresource.MustParse("32Mi"),
},
Requests: corev1.ResourceList{
corev1.ResourceCPU: k8sresource.MustParse("10m"),
corev1.ResourceMemory: k8sresource.MustParse("16Mi"),
},
},
}},
},
},
},
}
created, err := c.K8sClient.AppsV1().Deployments(ns).Create(ctx, deploy, metav1.CreateOptions{})
if err != nil {
_ = c.K8sClient.CoreV1().Secrets(ns).Delete(ctx, secretName, metav1.DeleteOptions{})
return nil, fmt.Errorf("create mq deployment %q: %w", deployName, err)
}
return &MQTriggerInfo{
Function: functionName,
Queue: queue,
SQSEndpoint: sqsEndpoint,
DeployUID: string(created.UID),
}, nil
}
// GetMQTrigger возвращает информацию о MQ trigger по аннотациям Deployment.
func (c *Client) GetMQTrigger(ctx context.Context, ns, name string) (*MQTriggerInfo, error) {
deploy, err := c.K8sClient.AppsV1().Deployments(ns).Get(ctx, mqDeployName(name), metav1.GetOptions{})
if err != nil {
return nil, fmt.Errorf("get mq deployment %q: %w", name, err)
}
ann := deploy.Annotations
return &MQTriggerInfo{
Function: ann["fission-terraform/function"],
Queue: ann["fission-terraform/queue"],
SQSEndpoint: ann["fission-terraform/sqs-endpoint"],
DeployUID: string(deploy.UID),
}, nil
}
// DeleteMQTrigger удаляет Deployment + Secret MQ trigger.
func (c *Client) DeleteMQTrigger(ctx context.Context, ns, name string) error {
dErr := c.K8sClient.AppsV1().Deployments(ns).Delete(ctx, mqDeployName(name), metav1.DeleteOptions{})
sErr := c.K8sClient.CoreV1().Secrets(ns).Delete(ctx, mqSecretName(name), metav1.DeleteOptions{})
if dErr != nil && !apierrors.IsNotFound(dErr) {
return fmt.Errorf("delete mq deployment %q: %w", name, dErr)
}
if sErr != nil && !apierrors.IsNotFound(sErr) {
return fmt.Errorf("delete mq secret %q: %w", name, sErr)
}
return nil
}
// ── TimeTrigger (Fission CRD) ────────────────────────────────────────
// CreateTimeTrigger создаёт объект TimeTrigger (CRON) в заданном namespace.
func (c *Client) CreateTimeTrigger(ctx context.Context, tt *unstructured.Unstructured) (*unstructured.Unstructured, error) {
created, err := c.DynClient.Resource(timeTriggerGVR).Namespace(tt.GetNamespace()).Create(ctx, tt, metav1.CreateOptions{})
if err != nil {
return nil, fmt.Errorf("create time trigger %q: %w", tt.GetName(), err)
}
return created, nil
}
// GetTimeTrigger возвращает объект TimeTrigger по имени.
func (c *Client) GetTimeTrigger(ctx context.Context, namespace, name string) (*unstructured.Unstructured, error) {
tt, err := c.DynClient.Resource(timeTriggerGVR).Namespace(namespace).Get(ctx, name, metav1.GetOptions{})
if err != nil {
return nil, fmt.Errorf("get time trigger %q: %w", name, err)
}
return tt, nil
}
// UpdateTimeTrigger обновляет объект TimeTrigger.
func (c *Client) UpdateTimeTrigger(ctx context.Context, tt *unstructured.Unstructured) (*unstructured.Unstructured, error) {
updated, err := c.DynClient.Resource(timeTriggerGVR).Namespace(tt.GetNamespace()).Update(ctx, tt, metav1.UpdateOptions{})
if err != nil {
return nil, fmt.Errorf("update time trigger %q: %w", tt.GetName(), err)
}
return updated, nil
}
// DeleteTimeTrigger удаляет объект TimeTrigger по имени.
func (c *Client) DeleteTimeTrigger(ctx context.Context, namespace, name string) error {
if err := c.DynClient.Resource(timeTriggerGVR).Namespace(namespace).Delete(ctx, name, metav1.DeleteOptions{}); err != nil {
return fmt.Errorf("delete time trigger %q: %w", name, err)
}
return nil
}
// ── IoTDevice (CRD iot.kube5s.ru/v1alpha1) ──────────────────────────
// IoTDeviceInfo — данные IoTDevice из статуса CRD.
type IoTDeviceInfo struct {
Phase string
MQTTUsername string
SecretName string
TopicPrefix string
}
// CreateIoTDevice создаёт объект IoTDevice.
func (c *Client) CreateIoTDevice(ctx context.Context, name, namespace, deviceID string, metadata map[string]string) (*IoTDeviceInfo, error) {
obj := &unstructured.Unstructured{
Object: map[string]any{
"apiVersion": "iot.kube5s.ru/v1alpha1",
"kind": "IoTDevice",
"metadata": map[string]any{
"name": name,
"namespace": namespace,
},
"spec": map[string]any{
"deviceId": deviceID,
"enabled": true,
"metadata": metadata,
},
},
}
created, err := c.DynClient.Resource(iotDeviceGVR).Namespace(namespace).Create(ctx, obj, metav1.CreateOptions{})
if err != nil {
return nil, fmt.Errorf("create iot device %q: %w", name, err)
}
return extractIoTDeviceInfo(created), nil
}
// GetIoTDevice возвращает IoTDevice по имени.
func (c *Client) GetIoTDevice(ctx context.Context, namespace, name string) (*IoTDeviceInfo, error) {
obj, err := c.DynClient.Resource(iotDeviceGVR).Namespace(namespace).Get(ctx, name, metav1.GetOptions{})
if err != nil {
return nil, fmt.Errorf("get iot device %q: %w", name, err)
}
return extractIoTDeviceInfo(obj), nil
}
// DeleteIoTDevice удаляет IoTDevice по имени.
func (c *Client) DeleteIoTDevice(ctx context.Context, namespace, name string) error {
if err := c.DynClient.Resource(iotDeviceGVR).Namespace(namespace).Delete(ctx, name, metav1.DeleteOptions{}); err != nil {
return fmt.Errorf("delete iot device %q: %w", name, err)
}
return nil
}
func extractIoTDeviceInfo(obj *unstructured.Unstructured) *IoTDeviceInfo {
status, _, _ := unstructured.NestedMap(obj.Object, "status")
phase, _ := status["phase"].(string)
mqttUsername, _ := status["mqttUsername"].(string)
secretName, _ := status["secretName"].(string)
topicPrefix, _ := status["topicPrefix"].(string)
return &IoTDeviceInfo{
Phase: phase,
MQTTUsername: mqttUsername,
SecretName: secretName,
TopicPrefix: topicPrefix,
}
}