portainer/api/http/handler/kubernetes/ingresses.go

640 lines
20 KiB
Go

package kubernetes
import (
"net/http"
portainer "github.com/portainer/portainer/api"
"github.com/portainer/portainer/api/http/middlewares"
models "github.com/portainer/portainer/api/http/models/kubernetes"
"github.com/portainer/portainer/api/http/security"
httperror "github.com/portainer/portainer/pkg/libhttp/error"
"github.com/portainer/portainer/pkg/libhttp/request"
"github.com/portainer/portainer/pkg/libhttp/response"
)
// @id getKubernetesIngressControllers
// @summary Get a list of ingress controllers
// @description Get a list of ingress controllers for the given environment
// @description **Access policy**: authenticated
// @tags kubernetes
// @security ApiKeyAuth
// @security jwt
// @accept json
// @produce json
// @param id path int true "Environment (Endpoint) identifier"
// @param allowedOnly query boolean false "Only return allowed ingress controllers"
// @success 200 {object} models.K8sIngressControllers "Success"
// @failure 400 "Invalid request"
// @failure 500 "Server error"
// @router /kubernetes/{id}/ingresscontrollers [get]
func (handler *Handler) getKubernetesIngressControllers(w http.ResponseWriter, r *http.Request) *httperror.HandlerError {
endpointID, err := request.RetrieveNumericRouteVariableValue(r, "id")
if err != nil {
return httperror.BadRequest(
"Invalid environment identifier route variable",
err,
)
}
endpoint, err := handler.DataStore.Endpoint().Endpoint(portainer.EndpointID(endpointID))
if handler.DataStore.IsErrObjectNotFound(err) {
return httperror.NotFound(
"Unable to find an environment with the specified identifier inside the database",
err,
)
} else if err != nil {
return httperror.InternalServerError(
"Unable to find an environment with the specified identifier inside the database",
err,
)
}
allowedOnly, err := request.RetrieveBooleanQueryParameter(r, "allowedOnly", true)
if err != nil {
return httperror.BadRequest(
"Invalid allowedOnly boolean query parameter",
err,
)
}
cli, err := handler.KubernetesClientFactory.GetKubeClient(endpoint)
if err != nil {
return httperror.InternalServerError(
"Unable to create Kubernetes client",
err,
)
}
controllers, err := cli.GetIngressControllers()
if err != nil {
return httperror.InternalServerError(
"Failed to fetch ingressclasses",
err,
)
}
// Add none controller if "AllowNone" is set for endpoint.
if endpoint.Kubernetes.Configuration.AllowNoneIngressClass {
controllers = append(controllers, models.K8sIngressController{
Name: "none",
ClassName: "none",
Type: "custom",
})
}
existingClasses := endpoint.Kubernetes.Configuration.IngressClasses
var updatedClasses []portainer.KubernetesIngressClassConfig
for i := range controllers {
controllers[i].Availability = true
if controllers[i].ClassName != "none" {
controllers[i].New = true
}
var updatedClass portainer.KubernetesIngressClassConfig
updatedClass.Name = controllers[i].ClassName
updatedClass.Type = controllers[i].Type
// Check if the controller is already known.
for _, existingClass := range existingClasses {
if controllers[i].ClassName != existingClass.Name {
continue
}
controllers[i].New = false
controllers[i].Availability = !existingClass.GloballyBlocked
updatedClass.GloballyBlocked = existingClass.GloballyBlocked
updatedClass.BlockedNamespaces = existingClass.BlockedNamespaces
}
updatedClasses = append(updatedClasses, updatedClass)
}
endpoint.Kubernetes.Configuration.IngressClasses = updatedClasses
err = handler.DataStore.Endpoint().UpdateEndpoint(
portainer.EndpointID(endpointID),
endpoint,
)
if err != nil {
return httperror.InternalServerError(
"Unable to store found IngressClasses inside the database",
err,
)
}
// If the allowedOnly query parameter was set. We need to prune out
// disallowed controllers from the response.
if allowedOnly {
var allowedControllers models.K8sIngressControllers
for _, controller := range controllers {
if controller.Availability {
allowedControllers = append(allowedControllers, controller)
}
}
controllers = allowedControllers
}
return response.JSON(w, controllers)
}
// @id getKubernetesIngressControllersByNamespace
// @summary Get a list ingress controllers by namespace
// @description Get a list of ingress controllers for the given environment in the provided namespace
// @description **Access policy**: authenticated
// @tags kubernetes
// @security ApiKeyAuth
// @security jwt
// @accept json
// @produce json
// @param id path int true "Environment (Endpoint) identifier"
// @param namespace path string true "Namespace"
// @success 200 {object} models.K8sIngressControllers "Success"
// @failure 400 "Invalid request"
// @failure 500 "Server error"
// @router /kubernetes/{id}/namespaces/{namespace}/ingresscontrollers [get]
func (handler *Handler) getKubernetesIngressControllersByNamespace(w http.ResponseWriter, r *http.Request) *httperror.HandlerError {
endpointID, err := request.RetrieveNumericRouteVariableValue(r, "id")
if err != nil {
return httperror.BadRequest(
"Invalid environment identifier route variable",
err,
)
}
endpoint, err := handler.DataStore.Endpoint().Endpoint(portainer.EndpointID(endpointID))
if handler.DataStore.IsErrObjectNotFound(err) {
return httperror.NotFound(
"Unable to find an environment with the specified identifier inside the database",
err,
)
} else if err != nil {
return httperror.InternalServerError(
"Unable to find an environment with the specified identifier inside the database",
err,
)
}
namespace, err := request.RetrieveRouteVariableValue(r, "namespace")
if err != nil {
return httperror.BadRequest(
"Invalid namespace identifier route variable",
err,
)
}
cli, handlerErr := handler.getProxyKubeClient(r)
if handlerErr != nil {
return handlerErr
}
currentControllers, err := cli.GetIngressControllers()
if err != nil {
return httperror.InternalServerError(
"Failed to fetch ingressclasses",
err,
)
}
// Add none controller if "AllowNone" is set for endpoint.
if endpoint.Kubernetes.Configuration.AllowNoneIngressClass {
currentControllers = append(currentControllers, models.K8sIngressController{
Name: "none",
ClassName: "none",
Type: "custom",
})
}
kubernetesConfig := endpoint.Kubernetes.Configuration
existingClasses := kubernetesConfig.IngressClasses
ingressAvailabilityPerNamespace := kubernetesConfig.IngressAvailabilityPerNamespace
var updatedClasses []portainer.KubernetesIngressClassConfig
var controllers models.K8sIngressControllers
for i := range currentControllers {
var globallyblocked bool
currentControllers[i].Availability = true
if currentControllers[i].ClassName != "none" {
currentControllers[i].New = true
}
var updatedClass portainer.KubernetesIngressClassConfig
updatedClass.Name = currentControllers[i].ClassName
updatedClass.Type = currentControllers[i].Type
// Check if the controller is blocked globally or in the current
// namespace.
for _, existingClass := range existingClasses {
if currentControllers[i].ClassName != existingClass.Name {
continue
}
currentControllers[i].New = false
updatedClass.GloballyBlocked = existingClass.GloballyBlocked
updatedClass.BlockedNamespaces = existingClass.BlockedNamespaces
globallyblocked = existingClass.GloballyBlocked
// Check if the current namespace is blocked if ingressAvailabilityPerNamespace is set to true
if ingressAvailabilityPerNamespace {
for _, ns := range existingClass.BlockedNamespaces {
if namespace == ns {
currentControllers[i].Availability = false
}
}
}
}
if !globallyblocked {
controllers = append(controllers, currentControllers[i])
}
updatedClasses = append(updatedClasses, updatedClass)
}
// Update the database to match the list of found controllers.
// This includes pruning out controllers which no longer exist.
endpoint.Kubernetes.Configuration.IngressClasses = updatedClasses
err = handler.DataStore.Endpoint().UpdateEndpoint(
portainer.EndpointID(endpointID),
endpoint,
)
if err != nil {
return httperror.InternalServerError(
"Unable to store found IngressClasses inside the database",
err,
)
}
return response.JSON(w, controllers)
}
// @id updateKubernetesIngressControllers
// @summary Update (block/unblock) ingress controllers
// @description Update (block/unblock) ingress controllers
// @description **Access policy**: authenticated
// @tags kubernetes
// @security ApiKeyAuth
// @security jwt
// @accept json
// @produce json
// @param id path int true "Environment (Endpoint) identifier"
// @param body body []models.K8sIngressControllers true "Ingress controllers"
// @success 200 {string} string "Success"
// @failure 400 "Invalid request"
// @failure 500 "Server error"
// @router /kubernetes/{id}/ingresscontrollers [put]
func (handler *Handler) updateKubernetesIngressControllers(w http.ResponseWriter, r *http.Request) *httperror.HandlerError {
endpointID, err := request.RetrieveNumericRouteVariableValue(r, "id")
if err != nil {
return httperror.BadRequest(
"Invalid environment identifier route variable",
err,
)
}
endpoint, err := handler.DataStore.Endpoint().Endpoint(portainer.EndpointID(endpointID))
if handler.DataStore.IsErrObjectNotFound(err) {
return httperror.NotFound(
"Unable to find an environment with the specified identifier inside the database",
err,
)
} else if err != nil {
return httperror.InternalServerError(
"Unable to find an environment with the specified identifier inside the database",
err,
)
}
var payload models.K8sIngressControllers
err = request.DecodeAndValidateJSONPayload(r, &payload)
if err != nil {
return httperror.BadRequest(
"Invalid request payload",
err,
)
}
cli, err := handler.KubernetesClientFactory.GetKubeClient(endpoint)
if err != nil {
return httperror.InternalServerError(
"Unable to create Kubernetes client",
err,
)
}
existingClasses := endpoint.Kubernetes.Configuration.IngressClasses
controllers, err := cli.GetIngressControllers()
if err != nil {
return httperror.InternalServerError(
"Unable to get ingress controllers",
err,
)
}
// Add none controller if "AllowNone" is set for endpoint.
if endpoint.Kubernetes.Configuration.AllowNoneIngressClass {
controllers = append(controllers, models.K8sIngressController{
Name: "none",
ClassName: "none",
Type: "custom",
})
}
var updatedClasses []portainer.KubernetesIngressClassConfig
for i := range controllers {
controllers[i].Availability = true
controllers[i].New = true
var updatedClass portainer.KubernetesIngressClassConfig
updatedClass.Name = controllers[i].ClassName
updatedClass.Type = controllers[i].Type
// Check if the controller is already known.
for _, existingClass := range existingClasses {
if controllers[i].ClassName != existingClass.Name {
continue
}
controllers[i].New = false
controllers[i].Availability = !existingClass.GloballyBlocked
updatedClass.GloballyBlocked = existingClass.GloballyBlocked
updatedClass.BlockedNamespaces = existingClass.BlockedNamespaces
}
updatedClasses = append(updatedClasses, updatedClass)
}
for _, p := range payload {
for i := range controllers {
// Now set new payload data
if updatedClasses[i].Name == p.ClassName {
updatedClasses[i].GloballyBlocked = !p.Availability
}
}
}
endpoint.Kubernetes.Configuration.IngressClasses = updatedClasses
err = handler.DataStore.Endpoint().UpdateEndpoint(
portainer.EndpointID(endpointID),
endpoint,
)
if err != nil {
return httperror.InternalServerError(
"Unable to update the BlockedIngressClasses inside the database",
err,
)
}
return response.Empty(w)
}
// @id updateKubernetesIngressControllersByNamespace
// @summary Update (block/unblock) ingress controllers by namespace
// @description Update (block/unblock) ingress controllers by namespace for the provided environment
// @description **Access policy**: authenticated
// @tags kubernetes
// @security ApiKeyAuth
// @security jwt
// @accept json
// @produce json
// @param id path int true "Environment (Endpoint) identifier"
// @param namespace path string true "Namespace name"
// @param body body []models.K8sIngressControllers true "Ingress controllers"
// @success 200 {string} string "Success"
// @failure 400 "Invalid request"
// @failure 500 "Server error"
// @router /kubernetes/{id}/namespaces/{namespace}/ingresscontrollers [put]
func (handler *Handler) updateKubernetesIngressControllersByNamespace(w http.ResponseWriter, r *http.Request) *httperror.HandlerError {
endpoint, err := middlewares.FetchEndpoint(r)
if err != nil {
return httperror.NotFound("Unable to find an environment on request context", err)
}
namespace, err := request.RetrieveRouteVariableValue(r, "namespace")
if err != nil {
return httperror.BadRequest("Invalid namespace identifier route variable", err)
}
var payload models.K8sIngressControllers
err = request.DecodeAndValidateJSONPayload(r, &payload)
if err != nil {
return httperror.BadRequest("Invalid request payload", err)
}
existingClasses := endpoint.Kubernetes.Configuration.IngressClasses
var updatedClasses []portainer.KubernetesIngressClassConfig
PayloadLoop:
for _, p := range payload {
for _, existingClass := range existingClasses {
if p.ClassName != existingClass.Name {
continue
}
var updatedClass portainer.KubernetesIngressClassConfig
updatedClass.Name = existingClass.Name
updatedClass.Type = existingClass.Type
updatedClass.GloballyBlocked = existingClass.GloballyBlocked
// Handle "allow"
if p.Availability {
// remove the namespace from the list of blocked namespaces
// in the existingClass.
for _, blockedNS := range existingClass.BlockedNamespaces {
if blockedNS != namespace {
updatedClass.BlockedNamespaces = append(updatedClass.BlockedNamespaces, blockedNS)
}
}
updatedClasses = append(updatedClasses, updatedClass)
continue PayloadLoop
}
// Handle "disallow"
// If it's meant to be blocked we need to add the current
// namespace. First, check if it's already in the
// BlockedNamespaces and if not we append it.
updatedClass.BlockedNamespaces = existingClass.BlockedNamespaces
for _, ns := range updatedClass.BlockedNamespaces {
if namespace == ns {
updatedClasses = append(updatedClasses, updatedClass)
continue PayloadLoop
}
}
updatedClass.BlockedNamespaces = append(
updatedClass.BlockedNamespaces,
namespace,
)
updatedClasses = append(updatedClasses, updatedClass)
}
}
// At this point it's possible we had an existing class which was globally
// blocked and thus not included in the payload. As a result it is not yet
// part of updatedClasses, but we MUST include it or we would remove the
// global block.
for _, existingClass := range existingClasses {
var found bool
for _, updatedClass := range updatedClasses {
if existingClass.Name == updatedClass.Name {
found = true
}
}
if !found {
updatedClasses = append(updatedClasses, existingClass)
}
}
endpoint.Kubernetes.Configuration.IngressClasses = updatedClasses
err = handler.DataStore.Endpoint().UpdateEndpoint(endpoint.ID, endpoint)
if err != nil {
return httperror.InternalServerError("Unable to update the BlockedIngressClasses inside the database", err)
}
return response.Empty(w)
}
// @id getKubernetesIngresses
// @summary Get kubernetes ingresses by namespace
// @description Get kubernetes ingresses by namespace for the provided environment
// @description **Access policy**: authenticated
// @tags kubernetes
// @security ApiKeyAuth
// @security jwt
// @accept json
// @produce json
// @param id path int true "Environment (Endpoint) identifier"
// @param namespace path string true "Namespace name"
// @param body body []models.K8sIngressInfo true "Ingress details"
// @success 200 {string} string "Success"
// @failure 400 "Invalid request"
// @failure 500 "Server error"
// @router /kubernetes/{id}/namespaces/{namespace}/ingresses [get]
func (handler *Handler) getKubernetesIngresses(w http.ResponseWriter, r *http.Request) *httperror.HandlerError {
namespace, err := request.RetrieveRouteVariableValue(r, "namespace")
if err != nil {
return httperror.BadRequest("Invalid namespace identifier route variable", err)
}
cli, handlerErr := handler.getProxyKubeClient(r)
if handlerErr != nil {
return handlerErr
}
ingresses, err := cli.GetIngresses(namespace)
if err != nil {
return httperror.InternalServerError("Unable to retrieve ingresses", err)
}
return response.JSON(w, ingresses)
}
// @id createKubernetesIngress
// @summary Create a kubernetes ingress by namespace
// @description Create a kubernetes ingress by namespace for the provided environment
// @description **Access policy**: authenticated
// @tags kubernetes
// @security ApiKeyAuth
// @security jwt
// @accept json
// @produce json
// @param id path int true "Environment (Endpoint) identifier"
// @param namespace path string true "Namespace name"
// @param body body models.K8sIngressInfo true "Ingress details"
// @success 200 {string} string "Success"
// @failure 400 "Invalid request"
// @failure 500 "Server error"
// @router /kubernetes/{id}/namespaces/{namespace}/ingresses [post]
func (handler *Handler) createKubernetesIngress(w http.ResponseWriter, r *http.Request) *httperror.HandlerError {
namespace, err := request.RetrieveRouteVariableValue(r, "namespace")
if err != nil {
return httperror.BadRequest("Invalid namespace identifier route variable", err)
}
var payload models.K8sIngressInfo
err = request.DecodeAndValidateJSONPayload(r, &payload)
if err != nil {
return httperror.BadRequest("Invalid request payload", err)
}
owner := "admin"
tokenData, err := security.RetrieveTokenData(r)
if err == nil && tokenData != nil {
owner = tokenData.Username
}
cli, handlerErr := handler.getProxyKubeClient(r)
if handlerErr != nil {
return handlerErr
}
err = cli.CreateIngress(namespace, payload, owner)
if err != nil {
return httperror.InternalServerError("Unable to retrieve the ingress", err)
}
return response.Empty(w)
}
// @id deleteKubernetesIngresses
// @summary Delete kubernetes ingresses
// @description Delete kubernetes ingresses for the provided environment
// @description **Access policy**: authenticated
// @tags kubernetes
// @security ApiKeyAuth
// @security jwt
// @accept json
// @produce json
// @param id path int true "Environment (Endpoint) identifier"
// @param body body models.K8sIngressDeleteRequests true "Ingress details"
// @success 200 {string} string "Success"
// @failure 400 "Invalid request"
// @failure 500 "Server error"
// @router /kubernetes/{id}/ingresses/delete [post]
func (handler *Handler) deleteKubernetesIngresses(w http.ResponseWriter, r *http.Request) *httperror.HandlerError {
cli, handlerErr := handler.getProxyKubeClient(r)
if handlerErr != nil {
return handlerErr
}
var payload models.K8sIngressDeleteRequests
err := request.DecodeAndValidateJSONPayload(r, &payload)
if err != nil {
return httperror.BadRequest("Invalid request payload", err)
}
err = cli.DeleteIngresses(payload)
if err != nil {
return httperror.InternalServerError("Unable to delete ingresses", err)
}
return response.Empty(w)
}
// @id updateKubernetesIngress
// @summary Update kubernetes ingress rule
// @description Update kubernetes ingress rule for the provided environment
// @description **Access policy**: authenticated
// @tags kubernetes
// @security ApiKeyAuth
// @security jwt
// @accept json
// @produce json
// @param id path int true "Environment (Endpoint) identifier"
// @param namespace path string true "Namespace name"
// @param body body models.K8sIngressInfo true "Ingress details"
// @success 200 {string} string "Success"
// @failure 400 "Invalid request"
// @failure 500 "Server error"
// @router /kubernetes/{id}/namespaces/{namespace}/ingresses [put]
func (handler *Handler) updateKubernetesIngress(w http.ResponseWriter, r *http.Request) *httperror.HandlerError {
namespace, err := request.RetrieveRouteVariableValue(r, "namespace")
if err != nil {
return httperror.BadRequest("Invalid namespace identifier route variable", err)
}
var payload models.K8sIngressInfo
err = request.DecodeAndValidateJSONPayload(r, &payload)
if err != nil {
return httperror.BadRequest("Invalid request payload", err)
}
cli, handlerErr := handler.getProxyKubeClient(r)
if handlerErr != nil {
return handlerErr
}
err = cli.UpdateIngress(namespace, payload)
if err != nil {
return httperror.InternalServerError("Unable to update the ingress", err)
}
return response.Empty(w)
}