255 lines
7.3 KiB
Go
255 lines
7.3 KiB
Go
/*
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Copyright 2016 The Fission Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package controller
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import (
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"encoding/json"
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"fmt"
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"io"
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"net/http"
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"github.com/dustin/go-humanize"
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restfulspec "github.com/emicklei/go-restful-openapi/v2"
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restful "github.com/emicklei/go-restful/v3"
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"github.com/go-openapi/spec"
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"github.com/gorilla/mux"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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fv1 "github.com/fission/fission/pkg/apis/core/v1"
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ferror "github.com/fission/fission/pkg/error"
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)
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func RegisterPackageRoute(ws *restful.WebService) {
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tags := []string{"Package"}
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specTag = append(specTag, spec.Tag{TagProps: spec.TagProps{Name: "Package", Description: "Package Operation"}})
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ws.Route(
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ws.GET("/v2/packages").
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Doc("List all packages").
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Metadata(restfulspec.KeyOpenAPITags, tags).
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To(func(req *restful.Request, resp *restful.Response) {
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resp.ResponseWriter.WriteHeader(http.StatusOK)
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}).
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Param(ws.QueryParameter("namespace", "Namespace of package").DataType("string").DefaultValue(metav1.NamespaceAll).Required(false)).
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Produces(restful.MIME_JSON).
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Writes([]fv1.Package{}).
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Returns(http.StatusOK, "List of packages", []fv1.Package{}))
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ws.Route(
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ws.POST("/v2/packages").
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Doc("Create package").
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Metadata(restfulspec.KeyOpenAPITags, tags).
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To(func(req *restful.Request, resp *restful.Response) {
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resp.ResponseWriter.WriteHeader(http.StatusOK)
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}).
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Produces(restful.MIME_JSON).
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Reads(fv1.Package{}).
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Writes(metav1.ObjectMeta{}).
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Returns(http.StatusCreated, "ObjectMeta of created package", metav1.ObjectMeta{}))
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ws.Route(
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ws.GET("/v2/packages/{package}").
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Doc("Get detail of package").
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Metadata(restfulspec.KeyOpenAPITags, tags).
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To(func(req *restful.Request, resp *restful.Response) {
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resp.ResponseWriter.WriteHeader(http.StatusOK)
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}).
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Param(ws.PathParameter("package", "Package name").DataType("string").DefaultValue("").Required(true)).
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Param(ws.QueryParameter("namespace", "Namespace of package").DataType("string").DefaultValue(metav1.NamespaceAll).Required(false)).
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Produces(restful.MIME_JSON).
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Writes(fv1.Package{}). // on the response
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Returns(http.StatusOK, "A package", fv1.Package{}))
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ws.Route(
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ws.PUT("/v2/packages/{package}").
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Doc("Update package").
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Metadata(restfulspec.KeyOpenAPITags, tags).
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To(func(req *restful.Request, resp *restful.Response) {
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resp.ResponseWriter.WriteHeader(http.StatusOK)
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}).
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Param(ws.PathParameter("package", "Package name").DataType("string").DefaultValue("").Required(true)).
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Produces(restful.MIME_JSON).
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Reads(fv1.Package{}).
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Writes(metav1.ObjectMeta{}). // on the response
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Returns(http.StatusOK, "ObjectMeta of updated package", metav1.ObjectMeta{}))
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ws.Route(
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ws.DELETE("/v2/packages/{package}").
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Doc("Delete package").
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Metadata(restfulspec.KeyOpenAPITags, tags).
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To(func(req *restful.Request, resp *restful.Response) {
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resp.ResponseWriter.WriteHeader(http.StatusOK)
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}).
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Param(ws.PathParameter("package", "Package name").DataType("string").DefaultValue("").Required(true)).
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Param(ws.QueryParameter("namespace", "Namespace of package").DataType("string").DefaultValue(metav1.NamespaceAll).Required(false)).
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Produces(restful.MIME_JSON).
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Returns(http.StatusOK, "Only HTTP status returned", nil))
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}
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func (a *API) PackageApiList(w http.ResponseWriter, r *http.Request) {
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ns := a.extractQueryParamFromRequest(r, "namespace")
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if len(ns) == 0 {
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ns = metav1.NamespaceAll
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}
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funcs, err := a.fissionClient.CoreV1().Packages(ns).List(r.Context(), metav1.ListOptions{})
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if err != nil {
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a.respondWithError(w, err)
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return
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}
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resp, err := json.Marshal(funcs.Items)
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if err != nil {
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a.respondWithError(w, err)
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return
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}
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a.respondWithSuccess(w, resp)
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}
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func (a *API) PackageApiCreate(w http.ResponseWriter, r *http.Request) {
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body, err := io.ReadAll(r.Body)
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if err != nil {
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a.respondWithError(w, err)
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return
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}
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var f fv1.Package
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err = json.Unmarshal(body, &f)
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if err != nil {
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a.respondWithError(w, err)
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return
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}
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// Ensure size limits
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if len(f.Spec.Source.Literal) > int(fv1.ArchiveLiteralSizeLimit) {
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err := ferror.MakeError(ferror.ErrorInvalidArgument,
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fmt.Sprintf("Package literal larger than %s", humanize.Bytes(uint64(fv1.ArchiveLiteralSizeLimit))))
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a.respondWithError(w, err)
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return
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}
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if len(f.Spec.Deployment.Literal) > int(fv1.ArchiveLiteralSizeLimit) {
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err := ferror.MakeError(ferror.ErrorInvalidArgument,
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fmt.Sprintf("Package literal larger than %s", humanize.Bytes(uint64(fv1.ArchiveLiteralSizeLimit))))
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a.respondWithError(w, err)
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return
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}
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// check if namespace exists, if not create it.
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err = a.createNsIfNotExists(r.Context(), f.ObjectMeta.Namespace)
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if err != nil {
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a.respondWithError(w, err)
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return
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}
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fnew, err := a.fissionClient.CoreV1().Packages(f.ObjectMeta.Namespace).Create(r.Context(), &f, metav1.CreateOptions{})
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if err != nil {
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a.respondWithError(w, err)
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return
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}
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resp, err := json.Marshal(fnew.ObjectMeta)
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if err != nil {
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a.respondWithError(w, err)
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return
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}
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w.WriteHeader(http.StatusCreated)
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a.respondWithSuccess(w, resp)
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}
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func (a *API) PackageApiGet(w http.ResponseWriter, r *http.Request) {
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vars := mux.Vars(r)
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name := vars["package"]
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ns := a.extractQueryParamFromRequest(r, "namespace")
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if len(ns) == 0 {
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ns = metav1.NamespaceDefault
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}
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raw := r.FormValue("raw") // just the deployment pkg
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f, err := a.fissionClient.CoreV1().Packages(ns).Get(r.Context(), name, metav1.GetOptions{})
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if err != nil {
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a.respondWithError(w, err)
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return
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}
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var resp []byte
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if raw != "" {
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resp = f.Spec.Deployment.Literal
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} else {
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resp, err = json.Marshal(f)
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if err != nil {
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a.respondWithError(w, err)
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return
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}
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}
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a.respondWithSuccess(w, resp)
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}
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func (a *API) PackageApiUpdate(w http.ResponseWriter, r *http.Request) {
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vars := mux.Vars(r)
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name := vars["package"]
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body, err := io.ReadAll(r.Body)
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if err != nil {
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a.respondWithError(w, err)
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return
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}
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var f fv1.Package
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err = json.Unmarshal(body, &f)
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if err != nil {
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a.respondWithError(w, err)
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return
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}
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if name != f.ObjectMeta.Name {
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err = ferror.MakeError(ferror.ErrorInvalidArgument, "Package name doesn't match URL")
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a.respondWithError(w, err)
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return
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}
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fnew, err := a.fissionClient.CoreV1().Packages(f.ObjectMeta.Namespace).Update(r.Context(), &f, metav1.UpdateOptions{})
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if err != nil {
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a.respondWithError(w, err)
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return
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}
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resp, err := json.Marshal(fnew.ObjectMeta)
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if err != nil {
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a.respondWithError(w, err)
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return
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}
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a.respondWithSuccess(w, resp)
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}
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func (a *API) PackageApiDelete(w http.ResponseWriter, r *http.Request) {
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vars := mux.Vars(r)
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name := vars["package"]
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ns := a.extractQueryParamFromRequest(r, "namespace")
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if len(ns) == 0 {
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ns = metav1.NamespaceDefault
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}
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err := a.fissionClient.CoreV1().Packages(ns).Delete(r.Context(), name, metav1.DeleteOptions{})
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if err != nil {
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a.respondWithError(w, err)
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return
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}
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a.respondWithSuccess(w, []byte(""))
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}
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