138 lines
3.4 KiB
Go
138 lines
3.4 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 v1
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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/pkg/errors"
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k8serrors "k8s.io/apimachinery/pkg/api/errors"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/runtime/schema"
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"github.com/fission/fission/pkg/controller/client/rest"
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"github.com/fission/fission/pkg/fission-cli/console"
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"github.com/fission/fission/pkg/info"
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)
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// TODO: we should remove this interface, having this for now is for backward compatibility.
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type (
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MiscGetter interface {
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Misc() MiscInterface
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}
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MiscInterface interface {
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SecretExists(m *metav1.ObjectMeta) error
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ConfigMapExists(m *metav1.ObjectMeta) error
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GetSvcURL(label string) (string, error)
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ServerInfo() (*info.ServerInfo, error)
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PodLogs(m *metav1.ObjectMeta) (io.ReadCloser, int, error)
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}
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Misc struct {
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client rest.Interface
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}
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)
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func newMiscClient(c *V1) MiscInterface {
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return &Misc{client: c.restClient}
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}
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func (c *Misc) SecretExists(m *metav1.ObjectMeta) error {
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relativeUrl := fmt.Sprintf("secrets/%v", m.Name)
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relativeUrl += fmt.Sprintf("?namespace=%v", m.Namespace)
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resp, err := c.client.Get(relativeUrl)
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if err != nil {
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return err
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}
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defer resp.Body.Close()
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if resp.StatusCode >= 400 {
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return k8serrors.NewNotFound(schema.GroupResource{Group: "", Resource: "secret"}, m.Name)
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}
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return nil
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}
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func (c *Misc) ConfigMapExists(m *metav1.ObjectMeta) error {
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relativeUrl := fmt.Sprintf("configmaps/%v", m.Name)
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relativeUrl += fmt.Sprintf("?namespace=%v", m.Namespace)
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resp, err := c.client.Get(relativeUrl)
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if err != nil {
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return err
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}
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defer resp.Body.Close()
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if resp.StatusCode >= 400 {
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return k8serrors.NewNotFound(schema.GroupResource{Group: "", Resource: "configmap"}, m.Name)
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}
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return nil
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}
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func (c *Misc) GetSvcURL(label string) (string, error) {
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resp, err := c.client.Proxy(http.MethodGet, "svcname?"+label, nil)
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if err != nil {
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return "", err
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}
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if resp == nil {
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return "", errors.Errorf("failed to find service for given label: %v", label)
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}
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defer resp.Body.Close()
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body, err := io.ReadAll(resp.Body)
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if err != nil {
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return "", err
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}
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storageSvc := string(body)
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return storageSvc, err
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}
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func (c *Misc) ServerInfo() (*info.ServerInfo, error) {
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resp, err := c.client.ServerInfo()
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if err != nil {
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return nil, err
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}
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defer resp.Body.Close()
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body, err := io.ReadAll(resp.Body)
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if err != nil {
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return nil, err
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}
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info := &info.ServerInfo{}
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err = json.Unmarshal(body, info)
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if err != nil {
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return nil, err
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}
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return info, nil
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}
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func (c *Misc) PodLogs(m *metav1.ObjectMeta) (io.ReadCloser, int, error) {
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uri := fmt.Sprintf("logs/%s", m.Name)
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console.Verbose(2, fmt.Sprintf("Try to get pod logs from controller '%v'", uri))
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resp, err := c.client.Proxy(http.MethodPost, uri, nil)
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if err != nil {
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return nil, 0, errors.Wrap(err, "error executing get logs request")
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}
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return resp.Body, resp.StatusCode, nil
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}
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