Refactor HTTP trigger command (#1367)

2019-10-31 23:40:37 +08:00
parent fc1aab2472
commit fe02bb1678
8 changed files with 645 additions and 385 deletions
@@ -0,0 +1,113 @@
+/*
+Copyright 2019 The Fission Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package httptrigger
+
+import (
+	"fmt"
+	"os"
+	"strings"
+	"text/tabwriter"
+
+	"github.com/pkg/errors"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+
+	fv1 "github.com/fission/fission/pkg/apis/fission.io/v1"
+	"github.com/fission/fission/pkg/controller/client"
+	"github.com/fission/fission/pkg/fission-cli/cliwrapper/cli"
+	"github.com/fission/fission/pkg/fission-cli/cmd"
+)
+
+type GetSubCommand struct {
+	client    *client.Client
+	trigger   string
+	namespace string
+}
+
+func Get(flags cli.Input) error {
+	opts := GetSubCommand{
+		client: cmd.GetServer(flags),
+	}
+	return opts.do(flags)
+}
+
+func (opts *GetSubCommand) do(flags cli.Input) error {
+	err := opts.complete(flags)
+	if err != nil {
+		return err
+	}
+	return opts.run(flags)
+}
+
+// complete creates a environment objects and populates it with default value and CLI inputs.
+func (opts *GetSubCommand) complete(flags cli.Input) error {
+	opts.trigger = flags.String("name")
+	opts.namespace = flags.String("fnNamespace")
+
+	if len(opts.trigger) <= 0 {
+		return errors.New("need a trigger name, use --name")
+	}
+	return nil
+}
+
+func (opts *GetSubCommand) run(flags cli.Input) error {
+	m := &metav1.ObjectMeta{
+		Name:      opts.trigger,
+		Namespace: opts.namespace,
+	}
+	ht, err := opts.client.HTTPTriggerGet(m)
+	if err != nil {
+		return errors.Wrap(err, "error getting http trigger")
+	}
+
+	printHtSummary([]fv1.HTTPTrigger{*ht})
+
+	return nil
+}
+
+func printHtSummary(triggers []fv1.HTTPTrigger) {
+	w := tabwriter.NewWriter(os.Stdout, 0, 0, 1, ' ', 0)
+	fmt.Fprintf(w, "%v\t%v\t%v\t%v\t%v\t%v\t%v\t%v\t%v\n", "NAME", "METHOD", "URL", "FUNCTION(s)", "INGRESS", "HOST", "PATH", "TLS", "ANNOTATIONS")
+	for _, trigger := range triggers {
+		function := ""
+		if trigger.Spec.FunctionReference.Type == fv1.FunctionReferenceTypeFunctionName {
+			function = trigger.Spec.FunctionReference.Name
+		} else {
+			for k, v := range trigger.Spec.FunctionReference.FunctionWeights {
+				function += fmt.Sprintf("%s:%v ", k, v)
+			}
+		}
+
+		host := trigger.Spec.Host
+		if len(trigger.Spec.IngressConfig.Host) > 0 {
+			host = trigger.Spec.IngressConfig.Host
+		}
+		path := trigger.Spec.RelativeURL
+		if len(trigger.Spec.IngressConfig.Path) > 0 {
+			path = trigger.Spec.IngressConfig.Path
+		}
+
+		var msg []string
+		for k, v := range trigger.Spec.IngressConfig.Annotations {
+			msg = append(msg, fmt.Sprintf("%v: %v", k, v))
+		}
+		ann := strings.Join(msg, ", ")
+
+		fmt.Fprintf(w, "%v\t%v\t%v\t%v\t%v\t%v\t%v\t%v\t%v\n",
+			trigger.Metadata.Name, trigger.Spec.Method, trigger.Spec.RelativeURL, function, trigger.Spec.CreateIngress, host, path, trigger.Spec.IngressConfig.TLS, ann)
+	}
+	w.Flush()
+}