Fission CLI

fission (function|httptrigger|environment) (create|get|update|delete|list)

TODO: Commands for getting status, logs, perf stats.  Commands for
changing configuration.  Add examples.

fission/httptrigger.go

@@ -0,0 +1,135 @@
+/*
+Copyright 2016 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 main
+
+import (
+	"fmt"
+	"net/http"
+	"os"
+	"strings"
+	"text/tabwriter"
+
+	"github.com/satori/go.uuid"
+	"github.com/urfave/cli"
+
+	"github.com/platform9/fission"
+)
+
+// returns one of http.Method*
+func getMethod(method string) string {
+	switch strings.ToUpper(method) {
+	case "GET":
+		return http.MethodGet
+	case "HEAD":
+		return http.MethodHead
+	case "POST":
+		return http.MethodPost
+	case "PUT":
+		return http.MethodPut
+	case "PATCH":
+		return http.MethodPatch
+	case "DELETE":
+		return http.MethodDelete
+	case "CONNECT":
+		return http.MethodConnect
+	case "OPTIONS":
+		return http.MethodOptions
+	case "TRACE":
+		return http.MethodTrace
+	}
+	fatal(fmt.Sprintf("Invalid HTTP Method %v", method))
+	return ""
+}
+
+func htCreate(c *cli.Context) error {
+	client := getClient(c.GlobalString("server"))
+
+	fnName := c.String("function")
+	if len(fnName) == 0 {
+		fatal("Need a function name to create a trigger, use --function")
+	}
+	fnUid := c.String("uid")
+	triggerUrl := c.String("url")
+	if len(triggerUrl) == 0 {
+		fatal("Need a trigger URL, use --url")
+	}
+	method := c.String("method")
+	if len(method) == 0 {
+		method = "GET"
+	}
+
+	// just name triggers by uuid.
+	triggerName := uuid.NewV4().String()
+
+	ht := &fission.HTTPTrigger{
+		Metadata: fission.Metadata{
+			Name: triggerName,
+		},
+		UrlPattern: triggerUrl,
+		Method:     getMethod(method),
+		Function: fission.Metadata{
+			Name: fnName,
+			Uid:  fnUid,
+		},
+	}
+
+	_, err := client.HTTPTriggerCreate(ht)
+	checkErr(err, "create HTTP trigger")
+
+	fmt.Printf("trigger '%v' created\n", triggerName)
+	return err
+}
+
+func htGet(c *cli.Context) error {
+	return nil
+}
+
+func htUpdate(c *cli.Context) error {
+	return nil
+}
+
+func htDelete(c *cli.Context) error {
+	client := getClient(c.GlobalString("server"))
+	htName := c.String("name")
+	if len(htName) == 0 {
+		fatal("Need name of trigger to delete, use --name")
+	}
+
+	err := client.HTTPTriggerDelete(&fission.Metadata{Name: htName})
+	checkErr(err, "delete trigger")
+
+	fmt.Printf("trigger '%v' deleted\n", htName)
+	return nil
+}
+
+func htList(c *cli.Context) error {
+	client := getClient(c.GlobalString("server"))
+
+	hts, err := client.HTTPTriggerList()
+	checkErr(err, "list HTTP triggers")
+
+	w := tabwriter.NewWriter(os.Stdout, 0, 0, 1, ' ', 0)
+
+	fmt.Fprintf(w, "%v\t%v\t%v\t%v\t%v\n", "NAME", "METHOD", "URL", "FUNCTION_NAME", "FUNCTION_UID")
+	for _, ht := range hts {
+		fmt.Fprintf(w, "%v\t%v\t%v\t%v\t%v\n",
+			ht.Metadata.Name, ht.Method, ht.UrlPattern, ht.Function.Name, ht.Function.Uid)
+	}
+	w.Flush()
+
+	return nil
+}