Files
fission-src/fission/main.go
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/*
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 (
"os"
"github.com/urfave/cli"
)
func main() {
app := cli.NewApp()
app.Name = "fission"
app.Usage = "Serverless functions for Kubernetes"
app.Flags = []cli.Flag{
cli.StringFlag{Name: "server", Usage: "Fission server URL", EnvVar: "FISSION_URL"},
}
// functions
fnNameFlag := cli.StringFlag{Name: "name", Usage: "function name"}
fnEnvNameFlag := cli.StringFlag{Name: "env", Usage: "environment name for function"}
fnCodeFlag := cli.StringFlag{Name: "code", Usage: "file containing source code, or - for stdin"}
fnUidFlag := cli.StringFlag{Name: "uid", Usage: "function uid, optional (use latest if unspecified)"}
fnSubcommands := []cli.Command{
{Name: "create", Usage: "Create new function", Flags: []cli.Flag{fnNameFlag, fnEnvNameFlag, fnCodeFlag}, Action: fnCreate},
{Name: "get", Usage: "Get function source code", Flags: []cli.Flag{fnNameFlag, fnUidFlag}, Action: fnGet},
{Name: "edit", Usage: "Edit function source code in $EDITOR", Flags: []cli.Flag{fnNameFlag, fnUidFlag}, Action: fnEdit},
{Name: "getmeta", Usage: "Get function metadata", Flags: []cli.Flag{fnNameFlag, fnUidFlag}, Action: fnGetMeta},
{Name: "update", Usage: "Update function source code", Flags: []cli.Flag{fnNameFlag, fnEnvNameFlag, fnCodeFlag}, Action: fnUpdate},
{Name: "delete", Usage: "Delete function", Flags: []cli.Flag{fnNameFlag, fnUidFlag}, Action: fnDelete},
{Name: "list", Usage: "List all functions", Flags: []cli.Flag{}, Action: fnList},
}
// httptriggers
htNameFlag := cli.StringFlag{Name: "name", Usage: "HTTP Trigger name"}
htMethodFlag := cli.StringFlag{Name: "method", Usage: "HTTP Method: GET|POST|PUT|DELETE|HEAD; defaults to GET"}
htUrlFlag := cli.StringFlag{Name: "url", Usage: "URL pattern (See gorilla/mux supported patterns)"}
htFnNameFlag := cli.StringFlag{Name: "function", Usage: "Function name"}
htFnUidFlag := cli.StringFlag{Name: "uid", Usage: "Function UID (optional; uses latest if unspecified)"}
htSubcommands := []cli.Command{
{Name: "create", Aliases: []string{"add"}, Usage: "Create HTTP trigger", Flags: []cli.Flag{htMethodFlag, htUrlFlag, htFnNameFlag, htFnUidFlag}, Action: htCreate},
{Name: "get", Usage: "Get HTTP trigger", Flags: []cli.Flag{htMethodFlag, htUrlFlag}, Action: htGet},
{Name: "update", Usage: "Update HTTP trigger", Flags: []cli.Flag{htMethodFlag, htUrlFlag, htFnNameFlag, htFnUidFlag}, Action: htUpdate},
{Name: "delete", Usage: "Delete HTTP trigger", Flags: []cli.Flag{htNameFlag}, Action: htDelete},
{Name: "list", Usage: "List HTTP triggers", Flags: []cli.Flag{}, Action: htList},
}
// environments
envNameFlag := cli.StringFlag{Name: "name", Usage: "Environment name"}
envImageFlag := cli.StringFlag{Name: "image", Usage: "Environment image URL"}
envSubcommands := []cli.Command{
{Name: "create", Aliases: []string{"add"}, Usage: "Add an environment", Flags: []cli.Flag{envNameFlag, envImageFlag}, Action: envCreate},
{Name: "get", Usage: "Get environment details", Flags: []cli.Flag{envNameFlag}, Action: envGet},
{Name: "update", Usage: "Update environment", Flags: []cli.Flag{envNameFlag, envImageFlag}, Action: envUpdate},
{Name: "delete", Usage: "Delete environment", Flags: []cli.Flag{envNameFlag}, Action: envDelete},
{Name: "list", Usage: "List all environments", Flags: []cli.Flag{}, Action: envList},
}
// watches
wNameFlag := cli.StringFlag{Name: "name", Usage: "Watch name"}
wFnNameFlag := cli.StringFlag{Name: "function", Usage: "Function name"}
wFnUidFlag := cli.StringFlag{Name: "uid", Usage: "Function UID (optional; uses latest if unspecified)"}
wNamespaceFlag := cli.StringFlag{Name: "ns", Usage: "Namespace of resource to watch"}
wObjTypeFlag := cli.StringFlag{Name: "type", Usage: "Type of resource to watch (Pod, Service, etc.)"}
wLabelsFlag := cli.StringFlag{Name: "labels", Usage: "Label selector of the form a=b,c=d"}
wSubCommands := []cli.Command{
{Name: "create", Aliases: []string{"add"}, Usage: "Create a watch", Flags: []cli.Flag{wFnNameFlag, wFnUidFlag, wNamespaceFlag, wObjTypeFlag, wLabelsFlag}, Action: wCreate},
{Name: "get", Usage: "Get details about a watch", Flags: []cli.Flag{wNameFlag}, Action: wGet},
// TODO add update flag when supported
{Name: "delete", Usage: "Delete watch", Flags: []cli.Flag{wNameFlag}, Action: wDelete},
{Name: "list", Usage: "List all watches", Flags: []cli.Flag{}, Action: wList},
}
app.Commands = []cli.Command{
{Name: "function", Aliases: []string{"fn"}, Usage: "Create, update and manage functions", Subcommands: fnSubcommands},
{Name: "httptrigger", Aliases: []string{"ht", "route"}, Usage: "Manage HTTP triggers (routes) for functions", Subcommands: htSubcommands},
{Name: "environment", Aliases: []string{"env"}, Usage: "Manage environments", Subcommands: envSubcommands},
{Name: "watch", Aliases: []string{"w"}, Usage: "Manage watches", Subcommands: wSubCommands},
// Misc commands
{
Name: "get-deployment-yaml",
Usage: "Get deployment yaml. Use it as 'fission get-deployment-yaml | kubectl create -f -'",
Action: func(c *cli.Context) error {
getDeploymentYaml()
return nil
},
},
}
app.Run(os.Args)
}