96 lines
2.0 KiB
Go
96 lines
2.0 KiB
Go
package main
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import (
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"bytes"
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"context"
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"encoding/json"
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"flag"
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"fmt"
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"io"
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"io/ioutil"
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"log"
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"net/http"
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"os"
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"time"
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"github.com/google/subcommands"
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"tulpa.dev/within/wasmcloud/cmd/internal"
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)
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type handlerUpdateCmd struct {
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abi string
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}
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func (handlerUpdateCmd) Name() string { return "update" }
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func (handlerUpdateCmd) Synopsis() string { return "update a handler" }
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func (handlerUpdateCmd) Usage() string {
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return `wasmcloud update [options] <filename.wasm>
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$ wasmcloud update shaman-of-hearts-23813 filename.wasm
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Updates a handler on wasmcloud. Returns new details about the handler.
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Flags:
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`
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}
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func (h *handlerUpdateCmd) SetFlags(fs *flag.FlagSet) {
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fs.StringVar(&h.abi, "abi", "cwa", "WebAssembly ABI to use for the handler")
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}
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func (h handlerUpdateCmd) Execute(ctx context.Context, fs *flag.FlagSet, _ ...interface{}) subcommands.ExitStatus {
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if fs.NArg() != 2 {
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fmt.Println("usage: wasmcloud update [options] <handler-name> <filename>")
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return subcommands.ExitUsageError
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}
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hname := fs.Arg(0)
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fname := fs.Arg(1)
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data, err := ioutil.ReadFile(fname)
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if err != nil {
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log.Fatal(err)
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}
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hdlr := internal.Handler{
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ABI: h.abi,
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WASM: data,
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}
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bodyData, _ := json.Marshal(hdlr)
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req, err := http.NewRequestWithContext(ctx, http.MethodPost, *apiServer+"/api/handler/update?name="+hname, bytes.NewBuffer(bodyData))
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if err != nil {
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log.Fatal(err)
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}
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withAPI(req)
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resp, err := http.DefaultClient.Do(req)
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if err != nil {
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log.Fatal(err)
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}
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if resp.StatusCode != http.StatusOK {
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io.Copy(os.Stdout, resp.Body)
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return subcommands.ExitFailure
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}
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type apiResp struct {
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ID int `json:"ID"`
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CreatedAt time.Time `json:"CreatedAt"`
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UpdatedAt time.Time `json:"UpdatedAt"`
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Name string `json:"Name"`
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Path string `json:"Path"`
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}
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var result apiResp
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err = json.NewDecoder(resp.Body).Decode(&result)
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resp.Body.Close()
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if err != nil {
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log.Fatal(err)
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}
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fmt.Println("updated handler")
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fmt.Printf("name: %s\nIPFS ID: %s\n", result.Name, result.Path)
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return subcommands.ExitSuccess
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}
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