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petstore.go
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/
petstore.go
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package services
import (
"io"
"net/http"
"os"
"path/filepath"
"github.com/pkg/errors"
)
func downloadPetstore(destDir string) (string, error) {
// get us some petstores
petstoreUrl := "https://raw.githubusercontent.com/ilackarms/go-swagger/master/examples/2.0/petstore/server/petstore"
resp, err := http.Get(petstoreUrl)
if err != nil {
return "", err
}
if resp.Body == nil {
return "", errors.New("no body")
}
defer resp.Body.Close()
filename := filepath.Join(destDir, "petstore")
petstoreOut, err := os.OpenFile(filename, os.O_RDWR|os.O_CREATE|os.O_TRUNC, 0755)
if err != nil {
return "", err
}
defer petstoreOut.Close()
if _, err := io.Copy(petstoreOut, resp.Body); err != nil {
return "", err
}
if err := os.Chmod(filename, 0777); err != nil {
return "", err
}
return filename, nil
}