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main.go
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main.go
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package main
import (
"context"
"flag"
"fmt"
"os"
"path/filepath"
"strings"
"github.com/wangyoucao577/assets-uploader/util/appversion"
"github.com/google/go-github/v32/github"
"golang.org/x/oauth2"
)
func errExit(err error) {
fmt.Println(err)
os.Exit(1)
}
func parseRepo(repo string) (repoOwner string, repoName string, err error) {
s := strings.Split(repo, "/")
if len(s) != 2 {
err = fmt.Errorf("repo has to be 'owner_name/repo_name' format, but got %s", repo)
return
}
repoOwner, repoName = s[0], s[1]
return
}
func main() {
flag.Parse()
appversion.PrintExit()
if err := flags.validate(); err != nil {
errExit(err)
}
repoOwner, repoName, err := parseRepo(flags.repo)
if err != nil {
errExit(err)
}
// read-write client
rwContext := context.Background()
ts := oauth2.StaticTokenSource(&oauth2.Token{AccessToken: flags.token})
tc := oauth2.NewClient(rwContext, ts)
client := github.NewClient(tc)
// get release by tag
release, _, err := client.Repositories.GetReleaseByTag(context.Background(), repoOwner, repoName, flags.tag)
if err != nil {
errExit(err)
}
assetName := filepath.Base(flags.file)
if flags.overwrite { // remove old one if it's exist already
assets, _, err := client.Repositories.ListReleaseAssets(context.Background(), repoOwner, repoName, release.GetID(), nil)
if err != nil {
errExit(err)
}
for _, asset := range assets {
if asset.GetName() == assetName {
// found exist one, delete it
if _, err := client.Repositories.DeleteReleaseAsset(rwContext, repoOwner, repoName, asset.GetID()); err != nil {
errExit(err)
}
fmt.Printf("Deleted old asset, id %d, name '%s', url '%s'\n", asset.GetID(), asset.GetName(), asset.GetBrowserDownloadURL())
break
}
}
}
// open file for uploading
f, err := os.Open(flags.file) // For read access.
if err != nil {
errExit(err)
}
defer f.Close()
// upload
releaseAsset, _, err := client.Repositories.UploadReleaseAsset(rwContext, repoOwner, repoName, release.GetID(), &github.UploadOptions{
Name: assetName,
Label: "",
MediaType: flags.mediaType,
}, f)
if err != nil {
errExit(err)
}
fmt.Printf("Upload asset succeed, id %d, name '%s', url: '%s'\n", releaseAsset.GetID(), releaseAsset.GetName(), releaseAsset.GetBrowserDownloadURL())
}