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localrelease.go
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localrelease.go
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package main
import (
"fmt"
"github.com/pkg/errors"
"io/ioutil"
"log"
"os"
"path/filepath"
"regexp"
"strings"
"time"
)
type releaseLocalSources struct {
path string
artifactConfigurations []buildArtifact
}
func (r releaseLocalSources) prepareRelease(baseArchiveUrl, whatsNewUrl string, releaseNotesUrl string, nightly bool) (*release, error) {
if !nightly {
return nil, errors.New("Local releases only supported for nightly builds.")
}
buildData := r.findBuilds(baseArchiveUrl)
rel := release{
Version: buildData.version,
ReleaseDate: time.Now().UTC(),
Stable: false,
Beta: false,
Nightly: nightly,
WhatsNewUrl: whatsNewUrl,
ReleaseNotesUrl: releaseNotesUrl,
Builds: buildData.builds,
}
return &rel, nil
}
type buildData struct {
version string
builds []build
}
func (r releaseLocalSources) findBuilds(baseArchiveUrl string) buildData {
data := buildData{}
filepath.Walk(r.path, createBuildWalker(r.path, &data, r.artifactConfigurations, baseArchiveUrl))
return data
}
func createBuildWalker(path string, data *buildData, archiveTypes []buildArtifact, baseArchiveUrl string) func(path string, f os.FileInfo, err error) error {
return func(path string, f os.FileInfo, err error) error {
if err != nil {
log.Printf("error: %v", err)
}
if f.Name() == path || strings.HasSuffix(f.Name(), ".sha256") {
return nil
}
for _, archive := range archiveTypes {
if strings.HasSuffix(f.Name(), archive.urlPostfix) {
shaBytes, err := ioutil.ReadFile(path + ".sha256")
if err != nil {
log.Fatalf("Failed to read sha256 file %v", err)
}
version, err := grabVersion(f.Name(), archive.urlPostfix)
if err != nil {
log.Println(err)
continue
}
data.version = version
data.builds = append(data.builds, build{
Os: archive.os,
Url: archive.getUrl(baseArchiveUrl, version, NIGHTLY),
Sha256: string(shaBytes),
Arch: archive.arch,
})
return nil
}
}
return nil
}
}
func grabVersion(name string, suffix string) (string, error) {
match := regexp.MustCompile(fmt.Sprintf(`grafana(-enterprise)?[-_](.*)%s`, suffix)).FindSubmatch([]byte(name))
if len(match) > 0 {
return string(match[2]), nil
}
return "", errors.New("No version found.")
}