Introduce TSDB service (#31520)

* Introduce TSDB service Signed-off-by: Arve Knudsen <arve.knudsen@gmail.com> Co-authored-by: Erik Sundell <erik.sundell87@gmail.com> Co-authored-by: Will Browne <will.browne@grafana.com> Co-authored-by: Torkel Ödegaard <torkel@grafana.org> Co-authored-by: Will Browne <wbrowne@users.noreply.github.com> Co-authored-by: Zoltán Bedi <zoltan.bedi@gmail.com>
2021-03-08 07:02:49 +01:00
parent c899bf3592
commit b79e61656a
203 changed files with 5269 additions and 4776 deletions
@@ -0,0 +1,127 @@
+package manager
+
+import (
+	"encoding/json"
+	"io/ioutil"
+	"net/http"
+	"strings"
+	"time"
+
+	"github.com/grafana/grafana/pkg/infra/log"
+	"github.com/grafana/grafana/pkg/setting"
+	"github.com/hashicorp/go-version"
+)
+
+var (
+	httpClient = http.Client{Timeout: 10 * time.Second}
+)
+
+type GrafanaNetPlugin struct {
+	Slug    string `json:"slug"`
+	Version string `json:"version"`
+}
+
+type GithubLatest struct {
+	Stable  string `json:"stable"`
+	Testing string `json:"testing"`
+}
+
+func getAllExternalPluginSlugs() string {
+	var result []string
+	for _, plug := range Plugins {
+		if plug.IsCorePlugin {
+			continue
+		}
+
+		result = append(result, plug.Id)
+	}
+
+	return strings.Join(result, ",")
+}
+
+func (pm *PluginManager) checkForUpdates() {
+	if !pm.Cfg.CheckForUpdates {
+		return
+	}
+
+	pm.log.Debug("Checking for updates")
+
+	pluginSlugs := getAllExternalPluginSlugs()
+	resp, err := httpClient.Get("https://grafana.com/api/plugins/versioncheck?slugIn=" + pluginSlugs + "&grafanaVersion=" + setting.BuildVersion)
+	if err != nil {
+		log.Tracef("Failed to get plugins repo from grafana.com, %v", err.Error())
+		return
+	}
+	defer func() {
+		if err := resp.Body.Close(); err != nil {
+			log.Warn("Failed to close response body", "err", err)
+		}
+	}()
+
+	body, err := ioutil.ReadAll(resp.Body)
+	if err != nil {
+		log.Tracef("Update check failed, reading response from grafana.com, %v", err.Error())
+		return
+	}
+
+	gNetPlugins := []GrafanaNetPlugin{}
+	err = json.Unmarshal(body, &gNetPlugins)
+	if err != nil {
+		log.Tracef("Failed to unmarshal plugin repo, reading response from grafana.com, %v", err.Error())
+		return
+	}
+
+	for _, plug := range Plugins {
+		for _, gplug := range gNetPlugins {
+			if gplug.Slug == plug.Id {
+				plug.GrafanaNetVersion = gplug.Version
+
+				plugVersion, err1 := version.NewVersion(plug.Info.Version)
+				gplugVersion, err2 := version.NewVersion(gplug.Version)
+
+				if err1 != nil || err2 != nil {
+					plug.GrafanaNetHasUpdate = plug.Info.Version != plug.GrafanaNetVersion
+				} else {
+					plug.GrafanaNetHasUpdate = plugVersion.LessThan(gplugVersion)
+				}
+			}
+		}
+	}
+
+	resp2, err := httpClient.Get("https://raw.githubusercontent.com/grafana/grafana/master/latest.json")
+	if err != nil {
+		log.Tracef("Failed to get latest.json repo from github.com: %v", err.Error())
+		return
+	}
+	defer func() {
+		if err := resp2.Body.Close(); err != nil {
+			pm.log.Warn("Failed to close response body", "err", err)
+		}
+	}()
+	body, err = ioutil.ReadAll(resp2.Body)
+	if err != nil {
+		log.Tracef("Update check failed, reading response from github.com, %v", err.Error())
+		return
+	}
+
+	var githubLatest GithubLatest
+	err = json.Unmarshal(body, &githubLatest)
+	if err != nil {
+		log.Tracef("Failed to unmarshal github.com latest, reading response from github.com: %v", err.Error())
+		return
+	}
+
+	if strings.Contains(setting.BuildVersion, "-") {
+		pm.GrafanaLatestVersion = githubLatest.Testing
+		pm.GrafanaHasUpdate = !strings.HasPrefix(setting.BuildVersion, githubLatest.Testing)
+	} else {
+		pm.GrafanaLatestVersion = githubLatest.Stable
+		pm.GrafanaHasUpdate = githubLatest.Stable != setting.BuildVersion
+	}
+
+	currVersion, err1 := version.NewVersion(setting.BuildVersion)
+	latestVersion, err2 := version.NewVersion(pm.GrafanaLatestVersion)
+	if err1 == nil && err2 == nil {
+		pm.GrafanaHasUpdate = currVersion.LessThan(latestVersion)
+	}
+}