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checkpoint.go
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/
checkpoint.go
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package main
import (
"time"
"github.com/go-kit/kit/log"
"github.com/weaveworks/go-checkpoint"
)
const (
versionCheckPeriod = 6 * time.Hour
)
func checkForUpdates(clusterString string, gitString string, logger log.Logger) *checkpoint.Checker {
handleResponse := func(r *checkpoint.CheckResponse, err error) {
if err != nil {
logger.Log("err", err)
return
}
if r.Outdated {
logger.Log("msg", "update available", "version", r.CurrentVersion, "URL", r.CurrentDownloadURL)
return
}
logger.Log("msg", "up to date", "version", r.CurrentVersion)
}
flags := map[string]string{
"kernel-version": getKernelVersion(),
"cluster-version": clusterString,
"git-configured": gitString,
}
params := checkpoint.CheckParams{
Product: "weave-flux",
Version: version,
SignatureFile: "",
Flags: flags,
}
return checkpoint.CheckInterval(¶ms, versionCheckPeriod, handleResponse)
}