mirror of https://github.com/jetkvm/kvm.git
75 lines
1.7 KiB
Go
75 lines
1.7 KiB
Go
package kvm
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import (
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"strconv"
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"time"
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"github.com/jetkvm/kvm/internal/timesync"
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)
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var (
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timeSync *timesync.TimeSync
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defaultNTPServers = []string{
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"time.apple.com",
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"time.aws.com",
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"time.windows.com",
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"time.google.com",
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"162.159.200.123", // time.cloudflare.com
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"0.pool.ntp.org",
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"1.pool.ntp.org",
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"2.pool.ntp.org",
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"3.pool.ntp.org",
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}
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defaultHTTPUrls = []string{
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"http://www.gstatic.com/generate_204",
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"http://cp.cloudflare.com/",
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"http://edge-http.microsoft.com/captiveportal/generate_204",
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// Firefox, Apple, and Microsoft have inconsistent results, so we don't use it
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// "http://detectportal.firefox.com/",
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// "http://www.apple.com/library/test/success.html",
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// "http://www.msftconnecttest.com/connecttest.txt",
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}
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builtTimestamp string
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)
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func isTimeSyncNeeded() bool {
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if builtTimestamp == "" {
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timesyncLogger.Warn().Msg("built timestamp is not set, time sync is needed")
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return true
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}
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ts, err := strconv.Atoi(builtTimestamp)
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if err != nil {
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timesyncLogger.Warn().Str("error", err.Error()).Msg("failed to parse built timestamp")
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return true
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}
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// builtTimestamp is UNIX timestamp in seconds
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builtTime := time.Unix(int64(ts), 0)
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now := time.Now()
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if now.Sub(builtTime) < 0 {
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timesyncLogger.Warn().
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Str("built_time", builtTime.Format(time.RFC3339)).
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Str("now", now.Format(time.RFC3339)).
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Msg("system time is behind the built time, time sync is needed")
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return true
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}
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return false
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}
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func initTimeSync() {
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timeSync = timesync.NewTimeSync(
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func() (bool, error) {
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if !networkState.IsOnline() {
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return false, nil
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}
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return true, nil
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},
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defaultNTPServers,
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defaultHTTPUrls,
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timesyncLogger,
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)
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}
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