ntp

module

v0.0.0-...-49e71f9 Latest Latest Go to latest Published: Dec 2, 2021 License: Apache-2.0

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Repository

github.com/facebookincubator/ntp

README ¶

NTP

Collection of Facebook's NTP libraries.

Protocol

NTP protocol implementation
Chrony and ntpd control protocol implementations

Leaphash

Utility package for computing the hash value of the official leap-second.list document

leapsectz

Utility package for obtaining leap second information from the system timezone database

ntpcheck

CLI and library to perform various NTP-related tasks, including:

replacement for ntptime and ntpdate commands
human-readable diagnostics for typical problems with NTP based on data from chrony/ntpd
server stats and peer stats taken from chrony/ntpd with output in JSON

Quick Installation

go get github.com/facebookincubator/ntp/ntpcheck

Responder

Simple NTP server implementation with kernel timestamps support

Quick Installation

go get github.com/facebookincubator/ntp/responder

License

ntp is licensed under Apache 2.0 as found in the LICENSE file.

Directories ¶

Path	Synopsis
leaphash Package leaphash is a utility package for computing the hash value of the official leap-second.list document	Package leaphash is a utility package for computing the hash value of the official leap-second.list document
leapsectz
ntpcheck CLI to perform various NTP-related tasks	CLI to perform various NTP-related tasks
checker Package checker provides an easy way to talk to NTPD/Chronyd and get NTPCheckResult, which abstracts away Chrony/NTP control protocol implementation details and contains tons of information useful for NTP monitoring, like NTP server variables including offset, peers and their variables and statuses.	Package checker provides an easy way to talk to NTPD/Chronyd and get NTPCheckResult, which abstracts away Chrony/NTP control protocol implementation details and contains tons of information useful for NTP monitoring, like NTP server variables including offset, peers and their variables and statuses.
cmd
protocol
chrony Package chrony implements Chrony (https://chrony.tuxfamily.org) network protocol v6 used for monitoring of the timeserver.	Package chrony implements Chrony (https://chrony.tuxfamily.org) network protocol v6 used for monitoring of the timeserver.
control Package control implements NTP Control Protocol (RFC1305, Appendix B).	Package control implements NTP Control Protocol (RFC1305, Appendix B).
ntp Package ntp implementns ntp packet and basic functions to work with.	Package ntp implementns ntp packet and basic functions to work with.
ntpshm
responder
announce Package announce implements announcement of server IPs.	Package announce implements announcement of server IPs.
checker Package checker implements checking mechanism of server aliveness.	Package checker implements checking mechanism of server aliveness.
server Package server implements simple UDP server to work with NTP packets.	Package server implements simple UDP server to work with NTP packets.
stats Package stats implements statistics collection and reporting.	Package stats implements statistics collection and reporting.

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