178344Sobrien#!/bin/sh 278344Sobrien# 398184Sgordon# $FreeBSD: releng/10.3/etc/rc.d/ntpd 295619 2016-02-14 23:04:52Z cy $ 478344Sobrien# 578344Sobrien 678344Sobrien# PROVIDE: ntpd 7240336Sobrien# REQUIRE: DAEMON ntpdate FILESYSTEMS devfs 898184Sgordon# BEFORE: LOGIN 9180564Sdougb# KEYWORD: nojail shutdown 1078344Sobrien 1178344Sobrien. /etc/rc.subr 1278344Sobrien 13193119Sdougbname="ntpd" 14230099Sdougbrcvar="ntpd_enable" 15101851Sgordoncommand="/usr/sbin/${name}" 16101851Sgordonpidfile="/var/run/${name}.pid" 17295461Scyextra_commands="fetch" 18295461Scyfetch_cmd="ntpd_fetch_leapfile" 19135194Sseancstart_precmd="ntpd_precmd" 20101851Sgordon 21157840Sflzload_rc_config $name 22157840Sflz 2398184Sgordonntpd_precmd() 2498184Sgordon{ 25157840Sflz rc_flags="-c ${ntpd_config} ${ntpd_flags}" 26157840Sflz 27135194Sseanc if checkyesno ntpd_sync_on_start; then 28187879Skeramida rc_flags="-g $rc_flags" 29135194Sseanc fi 30135194Sseanc 31295619Scy if [ ! -f $ntp_db_leapfile ]; then 32295619Scy ntpd_fetch_leapfile 33295619Scy fi 34295619Scy 3598184Sgordon if [ -z "$ntpd_chrootdir" ]; then 3698184Sgordon return 0; 3798184Sgordon fi 3898184Sgordon 3998184Sgordon # If running in a chroot cage, ensure that the appropriate files 40104980Sschweikh # exist inside the cage, as well as helper symlinks into the cage 4198184Sgordon # from outside. 4298184Sgordon # 4398184Sgordon # As this is called after the is_running and required_dir checks 4498184Sgordon # are made in run_rc_command(), we can safely assume ${ntpd_chrootdir} 4598184Sgordon # exists and ntpd isn't running at this point (unless forcestart 4698184Sgordon # is used). 4798184Sgordon # 4898184Sgordon if [ ! -c "${ntpd_chrootdir}/dev/clockctl" ]; then 4998184Sgordon rm -f "${ntpd_chrootdir}/dev/clockctl" 5098184Sgordon ( cd /dev ; /bin/pax -rw -pe clockctl "${ntpd_chrootdir}/dev" ) 5198184Sgordon fi 5298184Sgordon ln -fs "${ntpd_chrootdir}/var/db/ntp.drift" /var/db/ntp.drift 53295461Scy ln -fs "${ntpd_chrootdir}${ntp_tmp_leapfile}" ${ntp_tmp_leapfile} 5498184Sgordon 5598184Sgordon # Change run_rc_commands()'s internal copy of $ntpd_flags 5698184Sgordon # 5798184Sgordon rc_flags="-u ntpd:ntpd -i ${ntpd_chrootdir} $rc_flags" 5898184Sgordon} 5998184Sgordon 60295461Scycurrent_ntp_ts() { 61295461Scy # Seconds between 1900-01-01 and 1970-01-01 62295461Scy # echo $(((70*365+17)*86400)) 63295461Scy ntp_to_unix=2208988800 64295461Scy 65295461Scy echo $(($(date -u +%s)+$ntp_to_unix)) 66295461Scy} 67295461Scy 68295461Scyget_ntp_leapfile_ver() { 69295461Scy expr "$(awk '$1 == "#$" { print $2 }' "$1" 2>/dev/null)" : \ 70295461Scy '^\([1-9][0-9]*\)$' \| 0 71295461Scy} 72295461Scy 73295461Scyget_ntp_leapfile_expiry() { 74295461Scy expr "$(awk '$1 == "#@" { print $2 }' "$1" 2>/dev/null)" : \ 75295461Scy '^\([1-9][0-9]*\)$' \| 0 76295461Scy} 77295461Scy 78295461Scyntpd_fetch_leapfile() { 79295461Scy local ntp_tmp_leapfile rc verbose 80295461Scy 81295461Scy if checkyesno ntp_leapfile_fetch_verbose; then 82295461Scy verbose=echo 83295461Scy else 84295461Scy verbose=: 85295461Scy fi 86295461Scy 87295461Scy ntp_tmp_leapfile="/var/run/ntpd.leap-seconds.list" 88295461Scy 89295461Scy ntp_ver_no_src=$(get_ntp_leapfile_ver $ntp_src_leapfile) 90295461Scy ntp_ver_no_db=$(get_ntp_leapfile_ver $ntp_db_leapfile) 91295461Scy $verbose ntp_src_leapfile version is $ntp_ver_no_src 92295461Scy $verbose ntp_db_leapfile version is $ntp_ver_no_db 93295461Scy 94295461Scy if [ "$ntp_ver_no_src" -gt "$ntp_ver_no_db" ]; then 95295461Scy $verbose replacing $ntp_db_leapfile with $ntp_src_leapfile 96295461Scy cp -p $ntp_src_leapfile $ntp_db_leapfile 97295461Scy ntp_ver_no_db=$ntp_ver_no_src 98295461Scy else 99295461Scy $verbose not replacing $ntp_db_leapfile with $ntp_src_leapfile 100295461Scy fi 101295461Scy ntp_leap_expiry=$(get_ntp_leapfile_expiry $ntp_db_leapfile) 102295461Scy ntp_leapfile_expiry_seconds=$((ntp_leapfile_expiry_days*86400)) 103295461Scy ntp_leap_fetch_date=$((ntp_leap_expiry-ntp_leapfile_expiry_seconds)) 104295461Scy if [ $(current_ntp_ts) -ge $ntp_leap_fetch_date ]; then 105295461Scy $verbose Within ntp leapfile expiry limit, initiating fetch 106295461Scy for url in $ntp_leapfile_sources ; do 107295461Scy $verbose fetching $url 108295461Scy fetch $ntp_leapfile_fetch_opts -o $ntp_tmp_leapfile $url && break 109295461Scy done 110295461Scy ntp_ver_no_tmp=$(get_ntp_leapfile_ver $ntp_tmp_leapfile) 111295461Scy if [ "$ntp_ver_no_tmp" -gt "$ntp_ver_no_db" ]; then 112295461Scy $verbose using $url as $ntp_db_leapfile 113295461Scy mv $ntp_tmp_leapfile $ntp_db_leapfile 114295461Scy else 115295461Scy $verbose using existing $ntp_db_leapfile 116295461Scy fi 117295461Scy fi 118295461Scy} 119295461Scy 12078344Sobrienrun_rc_command "$1" 121