diff options
Diffstat (limited to 'networking')
| -rw-r--r-- | networking/ntpd.c | 45 |
1 files changed, 25 insertions, 20 deletions
diff --git a/networking/ntpd.c b/networking/ntpd.c index 98158a3..8e71750 100644 --- a/networking/ntpd.c +++ b/networking/ntpd.c @@ -2213,6 +2213,31 @@ static NOINLINE void ntp_init(char **argv) // if (opts & OPT_x) /* disable stepping, only slew is allowed */ // G.time_was_stepped = 1; + +#if ENABLE_FEATURE_NTPD_SERVER + G_listen_fd = -1; + if (opts & OPT_l) { + G_listen_fd = create_and_bind_dgram_or_die(NULL, 123); + if (G.if_name) { + if (setsockopt_bindtodevice(G_listen_fd, G.if_name)) + xfunc_die(); + } + socket_want_pktinfo(G_listen_fd); + setsockopt_int(G_listen_fd, IPPROTO_IP, IP_TOS, IPTOS_LOWDELAY); + } +#endif + /* I hesitate to set -20 prio. -15 should be high enough for timekeeping */ + if (opts & OPT_N) + setpriority(PRIO_PROCESS, 0, -15); + + /* add_peers() calls can retry DNS resolution (possibly forever). + * Daemonize before them, or else boot can stall forever. + */ + if (!(opts & OPT_n)) { + bb_daemonize_or_rexec(DAEMON_DEVNULL_STDIO, argv); + logmode = LOGMODE_NONE; + } + if (peers) { while (peers) add_peers(llist_pop(&peers)); @@ -2241,26 +2266,6 @@ static NOINLINE void ntp_init(char **argv) /* -l but no peers: "stratum 1 server" mode */ G.stratum = 1; } -#if ENABLE_FEATURE_NTPD_SERVER - G_listen_fd = -1; - if (opts & OPT_l) { - G_listen_fd = create_and_bind_dgram_or_die(NULL, 123); - if (opts & OPT_I) { - if (setsockopt_bindtodevice(G_listen_fd, G.if_name)) - xfunc_die(); - } - socket_want_pktinfo(G_listen_fd); - setsockopt_int(G_listen_fd, IPPROTO_IP, IP_TOS, IPTOS_LOWDELAY); - } -#endif - if (!(opts & OPT_n)) { - bb_daemonize_or_rexec(DAEMON_DEVNULL_STDIO, argv); - logmode = LOGMODE_NONE; - } - /* I hesitate to set -20 prio. -15 should be high enough for timekeeping */ - if (opts & OPT_N) - setpriority(PRIO_PROCESS, 0, -15); - /* If network is up, syncronization occurs in ~10 seconds. * We give "ntpd -q" 10 seconds to get first reply, * then another 50 seconds to finish syncing. |