procd: add validation to the log init script
[openwrt/staging/yousong.git] / package / system / ubox / files / log.init
1 #!/bin/sh /etc/rc.common
2 # Copyright (C) 2013 OpenWrt.org
3
4 # start after and stop before networking
5 START=12
6 STOP=89
7
8 USE_PROCD=1
9 PROG=/sbin/logread
10
11 validate_log_section()
12 {
13 uci_validate_section system system "${1}" \
14 'Password:string' \
15 'log_size:uinteger' \
16 'log_ip:ipaddr' \
17 'log_port:port:514' \
18 'log_proto:or("tcp", "udp"):udp' \
19 'log_prefix:string'
20 return $?
21 }
22
23 start_service_file()
24 {
25 local pid_file="/var/run/logread.${PIDCOUNT}.pid"
26 local log_file log_size
27
28 validate_log_section "${1}" || {
29 echo "validation failed"
30 return 1
31 }
32 [ -z "${log_file}" ] && return
33
34 procd_open_instance
35 procd_set_param command "$PROG" -f -F "$log_file" -p "$pid_file"
36 [ -n "${log_size}" ] && procd_append_param command -S "$log_size"
37 procd_close_instance
38 }
39
40 start_service_remote()
41 {
42 local pid_file="/var/run/logread.${PIDCOUNT}.pid"
43 local log_ip log_port log_proto log_prefix
44
45 validate_log_section "${1}" || {
46 echo "validation failed"
47 return 1
48 }
49 [ -z "${log_ip}" ] && return
50
51 procd_open_instance
52 procd_set_param command "$PROG" -f -r "$log_ip" "${log_port}" -p "$pid_file"
53 [ "${log_proto}" != "udp" ] || procd_append_param command -u
54 [ -z "${log_prefix}" ] || procd_append_param command -P ${log_prefix}
55 procd_close_instance
56 }
57
58 service_triggers()
59 {
60 procd_add_config_trigger "system" "/etc/init.d/log" "start"
61 procd_add_validation validate_log_section
62 }
63
64 start_service()
65 {
66 procd_open_instance
67 procd_set_param command "/sbin/logd"
68 procd_set_param respawn
69 procd_close_instance
70
71 config_load system
72 config_foreach start_service_file system
73 config_foreach start_service_remote system
74 }