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transmission: use procd

Browse source 
That allows to restart transmission when it crashes, to limit
the memory used by it, as well as be jailed in the directories
it is supposed to access.

Signed-off-by: Nikos Mavrogiannopoulos <nmav@gnutls.org>
This commit is contained in:
Nikos Mavrogiannopoulos 2015-06-12 19:29:55 +02:00
parent 90914f8054
commit 641ee7ce44
1 changed files with 35 additions and 27 deletions
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62
net/transmission/files/transmission.init
View file

@ -1,7 +1,9 @@
#!/bin/sh /etc/rc.common
# Copyright (C) 2010-2012 OpenWrt.org
# Copyright (C) 2010-2015 OpenWrt.org
START=99
USE_PROCD=1
LIST_SEP="
"
@ -40,14 +42,23 @@ section_enabled() {
[ $enabled -gt 0 ]
}
start_instance() {
local s="$1"
transmission() {
local cfg="$1"
#give transmission 3/5 of the memory of the system
local USE
local MEM=`grep MemTotal /proc/meminfo|sed 's/ \+/ /g'|cut -d ' ' -f 2`
if test "$MEM" -gt 1;then
USE=`expr $MEM \* 3000 / 5`
fi
local user
local download_dir
section_enabled "$section" || return 1
config_get config_dir "$s" 'config_dir' '/var/etc/transmission'
config_get user "$s" 'user'
config_get config_dir "$cfg" 'config_dir' '/var/etc/transmission'
config_get user "$cfg" 'user'
config_get download_dir "$cfg" 'download_dir' '/var/etc/transmission'
config_file="$config_dir/settings.json"
[ -d $config_dir ] || {
@ -58,7 +69,7 @@ start_instance() {
echo "{" > $config_file
append_params "$s" \
append_params "$cfg" \
alt_speed_down alt_speed_enabled alt_speed_time_begin alt_speed_time_day \
alt_speed_time_enabled alt_speed_time_end alt_speed_up blocklist_enabled \
cache_size_mb download_queue_enabled download_queue_size \
@ -76,7 +87,7 @@ start_instance() {
umask upload_slots_per_torrent utp_enabled scrape_paused_torrents \
watch_dir_enabled
append_params_quotes "$s" \
append_params_quotes "$cfg" \
blocklist_url bind_address_ipv4 bind_address_ipv6 download_dir incomplete_dir \
peer_congestion_algorithm peer_socket_tos rpc_bind_address rpc_password rpc_url \
rpc_username rpc_whitelist script_torrent_done_filename watch_dir
@ -84,28 +95,25 @@ start_instance() {
echo "\""invalid-key"\": false" >> $config_file
echo "}" >> $config_file
SERVICE_UID="$user" \
service_start /usr/bin/transmission-daemon -g $config_dir
procd_open_instance
procd_set_param command /usr/bin/transmission-daemon -g $config_dir -f
procd_set_param respawn
procd_set_param user "$user"
if test -z "$USE";then
procd_set_param limits core="0 0"
else
procd_set_param limits core="0 0" as="$USE $USE"
logger -t transmission "Starting with $USE virt mem"
fi
procd_add_jail transmission log
procd_add_jail_mount $config_file
procd_add_jail_mount_rw $download_dir
procd_close_instance
}
stop_instance() {
local s="$1"
local user
section_enabled "$section" || return 1
config_get user "$s" 'user'
SERVICE_UID="$user" \
service_stop /usr/bin/transmission-daemon
}
start() {
start_service() {
config_load 'transmission'
config_foreach start_instance 'transmission'
config_foreach transmission 'transmission'
}
stop() {
config_load 'transmission'
config_foreach stop_instance 'transmission'
}