[ubuntu-uk] shell script resque

[Bruno Girin]

On Mon, 2010-05-31 at 23:34 +0530, Kaushal Shriyan wrote:
> Hi,
> 
> 
> I run the resque init script using /etc/init.d/resque start at
> the command line which works perfectly fine while the machine is up
> and 
> running fine, The issue is it doesnot come up automatically after
> bootup. 

This is because /etc/init.d is just a repository for all
startup/shutdown scripts. You then need to configure the script to start
on certain run-levels and stop on others. Have a look at the wiki page
on the subject [1] (the section titled "Installing custom init-scripts")
or do: man update-rc.d

[1] https://help.ubuntu.com/community/UbuntuBootupHowto

Bruno

> 
> 
> 
> root at hoststage:~# cat /etc/init.d/resque 
> 
> #!/bin/bash
> # Author Kaushal Shriyan
> # Date 31/05/2010
> # Startup script for Resque Server
> 
> touch /root/status
> set -e
> 
> start_resque=/usr/local/AddressBook/EntAddressBookDataStore/current/resque_cluster_start.sh
> stop_resque=/usr/local/AddressBook/EntAddressBookDataStore/current/resque_cluster_stop.sh
> 
> start() {
>         echo -n "Starting ResqueServer: "
>         ${start_resque} 
>         echo "starting" >> /root/status
>         uptime >> /root/status
>         echo "done."
>         exit 0
> }
> stop() {
>         echo -n "Shutting down ResqueServer: "
>         ${stop_resque} 
>         echo "done."
>         exit 0
> }
> 
> # See how we were called
> case "$1" in
>   start)
>         start
>         ;;
>   stop)
>         stop
>         ;;
>   restart)
>         stop
>         sleep 10
>         start
>         ;;
>   *)
>         echo "Usage: $0 {start|stop|restart}"
> esac
> root at hoststage:~# cat /usr/local/AddressBook/EntAddressBookDataStore/ 
> 
> current/resque_cluster_start.sh 
> 
> #!/bin/bash 
> 
> 
> cd /usr/local/AddressBook/EntAddressBookDataStore/current/ 
> RAILS_ENV=production ./resque_start.sh > log/resque.1.log 2>&1 & 
> RAILS_ENV=production ./resque_start.sh > log/resque.2.log 2>&1 & 
> RAILS_ENV=production ./resque_start.sh > log/resque.3.log 2>&1 & 
> RAILS_ENV=production ./resque_start.sh > log/resque.4.log 2>&1 & 
> RAILS_ENV=production ./resque_start.sh > log/resque.5.log 2>&1 & 
> RAILS_ENV=production ./resque_start.sh > log/resque.6.log 2>&1 & 
> RAILS_ENV=production ./resque_start.sh > log/resque.7.log 2>&1 & 
> RAILS_ENV=production ./resque_start.sh > log/resque.8.log 2>&1 & 
> RAILS_ENV=production ./resque_start.sh > log/resque.9.log 2>&1 & 
> RAILS_ENV=production ./resque_start.sh > log/resque.10.log 2>&1 & 
> root at hoststage:~# ls
> -l /usr/local/AddressBook/EntAddressBookDataStore/ 
> 
> 
> current/resque_cluster_start.sh 
> 
> -rwxr-xr-x 1 root root 724 2010-05-31 04:50 /usr/local/AddressBook/ 
> 
> EntAddressBookDataStore/current/resque_cluster_start.sh 
> 
> 
> #cat resque_start.sh 
> #!/usr/bin/env sh 
> 
> 
> # === GC settings ============= 
> # twitter's settings 
> # TODO - set only for the forked process not the parent process 
> # export RUBY_HEAP_MIN_SLOTS=500000 
> # export RUBY_HEAP_SLOTS_INCREMENT=250000 
> # export RUBY_HEAP_SLOTS_GROWTH_FACTOR=1 
> # export RUBY_GC_MALLOC_LIMIT=50000000 
> # ============================ 
> 
> 
> # required to start the redis server: 
> # redis-server <path to redis.conf> 
> 
> 
> # VVERBOSE=true level of verbosity - useful for debugging 
> # QUEUE=<value> the named queue to be polled 
> # INTERVAL=<seconds> the interval to sleep if there is no job in the 
> queue 
> 
> 
> # INTERVAL=60 
> QUEUE=contact_import /usr/bin/env rake -f /usr/local/AddressBook/ 
> EntAddressBookDataStore/current/Rakefile resque:work #--trace 
> 
> 
> # start the redis-web app 
> #resque-web -p8282 config/initializers/load_resque.rb 
> 
> 
> # if [ -f "/usr/local/redis/redis.conf" ]; then 
> #     /usr/local/redis/redis.conf/redis-server /usr/local/redis/ 
> redis.conf 
> # else 
> #     /usr/local/redis/redis.conf/redis-server /usr/local/redis/ 
> redis.conf 
> # fi 
> 
> 
> root at hoststage:/etc/rc2.d# 
> lrwxrwxrwx 1 root root  23 2010-05-27 06:06 S20nvidia-kernel -> ../ 
> init.d/nvidia-kernel 
> lrwxrwxrwx 1 root root  16 2010-05-31 05:19 S20resque -> ../init.d/ 
> resque 
> lrwxrwxrwx 1 root root  20 2010-05-31 05:19 S20resque_web
> -> ../init.d/ 
> resque_web 
> root at hoststage:/etc/rc3.d# ls -l 
> total 4 
> lrwxrwxrwx 1 root root  16 2010-05-31 05:19 S20resque -> ../init.d/ 
> resque 
> lrwxrwxrwx 1 root root  20 2010-05-31 05:19 S20resque_web
> -> ../init.d/ 
> resque_web 
> root at hoststage:/etc/rc3.d# 
> total 4 
> lrwxrwxrwx 1 root root  16 2010-05-31 05:19 S20resque -> ../init.d/ 
> resque 
> lrwxrwxrwx 1 root root  20 2010-05-31 05:19 S20resque_web
> -> ../init.d/ 
> resque_web 
> root at hoststage:/etc/rc2.d# 
> total 4 
> lrwxrwxrwx 1 root root  16 2010-05-31 05:19 S20resque -> ../init.d/ 
> resque 
> lrwxrwxrwx 1 root root  20 2010-05-31 05:19 S20resque_web
> -> ../init.d/ 
> resque_web 
> root at hoststage:/etc/rc4.d# 
> total 4 
> lrwxrwxrwx 1 root root  16 2010-05-31 05:19 S20resque -> ../init.d/ 
> resque 
> lrwxrwxrwx 1 root root  20 2010-05-31 05:19 S20resque_web
> -> ../init.d/ 
> resque_web 
> root at hoststage:/etc/rc5.d# 
> 
> 
> Please suggest further. 
> 
> 
> Thanks and Regards 
>