Shell Programming and Scripting

name.txt:

Bill bill@xxx.com
Peter peter@xxx.com
James james@xxx.com

Tasks_list.txt

1|check windows servers' health|Peter,bill|fornightly
do the job 1
do the job 2
do the job 3 
2|check the mail servers' health|James|monthly
do the job 4
do the job 5
3|check linux servers' health|bill|weekly
do the job 6
do the job 7
do the job 8

for i in `cat tasks_list.txt`
do
   check and send mail to Peter,bill, if task 1 need be done, list the jobs |mailx -s "task 1 need be done " peter@xxx.com bill@xxx.com
   check and send mail to James, if task 2 need be done. list the jobs |mailx -s "task2 need be done" james@xxx.com
   etc
done

# On the 1st of the month at 8am notify Task 2 jobs
0 8 1 * * /usr/local/bin/mynotify 2
 
# On the 1st and 15th of the month at 7:30am Task 1 jobs
30 7 1,15 * * /usr/local/bin/mynotify 1
 
# On Friday at 11:15pm notify Task 3 jobs
15 23 * 5 /usr/local/bin/mynotify 3
 
# On 1st Apr (1st Quarter) at 8am notify Task 4 jobs
0 8 1 4 * /usr/local/bin/mynotify 4

$ cat tasks_list.txt
1:1,2,3:Check windows servers' health:Peter Bill
2:4,5:Check the mail server's health:James
3:6,7,8:Check linux server's health:Bill

$ cat name.txt
Bill bill@xxx.com
Peter peter@xxx.com
James james@xxx.com

$ cat mynotify 
TASK=$1
TODO=$(grep "^$TASK" tasks_list.txt)
[ -z "$TODO" ] && exit
JOBS=$(echo $TODO | cut -f2 -d:)
TITLE=$(echo $TODO | cut -f3 -d:)
WHO=$(echo $TODO | cut -f4 -d:)
echo $WHO | tr ' ' '\n' | while read USR
do
    EMAIL=$(grep "^$USR " name.txt | cut -f2 -d' ')
    echo mail to $USR \($EMAIL\)  subject $TITLE  jobs $JOBS  
done

$ ./mynotify 1
mail to Peter (peter@xxx.com) subject Check windows servers' health jobs 1,2,3
mail to Bill (bill@xxx.com) subject Check windows servers' health jobs 1,2,3

    - Get users to log off
    - Stop MySQL servers
    - Do system Backup

     cat task_jobs_${TASK}.txt | mailx -s "$TITLE" $EMAIL

DSmymailroute.mycompany.com