#!/usr/bin/ruby
Backpath = "/backup/apps/dljy"
Now = Time.now
DATE = Now.strftime("%Y-%m-%d")
Dom = Now.mday                  # Day of month
Dow = Now.wday                  # Day of week
M = Now.month                   # Month of the year
W = Now.strftime("%W")          # Week of the year
Doweekly = 6                    # Saturday


def dljybackup(bkpath)
    #exclude tmp&log dir and change dir to /usr/local/railsites
    `tar zcfP #{bkpath} --exclude "tmp" --exclude "log" -C /usr/local/railsites zcms/`
end

#Create required directory
#first check backup directory exist?
if Dir[Backpath] == []
    `mkdir -p #{Backpath}`
end

#check daily exist?
if Dir["#{Backpath}/daily"] == []
    `mkdir -p '#{Backpath}/daily'`
end

#check weekly exist?
if Dir["#{Backpath}/weekly"] == []
    `mkdir -p '#{Backpath}/weekly'`
end

#check monthly exist?
if Dir["#{Backpath}/monthly"] == []
    `mkdir -p '#{Backpath}/monthly'`
end

#make monthly backup
if Dom=="1"
    bkpath=Backpath+"/monthly/dljy.tar.gz"
    dljybackup bkpath
end

#make weekly backup
if Dow==Doweekly
    bkpath=Backpath+"/weekly/dljy.tar.gz"
    dljybackup bkpath
else
    bkpath=Backpath+"/daily/dljy.tar.gz"
    dljybackup bkpath
end