Thread: updating dns

i'm writing bash script add new domains.

script makes new zone file, adds zone file named.conf , adds ns record db.me.

script runs it's supposed (in local test environement) got question updating dns serial.

i'm able current serial running

code:

serienr=`cat db.me | grep 'serial' | grep -e '[0-9]{1,}' -o`

to update serial use following command

code:

nieuw=$(($serienr+1))

now question this, how new serial (nieuw) into db.me? ubuntu provide sort of way automatically?

cheers

edit: found out sed needed.

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