20 lines
997 B
Plaintext
20 lines
997 B
Plaintext
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# set the old hostname and write to ini
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echo "OLD_HOSTNAME=$(hostname)" > ~/pmrename.ini
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# set the new hostname in ini, update as needed
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echo "NEW_HOSTNAME=vm-dev" >> ~/pmrename.ini
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# read variables from ini
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source <(grep = ~/pmrename.ini)
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# edit hostname file
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sed -i.bak "s/$OLD_HOSTNAME/$NEW_HOSTNAME/gi" /etc/hostname
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# edit hosts file
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sed -i.bak "s/$OLD_HOSTNAME/$NEW_HOSTNAME/gi" /etc/hosts
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# edit mailname if it exists
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[ -e "/etc/mailname" ] && sed -i.bak "s/$OLD_HOSTNAME/$NEW_HOSTNAME/gi" /etc/mailname
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# edit main.cf if it exists
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[ -e "/etc/postfix/main.cf" ] && sed -i.bak "s/$OLD_HOSTNAME/$NEW_HOSTNAME/gi" /etc/postfix/main.cf
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# copy config files to new node name
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cp "/var/lib/rrdcached/db/pve2-node/$OLD_HOSTNAME" "/var/lib/rrdcached/db/pve2-node/$NEW_HOSTNAME" -r
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cp "/var/lib/rrdcached/db/pve2-storage/$OLD_HOSTNAME" "/var/lib/rrdcached/db/pve2-storage/$NEW_HOSTNAME" -r
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cp "/var/lib/rrdcached/db/pve2-$OLD_HOSTNAME" "/var/lib/rrdcached/db/pve2-$NEW_HOSTNAME" -r
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# reboot
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reboot now
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