60 lines
2.0 KiB
Bash
Executable File
60 lines
2.0 KiB
Bash
Executable File
#!/bin/bash -ex
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FIRST_START_DONE="/etc/docker-keepalived-first-start-done"
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# container first start
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if [ ! -e "$FIRST_START_DONE" ]; then
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# config folder is empty use bootstrap config if available
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if [ ! -e /etc/keepalived/keepalived.conf ]; then
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echo "No keepalived.conf provided using image default one"
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if [ ! -e /osixia/keepalived/keepalived.conf ]; then
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echo "Error: No default keepalived.conf found in /osixia/keepalived/keepalived.conf"
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exit 1
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else
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ln -s /osixia/keepalived/keepalived.conf /etc/keepalived/keepalived.conf
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#
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# bootstrap config
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#
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sed -i "s|{{ keepalived_interface }}|$KEEPALIVED_INTERFACE|g" /etc/keepalived/keepalived.conf
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sed -i "s|{{ keepalived_priority }}|$KEEPALIVED_PRIORITY|g" /etc/keepalived/keepalived.conf
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sed -i "s|{{ keepalived_password }}|$KEEPALIVED_PASSWORD|g" /etc/keepalived/keepalived.conf
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# unicast peers
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KEEPALIVED_UNICAST_PEERS=($KEEPALIVED_UNICAST_PEERS)
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for peer in "${KEEPALIVED_UNICAST_PEERS[@]}"
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do
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# it's just a peer
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# stored in a variable
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if [ -n "${!peer}" ]; then
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sed -i "s|{{ peer_ip }}|${!peer}\n {{ peer_ip }}|g" /etc/keepalived/keepalived.conf
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# directly
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else
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sed -i "s|{{ peer_ip }}|${peer}\n {{ peer_ip }}|g" /etc/keepalived/keepalived.conf
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fi
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done
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sed -i "/{{ peer_ip }}/d" /etc/keepalived/keepalived.conf
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# virtual ips
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KEEPALIVED_VIRTUAL_IPS=($KEEPALIVED_VIRTUAL_IPS)
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for vip in "${KEEPALIVED_VIRTUAL_IPS[@]}"
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do
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# it's just a peer
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# stored in a variable
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if [ -n "${!vip}" ]; then
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sed -i "s|{{ floating_ip }}|${!vip}\n {{ floating_ip }}|g" /etc/keepalived/keepalived.conf
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# directly
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else
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sed -i "s|{{ floating_ip }}|${vip}\n {{ floating_ip }}|g" /etc/keepalived/keepalived.conf
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fi
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done
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sed -i "/{{ floating_ip }}/d" /etc/keepalived/keepalived.conf
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fi
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fi
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touch $FIRST_START_DONE
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fi
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exit 0
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