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wdcsx 发表于 2019-1-1 11:47:59

Haproxy hot reconfiguration script(reference haproxy document)

　　mv /etc/haproxy/config /etc/haproxy/config.old
　　mv /var/run/haproxy.pid /var/run/haproxy.pid.old
　　mv /etc/haproxy/config.new /etc/haproxy/config
　　kill -TTOU $(cat /var/run/haproxy.pid.old)
　　if haproxy -p /var/run/haproxy.pid -f /etc/haproxy/config; then
　　echo "New instance successfully loaded, stopping previous one."
　　kill -USR1 $(cat /var/run/haproxy.pid.old)
　　rm -f /var/run/haproxy.pid.old
　　exit 1
　　else
　　echo "New instance failed to start, resuming previous one."
　　kill -TTIN $(cat /var/run/haproxy.pid.old)
　　rm -f /var/run/haproxy.pid
　　mv /var/run/haproxy.pid.old /var/run/haproxy.pid
　　mv /etc/haproxy/config /etc/haproxy/config.new
　　mv /etc/haproxy/config.old /etc/haproxy/config
　　exit 0
　　fi

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