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https://git.haproxy.org/git/haproxy.git/
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5d05f343b9
By default haproxy-reload displays the error that are not emitted by haproxy, but only emitted by haproxy-reload. -s silent mode, don't display any error -v verbose mode, display the loading messages returned by the master CLI reload command upon error.
107 lines
1.9 KiB
Bash
Executable File
107 lines
1.9 KiB
Bash
Executable File
#!/bin/bash
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set -e
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export VERBOSE=1
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export TIMEOUT=90
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export MASTER_SOCKET=${MASTER_SOCKET:-/var/run/haproxy-master.sock}
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export RET=
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alert() {
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if [ "$VERBOSE" -ge "1" ]; then
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echo "[ALERT] $*" >&2
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fi
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}
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reload() {
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while read -r line; do
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if [ "$line" = "Success=0" ]; then
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RET=1
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elif [ "$line" = "Success=1" ]; then
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RET=0
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elif [ "$line" = "Another reload is still in progress." ]; then
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alert "$line"
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elif [ "$line" = "--" ]; then
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continue;
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else
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if [ "$RET" = 1 ] && [ "$VERBOSE" = "2" ]; then
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echo "$line" >&2
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fi
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fi
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done < <(echo "reload" | socat -t"${TIMEOUT}" "${MASTER_SOCKET}" -)
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if [ -z "$RET" ]; then
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alert "Couldn't finish the reload before the timeout (${TIMEOUT})."
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return 1
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fi
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return "$RET"
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}
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usage() {
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echo "Usage:"
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echo " $0 [options]*"
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echo ""
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echo " Trigger a reload from the master socket"
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echo " Require socat"
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echo " EXPERIMENTAL script!"
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echo ""
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echo "Options:"
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echo " -S, --master-socket <path> Use the master socket at <path> (default: ${MASTER_SOCKET})"
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echo " -d, --debug Debug mode, set -x"
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echo " -t, --timeout Timeout (socat -t) (default: ${TIMEOUT})"
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echo " -s, --silent Slient mode (no output)"
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echo " -v, --verbose Verbose mode (output from haproxy)"
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echo " -h, --help This help"
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echo ""
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echo "Examples:"
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echo " $0 -S ${MASTER_SOCKET} -d ${TIMEOUT}"
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}
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main() {
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while [ -n "$1" ]; do
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case "$1" in
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-S|--master-socket)
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MASTER_SOCKET="$2"
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shift 2
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;;
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-t|--timeout)
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TIMEOUT="$2"
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shift 2
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;;
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-s|--silent)
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VERBOSE=0
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shift
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;;
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-v|--verbose)
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VERBOSE=2
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shift
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;;
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-d|--debug)
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DEBUG=1
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shift
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;;
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-h|--help)
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usage "$@"
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exit 0
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;;
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*)
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echo "[ALERT] ($$) : Unknown option '$1'" >&2
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usage "$@"
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exit 1
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;;
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esac
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done
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if [ -n "$DEBUG" ]; then
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set -x
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fi
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}
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main "$@"
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reload
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