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-rwxr-xr-xknot-resolver/bin/kresd-cache-clear38
1 files changed, 38 insertions, 0 deletions
diff --git a/knot-resolver/bin/kresd-cache-clear b/knot-resolver/bin/kresd-cache-clear
new file mode 100755
index 0000000..5eadee0
--- /dev/null
+++ b/knot-resolver/bin/kresd-cache-clear
@@ -0,0 +1,38 @@
+#!/bin/sh
+
+set -e
+
+HOSTS="${*}"
+
+if [ -z "${HOSTS}" ]
+then
+ echo "Usage: ${0} localhost|[HOST1 HOST2 ...]" >&2
+ exit 1
+fi
+
+for HOST in ${HOSTS}
+do
+ case "${HOST}" in
+ localhost)
+ NUMBER="$(systemctl | grep -c 'kresd@[0-9].service')"
+
+ for NUMBER in $(seq 1 "${NUMBER}")
+ do
+ echo "Flushing localhost, resolver ${NUMBER}"
+ echo "cache.clear()" | sudo socat - UNIX-CONNECT:/run/knot-resolver/control/"${NUMBER}"
+ done
+ ;;
+
+ *)
+ NUMBER="$(ssh "${HOST}" sudo systemctl | grep -c 'kresd@[0-9].service')"
+
+ for NUMBER in $(seq 1 "${NUMBER}")
+ do
+ echo "Flushing ${HOST}, resolver ${NUMBER}"
+ echo "cache.clear()" | ssh "${HOST}" sudo socat - UNIX-CONNECT:/run/knot-resolver/control/"${NUMBER}"
+ done
+ ;;
+ esac
+done
+
+echo