From d1d992c56f60580ec28ffcad018234163cca5dae Mon Sep 17 00:00:00 2001
From: Christian Pointner <equinox@spreadspace.org>
Date: Sat, 3 Oct 2020 23:03:28 +0200
Subject: remove_known_hosts: fix shell variables

---
 common/utils.sh | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

(limited to 'common/utils.sh')

diff --git a/common/utils.sh b/common/utils.sh
index 5199c3b6..d6795d21 100644
--- a/common/utils.sh
+++ b/common/utils.sh
@@ -41,13 +41,13 @@ ansible_variable__get() {
 ## remove ssh known_hosts entries
 
 remove_known_hosts() {
-  inventory_hostname="$1"
-  ssh_hostname=$(ssh -G "$inventory_hostname" | grep "^hostname " | awk '{ print($2) }' )
-  ssh_port=$(ssh -G "$inventory_hostname" | grep "^port " | awk '{ print($2) }' )
-  known_hosts_file=$(ssh -G "$inventory_hostname" | grep "^userknownhostsfile " | awk '{ print($2) }' )
-  known_hosts_file=${known_hosts_file/#\~/$HOME}
+  local inventory_hostname="$1"
+  local ssh_hostname=$(ssh -G "$inventory_hostname" | grep "^hostname " | awk '{ print($2) }' )
+  local ssh_port=$(ssh -G "$inventory_hostname" | grep "^port " | awk '{ print($2) }' )
+  local known_hosts_file=$(ssh -G "$inventory_hostname" | grep "^userknownhostsfile " | awk '{ print($2) }' )
+  local known_hosts_file=${known_hosts_file/#\~/$HOME}
 
-  declare -a names
+  local -a names
   names+=("$inventory_hostname")
   names+=("$ssh_hostname")
   names+=("$ssh_hostname:$ssh_port")
@@ -59,6 +59,7 @@ remove_known_hosts() {
   names+=("$host_name")
   ansible_variable__get host_domain "$inventory_hostname" > /dev/null 2>&1 && names+=("$host_name.$host_domain")
 
+  local name=""
   for name in ${names[@]} ; do
     ssh-keygen -f "$known_hosts_file" -R "$name"
   done
-- 
cgit v1.2.3