fixes

alpine/template

@@ -15,7 +15,8 @@ localfile="$1"
 remotefile="$2"
 remotetmp_base="/var/tmp/4server"
 
-while read -r host; do
+# Read hosts from file descriptor 3 to prevent ssh from consuming stdin
+while read -r host <&3; do
   host_env_file="$host_vars_dir/$host/$host.env"
 
   if [ ! -f "$host_env_file" ]; then
@@ -28,24 +29,19 @@ while read -r host; do
   source "$host_env_file"
   set +a
 
-
   NEBULA_KEY=$(<"$host_vars_dir/$host/$host.key")
   NEBULA_CRT=$(<"$host_vars_dir/$host/$host.crt")
 
   SSH_PRIVATE=$(<"$host_vars_dir/$host/$host")
   SSH_PUBLIC=$(<"$host_vars_dir/$host/$host.pub")
   
-content=$(<"$localfile")
-
-for key in "${keys[@]}"; do
-    value="${!key}"  # indirect reference
-    # Replace placeholder {{KEY}} with value using Bash's parameter expansion
-    content="${content//\{\{$key\}\}/$value}"
-done
-
-
-
+  content=$(<"$localfile")
 
+  for key in "${keys[@]}"; do
+      value="${!key}"  # indirect reference
+      # Replace placeholder {{KEY}} with value using Bash's parameter expansion
+      content="${content//\{\{$key\}\}/$value}"
+  done
 
   # Copy content to remote temporary file
   remotetmp="${remotetmp_base}_${host}"
@@ -55,7 +51,5 @@ done
   # Move temporary file to final location with doas
   ssh "$host" "doas mv '$remotetmp' '$remotefile'"
 
-done < /app/host_vars/hosts
-
-
+done 3< /app/host_vars/hosts