misc/ssh_tg_notify: Extract sendMessage method

roles/misc/ssh_tg_notify/templates/notify.sh

@@ -8,6 +8,10 @@ KEY={{ bot_key | quote }}
 TIMEOUT={{ timeout | quote }}
 
 URL="https://api.telegram.org/bot$KEY/sendMessage"
+sendMessage() {
+    curl -s --max-time "$TIMEOUT" -d "chat_id=$1" -d "disable_web_page_preview=1" -d "parse_mode=Markdown" -d "text=$2" "$URL" >/dev/null
+}
+
 if [[ "$PAM_SERVICE" == "sshd" && "$PAM_TYPE" == "open_session" && "$PAM_USER" != "git" && -z "$TMUX" ]]; then
     IP="$PAM_RHOST"
     cache_file="${CACHE_DIR}/${IP}-${PAM_USER}"
@@ -19,5 +23,5 @@ if [[ "$PAM_SERVICE" == "sshd" && "$PAM_TYPE" == "open_session" && "$PAM_USER" !
     fi
     HOSTNAME=$(hostname --fqdn)
     TEXT="Successful login from [$IP](https://stat.ripe.net/app/$IP) for ${PAM_USER} @ ${HOSTNAME} ($(date "+%Y-%m-%d %H:%M"))"
-    curl -s --max-time "$TIMEOUT" -d "chat_id=$USERID" -d "disable_web_page_preview=1" -d "parse_mode=Markdown" -d "text=$TEXT" "$URL" > /dev/null
+    sendMessage "$USERID" "$TEXT"
 fi