Fix the problem that the certificate cannot be automatically renewed …

…when port 80 is occupied.

ss-plugins.sh

@@ -1260,6 +1260,43 @@ install_webserver(){
  esac
 }
 
+gen_random_minute(){
+ local _t="$(date -u "+%s")"
+ echo "$(($_t % 60))"
+}
+
+certificate_renew_by_acme(){
+ if ! check_port_occupy "80"; then
+ return
+ fi
+ do_stop > /dev/null
+ "/root/.acme.sh"/acme.sh --cron --home "/root/.acme.sh" > /dev/null
+ do_start > /dev/null
+}
+
+add_cron_job_for_acme(){
+ random_minute="$(gen_random_minute)"
+ (crontab -l ; echo "${random_minute} 0 * * * \"/root/.acme.sh\"/acme.sh --cron --home \"/root/.acme.sh\" > /dev/null") | sort - | uniq - | crontab -
+}
+
+remove_cron_job_for_acme(){
+ if [ -z "$(crontab -l | grep 'acme.sh --cron')" ]; then
+ return
+ fi
+ crontab -l | sed '/acme.sh --cron/d' | crontab -
+}
+
+add_cron_job(){
+ local random_minute
+
+ if ! check_port_occupy "80"; then
+ return
+ fi
+ remove_cron_job_for_acme
+ random_minute="$(gen_random_minute)"
+ (crontab -l ; echo "${random_minute} 0 * * * \"${CUR_DIR}\"/ss-plugins.sh renew > /dev/null") | sort - | uniq - | crontab -
+}
+
 install_status(){
  status_init
 
@@ -1297,6 +1334,7 @@ install_step_all(){
  install_completed
  ldconfig
  do_start
+ add_cron_job
  do_show
 }
 
@@ -1514,6 +1552,9 @@ case ${action} in
  catcfg)
  do_${action} "${2}"
  ;;
+ renew)
+ certificate_renew_by_acme
+ ;;
  help)
  usage 0
  ;;

utils/uninstall.sh

@@ -265,6 +265,14 @@ log_file_remove(){
  rm -f /var/log/nginx-access.log
 }
 
+remove_cron_job(){
+ if [ -z "$(crontab -l | grep 'ss-plugins.sh renew')" ]; then
+ return
+ fi
+ crontab -l | sed '/ss-plugins.sh renew/d' | crontab -
+ add_cron_job_for_acme
+}
+
 uninstall_services(){
  shadowsocks_uninstall
  v2ray_plugin_uninstall
@@ -283,6 +291,7 @@ uninstall_services(){
  nginx_uninstall
  ipcalc_uninstall
  log_file_remove
+ remove_cron_job
 }