From 8f7ddce2ec124d3900da497c914f9969e1344c27 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sandro=20J=C3=A4ckel?= <sandro.jaeckel@sap.com>
Date: Wed, 8 Feb 2023 14:02:02 +0100
Subject: [PATCH] Remove all init systems that use some variations of
 `/etc/init.d`

---
 Makefile.am                            |   6 --
 README.md                              |  78 +------------------
 README.ssl                             |  13 ----
 sample-etc_rc.d_ddclient.freebsd       |  31 --------
 sample-etc_rc.d_init.d_ddclient        | 100 -------------------------
 sample-etc_rc.d_init.d_ddclient.alpine |  38 ----------
 sample-etc_rc.d_init.d_ddclient.lsb    |  64 ----------------
 sample-etc_rc.d_init.d_ddclient.redhat |  41 ----------
 sample-etc_rc.d_init.d_ddclient.ubuntu |  57 --------------
 9 files changed, 1 insertion(+), 427 deletions(-)
 delete mode 100644 README.ssl
 delete mode 100755 sample-etc_rc.d_ddclient.freebsd
 delete mode 100755 sample-etc_rc.d_init.d_ddclient
 delete mode 100755 sample-etc_rc.d_init.d_ddclient.alpine
 delete mode 100755 sample-etc_rc.d_init.d_ddclient.lsb
 delete mode 100755 sample-etc_rc.d_init.d_ddclient.redhat
 delete mode 100755 sample-etc_rc.d_init.d_ddclient.ubuntu

diff --git a/Makefile.am b/Makefile.am
index b829573..a9543ee 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -13,12 +13,6 @@ EXTRA_DIST = \
 	sample-etc_dhclient-exit-hooks \
 	sample-etc_dhcpc_dhcpcd-eth0.exe \
 	sample-etc_ppp_ip-up.local \
-	sample-etc_rc.d_ddclient.freebsd \
-	sample-etc_rc.d_init.d_ddclient \
-	sample-etc_rc.d_init.d_ddclient.alpine \
-	sample-etc_rc.d_init.d_ddclient.lsb \
-	sample-etc_rc.d_init.d_ddclient.redhat \
-	sample-etc_rc.d_init.d_ddclient.ubuntu \
 	sample-etc_systemd.service \
 	sample-get-ip-from-fritzbox
 CLEANFILES =
diff --git a/README.md b/README.md
index f5a6c5a..521297b 100644
--- a/README.md
+++ b/README.md
@@ -116,82 +116,6 @@ start the first time by hand
 
     systemctl start ddclient.service
 
-#### Redhat style rc files and daemon-mode
-
-    cp sample-etc_rc.d_init.d_ddclient /etc/rc.d/init.d/ddclient
-
-enable automatic startup when booting. also check your distribution
-
-    /sbin/chkconfig --add ddclient
-
-start the first time by hand
-
-    /etc/rc.d/init.d/ddclient start
-
-#### Alpine style rc files and daemon-mode
-
-    cp sample-etc_rc.d_init.d_ddclient.alpine /etc/init.d/ddclient
-
-enable automatic startup when booting
-
-    rc-update add ddclient
-
-make sure you have perl installed
-
-    apk add perl
-
-start the first time by hand
-
-    rc-service ddclient start
-
-#### Ubuntu style rc files and daemon-mode
-
-    cp sample-etc_rc.d_init.d_ddclient.ubuntu /etc/init.d/ddclient
-
-enable automatic startup when booting
-
-    update-rc.d ddclient defaults
-
-make sure you have perl and the required modules installed
-
-    apt-get install perl libdata-validate-ip-perl libio-socket-ssl-perl
-
-if you plan to use cloudflare or feedns you need the perl json module
-
-    apt-get install libjson-pp-perl
-
-for IPv6 you also need to instal the perl io-socket-inet6 module
-
-    apt install libio-socket-inet6-perl
-
-start the first time by hand
-
-    service ddclient start
-
-#### FreeBSD style rc files and daemon mode
-
-    mkdir -p /usr/local/etc/rc.d
-    cp sample-etc_rc.d_ddclient.freebsd /usr/local/etc/rc.d/ddclient
-
-enable automatic startup when booting
-
-    sysrc ddclient_enable=YES
-
-make sure you have perl and the required modules installed
-
-    pkg install perl5 p5-Data-Validate-IP p5-IO-Socket-SSL
-
-if you plan to use cloudflare or feedns you need the perl json module
-
-    pkg install p5-JSON-PP
-
-start the service manually for the first time
-
-    service ddclient start
-
-
-If you are not using daemon-mode, configure cron and dhcp or ppp as described below.
-
 ## TROUBLESHOOTING
 
   1. enable debugging and verbose messages: ``$ ddclient -daemon=0 -debug -verbose -noquiet``
@@ -251,7 +175,7 @@ not become stale.
     cp sample-etc_cron.d_ddclient /etc/cron.d/ddclient
     vi /etc/cron.d/ddclient
 
-## USING DDCLIENT WITH `dhcpcd-1.3.17`
+## USING DDCLIENT WITH `dhcpcd`
 
 If you are using dhcpcd-1.3.17 or thereabouts, you can easily update
 your DynDNS entry automatically every time your lease is obtained
diff --git a/README.ssl b/README.ssl
deleted file mode 100644
index 3aa579b..0000000
--- a/README.ssl
+++ /dev/null
@@ -1,13 +0,0 @@
-Since 3.7.0, ddclient support ssl-updates
-To use ssl, put "ssl=yes" in your configuration and make sure
-you have IO::Socket::SSL.
-
-On debian, you need libio-socket-ssl-perl to have IO::Socket::SSL
-
-On alpine, you need perl-io-socket-ssl to have IO::Socket::SSL
-
-ssl support is tested on folowing dynamic dns providers:
-- dyndns.com
-- freemyip.com
-- DNS Made Easy
-- dondominio.com
diff --git a/sample-etc_rc.d_ddclient.freebsd b/sample-etc_rc.d_ddclient.freebsd
deleted file mode 100755
index d8dc341..0000000
--- a/sample-etc_rc.d_ddclient.freebsd
+++ /dev/null
@@ -1,31 +0,0 @@
-#!/bin/sh
-
-# PROVIDE: ddclient
-# REQUIRE: LOGIN
-# KEYWORD: shutdown
-#
-# Add the following lines to /etc/rc.conf.local or /etc/rc.conf
-# to enable this service:
-#
-# ddclient_enable (bool):       Set to NO by default.
-#                               Set it to YES to enable ddclient.
-
-. /etc/rc.subr
-
-name=ddclient
-rcvar=ddclient_enable
-ddclient_conf="/etc/ddclient/ddclient.conf"
-
-command="/usr/local/sbin/${name}"
-load_rc_config $name
-
-delay=$(grep -v '^\s*#' "${ddclient_conf}" | grep -i -m 1 "daemon" | awk -F '=' '{print $2}')
-
-if [ -z "${delay}" ]
-then
-   ddclient_flags="-daemon 300"
-else
-   ddclient_flags=""
-fi
-
-run_rc_command "$1"
diff --git a/sample-etc_rc.d_init.d_ddclient b/sample-etc_rc.d_init.d_ddclient
deleted file mode 100755
index 5eb9b40..0000000
--- a/sample-etc_rc.d_init.d_ddclient
+++ /dev/null
@@ -1,100 +0,0 @@
-#!/bin/bash
-#
-# ddclient      This shell script takes care of starting and stopping
-#               ddclient.
-#
-# chkconfig: 2345 65 35
-# description: ddclient provides support for updating dynamic DNS services.
-
-CONF=/etc/ddclient/ddclient.conf
-program=ddclient
-
-[ -f $CONF ] || exit 0
-
-system=unknown
-if [ -f /etc/fedora-release ]; then
-    system=fedora
-elif [ -f /etc/redhat-release ]; then
-    system=redhat
-elif [ -f /etc/debian_version ]; then
-    system=debian
-fi
-
-PID=''
-if [ "$system" = "fedora" ] || [ "$system" = "redhat" ]; then
-    . /etc/init.d/functions
-    PID=`pidofproc $program`
-else
-    PID=`ps -aef | grep "$program - sleep" | grep -v grep | awk '{print $2}'`
-fi
-
-PATH=/usr/bin:/usr/local/bin:${PATH}
-export PATH
-
-# See how we were called.
-case "$1" in
-    start)
-        # See if daemon=value is specified in the config file.
-        # Assumptions:
-        #   * there are no quoted "#" characters before "daemon="
-        #     (if there is a "#" it starts a comment)
-        #   * "daemon=" does not appear in a password or value
-        #   * if the interval value is 0, it is not quoted
-        INTERVAL=$(sed -e '
-              s/^\([^#]*[,[:space:]]\)\{0,1\}daemon=\([^,[:space:]]*\).*$/\2/
-              t quit
-              d
-              :quit
-              q
-            ' "$CONF")
-        if [ -z "$DELAY" ] || [ "$DELAY" = "0" ]; then
-            DELAY="-daemon 300"
-        else
-            # use the interval specified in the config file
-            DELAY=''
-        fi
-        echo -n "Starting ddclient: "
-        if [ "$system" = "fedora" ] || [ "$system" = "redhat" ]; then
-            daemon $program $DELAY
-        else
-            ddclient $DELAY
-        fi
-        echo
-        ;;
-    stop)
-        # Stop daemon.
-        echo -n "Shutting down ddclient: "
-        if [ -n "$PID" ]; then
-            if [ "$system" = "fedora" ] || [ "$system" = "redhat" ]; then
-                killproc $program
-            else
-                kill $PID
-            fi
-        else
-            echo "ddclient is not running"
-        fi
-        echo
-        ;;
-    restart)
-        $0 stop
-        $0 start
-        ;;
-    status)
-        if [ "$system" = "fedora" ] || [ "$system" = "redhat" ]; then
-            status $program
-        else
-            if test "$PID"; then
-                for p in $PID; do
-                    echo "$program (pid $p) is running"
-                done
-            else
-                echo "$program is stopped"
-            fi
-        fi
-        ;;
-    *)
-        echo "Usage: ddclient {start|stop|restart|status}"
-        exit 1
-esac
-
-exit 0
diff --git a/sample-etc_rc.d_init.d_ddclient.alpine b/sample-etc_rc.d_init.d_ddclient.alpine
deleted file mode 100755
index d20d119..0000000
--- a/sample-etc_rc.d_init.d_ddclient.alpine
+++ /dev/null
@@ -1,38 +0,0 @@
-#!/sbin/openrc-run
-description="ddclient Daemon for Alpine"
-command="/usr/bin/ddclient"
-config_file="/etc/ddclient/ddclient.conf"
-command_args=""
-pidfile=$(grep -v '^\s*#' "${config_file}" | grep -i -m 1 pid= | awk -F '=' '{print $2}')
-delay=$(grep -v '^\s*#' "${config_file}" | grep -i -m 1 "daemon" | awk -F '=' '{print $2}')
-
-if [ -z "${delay}" ]
-then
-	command_args="-daemon 300"
-else
-	command_args=""
-fi
-
-
-depend() {
-    use logger
-    need net
-    after firewall
-}
-
-start() {
-    ebegin "Starting ddclient"
-    start-stop-daemon --start \
-        --exec "${command}" \
-        --pidfile "${pidfile}" \
-        -- \
-        ${command_args}
-    eend $?
-}
-
-stop() {
-    ebegin "Stopping ddclient"
-    start-stop-daemon --stop --exec "${command}" \
-        --pidfile "${pidfile}"
-    eend $?
-}
diff --git a/sample-etc_rc.d_init.d_ddclient.lsb b/sample-etc_rc.d_init.d_ddclient.lsb
deleted file mode 100755
index bced239..0000000
--- a/sample-etc_rc.d_init.d_ddclient.lsb
+++ /dev/null
@@ -1,64 +0,0 @@
-#!/bin/sh
-#
-# ddclient      This shell script takes care of starting and stopping
-#               ddclient.
-#
-# chkconfig: 2345 65 35
-# description: ddclient provides support for updating dynamic DNS services.
-#
-# Above is for RedHat and now the LSB part
-### BEGIN INIT INFO
-# Provides:          ddclient
-# Required-Start:    $syslog $remote_fs
-# Should-Start: $time ypbind sendmail
-# Required-Stop:     $syslog $remote_fs
-# Should-Stop: $time ypbind sendmail
-# Default-Start:     3 5
-# Default-Stop:      0 1 2 6
-# Short-Description: ddclient provides support for updating dynamic DNS services
-# Description:       ddclient is a Perl client used to update dynamic DNS
-#                    entries for accounts on many dynamic DNS services and
-#                    can be used on many types of firewalls
-### END INIT INFO
-# 
-###
-
-[ -f /etc/ddclient/ddclient.conf ] || exit 0
-
-DDCLIENT_BIN=/usr/bin/ddclient
-
-#
-# LSB Standard (SuSE,RedHat,...)
-#
-if [ -f /lib/lsb/init-functions ] ; then
-   . /lib/lsb/init-functions
-fi
-
-# See how we were called.
-case "$1" in
-  start)
-        echo -n "Starting ddclient "
-        start_daemon $DDCLIENT_BIN -daemon 300
-        rc_status -v
-        ;;
-  stop)
-        echo -n "Shutting down ddclient "
-        killproc -TERM `basename $DDCLIENT_BIN`
-        rc_status -v
-        ;;
-  restart)
-        $0 stop
-        $0 start
-        rc_status
-        ;;
-  status)
-        echo -n "Checking for service ddclient "
-        checkproc `basename $DDCLIENT_BIN`w
-        rc_status -v
-        ;;
-  *)
-        echo "Usage: ddclient {start|stop|restart|status}"
-        exit 1
-esac
-
-exit 0
diff --git a/sample-etc_rc.d_init.d_ddclient.redhat b/sample-etc_rc.d_init.d_ddclient.redhat
deleted file mode 100755
index 2e0fd32..0000000
--- a/sample-etc_rc.d_init.d_ddclient.redhat
+++ /dev/null
@@ -1,41 +0,0 @@
-#!/bin/sh
-#
-# ddclient      This shell script takes care of starting and stopping
-#               ddclient.
-#
-# chkconfig: 2345 65 35
-# description: ddclient provides support for updating dynamic DNS services.
-
-[ -f /etc/ddclient/ddclient.conf ] || exit 0
-
-. /etc/rc.d/init.d/functions
-
-# See how we were called.
-case "$1" in
-  start)
-	# Start daemon.
-	echo -n "Starting ddclient: "
-	touch /var/lock/subsys/ddclient
-	daemon ddclient -daemon 300
-	echo    
-	;;
-  stop)
-	# Stop daemon.
-	echo -n "Shutting down ddclient: "
-	killproc ddclient
-	echo
-	rm -f /var/lock/subsys/ddclient
-	;;
-  restart)
-	$0 stop
-	$0 start
-	;;
-  status)
-	status ddclient
-	;;
-  *)
-	echo "Usage: ddclient {start|stop|restart|status}"
-	exit 1
-esac
-
-exit 0
diff --git a/sample-etc_rc.d_init.d_ddclient.ubuntu b/sample-etc_rc.d_init.d_ddclient.ubuntu
deleted file mode 100755
index 73451c0..0000000
--- a/sample-etc_rc.d_init.d_ddclient.ubuntu
+++ /dev/null
@@ -1,57 +0,0 @@
-#!/bin/sh
-### BEGIN INIT INFO
-# Provides:          ddclient
-# Required-Start:    $remote_fs $syslog $network
-# Required-Stop:     $remote_fs $syslog $network
-# Default-Start:     2 3 4 5
-# Default-Stop:      0 1 6
-# Short-Description: Start ddclient daemon at boot time
-# Description:       Start ddclient that provides support for updating dynamic DNS services.  Originally submitted by paolo martinelli, updated by joe passavanti
-### END INIT INFO
-
-DDCLIENT=/usr/bin/ddclient
-CONF=/etc/ddclient/ddclient.conf
-PIDFILE=/var/run/ddclient.pid
-
-test -x $DDCLIENT || exit 0
-test -f $CONF || exit 0
-
-. /lib/lsb/init-functions
-
-case "$1" in
-  start)
-      if [ ! -f $PIDFILE ]; then
-        log_begin_msg "Starting ddclient..."
-        DELAY=`grep -v '^\s*#' $CONF | grep -i -m 1 "daemon" | awk -F '=' '{print $2}'`
-        if [ -z "$DELAY" ] ; then
-          DELAY="-daemon 300"
-        else
-          DELAY=''
-        fi
-        start-stop-daemon -S -q -p $PIDFILE -x $DDCLIENT -- $DELAY
-        log_end_msg $?
-      else
-        log_warning_msg "Service ddclient already running..."
-      fi
-      ;;
-  stop)
-      if [ -f $PIDFILE ] ; then
-        log_begin_msg "Stopping ddclient..."
-        start-stop-daemon -K -q -p $PIDFILE
-        log_end_msg $?
-        rm -f $PIDFILE
-      else
-        log_warning_msg "No ddclient running..."
-      fi
-      ;;
-  restart|reload|force-reload)
-      $0 stop
-      $0 start
-      ;;
-  *)
-      log_success_msg "Usage: $0 {start|stop|restart|reload|force-reload}"
-      exit 1
-      ;;
-esac
-
-exit 0