From 0585732b625744b86105f221547d62765ca051be Mon Sep 17 00:00:00 2001
From: Peter Lemenkov <lemenkov@gmail.com>
Date: Jun 06 2014 12:31:36 +0000
Subject: Change EPMD service type to Notify


Signed-off-by: Peter Lemenkov <lemenkov@gmail.com>

---

diff --git a/epmd.service b/epmd.service
index 02c7e36..6881195 100644
--- a/epmd.service
+++ b/epmd.service
@@ -6,7 +6,7 @@ Requires=epmd.socket
 [Service]
 ExecStart=/usr/bin/epmd -systemd
 #ExecStop=/usr/bin/epmd -kill
-Type=simple
+Type=notify
 StandardOutput=journal
 StandardError=journal
 DeviceAllow=/dev/null rw
diff --git a/epmd@.socket b/epmd@.socket
new file mode 100644
index 0000000..5dda63d
--- /dev/null
+++ b/epmd@.socket
@@ -0,0 +1,10 @@
+[Unit]
+Description=Erlang Port Mapper Daemon Activation Socket
+
+[Socket]
+ListenStream=%i:4369
+Accept=false
+
+[Install]
+WantedBy=sockets.target
+
diff --git a/erlang.spec b/erlang.spec
index e77d45f..e19b890 100644
--- a/erlang.spec
+++ b/erlang.spec
@@ -32,7 +32,7 @@
 
 Name:		erlang
 Version:	%{upstream_ver}
-Release:	%{upstream_rel_for_rpm}.5%{?dist}
+Release:	%{upstream_rel_for_rpm}.6%{?dist}
 Summary:	General-purpose programming language and runtime environment
 
 Group:		Development/Languages
@@ -46,6 +46,7 @@ Source2:	http://erlang.org/download/otp_doc_man_%{upstream_ver}%{upstream_rel}-1
 Source4:	http://www.erlang.org/download/otp_src_%{upstream_ver}%{upstream_rel}-1.readme
 Source5:	epmd.service
 Source6:	epmd.socket
+Source7:	epmd@.socket
 Source999:	otp-get-patches.sh
 
 
@@ -99,6 +100,9 @@ Patch11: otp-0011-Add-systemd-option-to-empd.-Check-for-include-system.patch
 # Fedora specific patch
 #   Add systemd support to epmd
 Patch12: otp-0012-Add-systemd-support-to-epmd.patch
+# Fedora specific patch
+#   Added systemd notify support to EPMD
+Patch13: otp-0013-Added-systemd-notify-support-to-EPMD.patch
 # end of autogenerated patch tag list
 
 # BuildRoot not strictly needed since F10, but keep it for spec file robustness
@@ -977,6 +981,7 @@ Erlang mode for XEmacs (source lisp files).
 %patch10 -p1 -b .Fix_for_powerpc_architecture
 %patch11 -p1 -b .Add_systemd_option_to_empd_Check_for_include_system
 %patch12 -p1 -b .Add_systemd_support_to_epmd
+%patch13 -p1 -b .Added_systemd_notify_support_to_EPMD
 # end of autogenerated prep patch list
 
 # FIXME we should come up with a better solution
@@ -1176,6 +1181,7 @@ ln -s "${jinterface_lib_dir}priv/OtpErlang.jar" "$RPM_BUILD_ROOT%{_javadir}/%{na
 %if 0%{?el7}%{?fedora}
 install -D -p -m 0644 %{SOURCE5} %{buildroot}%{_unitdir}/epmd.service
 install -D -p -m 0644 %{SOURCE6} %{buildroot}%{_unitdir}/epmd.socket
+install -D -p -m 0644 %{SOURCE7} %{buildroot}%{_unitdir}/epmd@.socket
 %endif
 
 
@@ -2325,6 +2331,10 @@ rm -rf $RPM_BUILD_ROOT
 
 
 %changelog
+* Fri Jun 06 2014 Peter Lemenkov <lemenkov@gmail.com> - R16B-03.6
+- Add configurable EPMD socket unit
+- Change EPMD service's type from simple to notify
+
 * Wed Apr 02 2014 Peter Lemenkov <lemenkov@gmail.com> - R16B-03.5
 - Improve EPMD service
 
diff --git a/otp-0013-Added-systemd-notify-support-to-EPMD.patch b/otp-0013-Added-systemd-notify-support-to-EPMD.patch
new file mode 100644
index 0000000..b41ce99
--- /dev/null
+++ b/otp-0013-Added-systemd-notify-support-to-EPMD.patch
@@ -0,0 +1,45 @@
+From: Peter Lemenkov <lemenkov@gmail.com>
+Date: Fri, 6 Jun 2014 15:29:49 +0400
+Subject: [PATCH] Added systemd notify support to EPMD
+
+Signed-off-by: Peter Lemenkov <lemenkov@gmail.com>
+
+Conflicts:
+	erts/configure.in
+
+diff --git a/erts/epmd/src/epmd.c b/erts/epmd/src/epmd.c
+index fc58882..1757fa9 100644
+--- a/erts/epmd/src/epmd.c
++++ b/erts/epmd/src/epmd.c
+@@ -589,9 +589,11 @@ void epmd_cleanup_exit(EpmdVars *g, int exitval)
+       for(i=0; g->argv[i] != NULL; ++i)
+ 	  free(g->argv[i]);
+       free(g->argv);
+-  }      
+-      
+-
++  }
++#ifdef HAVE_SYSTEMD_SD_DAEMON_H
++  sd_notifyf(0, "STATUS=Exited.\n"
++                "ERRNO=%i", exitval);
++#endif // HAVE_SYSTEMD_SD_DAEMON_H
+   exit(exitval);
+ }
+ 
+diff --git a/erts/epmd/src/epmd_srv.c b/erts/epmd/src/epmd_srv.c
+index cb8ca96..78524a6 100644
+--- a/erts/epmd/src/epmd_srv.c
++++ b/erts/epmd/src/epmd_srv.c
+@@ -394,8 +394,11 @@ void run(EpmdVars *g)
+       }
+       select_fd_set(g, listensock[i]);
+     }
+-#ifdef HAVE_SYSTEMD_SD_DAEMON_H 
++#ifdef HAVE_SYSTEMD_SD_DAEMON_H
+     }
++    sd_notifyf(0, "READY=1\n"
++                  "STATUS=Processing port mapping requests...\n"
++                  "MAINPID=%lu", (unsigned long) getpid());
+ #endif
+ 
+   dbg_tty_printf(g,2,"entering the main select() loop");