From 68c4659fdb89947a4bc54c993df8f3e115c52c29 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=D0=A1=D0=B5=D1=80=D0=B3=D0=B5=D0=B9=20=D0=9F=D1=80=D0=BE?=
 =?UTF-8?q?=D1=85=D0=BE=D1=80=D0=BE=D0=B2?= <seriy.pr@gmail.com>
Date: Sat, 16 Feb 2019 17:00:54 +0100
Subject: [PATCH] Add `epmd` systemd service on systems that don't have it.
 Fixes #5

---
 Makefile            |  6 ++++++
 config/epmd.service | 14 ++++++++++++++
 2 files changed, 20 insertions(+)
 create mode 100644 config/epmd.service

diff --git a/Makefile b/Makefile
index f406d71..76337a9 100644
--- a/Makefile
+++ b/Makefile
@@ -2,6 +2,7 @@ DESTDIR:=
 prefix:=$(DESTDIR)/opt
 REBAR3:=./rebar3
 SERVICE:=$(DESTDIR)/etc/systemd/system/mtproto-proxy.service
+EPMD_SERVICE:=$(DESTDIR)/etc/systemd/system/epmd.service
 LOGDIR:=$(DESTDIR)/var/log/mtproto-proxy
 USER:=mtproto-proxy
 
@@ -27,10 +28,15 @@ $(LOGDIR):
 
 
 install: user $(LOGDIR)
+	mkdir -p $(prefix)
 	cp -n -r _build/prod/rel/mtp_proxy $(prefix)/mtp_proxy/
 	mkdir -p $(prefix)/mtp_proxy/log/
 	chmod 777 $(prefix)/mtp_proxy/log/
 	install -D config/mtproto-proxy.service $(SERVICE)
+# If there is no "epmd" service, install one
+	if [ -z "`systemctl show -p FragmentPath --value epmd`" ]; then \
+	    install -D config/epmd.service $(EPMD_SERVICE); \
+	fi
 	systemctl daemon-reload
 
 uninstall:
diff --git a/config/epmd.service b/config/epmd.service
new file mode 100644
index 0000000..7e31da0
--- /dev/null
+++ b/config/epmd.service
@@ -0,0 +1,14 @@
+[Unit]
+Description=Erlang Port Mapper Daemon
+After=network.target
+#Requires=epmd.socket
+
+[Service]
+ExecStart=/usr/bin/epmd
+Type=simple
+User=daemon
+Group=daemon
+
+[Install]
+#Also=epmd.socket
+WantedBy=multi-user.target