using unix sockets

.gitignore

@@ -7,6 +7,8 @@
 /testenv/.tox/
 /testenv/.mypy_cache/
 /testenv/.coverage
+/testenv/run/*.sock
+/testenv/run/*.pid
 /v*.tar.gz
 /*.pkg.tar.xz
 /*.egg-info

Makefile

@@ -50,6 +50,7 @@ tox: testenv
 run: testenv
 	sudo modprobe loop
 	- docker run --rm --name kvmd \
+			--volume `pwd`/testenv/run:/run:rw \
 			--volume `pwd`/testenv:/testenv:ro \
 			--volume `pwd`/kvmd:/kvmd:ro \
 			--volume `pwd`/web:/usr/share/kvmd/web:ro \
@@ -58,8 +59,6 @@ run: testenv
 			--device $(TESTENV_LOOP):/dev/kvmd-msd \
 			--device $(TESTENV_VIDEO):$(TESTENV_VIDEO) \
 			--publish 8080:80/tcp \
-			--publish 8081:8081/tcp \
-			--publish 8082:8082/tcp \
 		-it $(TESTENV_IMAGE) /bin/bash -c " \
 			(socat PTY,link=$(TESTENV_HID) PTY,link=/dev/ttyS11 &) \
 			&& cp -r /usr/share/kvmd/configs.default/nginx/* /etc/kvmd/nginx \
@@ -76,7 +75,8 @@ run: testenv
 
 
 run-ipmi: testenv
-	- docker run --rm --name kvmd-ipmi --link kvmd:kvmd \
+	- docker run --rm --name kvmd-ipmi \
+			--volume `pwd`/testenv/run:/run:rw \
 			--volume `pwd`/testenv:/testenv:ro \
 			--volume `pwd`/kvmd:/kvmd:ro \
 			--volume `pwd`/configs:/usr/share/kvmd/configs.default:ro \
@@ -117,8 +117,8 @@ push:
 
 
 clean:
-	rm -rf build site dist pkg src v*.tar.gz *.pkg.tar.xz *.egg-info kvmd-*.tar.gz
-	find kvmd tests -name __pycache__ | xargs rm -rf
+	rm -rf testenv/run/*.{pid,sock} build site dist pkg src v*.tar.gz *.pkg.tar.xz *.egg-info kvmd-*.tar.gz
+	find kvmd testenv/tests -name __pycache__ | xargs rm -rf
 	make -C hid clean
 
 
@@ -126,3 +126,6 @@ clean-all: testenv clean
 	- docker run --rm \
 			--volume `pwd`:/src \
 		-it $(TESTENV_IMAGE) bash -c "cd src && rm -rf testenv/{.tox,.mypy_cache,.coverage}"
+
+
+.PHONY: testenv

configs/kvmd/main/v1-hdmi.yaml

@@ -5,8 +5,9 @@ logging: !include logging.yaml
 
 kvmd:
     server:
-        host: 127.0.0.1
-        port: 8081
+        unix: /run/kvmd.sock
+        unix_rm: true
+        unix_mode: 0660
 
     auth: !include auth.yaml
 
@@ -26,8 +27,7 @@ kvmd:
         device: /dev/kvmd-msd
 
     streamer:
-        host: 127.0.0.1
-        port: 8082
+        unix: /run/ustreamer.sock
         cmd:
             - "/usr/bin/ustreamer"
             - "--device=/dev/kvmd-video"
@@ -38,11 +38,11 @@ kvmd:
             - "--workers=3"
             - "--quality={quality}"
             - "--desired-fps={desired_fps}"
-            - "--host={host}"
-            - "--port={port}"
             - "--drop-same-frames=30"
+            - "--unix={unix}"
+            - "--unix-rm"
+            - "--unix-mode=0660"
 
 ipmi:
     kvmd:
-        host: 127.0.0.1
-        port: 8081
+        unix: /run/kvmd.sock

configs/kvmd/main/v1-vga.yaml

@@ -5,8 +5,9 @@ logging: !include logging.yaml
 
 kvmd:
     server:
-        host: 127.0.0.1
-        port: 8081
+        unix: /run/kvmd.sock
+        unix_rm: true
+        unix_mode: 0660
 
     auth: !include auth.yaml
 
@@ -29,8 +30,7 @@ kvmd:
         cap_pin: 17
         conv_pin: 18
         init_restart_after: 1
-        host: 127.0.0.1
-        port: 8082
+        unix: /run/ustreamer.sock
         cmd:
             - "/usr/bin/ustreamer"
             - "--device=/dev/kvmd-video"
@@ -43,10 +43,10 @@ kvmd:
             - "--height=576"
             - "--fake-width=800"
             - "--fake-height=600"
-            - "--host={host}"
-            - "--port={port}"
+            - "--unix={unix}"
+            - "--unix-rm"
+            - "--unix-mode=0660"
 
 ipmi:
     kvmd:
-        listen: 127.0.0.1
-        port: 8081
+        unix: /run/kvmd.sock

configs/nginx/nginx.conf

@@ -1,4 +1,4 @@
-user http;
+user kvmd-nginx;
 worker_processes 4;
 
 # error_log /tmp/kvmd-nginx.error.log;
@@ -35,11 +35,11 @@ http {
 	uwsgi_temp_path			/tmp/kvmd-nginx.uwsgi_temp;
 
 	upstream kvmd {
-		server 127.0.0.1:8081 fail_timeout=0s max_fails=0;
+		server unix:/run/kvmd.sock fail_timeout=0s max_fails=0;
 	}
 
 	upstream ustreamer {
-		server 127.0.0.1:8082 fail_timeout=0s max_fails=0;
+		server unix:/run/ustreamer.sock fail_timeout=0s max_fails=0;
 	}
 
 	include /usr/share/kvmd/extras/*/nginx.ctx-http.conf;

kvmd.install

@@ -6,14 +6,16 @@ post_install() {
 }
 
 post_upgrade() {
-	echo "==> Configuring KVMD user and groups ..."
+	echo "==> Configuring KVMD users and groups ..."
 
 	id kvmd &>/dev/null || useradd -r -c "The main Pi-KVM daemon" -s /sbin/nologin kvmd
-
 	for group in gpio uucp systemd-journal; do
 		(groupmems -l -g "$group" | grep kvmd >/dev/null) || groupmems -g "$group" -a kvmd
 	done
 
+	id kvmd-nginx &>/dev/null || useradd -r -c "Pi-KVM Nginx Server" -s /sbin/nologin kvmd-nginx
+	(groupmems -l -g kvmd | grep kvmd-nginx >/dev/null) || groupmems -g kvmd -a kvmd-nginx
+
 	chown root:kvmd \
 		/usr/share/kvmd/configs.default/kvmd/*passwd \
 		/etc/kvmd/*passwd

testenv/Dockerfile

@@ -27,6 +27,7 @@ RUN pkg-install \
 	python-systemd \
 	python-dbus \
 	python-mako \
+	libevent-patched \
 	nginx-mainline \
 	ustreamer \
 	socat \
@@ -36,6 +37,7 @@ RUN pkg-install \
 COPY testenv/requirements.txt requirements.txt
 RUN pip install -r requirements.txt
 
+RUN useradd -r -c "Pi-KVM Nginx Server" -s /sbin/nologin kvmd-nginx
 RUN mkdir -p /etc/kvmd/nginx
 
 CMD /bin/bash

testenv/main.yaml

@@ -1,7 +1,8 @@
 kvmd:
     server:
-        host: 0.0.0.0
-        port: 8081
+        unix: /run/kvmd.sock
+        unix_rm: true
+        unix_mode: 0666
 
     auth: !include auth.yaml
 
@@ -25,8 +26,7 @@ kvmd:
         cap_pin: 17
         conv_pin: 18
         init_restart_after: 1
-        host: 127.0.0.1
-        port: 8082
+        unix: /run/ustreamer.sock
         cmd:
             - "/usr/bin/ustreamer"
             - "--device=/dev/kvmd-video"
@@ -34,12 +34,12 @@ kvmd:
             - "--desired-fps={desired_fps}"
             - "--width=800"
             - "--height=600"
-            - "--host=0.0.0.0"
-            - "--port={port}"
+            - "--unix={unix}"
+            - "--unix-rm"
+            - "--unix-mode=0666"
 
 ipmi:
     kvmd:
-        host: kvmd
-        port: 8081
+        unix: /run/kvmd.sock
 
 logging: !include logging.yaml