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-rw-r--r--man/systemd-socket-proxyd.xml92
1 files changed, 40 insertions, 52 deletions
diff --git a/man/systemd-socket-proxyd.xml b/man/systemd-socket-proxyd.xml
index ffa94f4c1b..095af311f6 100644
--- a/man/systemd-socket-proxyd.xml
+++ b/man/systemd-socket-proxyd.xml
@@ -108,11 +108,11 @@
<refsect1>
<title>Examples</title>
<refsect2>
- <title>Direct-Use Example</title>
+ <title>Simple Example</title>
<para>Use two services with a dependency
and no namespace isolation.</para>
- <example label="proxy socket unit">
- <title>/etc/systemd/system/proxy-to-nginx.socket</title>
+ <example>
+ <title>proxy-to-nginx.socket</title>
<programlisting>
<![CDATA[[Socket]
ListenStream=80
@@ -121,21 +121,21 @@ ListenStream=80
WantedBy=sockets.target]]>
</programlisting>
</example>
- <example label="proxy service unit">
- <title>/etc/systemd/system/proxy-to-nginx.service</title>
+ <example>
+ <title>proxy-to-nginx.service</title>
<programlisting>
<![CDATA[[Unit]
-After=nginx.service
Requires=nginx.service
+After=nginx.service
[Service]
-ExecStart=/usr/bin/systemd-socket-proxyd /tmp/nginx.sock
-PrivateTmp=true
-PrivateNetwork=true]]>
+ExecStart=/usr/lib/systemd/systemd-socket-proxyd /tmp/nginx.sock
+PrivateTmp=yes
+PrivateNetwork=yes]]>
</programlisting>
</example>
- <example label="nginx configuration">
- <title>/etc/nginx/nginx.conf</title>
+ <example>
+ <title>nginx.conf</title>
<programlisting>
<![CDATA[[...]
server {
@@ -143,7 +143,8 @@ server {
[...]]]>
</programlisting>
</example>
- <example label="commands">
+ <example>
+ <title>Enabling the proxy</title>
<programlisting>
<![CDATA[# systemctl enable proxy-to-nginx.socket
# systemctl start proxy-to-nginx.socket
@@ -152,17 +153,16 @@ $ curl http://localhost:80/]]>
</example>
</refsect2>
<refsect2>
- <title>Indirect-Use Example</title>
- <para>Use a shell script to isolate the
- service and proxy into the same namespace.
- This is particularly useful for running
- TCP-only daemons without the daemon
- affecting ports on regular
- interfaces.</para>
- <example label="combined proxy and nginx socket unit">
-
- <title>
- /etc/systemd/system/proxy-with-nginx.socket</title>
+ <title>Namespace Example</title>
+ <para>Similar as above, but runs the socket
+ proxy and the main service in the same private
+ namespace, assuming that
+ <filename>nginx.service</filename> has
+ <varname>PrivateTmp=</varname> and
+ <varname>PrivateNetwork=</varname> set,
+ too.</para>
+ <example>
+ <title>proxy-to-nginx.socket</title>
<programlisting>
<![CDATA[[Socket]
ListenStream=80
@@ -171,37 +171,22 @@ ListenStream=80
WantedBy=sockets.target]]>
</programlisting>
</example>
- <example label="combined proxy and nginx service unit">
-
- <title>
- /etc/systemd/system/proxy-with-nginx.service</title>
+ <example>
+ <title>proxy-to-nginx.service</title>
<programlisting>
<![CDATA[[Unit]
-After=remote-fs.target nss-lookup.target
+Requires=nginx.service
+After=nginx.service
+JoinsNamespaceOf=nginx.service
[Service]
-ExecStartPre=/usr/sbin/nginx -t
-ExecStart=/usr/bin/socket-proxyd-nginx.sh
-PrivateTmp=true
-PrivateNetwork=true]]>
+ExecStart=/usr/lib/systemd/systemd-socket-proxyd 127.0.0.1:8080
+PrivateTmp=yes
+PrivateNetwork=yes]]>
</programlisting>
</example>
- <example label="shell script">
- <title>
- /usr/bin/socket-proxyd-nginx.sh</title>
- <programlisting>
-<![CDATA[#!/bin/sh
-/usr/sbin/nginx
-while [ ! -f /tmp/nginx.pid ]
- do
- /usr/bin/inotifywait /tmp/nginx.pid
- done
-exec /usr/bin/systemd-socket-proxyd localhost 8080]]>
-</programlisting>
- </example>
- <example label="nginx configuration">
- <title>
- /etc/nginx/nginx.conf</title>
+ <example>
+ <title>nginx.conf</title>
<programlisting>
<![CDATA[[...]
server {
@@ -210,10 +195,11 @@ server {
[...]]]>
</programlisting>
</example>
- <example label="commands">
+ <example>
+ <title>Enabling the proxy</title>
<programlisting>
-<![CDATA[# systemctl enable proxy-with-nginx.socket
-# systemctl start proxy-with-nginx.socket
+<![CDATA[# systemctl enable proxy-to-nginx.socket
+# systemctl start proxy-to-nginx.socket
$ curl http://localhost:80/]]>
</programlisting>
</example>
@@ -226,7 +212,9 @@ $ curl http://localhost:80/]]>
<citerefentry><refentrytitle>systemd.socket</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
<citerefentry><refentrytitle>systemd.service</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
<citerefentry><refentrytitle>systemctl</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
- <citerefentry><refentrytitle>socat</refentrytitle><manvolnum>1</manvolnum></citerefentry>
+ <citerefentry><refentrytitle>socat</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
+ <citerefentry><refentrytitle>nginx</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
+ <citerefentry><refentrytitle>curl</refentrytitle><manvolnum>1</manvolnum></citerefentry>
</para>
</refsect1>
</refentry>