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        <title>Updated - Install Lemmy Self-Hosted Reddit Alternative on Linux</title>
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            <h1>Updated - Install Lemmy Self-Hosted Reddit Alternative on Linux</h1>
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          <div id="content">
          <h2>What is Lemmy?</h2>

<p><em>Lemmy is an open-source, federated link aggregator similar to Reddit and built with Rust.</em> -<a href="https://lemmy.ml/" target="_blank">https://lemmy.ml/</a></p>

<ol>
	<li>Log into the Linux device</li>
	<li>Run the following commands in a terminal window
	<div class="codeBlock"># update software repositories<br />
	sudo apt update<br />
	# install available software updates<br />
	sudo apt upgrade -y<br />
	# install prerequisites<br />
	sudo apt install git build-essential gcc libssl-dev pkg-config libpq-dev curl gnupg2 espeak postgresql -y<br />
	# enable the postgresql service and start it<br />
	sudo systemctl enable postgresql --now<br />
	# connect to postgresql<br />
	sudo -u postgres psql postgres<br />
	# create lemmy database user<br />
	create user lemmy with password &#39;L3mmy&#39; superuser;<br />
	# create lemmy database<br />
	create database lemmy with owner lemmy;<br />
	# close postgresql connection<br />
	exit<br />
	# add nodejs software repository<br />
	curl -sL https://deb.nodesource.com/setup_16.x | sudo bash -<br />
	# install nodejs<br />
	sudo apt install nodejs -y<br />
	# install yarn<br />
	sudo npm install -g yarn<br />
	# create lemmy user<br />
	sudo useradd -m -d /opt/lemmy lemmy<br />
	# install rust, enter 1 at the prompt<br />
	curl https://sh.rustup.rs -sSf | sh<br />
	# configure the shell<br />
	source &quot;$HOME/.cargo/env&quot;<br />
	# lookup the latest tagged release<br />
	regex=&#39;\/([0-9|\.]*)&lt;\/id&gt;&#39; &amp;&amp; response=$(curl -s https://github.com/LemmyNet/lemmy/releases.atom) &amp;&amp; [[ $response =~ $regex ]] &amp;&amp; latestTag=&quot;${BASH_REMATCH[1]}&quot;<br />
	# clone the lemmy git repository<br />
	git clone https://github.com/LemmyNet/lemmy.git ./server<br />
	# change directory to the source code<br />
	cd server<br />
	# checkout the latest tag<br />
	git checkout $latestTag<br />
	# update submodules <br />
	git submodule update --init --recursive<br />
	# generate a random 32 character string<br />
	openssl rand -base64 32<br />
	# edit the lemmy config file<br />
	nano ./config/config.hjson</div>
	</li>
	<li>Set the following values in the conf file
	<p>database: {<br />
	&emsp;password: L3mmy<br />
	}<br />
	hostname: &lt;% DNS or IP of host %&gt;<br />
	bind: &quot;127.0.0.1&quot;<br />
	tls_enabled: false<br />
	jwt_secret: &quot;&lt;% Random string from above %&gt;&quot;</p>
	</li>
	<li>Press CTRL+O, Enter, CTRL+X to write the changes</li>
	<li>Continue with the following commands
	<div class="codeBlock"># set the database connection variable<br />
	LEMMY_DATABASE_URL=postgres://lemmy:L3mmy@localhost:5432/lemmy<br />
	# build lemmy<br />
	cargo build --release<br />
	# change directory out of lemmy server<br />
	cd ..<br />
	# write the version to .txt<br />
	echo $latestTag &gt; /tmp/lemmy_version.txt<br />
	# move lemmy to /opt/lemmy<br />
	sudo mv ./server /opt/lemmy/<br />
	# switch user to lemmy<br />
	sudo su lemmy<br />
	# change directory to lemmy home<br />
	cd ~<br />
	# print working directory, should output /opt/lemmy<br />
	pwd<br />
	# clone lemmy frontend<br />
	git clone https://github.com/LemmyNet/lemmy-ui.git --recurse-submodules ./lemmy-ui<br />
	# change directory to lemmy-ui<br />
	cd lemmy-ui<br />
	# checkout the latest tag<br />
	git checkout $(cat /tmp/lemmy_version.txt)<br />
	# update submodules <br />
	git submodule update --init --recursive<br />
	# install npm dependencies<br />
	npm install --force<br />
	# build lemmy-ui<br />
	yarn build:prod<br />
	# exit lemmy shell<br />
	exit<br />
	# set owner of /opt/lemmy<br />
	sudo chown lemmy:lemmy /opt/lemmy/ -R<br />
	# create lemmy service file<br />
	sudo nano /etc/systemd/system/lemmy.service</div>
	</li>
	<li>Paste the following configuration into lemmy.service
	<p>[Unit]<br />
	Description=Lemmy</p>

	<p>[Service]<br />
	User=lemmy<br />
	Group=lemmy<br />
	Environment=LEMMY_DATABASE_URL=postgres://lemmy:L3mmy@localhost:5432/lemmy<br />
	ExecStart=/opt/lemmy/server/target/release/lemmy_server<br />
	WorkingDirectory=/opt/lemmy/server</p>

	<p>[Install]<br />
	WantedBy=multi-user.target</p>
	</li>
	<li>Press CTRL+O, Enter, CTRL+X to write the changes</li>
	<li>Continue with the following commands
	<div class="codeBlock"># create lemmy-ui service bash file<br />
	sudo nano /opt/lemmy/lemmy-ui/lemmy-ui.sh</div>
	</li>
	<li>Paste the following configuration into lemmy-ui.sh
	<p>#!/usr/bin/bash<br />
	/usr/bin/node /opt/lemmy/lemmy-ui/dist/js/server.js</p>
	</li>
	<li>Continue with the following commands
	<div class="codeBlock"># make lemmy-ui.sh executable<br />
	sudo chmod +x /opt/lemmy/lemmy-ui/lemmy-ui.sh<br />
	# create lemmy service file<br />
	sudo nano /etc/systemd/system/lemmy-ui.service</div>
	</li>
	<li>Paste the following configuration into lemmy-ui.service
	<p>[Unit]<br />
	Description=Lemmy-UI</p>

	<p>[Service]<br />
	ExecStart=/opt/lemmy/lemmy-ui/lemmy-ui.sh<br />
	Restart=always<br />
	User=lemmy<br />
	Group=lemmy<br />
	Environment=PATH=/usr/bin:/usr/local/bin<br />
	Environment=NODE_ENV=production<br />
	WorkingDirectory=/opt/lemmy/lemmy-ui</p>

	<p>[Install]<br />
	WantedBy=multi-user.target</p>
	</li>
	<li>Press CTRL+O, Enter, CTRL+X to write the changes</li>
	<li>Continue with the following commands
	<div class="codeBlock"># reload systemd services<br />
	sudo systemctl daemon-reload<br />
	# start lemmy service on boot and now<br />
	sudo systemctl enable lemmy --now<br />
	# start lemmy-ui service on boot and now<br />
	sudo systemctl enable lemmy-ui --now</div>
	</li>
	<li>Open a web browser and navigate to http://DNSorIP:1234</li>
	<li>Enter a username, email and password to create a site administrator account &gt; Click Sign Up</li>
	<li>Enter a site name and any additional optional values &gt; Click Create</li>
	<li>Welcome to Lemmy</li>
</ol>

<p>Sources: <a href="https://join-lemmy.org/docs/en/contributing/local_development.html" target="_blank">https://join-lemmy.org/docs/en/contributing/local_development.html</a>,<br />
<a href="https://join-lemmy.org/docs/en/administration/from_scratch.html" target="_blank">https://join-lemmy.org/docs/en/administration/from_scratch.html</a></p>          </div>
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