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tmp(server-sparv): Include some hacks from the last LAN system
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@etu
etu committed Jun 17, 2024
1 parent f8a0055 commit 8130b6a
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147 changes: 147 additions & 0 deletions hosts/server-sparv/configuration.nix
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Original file line number Diff line number Diff line change
Expand Up @@ -195,4 +195,151 @@
"gondelix" = "7e095af1-c96a-408d-ad22-334c64db9700";
};
};

# Hacks from the last LAN.
systemd.services = let
buildVlcChromecast = streamUrl: chromecastIp: port: {
description = "Service to start a streaming ${streamUrl} to chromecast ${chromecastIp}";
after = ["network-online.target"];
environment = {DISPLAY = ":0";};
preStart = ''
echo "Checking for nameservers to appear in /etc/resolv.conf";
while ! grep nameserver /etc/resolv.conf > /dev/null; do
echo "Waiting for nameservers to appear in /etc/resolv.conf";
sleep 1;
done
'';
serviceConfig = {
User = "etu";
ExecStart = pkgs.writeScript "play.sh" ''
#!${pkgs.bash}/bin/sh
${pkgs.vlc}/bin/cvlc ${streamUrl} --sout='#chromecast{ip=${chromecastIp}}' --demux-filter=demux_chromecast --sout-chromecast-http-port ${port}
'';
TimeoutStopSec = "1";
};
};

announce = "https://www.youtube.com/watch?v=dQw4w9WgXcQ"; # Currently rickroll
cameraLower = "rtsp://sparv.failar.nu:7447/pbin9NlvEBnzmUGv";
cameraUpper = "rtsp://sparv.failar.nu:7447/xiCcyx7QhrlA9xFQ";
rickroll = "https://www.youtube.com/watch?v=dQw4w9WgXcQ";
twitchSparv = "$(${pkgs.yt-dlp}/bin/yt-dlp https://www.twitch.tv/speliarvika --get-url)";
twitchSpiinken = "$(${pkgs.yt-dlp}/bin/yt-dlp https://www.twitch.tv/spiinken --get-url)";
in {
# Chromecast the cameras
vlc-chromecast-upper = (buildVlcChromecast cameraLower "10.69.0.31" "8010") // {wantedBy = ["multi-user.target"];};
vlc-chromecast-lower = (buildVlcChromecast cameraUpper "10.69.0.110" "8011") // {wantedBy = ["multi-user.target"];};

# Rickroll
vlc-chromecast-rickroll-upper = buildVlcChromecast rickroll "10.69.0.31" "8012";
vlc-chromecast-rickroll-lower = buildVlcChromecast rickroll "10.69.0.110" "8013";

# Announcement
vlc-chromecast-announce-upper = buildVlcChromecast announce "10.69.0.31" "8014";
vlc-chromecast-announce-lower = buildVlcChromecast announce "10.69.0.110" "8015";

# Twitch Spiinken
vlc-chromecast-twitch-spiinken-upper = buildVlcChromecast twitchSpiinken "10.69.0.31" "8016";
vlc-chromecast-twitch-spiinken-lower = buildVlcChromecast twitchSpiinken "10.69.0.110" "8017";

# Twitch Spiinken
vlc-chromecast-twitch-sparv-upper = buildVlcChromecast twitchSparv "10.69.0.31" "8018";
vlc-chromecast-twitch-sparv-lower = buildVlcChromecast twitchSparv "10.69.0.110" "8019";
};

# Set up admin interface
services.phpfpm.pools."foobar" = {
user = "nginx";
phpPackage = pkgs.php;
settings = {
"listen.group" = "nginx";
"listen.mode" = "0600";
"listen.owner" = "nginx";
"pm" = "dynamic";
"pm.max_children" = 5;
"pm.max_requests" = 500;
"pm.max_spare_servers" = 3;
"pm.min_spare_servers" = 1;
"pm.start_servers" = 2;
};
};

security.sudo.extraConfig = "nginx ALL=(ALL) NOPASSWD:ALL";

# Using nginx for rtmp pushing / proxying may be interesting in the future.
# https://github.com/nixcon/nixcon-video-infra/blob/e47f0ecc0a685bad42532241d7d045a75bb20c6f/modules/rtmp-push.nix
services.nginx = {
enable = true;

virtualHosts."phpfpm" = let
testdir = pkgs.writeTextDir "web/index.php" ''
<?php
$validServicePrefixes = [
'vlc-chromecast' => 'Cameras',
'vlc-chromecast-announce' => 'Announces',
'vlc-chromecast-rickroll' => 'Rickrolls',
'vlc-chromecast-twitch-sparv' => 'Twitch Sparv',
'vlc-chromecast-twitch-spiinken' => 'Twitch Spiinken',
];
foreach (array_keys($validServicePrefixes) as $validServicePrefix) {
if (isset($_GET['play']) && $_GET['play'] === $validServicePrefix) {
system("/run/wrappers/bin/sudo ${pkgs.systemd}/bin/systemctl restart ".$validServicePrefix."-upper");
system("/run/wrappers/bin/sudo ${pkgs.systemd}/bin/systemctl restart ".$validServicePrefix."-lower");
foreach (array_keys($validServicePrefixes) as $validPrefix) {
if ($_GET['play'] !== $validPrefix) {
system("/run/wrappers/bin/sudo ${pkgs.systemd}/bin/systemctl stop ".$validPrefix."-upper");
system("/run/wrappers/bin/sudo ${pkgs.systemd}/bin/systemctl stop ".$validPrefix."-lower");
}
}
header('Location: http://sparvar.failar.nu');
exit;
}
}
?>
<!DOCTYPE HTML>
<html>
<head>
<title>Sparvar player</title>
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<meta charset="UTF-8" />
<style>
body, html {
background: black;
color: white;
}
a {
color: lightblue;
font-weight: bold;
padding: 10px;
background: darkblue;
text-decoration: none;
border-radius: 8px;
line-height: 50px;
}
</style>
</head>
<body>
<h1>Sparv player</h1>
<?php
foreach ($validServicePrefixes as $service => $name) {
echo "<a href='/?play=$service'>Play $name ▶️</a><br/>".PHP_EOL;
}
?>
</body>
</html>
'';
in {
root = "${testdir}/web";
locations."~ \\.php$".extraConfig = ''
fastcgi_pass unix:${config.services.phpfpm.pools.foobar.socket};
fastcgi_index index.php;
include ${config.services.nginx.package}/conf/fastcgi_params;
include ${pkgs.nginx}/conf/fastcgi.conf;
'';
locations."/" = {
tryFiles = "$uri $uri/ index.php";
index = "index.php index.html index.htm";
};
};
};
}

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