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{
pkgsArg ? import (fetchTarball {
name = "nixpkgs-21-05";
url = "https://github.com/NixOS/nixpkgs/archive/7e9b0dff974c89e070da1ad85713ff3c20b0ca97.tar.gz";
sha256 = "1ckzhh24mgz6jd1xhfgx0i9mijk6xjqxwsshnvq789xsavrmsc36";
}) {},
baseConfig ? import ./config.nix,
skipServices ? [],
}: rec {
pkgs = pkgsArg;
config = baseConfig // {
redisListenPath = "${config.runDir}/redis";
};
srv = pkgs.callPackage (import ./srv) {
inherit config;
};
redisCfg = pkgs.writeText "mediocre-blog-redisCfg" ''
port 0
unixsocket ${config.redisListenPath}
daemonize no
loglevel notice
logfile ""
appendonly yes
appendfilename "appendonly.aof"
dir ${config.dataDir}/redis
'';
redisBin = pkgs.writeScript "mediocre-blog-redisBin" ''
#!/bin/sh
mkdir -p ${config.dataDir}/redis
exec ${pkgs.redis}/bin/redis-server ${redisCfg}
'';
srvCircusCfg = ''
[watcher:srv]
cmd = ${srv.bin}
numprocesses = 1
'';
redisCircusCfg = ''
[watcher:redis]
cmd = ${redisBin}
numprocesses = 1
'';
circusCfg = pkgs.writeText "mediocre-blog-circusCfg" ''
[circus]
endpoint = tcp://127.0.0.1:0
pubsub_endpoint = tcp://127.0.0.1:0
${if (!builtins.elem "srv" skipServices) then srvCircusCfg else ""}
${if (!builtins.elem "redis" skipServices) then redisCircusCfg else ""}
'';
entrypoint = pkgs.writeScript "mediocre-blog-entrypoint" ''
#!/bin/sh
set -e
if [ ! -d ${config.runDir} ]; then
mkdir -p ${config.runDir}
fi
mkdir -p ${config.dataDir}
exec ${pkgs.circus}/bin/circusd ${circusCfg}
'';
service = pkgs.writeText "mediocre-blog" ''
[Unit]
Description=mediocregopher mediocre blog
Requires=network.target
After=network.target
[Service]
Restart=always
RestartSec=1s
User=mediocregopher
Group=mediocregopher
RuntimeDirectory=mediocre-blog
ExecStart=${entrypoint}
[Install]
WantedBy=multi-user.target
'';
install = pkgs.writeScript "mediocre-blog" ''
set -e -x
sudo cp ${service} /etc/systemd/system/mediocregopher-mediocre-blog.service
sudo systemctl daemon-reload
sudo systemctl enable mediocregopher-mediocre-blog.service
sudo systemctl restart mediocregopher-mediocre-blog.service
'';
}
|
