stockholm/makefu/2configs/elchos/stats.nix
2016-12-28 18:13:50 +01:00

130 lines
3.1 KiB
Nix

{ config, lib, pkgs, ... }:
# requires nsupdate to get correct hostname (from ./search.nix)
# graphite-web on port 8080
# carbon cache on port 2003 (tcp/udp)
with import <stockholm/lib>;
{
services.nginx = {
enable = mkDefault true;
virtualHosts = {
"stats.nsupdate.info" = {
enableACME = true;
forceSSL = true;
locations = {
"/" = {
proxyPass = "http://localhost:3000/";
extraConfig = ''
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
'';
};
};
};
};
};
services.grafana = {
enable = true;
addr = "127.0.0.1";
users.allowSignUp = false;
users.allowOrgCreate = false;
users.autoAssignOrg = false;
auth.anonymous.enable = true;
security = import <secrets/grafana_security.nix>; # { AdminUser = ""; adminPassword = ""}
};
services.graphite = {
beacon = {
enable = true;
config = {
graphite_url = "http://localhost:18080";
no_data = "critical";
loading_error = "normal";
prefix = "[elchos]";
cli = {
command = ''${pkgs.irc-announce}/bin/irc-announce irc.freenode.org 6667 alert0r \#elchos ' [elchos] ''${level} ''${name} ''${value}' '';
};
#smtp = {
# from = "beacon@mors.r";
# to = [
# "lass@mors.r"
# ];
#};
normal_handlers = [
# "smtp"
"cli"
];
warning_handlers = [
# "smtp"
"cli"
];
critical_handlers = [
# "smtp"
"cli"
];
alerts = let
high-load = hostid: let
host = "elch-${toString hostid}"; in {
name = "high-cpu-load-${host}";
query = "aliasByNode(perSecond(elchos.${host}.cpu.0.cpu.idle),1)";
method = "average";
interval = "1minute";
logging = "info";
repeat_interval = "5minute";
rules = [
# "warning: < 30.0"
"critical: < 1.0"
];
};
in map high-load [ 1 2 3 4 5 6 7 8 ];
};
};
api = {
enable = true;
package = pkgs.graphiteApi;
listenAddress = "127.0.0.1";
port = 18080;
};
carbon = {
enableCache = true;
# save disk usage by restricting to 1 bulk update per second
config = ''
[cache]
MAX_CACHE_SIZE = inf
MAX_UPDATES_PER_SECOND = 10
MAX_CREATES_PER_MINUTE = 5000
'';
storageSchemas = ''
[carbon]
pattern = ^carbon\.
retentions = 60:90d
[elchos]
patterhn = ^elchos\.
retentions = 10s:30d,60s:3y
[default]
pattern = ^krebs\.
retentions = 1s:30d,30s:3m,300s:1y
[default]
pattern = .*
retentions = 30s:30d,300s:1y
'';
};
};
networking.firewall = {
allowedTCPPorts = [ 2003 80 443 ];
allowedUDPPorts = [ 2003 ];
};
}