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|
{ config, lib, pkgs, ... }:
with lib;
let
relabelHosts = [
{ source_labels = ["__address__"];
target_label = "instance";
regex = "localhost(:[0-9]+)?";
replacement = "vidhar";
}
{ source_labels = ["__address__"];
target_label = "instance";
regex = "10.141.1.2(:[0-9]+)?";
replacement = "switch01";
}
];
in {
config = {
services.prometheus = {
enable = true;
exporters = {
node = {
enable = true;
enabledCollectors = ["systemd"];
extraFlags = [
"--collector.systemd.unit-include=(dhcpcd-dsl|pppd-telekom|corerad|ndppd)\.service"
];
};
smartctl = {
enable = true;
devices = map (dev: "/dev/disk/by-path/${dev}") [
"pci-0000:00:1f.2-ata-1"
"pci-0000:00:1f.2-ata-3"
"pci-0000:00:1f.2-ata-4"
"pci-0000:00:1f.2-ata-5"
"pci-0000:00:1f.2-ata-6"
"pci-0000:02:00.0-nvme-1"
"pci-0000:05:00.0-sas-phy0-lun-0"
"pci-0000:05:00.0-sas-phy1-lun-0"
"pci-0000:06:00.0-nvme-1"
];
};
snmp = {
enable = true;
configurationPath = ./snmp.yml;
};
unbound = {
enable = true;
controlInterface = "/run/unbound/unbound.ctl";
group = config.services.unbound.group;
};
wireguard = {
enable = true;
wireguardConfig =
let
keys = {
"sif" = ["yioRagUtRvalJLrTtLp8NPiym6a3RpIcqgVfNL1iyRA=" "zIgyMw5wSernKPmMfDZ+fqaYUjbIQUhsXe+7hIZgJho="];
"surtr" = ["YP/sWEUWw51czlGxvgrgyEZ+ssx/3C9siufgd0a8d3g=" "6V2EjwvZ07Pebc9g9TNqIlQu57MvqyUsCeIOzky4Txw="];
"vidhar" = ["IOuHpNQ2ff09HCPKtKY95lDXoRhd8FIBsbB8kaMeUUA=" "jdaF4sx+dhdkTNGxQI6g6JV4XwXgD9QQJQ4f0NYy1gY="];
};
in pkgs.writeText "wireguard-config" (concatMapStringsSep "\n" ({ name, value }: ''
[Peer]
# friendly_name = ${name}
PublicKey = ${value}
AllowedIPs = ::/0
'') (concatLists (mapAttrsToList (host: hostKeys: map (nameValuePair host) hostKeys) keys)));
};
};
scrapeConfigs = [
{ job_name = "prometheus";
static_configs = [
{ targets = ["localhost:${toString config.services.prometheus.port}"]; }
];
relabel_configs = relabelHosts;
scrape_interval = "1s";
}
{ job_name = "node";
static_configs = [
{ targets = ["localhost:${toString config.services.prometheus.exporters.node.port}"]; }
];
relabel_configs = relabelHosts;
scrape_interval = "1s";
}
{ job_name = "smartctl";
static_configs = [
{ targets = ["localhost:${toString config.services.prometheus.exporters.smartctl.port}"]; }
];
relabel_configs = relabelHosts;
scrape_interval = "1s";
}
{ job_name = "snmp";
static_configs = [
{ targets = ["10.141.1.2"]; }
];
metrics_path = "/snmp";
params = {
module = ["if_mib"];
};
relabel_configs = [
{ source_labels = ["__address__"];
target_label = "__param_target";
}
] ++ relabelHosts ++
[ { replacement = "localhost:${toString config.services.prometheus.exporters.snmp.port}";
target_label = "__address__";
}
];
scrape_interval = "15s";
}
{ job_name = "zte";
static_configs = [
{ targets = ["localhost:9900"]; }
];
relabel_configs = [
{ replacement = "telekom";
target_label = "instance";
}
];
scrape_interval = "15s";
}
{ job_name = "unbound";
static_configs = [
{ targets = ["localhost:${toString config.services.prometheus.exporters.unbound.port}"]; }
];
relabel_configs = relabelHosts;
scrape_interval = "1s";
}
{ job_name = "wireguard";
static_configs = [
{ targets = ["localhost:${toString config.services.prometheus.exporters.wireguard.port}"]; }
];
relabel_configs = relabelHosts;
scrape_interval = "1s";
}
{ job_name = "corerad";
static_configs = [
{ targets = ["localhost:9430"]; }
];
relabel_configs = relabelHosts;
scrape_interval = "1s";
}
{ job_name = "nftables";
static_configs = [
{ targets = ["localhost:9901"]; }
];
relabel_configs = relabelHosts;
scrape_interval = "1s";
}
];
};
users.users.${config.services.prometheus.exporters.unbound.user} = {
description = "Prometheus unbound exporter service user";
isSystemUser = true;
group = config.services.unbound.group;
};
systemd.services."prometheus-unbound-exporter".serviceConfig = {
DynamicUser = false;
};
systemd.services."prometheus-zte-exporter@10.141.1.3" = {
wantedBy = [ "multi-user.target" ];
after = [ "network.target" ];
serviceConfig = {
Restart = "always";
PrivateTmp = true;
WorkingDirectory = "/tmp";
DynamicUser = true;
CapabilityBoundingSet = [""];
DeviceAllow = [""];
LockPersonality = true;
MemoryDenyWriteExecute = true;
NoNewPrivileges = true;
PrivateDevices = true;
ProtectClock = true;
ProtectControlGroups = true;
ProtectHome = true;
ProtectHostname = true;
ProtectKernelLogs = true;
ProtectKernelModules = true;
ProtectKernelTunables = true;
ProtectSystem = "strict";
RemoveIPC = true;
RestrictAddressFamilies = [ "AF_INET" "AF_INET6" ];
RestrictNamespaces = true;
RestrictRealtime = true;
RestrictSUIDSGID = true;
SystemCallArchitectures = "native";
UMask = "0077";
Type = "simple";
ExecStart = "${pkgs.zte-prometheus-exporter}/bin/zte-prometheus-exporter";
Environment = "ZTE_BASEURL=http://%I ZTE_HOSTNAME=localhost ZTE_PORT=9900";
EnvironmentFile = config.sops.secrets."zte_10.141.1.3".path;
};
};
sops.secrets."zte_10.141.1.3" = {
format = "binary";
sopsFile = ./zte_10.141.1.3;
};
systemd.services."prometheus-nftables-exporter" = {
wantedBy = [ "multi-user.target" ];
after = [ "network.target" ];
path = with pkgs; [ nftables ];
serviceConfig = {
Restart = "always";
# PrivateTmp = true;
# WorkingDirectory = "/tmp";
# CapabilityBoundingSet = ["CAP_SET_PCAP" "CAP_SETUID" "CAP_SETGID"];
# DynamicUser = true;
# DeviceAllow = [""];
# LockPersonality = true;
# MemoryDenyWriteExecute = true;
# NoNewPrivileges = true;
# PrivateDevices = true;
# ProtectClock = true;
# ProtectControlGroups = true;
# ProtectHome = true;
ProtectHostname = true;
ProtectKernelLogs = true;
ProtectKernelModules = true;
ProtectKernelTunables = true;
ProtectSystem = "strict";
RemoveIPC = true;
RestrictNamespaces = true;
RestrictRealtime = true;
RestrictSUIDSGID = true;
SystemCallArchitectures = "native";
UMask = "0077";
AmbientCapabilities = [ "CAP_NET_ADMIN" ];
Type = "simple";
ExecStart = "${pkgs.nftables-prometheus-exporter}/bin/nftables-prometheus-exporter";
Environment = "NFT_HOSTNAME=localhost NFT_PORT=9901";
};
};
};
}
|
