From 6830a9b32a19d3347f005a491d7a2c8f4094090c Mon Sep 17 00:00:00 2001 From: tv Date: Thu, 31 Jan 2019 14:39:02 +0100 Subject: krebs-hosts-*: generate from krebs.hosts --- krebs/3modules/hosts.nix | 57 ++++++++++++++++++++++++++++++++++++++- krebs/3modules/retiolum-hosts.nix | 26 +++--------------- 2 files changed, 59 insertions(+), 24 deletions(-) diff --git a/krebs/3modules/hosts.nix b/krebs/3modules/hosts.nix index 0985bb539..eb7fd2283 100644 --- a/krebs/3modules/hosts.nix +++ b/krebs/3modules/hosts.nix @@ -1,6 +1,5 @@ with import ; { config, ... }: let - # TODO dedup functions with ./retiolum-hosts.nix check = hostname: any (domain: hasSuffix ".${domain}" hostname) domains; domains = attrNames (filterAttrs (_: eq "hosts") config.krebs.dns.providers); in { @@ -30,6 +29,62 @@ in { map (addr: { ${addr} = aliases; }) net.addrs) (attrValues host.nets)) (attrValues config.krebs.hosts))); + + nixpkgs.config.packageOverrides = super: let + # nameValuePair name value : { "name" : name, "value" : value } + + # addr : str + # aliase : str + # hostname : str + # netname : str + + # addrAliases : nameValuePair addr [alias] + + # hostNetAliases : host -> { ${netname} : [addrAliases] } + hostNetAliases = host: + mapAttrs (_: net: filter (x: x.name != null) [ + { name = net.ip4.addr or null; value = net.aliases; } + { name = net.ip6.addr or null; value = net.aliases; } + ]) host.nets; + + # netAliases : { ${netname} : [addrAliases] } + netAliases = + foldl' + (result: host: + foldl' + # λ netAliases -> [addrAliases] -> netAliases + (result: { name, value }: result // { + ${name} = result.${name} or [] ++ value; + }) + result + (mapAttrsToList nameValuePair (hostNetAliases host)) + ) + {} + (attrValues config.krebs.hosts); + + # allAddrAliases : [addrAliases] + allAddrAliases = + flatten + (map + (host: attrValues (hostNetAliases host)) + (attrValues config.krebs.hosts)); + + # writeHosts : str -> [addrAliases] -> package + writeHosts = name: addrAliases: super.writeText name '' + ${concatMapStringsSep + "\n" + ({ name, value }: "${name} ${toString value}") + addrAliases} + ''; + in + { + krebs-hosts = writeHosts "krebs-hosts" allAddrAliases; + } + // + genAttrs' (attrNames netAliases) (netname: rec { + name = "krebs-hosts-${netname}"; + value = writeHosts name netAliases.${netname}; + }); }; } diff --git a/krebs/3modules/retiolum-hosts.nix b/krebs/3modules/retiolum-hosts.nix index ddf85ead7..2da174bea 100644 --- a/krebs/3modules/retiolum-hosts.nix +++ b/krebs/3modules/retiolum-hosts.nix @@ -1,28 +1,8 @@ with import ; -{ config, ... }: let - # TODO dedup functions with ./hosts.nix - check = hostname: any (domain: hasSuffix ".${domain}" hostname) domains; - domains = attrNames (filterAttrs (_: eq "hosts") config.krebs.dns.providers); -in { +{ config, pkgs, ... }: { nixpkgs.config.packageOverrides = super: { retiolum-hosts = - super.writeText "retiolum-hosts" '' - ${ - concatStringsSep - "\n" - (flatten - (map - (host: let - net = host.nets.retiolum; - aliases = longs; - longs = filter check net.aliases; - in - optionals - (aliases != []) - (map (addr: "${addr} ${toString aliases}") net.addrs)) - (filter (host: hasAttr "retiolum" host.nets) - (attrValues config.krebs.hosts)))) - } - ''; + trace "pkgs.retiolum-hosts is deprecated, use pkgs.krebs-hosts-retiolum instead" + pkgs.krebs-hosts-retiolum; }; } -- cgit v1.2.3