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Proxy setup to allow/deny specific urls for BusinessVM
Signed-off-by: Enes Öztürk <enes.ozturk@unikie.com>
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107 changes: 107 additions & 0 deletions
107
modules/reference/services/proxy-server/3proxy-config.nix
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,107 @@ | ||
| # Copyright 2024 TII (SSRC) and the Ghaf contributors | ||
| # SPDX-License-Identifier: Apache-2.0 | ||
| { config, lib, ... }: | ||
| let | ||
| cfg = config.ghaf.reference.services.proxy-server; | ||
| inherit (lib) mkEnableOption mkIf; | ||
| # use nix-prefetch-url to calculate sha256 checksum | ||
| # TODO The urls should be fetched during boot. The script should be implemented in netvm or adminvm | ||
| #pkgs.fetchurl { | ||
| # url = "https://endpoints.office.com/endpoints/worldwide?clientrequestid=b10c5ed1-bad1-445f-b386-b919946339a7"; | ||
| # sha256 = "1zly0g23vray4wg6fjxxdys6zzksbymlzggbg75jxqcf8g9j6xnw"; | ||
| #}; | ||
| msEndpointsFile = ./ms_urls.json; | ||
| # Read and parse the JSON file | ||
| msEndpointsData = builtins.fromJSON (builtins.readFile msEndpointsFile); | ||
|
|
||
| # Extract URLs from the JSON data based on categories | ||
| msExtractUrls = map (x: x.urls or [ ]) ( | ||
| lib.filter ( | ||
| x: x.category == "Optimize" || x.category == "Allow" || x.category == "Default" | ||
| ) msEndpointsData | ||
| ); | ||
|
|
||
| msUrlsFlattened = builtins.concatLists msExtractUrls ++ [ "microsoft365.com" ]; | ||
|
|
||
| tiiUrls = [ | ||
| #for jira avatars | ||
| "*.gravatar.com" | ||
| # for confluence icons | ||
| "*.atlassian.com" | ||
| "*tii.ae" | ||
| "*tii.org" | ||
| "hcm22.sapsf.com" | ||
| "aderp.addigital.gov.ae" | ||
| "s1.mn1.ariba.com" | ||
| "tii.sourcing.mn1.ariba.com" | ||
| "a1c7ohabl.accounts.ondemand.com" | ||
| "flpnwc-ojffapwnic.dispatcher.ae1.hana.ondemand.com" | ||
| "*.docusign.com" | ||
| "access.clarivate.com" | ||
| ]; | ||
|
|
||
| ssrcUrls = [ | ||
| "*.cachix.org" | ||
| "cache.vedenemo.dev" | ||
| "vedenemo.dev" | ||
| "loki.ghaflogs.vedenemo.dev" | ||
| "ghaflogs.vedenemo.dev" | ||
| "himalia.vedenemo.dev" | ||
| ]; | ||
| netvmEntry = builtins.filter (x: x.name == "net-vm") config.ghaf.networking.hosts.entries; | ||
| netvmAddr = lib.head (builtins.map (x: x.ip) netvmEntry); | ||
| in | ||
| { | ||
| options.ghaf.reference.services.proxy-server = { | ||
| enable = mkEnableOption "Enable proxy server module"; | ||
| bindPort = lib.mkOption { | ||
| type = lib.types.int; | ||
| default = 3128; | ||
| description = "Bind port for proxy server"; | ||
| }; | ||
| }; | ||
|
|
||
| config = mkIf cfg.enable { | ||
| assertions = [ | ||
|
|
||
| ]; | ||
|
|
||
| #Firewall Settings | ||
| networking = { | ||
| firewall.enable = true; | ||
| firewall.extraCommands = '' | ||
| # Allow incoming connections to 3proxy on port ${toString cfg.bindPort} from the client's IP | ||
| iptables -I INPUT -p tcp -s 192.168.100.0/24 --dport ${toString cfg.bindPort} -j ACCEPT | ||
| iptables -I INPUT -p udp -s 192.168.100.0/24 --dport ${toString cfg.bindPort} -j ACCEPT | ||
| ''; | ||
| }; | ||
| services._3proxy = { | ||
| enable = true; | ||
| services = [ | ||
| { | ||
| type = "proxy"; | ||
| bindAddress = "${netvmAddr}"; | ||
| inherit (cfg) bindPort; | ||
| maxConnections = 200; | ||
| auth = [ "iponly" ]; | ||
| acl = [ | ||
| { | ||
| rule = "allow"; | ||
| targets = msUrlsFlattened; | ||
| } | ||
| { | ||
| rule = "allow"; | ||
| targets = tiiUrls; | ||
| } | ||
| { | ||
| rule = "allow"; | ||
| targets = ssrcUrls; | ||
| } | ||
| { rule = "deny"; } | ||
| ]; | ||
| } | ||
| ]; | ||
| }; | ||
|
|
||
| }; | ||
| } |
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