93 lines
2.4 KiB
Nix
93 lines
2.4 KiB
Nix
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# Configuration for running the TVL cgit instance using thttpd.
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{ config, depot, lib, pkgs, ... }:
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let
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inherit (pkgs) writeText;
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cfg = config.services.depot.cgit;
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cgitConfig = writeText "cgitrc" ''
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# Global configuration
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virtual-root=/
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enable-http-clone=0
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readme=:README.md
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about-filter=${depot.tools.cheddar.about-filter}/bin/cheddar-about
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source-filter=${depot.tools.cheddar}/bin/cheddar
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enable-log-filecount=1
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enable-log-linecount=1
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enable-follow-links=1
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enable-blame=1
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mimetype-file=${pkgs.mime-types}/etc/mime.types
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logo=https://static.tvl.fyi/${depot.web.static.drvHash}/logo-animated.svg
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# Repository configuration
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repo.url=depot
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repo.path=/var/lib/gerrit/git/depot.git/
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repo.desc=monorepo for the virus lounge
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repo.owner=The Virus Lounge
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repo.clone-url=https://code.tvl.fyi/depot.git
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'';
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thttpdConfig = writeText "thttpd.conf" ''
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port=${toString cfg.port}
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dir=${depot.third_party.cgit}/cgit
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nochroot
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novhost
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cgipat=**.cgi
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'';
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# Patched version of thttpd that serves cgit.cgi as the index and
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# sets the environment variable for pointing cgit at the correct
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# configuration.
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#
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# Things are done this way because recompilation of thttpd is much
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# faster than cgit.
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thttpdConfigPatch = writeText "thttpd_cgit_conf.patch" ''
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diff --git a/libhttpd.c b/libhttpd.c
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index c6b1622..eef4b73 100644
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--- a/libhttpd.c
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+++ b/libhttpd.c
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@@ -3055,4 +3055,6 @@ make_envp( httpd_conn* hc )
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envn = 0;
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+ // force cgit to load the correct configuration
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+ envp[envn++] = "CGIT_CONFIG=${cgitConfig}";
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envp[envn++] = build_env( "PATH=%s", CGI_PATH );
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#ifdef CGI_LD_LIBRARY_PATH
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'';
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thttpdCgit = pkgs.thttpd.overrideAttrs (old: {
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patches = [
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./thttpd_cgi_idx.patch
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thttpdConfigPatch
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];
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});
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in
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{
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options.services.depot.cgit = with lib; {
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enable = mkEnableOption "Run cgit web interface for depot";
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port = mkOption {
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description = "Port on which cgit should listen";
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type = types.int;
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default = 2448;
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};
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};
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config = lib.mkIf cfg.enable {
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systemd.services.cgit = {
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wantedBy = [ "multi-user.target" ];
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serviceConfig = {
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Restart = "on-failure";
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User = "git";
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Group = "git";
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ExecStart = pkgs.writeShellScript "cgit-launch" ''
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exec ${thttpdCgit}/bin/thttpd -D -C ${thttpdConfig}
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'';
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};
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};
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};
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}
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