81 lines
		
	
	
	
		
			2.3 KiB
		
	
	
	
		
			Nix
		
	
	
	
	
	
			
		
		
	
	
			81 lines
		
	
	
	
		
			2.3 KiB
		
	
	
	
		
			Nix
		
	
	
	
	
	
# This derivation configures a 'cgit' instance to serve repositories
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# from a different source.
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#
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# In the first round this will just serve my GitHub repositories until
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# I'm happy with the display.
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{ pkgs, ... }:
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with pkgs.third_party;
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let
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  # Patched version of cgit that has monorepo-specific features.
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  monocgit = cgit.overrideAttrs(old: {
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    patches = old.patches ++ [
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      ./0001-cgit_monorepo_urls.patch
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      ./0002-cgit_subtree_readmes.patch
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      ./0003-cgit_subtree_about_links.patch
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    ];
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  });
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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=1
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    readme=:README.md
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    about-filter=${pkgs.tools.cheddar}/bin/cheddar
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    source-filter=${pkgs.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=${mime-types}/etc/mime.types
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    logo=/plain/fun/logo/depot-logo.png
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    # Repository configuration
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    repo.url=depot
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    repo.path=/git/depot/.git
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    repo.desc=tazjin's personal monorepo
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    repo.owner=tazjin <mail@tazj.in>
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    repo.clone-url=https://git.tazj.in ssh://source.developers.google.com:2022/p/tazjins-infrastructure/r/depot
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    repo.enable-remote-branches=1
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  '';
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  thttpdConfig = writeText "thttpd.conf" ''
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    port=8080
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    dir=${monocgit}/cgit
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    nochroot
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    novhost
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    logfile=/dev/stdout
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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 and I don't want to wait long when iterating on
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  # config.
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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 = 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 writeShellScriptBin "cgit-launch" ''
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  exec ${thttpdCgit}/bin/thttpd -D -C ${thttpdConfig}
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# ''
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