Merge branch 'jn/gitweb-fastcgi'
* jn/gitweb-fastcgi: gitweb: Run in FastCGI mode if gitweb script has .fcgi extension gitweb: Add support for FastCGI, using CGI::Fast gitweb: Put all per-connection code in run() subroutine
This commit is contained in:
Junio C Hamano
commit
a031d76eeb
@ -28,34 +28,42 @@ BEGIN {
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CGI->compile() if $ENV{'MOD_PERL'};
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}
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our $cgi = new CGI;
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our $version = "++GIT_VERSION++";
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our $my_url = $cgi->url();
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our $my_uri = $cgi->url(-absolute => 1);
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# Base URL for relative URLs in gitweb ($logo, $favicon, ...),
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# needed and used only for URLs with nonempty PATH_INFO
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our $base_url = $my_url;
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our ($my_url, $my_uri, $base_url, $path_info, $home_link);
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sub evaluate_uri {
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our $cgi;
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# When the script is used as DirectoryIndex, the URL does not contain the name
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# of the script file itself, and $cgi->url() fails to strip PATH_INFO, so we
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# have to do it ourselves. We make $path_info global because it's also used
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# later on.
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#
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# Another issue with the script being the DirectoryIndex is that the resulting
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# $my_url data is not the full script URL: this is good, because we want
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# generated links to keep implying the script name if it wasn't explicitly
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# indicated in the URL we're handling, but it means that $my_url cannot be used
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# as base URL.
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# Therefore, if we needed to strip PATH_INFO, then we know that we have
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# to build the base URL ourselves:
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our $path_info = $ENV{"PATH_INFO"};
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if ($path_info) {
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if ($my_url =~ s,\Q$path_info\E$,, &&
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$my_uri =~ s,\Q$path_info\E$,, &&
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defined $ENV{'SCRIPT_NAME'}) {
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$base_url = $cgi->url(-base => 1) . $ENV{'SCRIPT_NAME'};
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our $my_url = $cgi->url();
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our $my_uri = $cgi->url(-absolute => 1);
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# Base URL for relative URLs in gitweb ($logo, $favicon, ...),
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# needed and used only for URLs with nonempty PATH_INFO
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our $base_url = $my_url;
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# When the script is used as DirectoryIndex, the URL does not contain the name
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# of the script file itself, and $cgi->url() fails to strip PATH_INFO, so we
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# have to do it ourselves. We make $path_info global because it's also used
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# later on.
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#
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# Another issue with the script being the DirectoryIndex is that the resulting
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# $my_url data is not the full script URL: this is good, because we want
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# generated links to keep implying the script name if it wasn't explicitly
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# indicated in the URL we're handling, but it means that $my_url cannot be used
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# as base URL.
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# Therefore, if we needed to strip PATH_INFO, then we know that we have
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# to build the base URL ourselves:
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our $path_info = $ENV{"PATH_INFO"};
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if ($path_info) {
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if ($my_url =~ s,\Q$path_info\E$,, &&
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$my_uri =~ s,\Q$path_info\E$,, &&
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defined $ENV{'SCRIPT_NAME'}) {
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$base_url = $cgi->url(-base => 1) . $ENV{'SCRIPT_NAME'};
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}
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}
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# target of the home link on top of all pages
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our $home_link = $my_uri || "/";
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}
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# core git executable to use
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@ -70,9 +78,6 @@ our $projectroot = "++GITWEB_PROJECTROOT++";
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# the number is relative to the projectroot
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our $project_maxdepth = "++GITWEB_PROJECT_MAXDEPTH++";
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# target of the home link on top of all pages
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our $home_link = $my_uri || "/";
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# string of the home link on top of all pages
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our $home_link_str = "++GITWEB_HOME_LINK_STR++";
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@ -566,15 +571,18 @@ sub filter_snapshot_fmts {
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!$known_snapshot_formats{$_}{'disabled'}} @fmts;
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}
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our $GITWEB_CONFIG = $ENV{'GITWEB_CONFIG'} || "++GITWEB_CONFIG++";
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our $GITWEB_CONFIG_SYSTEM = $ENV{'GITWEB_CONFIG_SYSTEM'} || "++GITWEB_CONFIG_SYSTEM++";
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# die if there are errors parsing config file
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if (-e $GITWEB_CONFIG) {
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do $GITWEB_CONFIG;
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die $@ if $@;
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} elsif (-e $GITWEB_CONFIG_SYSTEM) {
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do $GITWEB_CONFIG_SYSTEM;
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die $@ if $@;
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our ($GITWEB_CONFIG, $GITWEB_CONFIG_SYSTEM);
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sub evaluate_gitweb_config {
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our $GITWEB_CONFIG = $ENV{'GITWEB_CONFIG'} || "++GITWEB_CONFIG++";
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our $GITWEB_CONFIG_SYSTEM = $ENV{'GITWEB_CONFIG_SYSTEM'} || "++GITWEB_CONFIG_SYSTEM++";
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# die if there are errors parsing config file
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if (-e $GITWEB_CONFIG) {
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do $GITWEB_CONFIG;
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die $@ if $@;
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} elsif (-e $GITWEB_CONFIG_SYSTEM) {
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do $GITWEB_CONFIG_SYSTEM;
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die $@ if $@;
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}
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}
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# Get loadavg of system, to compare against $maxload.
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@ -600,13 +608,16 @@ sub get_loadavg {
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}
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# version of the core git binary
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our $git_version = qx("$GIT" --version) =~ m/git version (.*)$/ ? $1 : "unknown";
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$number_of_git_cmds++;
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our $git_version;
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sub evaluate_git_version {
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our $git_version = qx("$GIT" --version) =~ m/git version (.*)$/ ? $1 : "unknown";
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$number_of_git_cmds++;
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}
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$projects_list ||= $projectroot;
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if (defined $maxload && get_loadavg() > $maxload) {
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die_error(503, "The load average on the server is too high");
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sub check_loadavg {
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if (defined $maxload && get_loadavg() > $maxload) {
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die_error(503, "The load average on the server is too high");
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}
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}
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# ======================================================================
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@ -693,11 +704,15 @@ our %allowed_options = (
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# should be single values, but opt can be an array. We should probably
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# build an array of parameters that can be multi-valued, but since for the time
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# being it's only this one, we just single it out
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while (my ($name, $symbol) = each %cgi_param_mapping) {
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if ($symbol eq 'opt') {
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$input_params{$name} = [ $cgi->param($symbol) ];
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} else {
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$input_params{$name} = $cgi->param($symbol);
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sub evaluate_query_params {
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our $cgi;
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while (my ($name, $symbol) = each %cgi_param_mapping) {
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if ($symbol eq 'opt') {
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$input_params{$name} = [ $cgi->param($symbol) ];
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} else {
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$input_params{$name} = $cgi->param($symbol);
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}
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}
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}
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@ -844,125 +859,134 @@ sub evaluate_path_info {
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}
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}
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}
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evaluate_path_info();
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our $action = $input_params{'action'};
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if (defined $action) {
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if (!validate_action($action)) {
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die_error(400, "Invalid action parameter");
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our ($action, $project, $file_name, $file_parent, $hash, $hash_parent, $hash_base,
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$hash_parent_base, @extra_options, $page, $searchtype, $search_use_regexp,
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$searchtext, $search_regexp);
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sub evaluate_and_validate_params {
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our $action = $input_params{'action'};
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if (defined $action) {
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if (!validate_action($action)) {
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die_error(400, "Invalid action parameter");
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}
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}
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}
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# parameters which are pathnames
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our $project = $input_params{'project'};
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if (defined $project) {
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if (!validate_project($project)) {
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undef $project;
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die_error(404, "No such project");
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# parameters which are pathnames
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our $project = $input_params{'project'};
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if (defined $project) {
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if (!validate_project($project)) {
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undef $project;
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die_error(404, "No such project");
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}
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}
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}
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our $file_name = $input_params{'file_name'};
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if (defined $file_name) {
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if (!validate_pathname($file_name)) {
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die_error(400, "Invalid file parameter");
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our $file_name = $input_params{'file_name'};
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if (defined $file_name) {
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if (!validate_pathname($file_name)) {
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die_error(400, "Invalid file parameter");
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}
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}
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}
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our $file_parent = $input_params{'file_parent'};
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if (defined $file_parent) {
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if (!validate_pathname($file_parent)) {
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die_error(400, "Invalid file parent parameter");
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our $file_parent = $input_params{'file_parent'};
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if (defined $file_parent) {
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if (!validate_pathname($file_parent)) {
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die_error(400, "Invalid file parent parameter");
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}
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}
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}
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# parameters which are refnames
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our $hash = $input_params{'hash'};
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if (defined $hash) {
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if (!validate_refname($hash)) {
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die_error(400, "Invalid hash parameter");
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# parameters which are refnames
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our $hash = $input_params{'hash'};
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if (defined $hash) {
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if (!validate_refname($hash)) {
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die_error(400, "Invalid hash parameter");
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}
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}
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}
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our $hash_parent = $input_params{'hash_parent'};
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if (defined $hash_parent) {
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if (!validate_refname($hash_parent)) {
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die_error(400, "Invalid hash parent parameter");
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our $hash_parent = $input_params{'hash_parent'};
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if (defined $hash_parent) {
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if (!validate_refname($hash_parent)) {
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die_error(400, "Invalid hash parent parameter");
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}
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}
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}
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our $hash_base = $input_params{'hash_base'};
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if (defined $hash_base) {
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if (!validate_refname($hash_base)) {
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die_error(400, "Invalid hash base parameter");
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our $hash_base = $input_params{'hash_base'};
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if (defined $hash_base) {
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if (!validate_refname($hash_base)) {
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die_error(400, "Invalid hash base parameter");
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}
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}
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}
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our @extra_options = @{$input_params{'extra_options'}};
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# @extra_options is always defined, since it can only be (currently) set from
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# CGI, and $cgi->param() returns the empty array in array context if the param
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# is not set
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foreach my $opt (@extra_options) {
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if (not exists $allowed_options{$opt}) {
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die_error(400, "Invalid option parameter");
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our @extra_options = @{$input_params{'extra_options'}};
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# @extra_options is always defined, since it can only be (currently) set from
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# CGI, and $cgi->param() returns the empty array in array context if the param
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# is not set
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foreach my $opt (@extra_options) {
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if (not exists $allowed_options{$opt}) {
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die_error(400, "Invalid option parameter");
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}
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if (not grep(/^$action$/, @{$allowed_options{$opt}})) {
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die_error(400, "Invalid option parameter for this action");
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}
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}
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if (not grep(/^$action$/, @{$allowed_options{$opt}})) {
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die_error(400, "Invalid option parameter for this action");
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}
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}
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our $hash_parent_base = $input_params{'hash_parent_base'};
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if (defined $hash_parent_base) {
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if (!validate_refname($hash_parent_base)) {
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die_error(400, "Invalid hash parent base parameter");
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our $hash_parent_base = $input_params{'hash_parent_base'};
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if (defined $hash_parent_base) {
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if (!validate_refname($hash_parent_base)) {
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die_error(400, "Invalid hash parent base parameter");
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}
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}
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}
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# other parameters
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our $page = $input_params{'page'};
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if (defined $page) {
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if ($page =~ m/[^0-9]/) {
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die_error(400, "Invalid page parameter");
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# other parameters
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our $page = $input_params{'page'};
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if (defined $page) {
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if ($page =~ m/[^0-9]/) {
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die_error(400, "Invalid page parameter");
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}
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}
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}
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our $searchtype = $input_params{'searchtype'};
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if (defined $searchtype) {
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if ($searchtype =~ m/[^a-z]/) {
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die_error(400, "Invalid searchtype parameter");
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our $searchtype = $input_params{'searchtype'};
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if (defined $searchtype) {
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if ($searchtype =~ m/[^a-z]/) {
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die_error(400, "Invalid searchtype parameter");
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}
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}
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}
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our $search_use_regexp = $input_params{'search_use_regexp'};
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our $search_use_regexp = $input_params{'search_use_regexp'};
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our $searchtext = $input_params{'searchtext'};
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our $search_regexp;
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if (defined $searchtext) {
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if (length($searchtext) < 2) {
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die_error(403, "At least two characters are required for search parameter");
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our $searchtext = $input_params{'searchtext'};
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our $search_regexp;
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if (defined $searchtext) {
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if (length($searchtext) < 2) {
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die_error(403, "At least two characters are required for search parameter");
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}
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$search_regexp = $search_use_regexp ? $searchtext : quotemeta $searchtext;
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}
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$search_regexp = $search_use_regexp ? $searchtext : quotemeta $searchtext;
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}
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# path to the current git repository
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our $git_dir;
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$git_dir = "$projectroot/$project" if $project;
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sub evaluate_git_dir {
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our $git_dir = "$projectroot/$project" if $project;
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}
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# list of supported snapshot formats
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our @snapshot_fmts = gitweb_get_feature('snapshot');
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@snapshot_fmts = filter_snapshot_fmts(@snapshot_fmts);
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our (@snapshot_fmts, $git_avatar);
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sub configure_gitweb_features {
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# list of supported snapshot formats
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our @snapshot_fmts = gitweb_get_feature('snapshot');
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@snapshot_fmts = filter_snapshot_fmts(@snapshot_fmts);
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# check that the avatar feature is set to a known provider name,
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# and for each provider check if the dependencies are satisfied.
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# if the provider name is invalid or the dependencies are not met,
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# reset $git_avatar to the empty string.
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our ($git_avatar) = gitweb_get_feature('avatar');
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if ($git_avatar eq 'gravatar') {
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$git_avatar = '' unless (eval { require Digest::MD5; 1; });
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} elsif ($git_avatar eq 'picon') {
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# no dependencies
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} else {
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$git_avatar = '';
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# check that the avatar feature is set to a known provider name,
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# and for each provider check if the dependencies are satisfied.
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# if the provider name is invalid or the dependencies are not met,
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# reset $git_avatar to the empty string.
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our ($git_avatar) = gitweb_get_feature('avatar');
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if ($git_avatar eq 'gravatar') {
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$git_avatar = '' unless (eval { require Digest::MD5; 1; });
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} elsif ($git_avatar eq 'picon') {
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# no dependencies
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} else {
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$git_avatar = '';
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}
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}
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# custom error handler: 'die <message>' is Internal Server Error
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@ -981,27 +1005,109 @@ sub handle_errors_html {
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set_message(\&handle_errors_html);
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# dispatch
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if (!defined $action) {
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if (defined $hash) {
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$action = git_get_type($hash);
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} elsif (defined $hash_base && defined $file_name) {
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$action = git_get_type("$hash_base:$file_name");
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} elsif (defined $project) {
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$action = 'summary';
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} else {
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$action = 'project_list';
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sub dispatch {
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if (!defined $action) {
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if (defined $hash) {
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$action = git_get_type($hash);
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} elsif (defined $hash_base && defined $file_name) {
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$action = git_get_type("$hash_base:$file_name");
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} elsif (defined $project) {
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$action = 'summary';
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} else {
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$action = 'project_list';
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}
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}
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if (!defined($actions{$action})) {
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die_error(400, "Unknown action");
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}
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if ($action !~ m/^(?:opml|project_list|project_index)$/ &&
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!$project) {
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die_error(400, "Project needed");
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}
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$actions{$action}->();
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}
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if (!defined($actions{$action})) {
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die_error(400, "Unknown action");
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sub run_request {
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our $t0 = [Time::HiRes::gettimeofday()]
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if defined $t0;
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evaluate_uri();
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evaluate_gitweb_config();
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evaluate_git_version();
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check_loadavg();
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# $projectroot and $projects_list might be set in gitweb config file
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$projects_list ||= $projectroot;
|
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evaluate_query_params();
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evaluate_path_info();
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evaluate_and_validate_params();
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evaluate_git_dir();
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configure_gitweb_features();
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dispatch();
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}
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if ($action !~ m/^(?:opml|project_list|project_index)$/ &&
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!$project) {
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die_error(400, "Project needed");
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our $is_last_request = sub { 1 };
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our ($pre_dispatch_hook, $post_dispatch_hook, $pre_listen_hook);
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our $CGI = 'CGI';
|
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our $cgi;
|
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sub configure_as_fcgi {
|
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require CGI::Fast;
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our $CGI = 'CGI::Fast';
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|
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my $request_number = 0;
|
||||
# let each child service 100 requests
|
||||
our $is_last_request = sub { ++$request_number > 100 };
|
||||
}
|
||||
$actions{$action}->();
|
||||
DONE_GITWEB:
|
||||
1;
|
||||
sub evaluate_argv {
|
||||
my $script_name = $ENV{'SCRIPT_NAME'} || $ENV{'SCRIPT_FILENAME'} || __FILE__;
|
||||
configure_as_fcgi()
|
||||
if $script_name =~ /\.fcgi$/;
|
||||
|
||||
return unless (@ARGV);
|
||||
|
||||
require Getopt::Long;
|
||||
Getopt::Long::GetOptions(
|
||||
'fastcgi|fcgi|f' => \&configure_as_fcgi,
|
||||
'nproc|n=i' => sub {
|
||||
my ($arg, $val) = @_;
|
||||
return unless eval { require FCGI::ProcManager; 1; };
|
||||
my $proc_manager = FCGI::ProcManager->new({
|
||||
n_processes => $val,
|
||||
});
|
||||
our $pre_listen_hook = sub { $proc_manager->pm_manage() };
|
||||
our $pre_dispatch_hook = sub { $proc_manager->pm_pre_dispatch() };
|
||||
our $post_dispatch_hook = sub { $proc_manager->pm_post_dispatch() };
|
||||
},
|
||||
);
|
||||
}
|
||||
|
||||
sub run {
|
||||
evaluate_argv();
|
||||
|
||||
$pre_listen_hook->()
|
||||
if $pre_listen_hook;
|
||||
|
||||
REQUEST:
|
||||
while ($cgi = $CGI->new()) {
|
||||
$pre_dispatch_hook->()
|
||||
if $pre_dispatch_hook;
|
||||
|
||||
run_request();
|
||||
|
||||
$pre_dispatch_hook->()
|
||||
if $post_dispatch_hook;
|
||||
|
||||
last REQUEST if ($is_last_request->());
|
||||
}
|
||||
|
||||
DONE_GITWEB:
|
||||
1;
|
||||
}
|
||||
|
||||
run();
|
||||
|
||||
## ======================================================================
|
||||
## action links
|
||||
|
||||
Loading…
Reference in New Issue
Block a user