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-rw-r--r--src/sitecing-fastcgi.cc1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/sitecing-fastcgi.cc b/src/sitecing-fastcgi.cc
index 03587aa..d8f18a6 100644
--- a/src/sitecing-fastcgi.cc
+++ b/src/sitecing-fastcgi.cc
@@ -1,328 +1,329 @@
#include <sys/types.h>
#include <unistd.h>
#include <signal.h>
#include <getopt.h>
#include <pwd.h>
#include <grp.h>
#include <errno.h>
#include <syslog.h>
#include <iostream>
#include <memory>
#include <typeinfo>
using namespace std;
#include "kingate/fastcgi.h"
#include "kingate/cgi_gateway.h"
using namespace kingate;
#include "sitecing/sitecing_util.h"
#include "sitecing/util.h"
#include "sitecing/sitespace.h"
#include "sitecing/sitecing_interface_cgi.h"
#include "sitecing/cgi_component.h"
#include "sitecing/configuration.h"
#include "sitecing/magic.h"
#include "sitecing/sitecing_exception.h"
#include "sitecing/exception.h"
#include "sitecing/process_manager.h"
using namespace sitecing;
#include "config.h"
#define PHEADER PACKAGE " Version " VERSION
#define PCOPY "Copyright (c) 2004 Klever Group"
class cdummyClass : public acomponent {
public:
void main(int _magic,va_list _args) {}
void *__the_most_derived_this() { return NULL; }
} cdummyInstance;
class adummyClass : public cgi_component {
public:
void main(int _magic,va_list _args) {}
void *__the_most_derived_this() { return NULL; }
} adummyInstance;
class sitecing_fastcgi_pm : public process_manager {
public:
configuration config;
fcgi_socket *fss;
semaphore sem;
bool multi;
uid_t uid;
gid_t gid;
pid_file pidfile;
sitecing_fastcgi_pm(const string& config_file);
~sitecing_fastcgi_pm();
void process(int slot);
void run();
void give_up_privs();
};
sitecing_fastcgi_pm::sitecing_fastcgi_pm(const string& config_file)
: config(config_file), multi(false) {
if(( (config.flags&configuration::flag_user) || (config.flags&configuration::flag_group) || (config.flags&configuration::flag_chroot) ) && geteuid() )
throw konforka::exception(CODEPOINT,"can't use User, Group or Chroot when started without root privileges");
if(config.flags&configuration::flag_user) {
struct passwd *ptmp = getpwnam(config.user.c_str());
if(ptmp) {
uid = ptmp->pw_uid;
}else{
errno=0;
uid = strtol(config.user.c_str(),NULL,0);
if(errno)
throw konforka::exception(CODEPOINT,"failed to resolve User value to uid");
}
}
if(config.flags&configuration::flag_group) {
struct group *gtmp = getgrnam(config.group.c_str());
if(gtmp) {
gid = gtmp->gr_gid;
}else{
errno=0;
gid = strtol(config.group.c_str(),NULL,0);
if(errno)
throw konforka::exception(CODEPOINT,"failed to resolve Group value to gid");
}
}
if(!(config.flags&configuration::flag_root_source))
throw konforka::exception(CODEPOINT,"unspecified root for sources");
if(!(config.flags&configuration::flag_root_intermediate))
throw konforka::exception(CODEPOINT,"unspecified root for intermediate files");
if(!(config.flags&configuration::flag_root_so))
throw konforka::exception(CODEPOINT,"unspecified root for shared objects");
if(config.flags&configuration::flag_min_children)
min_children = config.min_children;
if(config.flags&configuration::flag_max_children)
max_children = config.max_children;
if(config.flags&configuration::flag_min_spare_children)
min_spare_children = config.min_spare_children;
if(config.flags&configuration::flag_max_spare_children)
max_spare_children = config.max_spare_children;
if(max_children<min_spare_children)
throw konforka::exception(CODEPOINT,"inconsistent numbers of MaxChildren and MinSpareChildren");
if(min_children>max_spare_children && max_spare_children>=0)
throw konforka::exception(CODEPOINT,"inconsistent numbers of MinChildren and MaxSpareChildren");
if(config.flags&configuration::flag_multi_process) {
multi = config.multi_process;
}else{
if(config.flags&configuration::flag_listen_socket)
multi = true;
else
multi = false;
}
fss = (config.flags&configuration::flag_listen_socket)?new fcgi_socket(config.listen_socket.c_str(),5):new fcgi_socket(0);
if(!fss)
throw konforka::exception(CODEPOINT,"failed to establish listening socket");
if(config.flags&configuration::flag_daemonize && config.daemonize) {
pid_t pf = fork();
if(pf<0)
throw konforka::exception(CODEPOINT,"failed to fork()");
if(pf) {
die_humbly=true;
_exit(0);
}
}
if(config.flags&configuration::flag_pid_file) {
pidfile.set(config.pid_file);
}
if(multi)
sem.init();
}
sitecing_fastcgi_pm::~sitecing_fastcgi_pm() {
if(fss)
delete fss;
}
void sitecing_fastcgi_pm::process(int slot) {
signal(SIGINT,SIG_DFL);
signal(SIGABRT,SIG_DFL);
signal(SIGTERM,SIG_DFL);
give_up_privs();
scoreboard_slot *sslot = sboard.get_slot(slot);
try {
sitespace ss(config);
fcgi_socket& fs = *fss;
sitecing_interface_cgi scif(&ss);
string component_path;
string action;
config_options::action_handler_t *action_handler;
int rpc = 0;
if(config.flags&configuration::flag_requests_per_child)
rpc = config.requests_per_child;
for(int req=0;(rpc<=0) || (req<rpc);rpc++) {
semaphore_lock sl;
if(multi) {
sslot->state = scoreboard_slot::state_idle;
sl.sem = &sem;
sl.lock();
}
sslot->state = scoreboard_slot::state_accept;
fcgi_interface fi(fs);
sslot->state = scoreboard_slot::state_processing;
if(multi)
sl.unlock();
cgi_gateway gw(fi);
scif.prepare(&gw);
try {
component_path = konforka::normalize_path(gw.path_info(),konforka::strip_leading_slash|konforka::strip_trailing_slash);
string full_component_path;
string sitecing_path_info;
while(true) {
full_component_path = config.root_source+'/'+component_path;
if(!access(full_component_path.c_str(),F_OK))
break;
string::size_type sl = component_path.rfind('/');
if(sl==string::npos)
throw konforka::exception(CODEPOINT,"can't find the target component");
sitecing_path_info.insert(0,component_path,sl,string::npos);
component_path.erase(sl);
}
fi.metavars["SITECING_PATH_INFO"]=sitecing_path_info;
+ fi.metavars["SITECING_COMPONENT_PATH"]=component_path;
action = component_path;
action_handler = config.lookup_action_handler(component_path);
if(action_handler) {
action = action_handler->action;
}
string pwd = konforka::dir_name(full_component_path);
if(chdir(pwd.c_str()))
throw konforka::exception(CODEPOINT,"failed to chdir() into document's directory");
so_component soc = ss.fetch(action,&scif);
if(action_handler) {
soc.ac->run(__magic_action,
config.root_source.c_str(), config.root_intermediate.c_str(), config.root_so.c_str(),
&(action_handler->args)
);
}else{
soc.ac->main(0,NULL);
}
}catch(http_status& hs) {
scif.headers["Status"] = hs.status+" "+hs.message;
string hshp = config.lookup_http_status_handler(component_path,hs.status);
if(!hshp.empty()) {
so_component hsh = ss.fetch(hshp,&scif); // TODO: handle error trying to handle status
hsh.ac->run(__magic_http_status,config.root_source.c_str(),config.root_intermediate.c_str(),
config.root_so.c_str(),action.c_str(),&hs);
}
}catch(compile_error& ce) {
config_options *co_exception_handler = config.lookup_config(component_path,config_options::flag_exception_handler);
if(co_exception_handler) {
so_component eh = ss.fetch(co_exception_handler->exception_handler,&scif); // TODO: handle error trying to handle error.
eh.ac->run(__magic_compile_error,ce.what(),config.root_source.c_str(),config.root_intermediate.c_str(),config.root_so.c_str(),ce.component_path.c_str());
}else{
ce.see(CODEPOINT);
throw;
}
}catch(preprocessor_error& pe) {
config_options *co_exception_handler = config.lookup_config(component_path,config_options::flag_exception_handler);
if(co_exception_handler) {
so_component eh = ss.fetch(co_exception_handler->exception_handler,&scif); // TODO: handle error trying to handle error.
eh.ac->run(__magic_preprocess_error,pe.what(),config.root_source.c_str(),config.root_intermediate.c_str(),config.root_so.c_str(),pe.component_name.c_str(),pe.line_number);
}else{
pe.see(CODEPOINT);
throw;
}
}catch(exception& e) {
config_options *co_exception_handler = config.lookup_config(component_path,config_options::flag_exception_handler);
if(co_exception_handler) {
so_component eh = ss.fetch(co_exception_handler->exception_handler,&scif); // TODO: handle error trying to handle error.
eh.ac->run(__magic_generic_exception,e.what(),config.root_source.c_str(),config.root_intermediate.c_str(),config.root_so.c_str(),component_path.c_str(),&e);
}
}
scif.flush();
}
}catch(exception& e) {
cerr << "->Oops: " << e.what() << endl;
}
}
void sitecing_fastcgi_pm::run() {
if(multi)
manage();
else
process(0);
}
void sitecing_fastcgi_pm::give_up_privs() {
if(config.flags&configuration::flag_chroot) {
if(chroot(config.chroot.c_str()))
throw konforka::exception(CODEPOINT,"failed to chroot()");
}
if(config.flags&configuration::flag_group) {
if((getgid()!=gid) && setgid(gid))
throw konforka::exception(CODEPOINT,"failed to setgid()");
}
if(config.flags&configuration::flag_user) {
if((getuid()!=uid) && setuid(uid))
throw konforka::exception(CODEPOINT,"failed to setuid()");
}
}
static sitecing_fastcgi_pm* _process_manager = NULL;
static void lethal_signal_handler(int signum) {
_process_manager->finishing=true;
}
int main(int argc,char **argv) {
const char* id = *argv;
const char* t;
while(t = index(id,'/')) {
id=t; id++;
}
openlog(id,LOG_PERROR|LOG_PID,LOG_USER);
try {
string config_file = "sitecing.conf";
while(true) {
static struct option opts[] = {
{ "help", no_argument, 0, 'h' },
{ "usage", no_argument, 0, 'h' },
{ "version", no_argument, 0, 'V' },
{ "license", no_argument, 0, 'L' },
{ "config", required_argument, 0, 'f' },
{ NULL, 0, 0, 0 }
};
int c = getopt_long(argc,argv,"f:hVL",opts,NULL);
if(c==-1)
break;
switch(c) {
case 'h':
cerr << PHEADER << endl
<< PCOPY << endl << endl
<< " -h, --help" << endl
<< " --usage display this text" << endl
<< " -V, --version display version number" << endl
<< " -L, --license show license" << endl
<< " -f filename, --config=filename" << endl
<< " specify configuration file to use" << endl;
exit(0);
break;
case 'V':
cerr << VERSION << endl;
exit(0);
break;
case 'L':
extern const char *COPYING;
cerr << COPYING << endl;
exit(0);
break;
case 'f':
config_file = optarg;
break;
default:
cerr << "Huh??" << endl;
break;
}
}
sitecing_fastcgi_pm sfpm(config_file);
_process_manager = &sfpm;
signal(SIGINT,lethal_signal_handler);
signal(SIGABRT,lethal_signal_handler);
signal(SIGTERM,lethal_signal_handler);
sfpm.run();
}catch(exception& e) {
/* cerr << "Oops: " << e.what() << endl; */
syslog(LOG_ERR,"uncaught exception: %s",e.what());
}
closelog();
}