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#include "meta.h"
#include "lockable.h"
#include "maintenance.h"
#include "expiration.h"
#include "pkgimport.h"
#include "showinfo.h"
#include "mirror.h"
#include "aclogger.h"
#include "filereader.h"
#include "acfg.h"
#include "acbuf.h"
#include "sockio.h"
#include "caddrinfo.h"
#include <stdio.h>
#include <string.h>
#include <errno.h>
#include <unistd.h>
#include <signal.h>
using namespace MYSTD;
#define MAINT_HTML_DECO "maint.html"
tWUIPage::tWUIPage(int fd) :
m_reportFD(fd),
m_szDecoFile(NULL)
{
}
tWUIPage::~tWUIPage()
{
}
bool tWUIPage::SendRawData(const char *data, size_t len, int flags)
{
if(m_reportFD<3) // nothing raw to send for stdout
return true;
while(len>0)
{
int r=send(m_reportFD, data, len, flags);
if(r<0)
{
if(errno==EINTR || errno==EAGAIN)
r=0;
else
return false;
}
data+=r;
len-=r;
}
return true;
}
void tWUIPage::SendChunk(const char *data, size_t len, bool bRemoteOnly)
{
if(!data || !len || m_reportFD<0)
return;
if(m_reportFD<3)
{
ignore_value(::write(m_reportFD, data, len));
return;
}
char buf[23];
int l=sprintf(buf, "%x\r\n", (UINT) len);
SendRawData(buf, l, MSG_MORE|MSG_NOSIGNAL);
SendRawData(data, len, MSG_MORE|MSG_NOSIGNAL);
SendRawData("\r\n", 2, MSG_NOSIGNAL);
if(!bRemoteOnly)
AfterSendChunk(data, len);
}
void tWUIPage::EndTransfer()
{
SendRawData(_SZ2PS("0\r\n\r\n"), MSG_NOSIGNAL);
}
void tWUIPage::SendChunkedPageHeader(const char *httpcode, const char *mimetype)
{
tSS s(100);
s << "HTTP/1.1 " << (httpcode ? httpcode : "200") << " OK\r\n"
"Connection: close\r\n"
"Transfer-Encoding: chunked\r\n"
"Content-Type: " << (mimetype?mimetype:"text/html") << "\r\n\r\n";
SendRawData(s.data(), s.length(), MSG_MORE);
}
class tAuthRequest : public tWUIPage
{
public:
tAuthRequest(int fd) : tWUIPage(fd)
{
}
void Run(const string &)
{
const char authmsg[] = "HTTP/1.1 401 Not Authorized\r\nWWW-Authenticate: "
"Basic realm=\"For login data, see AdminAuth in Apt-Cacher NG config files\"\r\n"
"Connection: Close\r\n"
"Content-Type: text/plain\r\nContent-Length:81\r\n\r\n"
"Not Authorized. Please contact Apt-Cacher NG administrator for further questions.<br>"
"<br>"
"For Admin: Check the AdminAuth option in one of the *.conf files in Apt-Cacher NG "
"configuration directory, probably /etc/apt-cacher-ng/." ;
SendRawData(authmsg, sizeof(authmsg)-1, 0);
}
};
class authbounce : public tWUIPage
{
public:
authbounce(int fd) : tWUIPage(fd)
{
}
void Run(const string &)
{
const char authmsg[] = "HTTP/1.1 200 Not Authorized\r\n"
"Connection: Close\r\n"
"Content-Type: text/plain\r\nContent-Length: 102\r\n\r\n"
"Not Authorized. To start this action, an administrator password must be set and "
"you must be logged in.";
SendRawData(authmsg, sizeof(authmsg)-1, 0);
}
};
string & tWUIPage::GetHostname()
{
if (m_sHostname.empty())
{
struct sockaddr_storage ss;
socklen_t slen = sizeof(ss);
char hbuf[NI_MAXHOST];
if (0==getsockname(m_reportFD, (struct sockaddr *)&ss, &slen) && 0
==getnameinfo((struct sockaddr*) &ss, sizeof(ss), hbuf,
sizeof(hbuf),
NULL, 0, NI_NUMERICHOST))
{
const char *p=hbuf;
bool bAddBrs(false);
if(0==strncmp(hbuf, "::ffff:", 7) && strpbrk(p, "0123456789."))
p+=7; // no more colons there, looks like v4 IP in v6 space -> crop it
else if(strchr(p, (int) ':'))
bAddBrs=true; // full v6 address for sure, add brackets
if(bAddBrs)
m_sHostname="[";
m_sHostname+=p;
if(bAddBrs)
m_sHostname+="]";
}
else
m_sHostname="IP-of-this-cache-server";
}
return m_sHostname;
}
void DispatchAndRunMaintTask(cmstring &cmd, int conFD, const char * szAuthLine)
{
tWUIPage *pWorker(NULL);
if(!szAuthLine)
szAuthLine="";
#ifdef DEBUG
if(cmd.find("tickTack")!=stmiss)
{
tBgTester(conFD).Run(cmd);
return;
}
#endif
// not effective, why? signal(SIGPIPE, SIG_IGN);
MYTRY
{
//MYSTD::cout << "vgl: " << authLine << " und " << acfg::adminauth << "\n";
// admin actions are passed with GET parameters, appended after ?
tStrPos qpos=cmd.find('?');
if(qpos!=stmiss)
{
if( ! acfg::adminauth.empty() && acfg::adminauth!=szAuthLine )
pWorker = new tAuthRequest(conFD);
else if(StrHas(cmd, "doExpire="))
pWorker = new expiration(conFD, expiration::expire);
else if(StrHas(cmd, "justShow="))
pWorker = new expiration(conFD, expiration::list);
else if(StrHas(cmd, "justRemove="))
pWorker = new expiration(conFD, expiration::purge);
else if(StrHas(cmd, "justShowDamaged="))
pWorker = new expiration(conFD, expiration::listDamaged);
else if(StrHas(cmd, "justRemoveDamaged="))
pWorker = new expiration(conFD, expiration::purgeDamaged);
else if(StrHas(cmd, "justTruncDamaged="))
pWorker = new expiration(conFD, expiration::truncDamaged);
else if(cmd.find("doImport=")!=stmiss)
pWorker=new pkgimport(conFD);
else if(cmd.find("doMirror=")!=stmiss)
{
if(acfg::adminauth.empty())
pWorker=new authbounce(conFD);
else
pWorker=new pkgmirror(conFD);
}
else if(cmd.find("doDelete=")!=stmiss ||cmd.find("doDeleteYes=")!=stmiss)
{
if(acfg::adminauth.empty())
pWorker=new authbounce(conFD);
else
pWorker=new tDeleter(conFD);
}
else if(cmd.find("doCount=")!=stmiss)
pWorker = new tStaticFileSend(conFD, "report.html", "text/html", "200 OK");
else // ok... just show the default page
goto l_show_cnc;
}
else if (cmd.compare(1, acfg::reportpage.length(), acfg::reportpage) == 0)
{
l_show_cnc:
pWorker = new tStaticFileSend(conFD, "report.html", "text/html", "200 OK");
}
else if (cmd == "/style.css")
pWorker = new tStaticFileSend(conFD, "style.css", "text/css", "200 OK");
else
pWorker = new tStaticFileSend(conFD, "userinfo.html", "text/html",
"404 Usage Information");
if(pWorker)
pWorker->Run(cmd);
}
MYCATCH(...)
{ /* whatever */ };
delete pWorker;
}
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