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path: root/src/eyefiservice.cc
authorMichael Krelin <hacker@klever.net>2011-08-30 20:52:04 (UTC)
committer Michael Krelin <hacker@klever.net>2011-08-30 20:52:04 (UTC)
commit55bdd80087710b94e747a622fad8bd0ee3e3dec3 (patch) (side-by-side diff)
tree6d4b8ab76b18c7f6e3d6d2823470c8662cbdf8f5 /src/eyefiservice.cc
parent77706495aa0cc1706cfe1535b40477e004312081 (diff)
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updated list of supported suffixes
Signed-off-by: Michael Krelin <hacker@klever.net>
Diffstat (limited to 'src/eyefiservice.cc') (more/less context) (show whitespace changes)
-rw-r--r--src/eyefiservice.cc6
1 files changed, 5 insertions, 1 deletions
diff --git a/src/eyefiservice.cc b/src/eyefiservice.cc
index d7f0f04..77526b9 100644
--- a/src/eyefiservice.cc
+++ b/src/eyefiservice.cc
@@ -1,223 +1,227 @@
#include <cassert>
#include <iostream>
#include <fstream>
#include <stdexcept>
#include <iterator>
+#include <algorithm>
#include <syslog.h>
#include <sys/wait.h>
#include <autosprintf.h>
#include "eyekinfig.h"
#include "eyetil.h"
#include "soapeyefiService.h"
static binary_t session_nonce;
static bool detached_child() {
pid_t p = fork();
if(p<0) {
syslog(LOG_ERR,"Failed to fork away for hook execution");
_exit(-1);
}
if(!p) {
setsid();
for(int i=getdtablesize();i>=0;--i) close(i);
int i=open("/dev/null",O_RDWR); assert(i==0);
i = dup(i); assert(i==1);
i = dup(i); assert(i==2);
return true;
}
return false;
}
int eyefiService::StartSession(
std::string macaddress,std::string cnonce,
int transfermode,long transfermodetimestamp,
struct rns__StartSessionResponse &r ) try {
#ifndef NDEBUG
syslog(LOG_DEBUG,
"StartSession request from %s with cnonce=%s, transfermode=%d, transfermodetimestamp=%ld",
macaddress.c_str(), cnonce.c_str(), transfermode, transfermodetimestamp );
#endif
eyekinfig_t eyekinfig(macaddress);
r.credential = binary_t(macaddress+cnonce+eyekinfig.get_upload_key()).md5().hex();
r.snonce = session_nonce.make_nonce().hex();
r.transfermode=transfermode;
r.transfermodetimestamp=transfermodetimestamp;
r.upsyncallowed=false;
std::string cmd = eyekinfig.get_on_start_session();
if(!cmd.empty()) {
if(detached_child()) {
putenv( gnu::autosprintf("EYEFI_MACADDRESS=%s",macaddress.c_str()) );
putenv( gnu::autosprintf("EYEFI_TRANSFERMODE=%d",transfermode) );
putenv( gnu::autosprintf("EYEFI_TRANSFERMODETIMESTAMP=%ld",transfermodetimestamp) );
char *argv[] = { (char*)"/bin/sh", (char*)"-c", (char*)cmd.c_str(), 0 };
execv("/bin/sh",argv);
syslog(LOG_ERR,"Failed to execute '%s'",cmd.c_str());
_exit(-1);
}
}
return SOAP_OK;
}catch(std::runtime_error& e) {
syslog(LOG_ERR,"error while processing StartSession: %s",e.what());
}
int eyefiService::GetPhotoStatus(
std::string credential, std::string macaddress,
std::string filename, long filesize, std::string filesignature,
int flags,
struct rns__GetPhotoStatusResponse &r ) {
#ifndef NDEBUG
syslog(LOG_DEBUG,
"GetPhotoStatus request from %s with credential=%s, filename=%s, filesize=%ld, filesignature=%s, flags=%d; session nonce=%s",
macaddress.c_str(), credential.c_str(), filename.c_str(), filesize, filesignature.c_str(), flags,
session_nonce.hex().c_str() );
#endif
std::string computed_credential = binary_t(macaddress+eyekinfig_t(macaddress).get_upload_key()+session_nonce.hex()).md5().hex();
#ifndef NDEBUG
syslog(LOG_DEBUG, " computed credential=%s", computed_credential.c_str());
#endif
if (credential != computed_credential) throw std::runtime_error("card authentication failed");
r.fileid = 1; r.offset = 0;
return SOAP_OK;
}
int eyefiService::MarkLastPhotoInRoll(
std::string macaddress, int mergedelta,
struct rns__MarkLastPhotoInRollResponse &r ) {
#ifndef NDEBUG
syslog(LOG_DEBUG,
"MarkLastPhotoInRoll request from %s with mergedelta=%d",
macaddress.c_str(), mergedelta );
#endif
std::string cmd = eyekinfig_t(macaddress).get_on_mark_last_photo_in_roll();
if(!cmd.empty()) {
if(detached_child()) {
putenv( gnu::autosprintf("EYEFI_MACADDRESS=%s",macaddress.c_str()) );
putenv( gnu::autosprintf("EYEFI_MERGEDELTA=%d",mergedelta) );
char *argv[] = { (char*)"/bin/sh", (char*)"-c", (char*)cmd.c_str(), 0 };
execv("/bin/sh",argv);
syslog(LOG_ERR,"Failed to execute '%s'",cmd.c_str());
_exit(-1);
}
}
keep_alive = 0;
return SOAP_OK;
}
int eyefiService::UploadPhoto(
int fileid, std::string macaddress,
std::string filename, long filesize, std::string filesignature,
std::string encryption, int flags,
struct rns__UploadPhotoResponse& r ) {
#ifndef NDEBUG
syslog(LOG_DEBUG,
"UploadPhoto request from %s with fileid=%d, filename=%s, filesize=%ld,"
" filesignature=%s, encryption=%s, flags=%04X",
macaddress.c_str(), fileid, filename.c_str(), filesize,
filesignature.c_str(), encryption.c_str(), flags );
#endif
eyekinfig_t eyekinfig(macaddress);
umask(eyekinfig.get_umask());
std::string td = eyekinfig.get_targetdir();
tmpdir_t indir(td+"/.incoming.XXXXXX");
std::string tf,lf;
binary_t digest, idigest;
for(soap_multipart::iterator i=mime.begin(),ie=mime.end();i!=ie;++i) {
#ifndef NDEBUG
syslog(LOG_DEBUG,
" MIME attachment with id=%s, type=%s, size=%ld",
(*i).id, (*i).type, (long)(*i).size );
#endif
if((*i).id && !strcmp((*i).id,"INTEGRITYDIGEST")) {
std::string idigestr((*i).ptr,(*i).size);
#ifndef NDEBUG
syslog(LOG_DEBUG, " INTEGRITYDIGEST=%s", idigestr.c_str());
#endif
idigest.from_hex(idigestr);
}
if( (*i).id && !strcmp((*i).id,"FILENAME") ) {
assert( (*i).type && !strcmp((*i).type,"application/x-tar") );
#ifdef III_SAVE_TARS
std::string tarfile = indir.get_file(filename);
{
std::ofstream(tarfile.c_str(),std::ios::out|std::ios::binary).write((*i).ptr,(*i).size);
}
#endif
if(!tf.empty()) throw std::runtime_error("already seen tarball");
if(!digest.empty()) throw std::runtime_error("already have integrity digest");
digest = integrity_digest((*i).ptr,(*i).size,eyekinfig.get_upload_key());
#ifndef NDEBUG
syslog(LOG_DEBUG," computed integrity digest=%s", digest.hex().c_str());
#endif
tarchive_t a((*i).ptr,(*i).size);
while(a.read_next_header()) {
std::string f = indir.get_file(a.entry_pathname());
std::string::size_type fl = f.length();
if(fl<4) continue;
const char *s = f.c_str()+fl-4;
- if(!(strcasecmp(s,".JPG") && strcasecmp(s,".AVI")))
+ static const char *suffixes[] = { ".JPG",".AVI",".MP4",".NEF",".RAW",".TIF" };
+ if(std::find_if(suffixes,suffixes+sizeof(suffixes)/sizeof(*suffixes),
+ std::not1(std::bind1st(std::ptr_fun(strcasecmp),s)))
+ != suffixes+sizeof(suffixes)/sizeof(*suffixes))
tf = f;
else if(!strcasecmp(s,".log"))
lf = f;
else continue;
int fd=open(f.c_str(),O_CREAT|O_WRONLY,0666);
if(fd<0)
throw std::runtime_error(gnu::autosprintf("failed to create output file '%s'",f.c_str()));
if(!a.read_data_into_fd(fd))
throw std::runtime_error(gnu::autosprintf("failed to untar file into '%s'",f.c_str()));
close(fd);
}
}
}
if(tf.empty()) throw std::runtime_error("haven't seen THE file");
if(digest!=idigest) throw std::runtime_error("integrity digest verification failed");
std::string::size_type ls = tf.rfind('/');
// XXX: actually, lack of '/' signifies error here
std::string tbn = (ls==std::string::npos)?tf:tf.substr(ls+1);
ls = lf.rfind('/');
std::string lbn = (ls==std::string::npos)?lf:lf.substr(ls+1);
std::string ttf,tlf;
bool success = false;
for(int i=0;i<32767;++i) {
const char *fmt = i ? "%1$s/(%3$05d)%2$s" : "%1$s/%2$s";
ttf = (const char*)gnu::autosprintf(fmt,td.c_str(),tbn.c_str(),i);
if(!lf.empty()) tlf = (const char*)gnu::autosprintf(fmt,td.c_str(),lbn.c_str(),i);
if( (!link(tf.c_str(),ttf.c_str())) && (lf.empty()) || !link(lf.c_str(),tlf.c_str()) ) {
unlink(tf.c_str());
if(!lf.empty()) unlink(lf.c_str());
success=true;
break;
}
}
std::string cmd = eyekinfig.get_on_upload_photo();
if(success && !cmd.empty()) {
if(detached_child()) {
putenv( gnu::autosprintf("EYEFI_UPLOADED_ORIG=%s",tbn.c_str()) );
putenv( gnu::autosprintf("EYEFI_MACADDRESS=%s",macaddress.c_str()) );
putenv( gnu::autosprintf("EYEFI_UPLOADED=%s",ttf.c_str()) );
if(!lf.empty()) putenv( gnu::autosprintf("EYEFI_LOG=%s",tlf.c_str()) );
char *argv[] = { (char*)"/bin/sh", (char*)"-c", (char*)cmd.c_str(), 0 };
execv("/bin/sh",argv);
syslog(LOG_ERR,"Failed to execute '%s'",cmd.c_str());
_exit(-1);
}
}
r.success = true;
return SOAP_OK;
}