report exceptions caught while processing requests

Signed-off-by: Michael Krelin <hacker@klever.net>

1 files changed, 13 insertions, 10 deletions

diff --git a/src/eyefiservice.cc b/src/eyefiservice.cc
index e89b2fc..276977a 100644
--- a/src/eyefiservice.cc
+++ b/src/eyefiservice.cc
@@ -21,24 +21,30 @@ static bool detached_child() {
     }
     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;
 }
 
+static int E(eyefiService* efs,const char *c,const std::exception& e) {
+    efs->keep_alive=0;
+    syslog(LOG_ERR,"error while processing %s: %s",c,e.what());
+    return efs->soap_receiverfault(gnu::autosprintf("error processing %s",c),0);
+}
+
 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();
 
@@ -51,81 +57,78 @@ int eyefiService::StartSession(
     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());
-    return soap_receiverfault(e.what(),0);
-}
+}catch(const std::exception& e) { return E(this,"StartSession",e); }
 
 int eyefiService::GetPhotoStatus(
         std::string credential, std::string macaddress,
         std::string filename, long filesize, std::string filesignature,
         int flags,
-        struct rns__GetPhotoStatusResponse &r ) {
+        struct rns__GetPhotoStatusResponse &r ) try {
 #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;
-}
+}catch(const std::exception& e) { return E(this,"GetPhotoStatus",e); }
 
 int eyefiService::MarkLastPhotoInRoll(
         std::string macaddress, int mergedelta,
-        struct rns__MarkLastPhotoInRollResponse&/* r */ ) {
+        struct rns__MarkLastPhotoInRollResponse&/* r */ ) try {
 #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;
-}
+}catch(const std::exception& e) { return E(this,"MarkLastPhotoInRoll",e); }
 
 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 ) {
+        struct rns__UploadPhotoResponse& r ) try {
 #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();
@@ -217,13 +220,13 @@ int eyefiService::UploadPhoto(
             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;
-}
+}catch(const std::exception& e) { return E(this,"UploadPhoto",e); }