Added exists endpoint

This commit is contained in:
zv0n 2022-05-20 16:44:02 +02:00
parent 87811418b1
commit b782dc1292

147
main.cpp
View File

@ -197,7 +197,8 @@ std::string getCustomKeysJson( size_t library_id ) {
for ( auto &key : custom_keys ) { for ( auto &key : custom_keys ) {
res << " {\n"; res << " {\n";
res << " \"name\": \"" << safeJson( key["name"] ) << "\",\n"; res << " \"name\": \"" << safeJson( key["name"] ) << "\",\n";
res << " \"display_name\": \"" << safeJson( key["display_name"] ) << "\",\n"; res << " \"display_name\": \""
<< safeJson( key["display_name"] ) << "\",\n";
res << " \"type\": \"" << safeJson( key["type"] ) << "\",\n"; res << " \"type\": \"" << safeJson( key["type"] ) << "\",\n";
res << " \"input\": " << safeJson( key["input"] ) << "\n"; res << " \"input\": " << safeJson( key["input"] ) << "\n";
res << " },\n"; res << " },\n";
@ -238,8 +239,7 @@ std::string getFieldDefaultJson( size_t library_id, const std::string &field ) {
std::string getLibraryPatternJson( size_t library_id ) { std::string getLibraryPatternJson( size_t library_id ) {
std::ostringstream res; std::ostringstream res;
res << "{\n \"pattern\": \"" << getLibraryPattern( library_id ) res << "{\n \"pattern\": \"" << getLibraryPattern( library_id ) << "\"}";
<< "\"}";
return res.str(); return res.str();
} }
@ -334,9 +334,11 @@ std::string renamePathJson( const std::string &path,
} else { } else {
res << "false"; res << "false";
} }
res << ",\n";
if ( !rename_result.first ) { if ( !rename_result.first ) {
res << ",\n";
res << " \"error\": \"" << safeJson( rename_result.second ) << "\"\n"; res << " \"error\": \"" << safeJson( rename_result.second ) << "\"\n";
} else {
res << "\n";
} }
res << "}"; res << "}";
return res.str(); return res.str();
@ -509,9 +511,11 @@ std::string moveJson( const std::string &path, uint64_t target_id,
} else { } else {
res << "false"; res << "false";
} }
res << ",\n";
if ( !move_result.first ) { if ( !move_result.first ) {
res << ",\n";
res << " \"error\": \"" << safeJson( move_result.second ) << "\"\n"; res << " \"error\": \"" << safeJson( move_result.second ) << "\"\n";
} else {
res << "\n";
} }
res << "}"; res << "}";
return res.str(); return res.str();
@ -572,9 +576,11 @@ std::string removeJson( const std::string &path ) {
} else { } else {
res << "false"; res << "false";
} }
res << ",\n";
if ( !remove_result.first ) { if ( !remove_result.first ) {
res << ",\n";
res << " \"error\": \"" << safeJson( remove_result.second ) << "\"\n"; res << " \"error\": \"" << safeJson( remove_result.second ) << "\"\n";
} else {
res << "\n";
} }
res << "}"; res << "}";
return res.str(); return res.str();
@ -630,6 +636,122 @@ void loginRest( const std::shared_ptr< restbed::Session > &session,
} }
} }
std::tuple< bool, bool, std::string >
exists( std::string path, bool is_in_source, uint64_t target_id ) {
if ( target_id >= cfg.getTargetPaths().size() && !is_in_source ) {
return { false, false, "Invalid target_id" };
}
if ( path[0] != '/' ) {
if ( is_in_source ) {
path = cfg.getSourcePath() + "/" + path;
} else {
path = cfg.getTargetPaths()[target_id].first + "/" + path;
}
}
// check non-canon path doesn't point outside of scope
if ( is_in_source ) {
if ( path.substr( 0, cfg.getSourcePath().length() ) !=
cfg.getSourcePath() ) {
return { false, false, "Invalid path" };
}
} else {
auto target_dir = cfg.getTargetPaths()[target_id].first;
if ( path.substr( 0, target_dir.length() ) != target_dir ) {
return { false, false, "Invalid path" };
}
}
// if file doesn't exist it cannot be a symlink to outside of scope
if ( !FSLib::exists( path ) ) {
return { true, false, "" };
}
// now check if it's not a symlink pointing somewhere outside of scope
auto canon_path = FSLib::canonical( path );
if ( is_in_source ) {
if ( canon_path.substr( 0, cfg.getSourcePath().length() ) !=
cfg.getSourcePath() ) {
return { false, false, "Invalid path" };
}
} else {
auto target_dir = cfg.getTargetPaths()[target_id].first;
if ( canon_path.substr( 0, target_dir.length() ) != target_dir ) {
return { false, false, "Invalid path" };
}
}
// we've already checked if file exists
return { true, true, "" };
}
std::string existsJson( const std::string &path, bool is_in_source,
uint64_t target_id ) {
auto exists_result = exists( path, is_in_source, target_id );
auto success = std::get< 0 >( exists_result );
auto exists = std::get< 1 >( exists_result );
auto error = std::get< 2 >( exists_result );
std::ostringstream res;
res << "{\n \"success\": ";
if ( success ) {
res << "true";
} else {
res << "false";
}
res << ",\n";
res << " \"exists\": ";
if ( exists ) {
res << "true";
} else {
res << "false";
}
if ( !success ) {
res << ",\n";
res << " \"error\": \"" << safeJson( error ) << "\"\n";
} else {
res << "\n";
}
res << "}";
return res.str();
}
void existsRest( const std::shared_ptr< restbed::Session > &session,
rapidjson::GenericDocument< rapidjson::UTF8<> > &doc ) {
if ( !verifyLogin( session, doc ) ) {
return;
}
std::string containing_dir;
if ( doc.FindMember( "path" ) == doc.MemberEnd() ||
!doc["path"].IsString() ) {
// TODO validate path, also validate against config
sendResponse( "ERROR: Invalid path!", 401, session );
return;
}
auto path = doc["path"].GetString();
bool source = false;
if ( doc.FindMember( "source" ) != doc.MemberEnd() ) {
if ( !doc["source"].IsBool() ) {
sendResponse( "ERROR: source must be a bool!", 401, session );
} else {
source = doc["source"].GetBool();
}
}
uint64_t target_id = -1;
if ( doc.FindMember( "target_id" ) != doc.MemberEnd() ) {
if ( !doc["target_id"].IsUint64() ) {
sendResponse( "ERROR: Invalid target_id!", 401, session );
} else {
target_id = doc["target_id"].GetInt();
}
}
if ( !source && target_id == ( uint64_t )-1 ) {
sendResponse(
"ERROR: path is not in source, but no target_id was provided!", 401,
session );
}
// TODO correct response code
sendResponse( existsJson( path, source, target_id ), 200, session );
}
void getOptionsCall( const std::shared_ptr< restbed::Session > &session ) { void getOptionsCall( const std::shared_ptr< restbed::Session > &session ) {
performPostFunc( session, getOptionsRest ); performPostFunc( session, getOptionsRest );
} }
@ -646,7 +768,8 @@ void getFieldDefaultCall( const std::shared_ptr< restbed::Session > &session ) {
performPostFunc( session, getFieldDefaultRest ); performPostFunc( session, getFieldDefaultRest );
} }
void getLibraryPatternCall( const std::shared_ptr< restbed::Session > &session ) { void getLibraryPatternCall(
const std::shared_ptr< restbed::Session > &session ) {
performPostFunc( session, getLibraryPatternRest ); performPostFunc( session, getLibraryPatternRest );
} }
@ -679,6 +802,10 @@ void loginCall( const std::shared_ptr< restbed::Session > &session ) {
performPostFunc( session, loginRest ); performPostFunc( session, loginRest );
} }
void existsCall( const std::shared_ptr< restbed::Session > &session ) {
performPostFunc( session, existsRest );
}
int main( int argc, char **argv ) { int main( int argc, char **argv ) {
cfg.readConfiguration( "/etc/renameserver/main.cfg" ); cfg.readConfiguration( "/etc/renameserver/main.cfg" );
@ -719,6 +846,7 @@ int main( int argc, char **argv ) {
library_pattern->set_method_handler( "POST", getLibraryPatternCall ); library_pattern->set_method_handler( "POST", getLibraryPatternCall );
service.publish( library_pattern ); service.publish( library_pattern );
// TODO multifile rename
auto rename_path = std::make_shared< restbed::Resource >(); auto rename_path = std::make_shared< restbed::Resource >();
rename_path->set_path( "/rename" ); rename_path->set_path( "/rename" );
rename_path->set_method_handler( "POST", renameCall ); rename_path->set_method_handler( "POST", renameCall );
@ -755,6 +883,11 @@ int main( int argc, char **argv ) {
login->set_method_handler( "POST", loginCall ); login->set_method_handler( "POST", loginCall );
service.publish( login ); service.publish( login );
auto exists = std::make_shared< restbed::Resource >();
exists->set_path( "/exists" );
exists->set_method_handler( "POST", existsCall );
service.publish( exists );
auto settings = std::make_shared< restbed::Settings >(); auto settings = std::make_shared< restbed::Settings >();
settings->set_port( 1984 ); settings->set_port( 1984 );
settings->set_default_header( "Connection", "close" ); settings->set_default_header( "Connection", "close" );