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/*
* Copyright (C) 2010 Robin H.Johnson, Ovechko Kostyantyn <fastinetserver@gmail.com>.
*
* Project: IDFetch.
* Developer: Ovechko Kostyantyn Olexandrovich (Kharkiv State Technical University of Construction and Architecture, Ukraine).
* Mentor: Robin H. Johnson (Gentoo Linux: Developer, Trustee & Infrastructure Lead).
* Mentoring organization: Gentoo Linux.
* Sponsored by GSOC 2010.
*
* This file is part of Segget.
*
* Segget is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* Segget is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Segget; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "request.h"
int request(string msg){
try{
int len;
struct sockaddr_in address;
int result;
//Create a socket for the client:
sockfd = socket(AF_INET, SOCK_STREAM, 0);
//Name the socket, as agreed with the server:
address.sin_family = AF_INET;
address.sin_addr.s_addr = inet_addr(settings.request_ip.c_str());
address.sin_port = htons(settings.request_port);
len = sizeof(address);
//Connect your socket to the server’s socket:
result = connect(sockfd, (struct sockaddr *)&address, len);
if(result == -1) {
printout("Can't connect to segget daemon");
return R_PF_ERROR_ADDING_TO_PROXY_QUEUE;
}
if (msg.length()>90000){return R_PF_ERROR_ADDING_TO_PROXY_QUEUE;};
char send_buffer[100000];
strcpy(send_buffer,msg.c_str());
//You can now read and write via sockfd:
if (write(sockfd, send_buffer, strlen(send_buffer))!=(int)msg.length()){
printout("Error in request.cpp: request(): request msg size and sent data size are different.");
};
fd_set readfds, testfds;
FD_ZERO(&readfds);
FD_SET(sockfd, &readfds);
testfds = readfds;
struct timeval response_timeout;
response_timeout.tv_sec=1;
response_timeout.tv_usec=0;
result = select(FD_SETSIZE, &testfds, (fd_set *)0,
(fd_set *)0, &response_timeout);
if(FD_ISSET(sockfd,&testfds)) {
int nread;
ioctl(sockfd, FIONREAD, &nread);
char recv_buffer[1000];
if(nread == 0) {
close(sockfd);
printout("Error in request.cpp: request(): no response from segget daemon");
}else{
if (nread!=read(sockfd, recv_buffer, nread)){
printout("Error in request.cpp: request(): response msg size and received data size are different.");
};
return decode_server_response(recv_buffer);
}
}else{
printout("Error in request.cpp: request(): zero size response from segget daemon");
}
close(sockfd);
return R_PF_ERROR_ADDING_TO_PROXY_QUEUE;
}catch(...){
printout("Error: request.cpp: request()");
return R_PF_ERROR_ADDING_TO_PROXY_QUEUE;
}
}
int load_pkgs(){
try{
ifstream json_pkg_list_file;
json_pkg_list_file.exceptions (ofstream::failbit | ofstream::badbit);
try{
json_pkg_list_file.open(settings.pkg_list_file_name.c_str());
}catch(...){
printout("Error: Can't open distfile list file: "+settings.pkg_list_file_name);
return 1;
}
string buff((std::istreambuf_iterator<char>(json_pkg_list_file)), std::istreambuf_iterator<char>());
try{
json_pkg_list_file>>buff;
}catch(std::ifstream::failure e){
if (!json_pkg_list_file.eof()){
printout("Error: Can't read pkg.list file: "+(string)e.what());
return 1;
}
}catch(...){
printout("Unknown Error: Can't read pkg.list file");
return 1;
}
try{
json_pkg_list_file.close();
}catch(...){
printout("Error: Can't close pkg.list file");
}
try{
json_object *json_array_pkg_list;
json_array_pkg_list = json_tokener_parse(buff.c_str());
if (is_error(json_array_pkg_list))
printout("error parsing json:"+toString(json_tokener_errors[-(unsigned long)json_array_pkg_list]));
else {
uint pkg_count=json_object_array_length(json_array_pkg_list);
// create 0 pkg for distfiles to provide proxy-fetcher
for(uint array_item_num=0;array_item_num<pkg_count;array_item_num++){
json_object* json_obj_pkg=json_object_array_get_idx(json_array_pkg_list,array_item_num);
json_object* json_array_distfile_list=json_object_object_get(json_obj_pkg,"distfile_list");
ulong distfile_counter=json_object_array_length(json_array_distfile_list);
for(uint distfile_array_item_num=0;distfile_array_item_num<distfile_counter;distfile_array_item_num++){
json_object* json_obj_distfile=json_object_array_get_idx(json_array_distfile_list,distfile_array_item_num);
request(json_object_to_json_string(json_obj_distfile));
cout<< json_object_to_json_string(json_object_object_get(json_obj_distfile,"name"))<< endl;
}
}
}
}catch(...){
printout("Error: Can't parse json data from pkg.list file");
return 1;
}
if (settings.keep_pkg_list_file){
printout(settings.pkg_list_file_name+" will NOT be deleted");
}else{
if(remove(settings.pkg_list_file_name.c_str()) != 0 )
printout("Error in request.cpp: load_pkgs(): can't delete:"+settings.pkg_list_file_name);
else
printout(settings.pkg_list_file_name+" deleted" );
}
return 0;
}catch(...){
printout("Error in request.cpp: load_pkgs()");
return 1;
}
}
void _exit(int sig){
try{
close(sockfd);
}
catch(...)
{
//error while clossing server_sockfd
}
cout<<"Exiting. (Cought signal:"+toString(sig)+")\n\n";
exit(0);
}
int routine(){
try{
signal(SIGABRT,_exit);//If program aborts go to assigned function "segget_exit".
signal(SIGTERM,_exit);//If program terminates go to assigned function "segget_exit".
signal(SIGINT,_exit);//If program terminates go to assigned function "segget_exit".
try{
//load settings
settings.init();
}
catch(...)
{
//error while loading settings
}
try{
load_pkgs();
}catch(...){
//error while loading pkgs
}
return 0;
}catch(...)
{
printout("Error in request.cpp: routine()");
}
return 1;
}
void show_help(){
try{
printout("Usage: request [OPTIONS]");
printout("Options:");
printout("--conf-dir=PATH_TO_CONFIG_DIR Specify path to a dir containing segget.conf file. By default it's /etc/seggetd");
printout("--help Show this help.");
printout("--keep-pkglist-file Do NOT delete pkg.list file after sending request to segget daemon.");
printout("--pkglist-file=PATH_TO_PKGLIST_FILE Specify path to pkg.list file. By default it's /var/tmp/seggetd/pkg.list");
printout("");
}catch(...){
printout("Error in request.cpp: show_help()");
}
}
int parse_cli_arguments(int argc, char* argv[]){
try{
string option,name,value;
int posEqual;
for(int i = 0; i < argc; i++){
option=argv[i];
posEqual=option.find('=');
name = trim(option.substr(0,posEqual));
value = trim(option.substr(posEqual+1));
if (name=="--conf-dir") {settings.conf_dir=value; continue;};
if (name=="--pkglist-file") {settings.pkg_list_file_name=value; continue;};
if (name=="--keep-pkglist-file") {settings.keep_pkg_list_file=true; continue;};
if (name=="--help") {show_help(); _exit(0);};
}
return 0;
}catch(...){
printout("Error in request.cpp: init_curses()");
}
return 1;
}
int main(int argc, char* argv[])
{
try{
parse_cli_arguments(argc, argv);
routine();
exit (0);
}catch(...){
printout("Error in request.cpp main()");
}
exit(1);
}
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