boinc/client/file_names.C

287 lines
7.2 KiB
C

// Berkeley Open Infrastructure for Network Computing
// http://boinc.berkeley.edu
// Copyright (C) 2005 University of California
//
// This 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.
//
// This software 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.
//
// To view the GNU Lesser General Public License visit
// http://www.gnu.org/copyleft/lesser.html
// or write to the Free Software Foundation, Inc.,
// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#include "cpp.h"
#ifdef _WIN32
#include "boinc_win.h"
#endif
#ifndef _WIN32
#include "config.h"
#include <cstdio>
#include <sys/stat.h>
#include <cctype>
#endif
#include "filesys.h"
#include "error_numbers.h"
#include "client_msgs.h"
#include "client_state.h"
#include "util.h"
#include "file_names.h"
void escape_project_url(char *in, char* out) {
escape_url_readable(in, out);
char& last = out[strlen(out)-1];
// remove trailing _
if (last == '_') {
last = '\0';
}
}
void get_project_dir(PROJECT* p, char* path) {
char buf[256];
escape_project_url(p->master_url, buf);
sprintf(path, "%s/%s", PROJECTS_DIR, buf);
}
// Gets the pathname of a file
//
void get_pathname(FILE_INFO* fip, char* path) {
PROJECT* p = fip->project;
char buf[256];
// for testing purposes, it's handy to allow a FILE_INFO without
// an associated PROJECT.
//
if (p) {
get_project_dir(p, buf);
sprintf(path, "%s/%s", buf, fip->name);
} else {
strcpy(path, fip->name);
}
}
void get_sched_request_filename(PROJECT& project, char* buf) {
char url[256];
escape_project_url(project.master_url, url);
sprintf(buf, "%s%s.xml", SCHED_OP_REQUEST_BASE, url);
}
void get_sched_reply_filename(PROJECT& project, char* buf) {
char url[256];
escape_project_url(project.master_url, url);
sprintf(buf, "%s%s.xml", SCHED_OP_REPLY_BASE, url);
}
void get_master_filename(PROJECT& project, char* buf) {
char url[256];
escape_project_url(project.master_url, url);
sprintf(buf, "%s%s.xml", MASTER_BASE, url);
}
// Returns the location of a numbered slot directory
//
void get_slot_dir(int slot, char* path) {
sprintf(path, "%s/%d", SLOTS_DIR, slot);
}
// Create the directory for the project p
//
int make_project_dir(PROJECT& p) {
char buf[256];
int retval;
boinc_mkdir(PROJECTS_DIR);
#ifdef SANDBOX
chmod(PROJECTS_DIR,
S_IRUSR|S_IWUSR|S_IXUSR
|S_IRGRP|S_IWGRP|S_IXGRP
|S_IROTH|S_IXOTH
);
#endif
get_project_dir(&p, buf);
retval = boinc_mkdir(buf);
#ifdef SANDBOX
chmod(buf,
S_IRUSR|S_IWUSR|S_IXUSR
|S_IRGRP|S_IWGRP|S_IXGRP
|S_IROTH|S_IXOTH
);
set_to_project_group(buf);
#endif
return retval;
}
int remove_project_dir(PROJECT& p) {
char buf[256];
int retval;
get_project_dir(&p, buf);
retval = clean_out_dir(buf);
if (retval) {
msg_printf(&p, MSG_ERROR, "Can't delete file %s", boinc_failed_file);
return retval;
}
return boinc_rmdir(buf);
}
// Create the slot directory for the specified slot #
//
int make_slot_dir(int slot) {
char buf[256];
if (slot<0) {
msg_printf(NULL, MSG_ERROR, "Bad slot number %d", slot);
return ERR_NEG;
}
boinc_mkdir(SLOTS_DIR);
#ifdef SANDBOX
chmod(SLOTS_DIR,
S_IRUSR|S_IWUSR|S_IXUSR
|S_IRGRP|S_IWGRP|S_IXGRP
|S_IROTH|S_IXOTH
);
#endif
get_slot_dir(slot, buf);
int retval = boinc_mkdir(buf);
#ifdef SANDBOX
chmod(buf,
S_IRUSR|S_IWUSR|S_IXUSR
|S_IRGRP|S_IWGRP|S_IXGRP
|S_IROTH|S_IXOTH
);
set_to_project_group(buf);
#endif
return retval;
}
// A slot dir can't be cleaned out
// (e.g. a virus-checker has a file locked).
// Rename it to DELETE_ME_x
//
int rename_slot_dir(int slot) {
char oldname[256], newname[256];
sprintf(oldname, "%s/%d", SLOTS_DIR, slot);
sprintf(newname, "%s/DELETE_ME_%d_%d", SLOTS_DIR, slot, (int)gstate.now);
int retval = rename(oldname, newname);
if (retval) return ERR_RENAME;
return 0;
}
// delete directories created by the above
//
void delete_old_slot_dirs() {
char filename[256], path[256];
DIRREF dirp;
int retval;
dirp = dir_open(SLOTS_DIR);
if (!dirp) return;
while (1) {
strcpy(filename, "");
retval = dir_scan(filename, dirp, sizeof(filename));
if (retval) break;
if (strstr(filename, "DELETE_ME")) {
sprintf(path, "%s/%s", SLOTS_DIR, filename);
clean_out_dir(path);
boinc_rmdir(path);
}
}
}
void get_account_filename(char* master_url, char* path) {
char buf[256];
escape_project_url(master_url, buf);
sprintf(path, "account_%s.xml", buf);
}
static bool bad_account_filename(const char* filename) {
msg_printf(NULL, MSG_ERROR, "Invalid account filename: %s", filename);
return false;
}
// account filenames are of the form
// account_URL.xml
// where URL is master URL with slashes replaced by underscores
//
bool is_account_file(const char* filename) {
const char* p, *q;
p = strstr(filename, "account_");
if (p != filename) return false;
q = filename + strlen("account_");
p = strstr(q, ".xml");
if (!p) return bad_account_filename(filename);
if (p == q) return bad_account_filename(filename);
q = p + strlen(".xml");
if (strlen(q)) return bad_account_filename(filename);
return true;
}
// statistics filenames are of the form
// statistics_URL.xml
// where URL is master URL with slashes replaced by underscores
//
bool is_statistics_file(const char* filename) {
const char* p, *q;
p = strstr(filename, "statistics_");
if (p != filename) return false;
q = filename + strlen("statistics_");
p = strstr(q, ".");
if (!p) return bad_account_filename(filename);
if (p == q) return bad_account_filename(filename);
q = p+1;
p = strstr(q, ".xml");
if (!p) return bad_account_filename(filename);
if (p == q) return bad_account_filename(filename);
q = p + strlen(".xml");
if (strlen(q)) return bad_account_filename(filename);
return true;
}
void get_statistics_filename(char* master_url, char* path) {
char buf[256];
escape_project_url(master_url, buf);
sprintf(path, "statistics_%s.xml", buf);
}
bool is_image_file(const char* filename) {
std::string fn = filename;
downcase_string(fn);
if (ends_with(fn, std::string(".jpg"))) return true;
if (ends_with(fn, std::string(".jpeg"))) return true;
if (ends_with(fn, std::string(".png"))) return true;
return false;
}
int set_to_project_group(const char* path) {
#ifdef SANDBOX
char buf[1024];
sprintf(buf, "%s/%s %s", SWITCHER_DIR, SETPROJECTGRP_FILE_NAME, path);
if (system(buf))
return ERR_CHOWN;
return 0;
#else
return ERR_CHOWN;
#endif
}
const char *BOINC_RCSID_7d362a6a52 = "$Id$";