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Diffstat (limited to 'main/openvpn/src/openvpnserv/openvpnserv.c')
m---------main/openvpn0
-rwxr-xr-xmain/openvpn/src/openvpnserv/openvpnserv.c534
2 files changed, 0 insertions, 534 deletions
diff --git a/main/openvpn b/main/openvpn
new file mode 160000
+Subproject 7aaf01766f9718375986600216607aeb6397200
diff --git a/main/openvpn/src/openvpnserv/openvpnserv.c b/main/openvpn/src/openvpnserv/openvpnserv.c
deleted file mode 100755
index 56f5a025..00000000
--- a/main/openvpn/src/openvpnserv/openvpnserv.c
+++ /dev/null
@@ -1,534 +0,0 @@
-/*
- * OpenVPN -- An application to securely tunnel IP networks
- * over a single TCP/UDP port, with support for SSL/TLS-based
- * session authentication and key exchange,
- * packet encryption, packet authentication, and
- * packet compression.
- *
- * Copyright (C) 2002-2010 OpenVPN Technologies, Inc. <sales@openvpn.net>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation.
- *
- * This program 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program (see the file COPYING included with this
- * distribution); if not, write to the Free Software Foundation, Inc.,
- * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-
-/*
- * This program allows one or more OpenVPN processes to be started
- * as a service. To build, you must get the service sample from the
- * Platform SDK and replace Simple.c with this file.
- *
- * You should also apply service.patch to
- * service.c and service.h from the Platform SDK service sample.
- *
- * This code is designed to be built with the mingw compiler.
- */
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#elif defined(_MSC_VER)
-#include "config-msvc.h"
-#endif
-#include <windows.h>
-#include <stdlib.h>
-#include <stdio.h>
-#include <stdarg.h>
-#include <process.h>
-#include "service.h"
-
-/* bool definitions */
-#define bool int
-#define true 1
-#define false 0
-
-/* These are new for 2000/XP, so they aren't in the mingw headers yet */
-#ifndef BELOW_NORMAL_PRIORITY_CLASS
-#define BELOW_NORMAL_PRIORITY_CLASS 0x00004000
-#endif
-#ifndef ABOVE_NORMAL_PRIORITY_CLASS
-#define ABOVE_NORMAL_PRIORITY_CLASS 0x00008000
-#endif
-
-struct security_attributes
-{
- SECURITY_ATTRIBUTES sa;
- SECURITY_DESCRIPTOR sd;
-};
-
-/*
- * This event is initially created in the non-signaled
- * state. It will transition to the signaled state when
- * we have received a terminate signal from the Service
- * Control Manager which will cause an asynchronous call
- * of ServiceStop below.
- */
-#define EXIT_EVENT_NAME PACKAGE "_exit_1"
-
-/*
- * Which registry key in HKLM should
- * we get config info from?
- */
-#define REG_KEY "SOFTWARE\\" PACKAGE_NAME
-
-static HANDLE exit_event = NULL;
-
-/* clear an object */
-#define CLEAR(x) memset(&(x), 0, sizeof(x))
-
-/*
- * Message handling
- */
-#define M_INFO (0) /* informational */
-#define M_SYSERR (MSG_FLAGS_ERROR|MSG_FLAGS_SYS_CODE) /* error + system code */
-#define M_ERR (MSG_FLAGS_ERROR) /* error */
-
-/* write error to event log */
-#define MSG(flags, ...) \
- { \
- char x_msg[256]; \
- openvpn_snprintf (x_msg, sizeof(x_msg), __VA_ARGS__); \
- AddToMessageLog ((flags), x_msg); \
- }
-
-/* get a registry string */
-#define QUERY_REG_STRING(name, data) \
- { \
- len = sizeof (data); \
- status = RegQueryValueEx(openvpn_key, name, NULL, &type, data, &len); \
- if (status != ERROR_SUCCESS || type != REG_SZ) \
- { \
- SetLastError (status); \
- MSG (M_SYSERR, error_format_str, name); \
- RegCloseKey (openvpn_key); \
- goto finish; \
- } \
- }
-
-/* get a registry string */
-#define QUERY_REG_DWORD(name, data) \
- { \
- len = sizeof (DWORD); \
- status = RegQueryValueEx(openvpn_key, name, NULL, &type, (LPBYTE)&data, &len); \
- if (status != ERROR_SUCCESS || type != REG_DWORD || len != sizeof (DWORD)) \
- { \
- SetLastError (status); \
- MSG (M_SYSERR, error_format_dword, name); \
- RegCloseKey (openvpn_key); \
- goto finish; \
- } \
- }
-
-/*
- * This is necessary due to certain buggy implementations of snprintf,
- * that don't guarantee null termination for size > 0.
- * (copied from ../buffer.c, line 217)
- * (git: 100644 blob e2f8caab0a5b2a870092c6cd508a1a50c21c3ba3 buffer.c)
- */
-
-int openvpn_snprintf(char *str, size_t size, const char *format, ...)
-{
- va_list arglist;
- int len = -1;
- if (size > 0)
- {
- va_start (arglist, format);
- len = vsnprintf (str, size, format, arglist);
- va_end (arglist);
- str[size - 1] = 0;
- }
- return (len >= 0 && len < size);
-}
-
-
-bool
-init_security_attributes_allow_all (struct security_attributes *obj)
-{
- CLEAR (*obj);
-
- obj->sa.nLength = sizeof (SECURITY_ATTRIBUTES);
- obj->sa.lpSecurityDescriptor = &obj->sd;
- obj->sa.bInheritHandle = TRUE;
- if (!InitializeSecurityDescriptor (&obj->sd, SECURITY_DESCRIPTOR_REVISION))
- return false;
- if (!SetSecurityDescriptorDacl (&obj->sd, TRUE, NULL, FALSE))
- return false;
- return true;
-}
-
-HANDLE
-create_event (const char *name, bool allow_all, bool initial_state, bool manual_reset)
-{
- if (allow_all)
- {
- struct security_attributes sa;
- if (!init_security_attributes_allow_all (&sa))
- return NULL;
- return CreateEvent (&sa.sa, (BOOL)manual_reset, (BOOL)initial_state, name);
- }
- else
- return CreateEvent (NULL, (BOOL)manual_reset, (BOOL)initial_state, name);
-}
-
-void
-close_if_open (HANDLE h)
-{
- if (h != NULL)
- CloseHandle (h);
-}
-
-static bool
-match (const WIN32_FIND_DATA *find, const char *ext)
-{
- int i;
-
- if (find->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
- return false;
-
- if (!strlen (ext))
- return true;
-
- i = strlen (find->cFileName) - strlen (ext) - 1;
- if (i < 1)
- return false;
-
- return find->cFileName[i] == '.' && !_stricmp (find->cFileName + i + 1, ext);
-}
-
-/*
- * Modify the extension on a filename.
- */
-static bool
-modext (char *dest, int size, const char *src, const char *newext)
-{
- int i;
-
- if (size > 0 && (strlen (src) + 1) <= size)
- {
- strcpy (dest, src);
- dest [size - 1] = '\0';
- i = strlen (dest);
- while (--i >= 0)
- {
- if (dest[i] == '\\')
- break;
- if (dest[i] == '.')
- {
- dest[i] = '\0';
- break;
- }
- }
- if (strlen (dest) + strlen(newext) + 2 <= size)
- {
- strcat (dest, ".");
- strcat (dest, newext);
- return true;
- }
- dest [0] = '\0';
- }
- return false;
-}
-
-VOID ServiceStart (DWORD dwArgc, LPTSTR *lpszArgv)
-{
- char exe_path[MAX_PATH];
- char config_dir[MAX_PATH];
- char ext_string[16];
- char log_dir[MAX_PATH];
- char priority_string[64];
- char append_string[2];
-
- DWORD priority;
- bool append;
-
- ResetError ();
-
- if (!ReportStatusToSCMgr(SERVICE_START_PENDING, NO_ERROR, 3000))
- {
- MSG (M_ERR, "ReportStatusToSCMgr #1 failed");
- goto finish;
- }
-
- /*
- * Create our exit event
- */
- exit_event = create_event (EXIT_EVENT_NAME, false, false, true);
- if (!exit_event)
- {
- MSG (M_ERR, "CreateEvent failed");
- goto finish;
- }
-
- /*
- * If exit event is already signaled, it means we were not
- * shut down properly.
- */
- if (WaitForSingleObject (exit_event, 0) != WAIT_TIMEOUT)
- {
- MSG (M_ERR, "Exit event is already signaled -- we were not shut down properly");
- goto finish;
- }
-
- if (!ReportStatusToSCMgr(SERVICE_START_PENDING, NO_ERROR, 3000))
- {
- MSG (M_ERR, "ReportStatusToSCMgr #2 failed");
- goto finish;
- }
-
- /*
- * Read info from registry in key HKLM\SOFTWARE\OpenVPN
- */
- {
- HKEY openvpn_key;
- LONG status;
- DWORD len;
- DWORD type;
-
- static const char error_format_str[] =
- "Error querying registry key of type REG_SZ: HKLM\\" REG_KEY "\\%s";
-
- static const char error_format_dword[] =
- "Error querying registry key of type REG_DWORD: HKLM\\" REG_KEY "\\%s";
-
- status = RegOpenKeyEx(
- HKEY_LOCAL_MACHINE,
- REG_KEY,
- 0,
- KEY_READ,
- &openvpn_key);
-
- if (status != ERROR_SUCCESS)
- {
- SetLastError (status);
- MSG (M_SYSERR, "Registry key HKLM\\" REG_KEY " not found");
- goto finish;
- }
-
- /* get path to openvpn.exe */
- QUERY_REG_STRING ("exe_path", exe_path);
-
- /* get path to configuration directory */
- QUERY_REG_STRING ("config_dir", config_dir);
-
- /* get extension on configuration files */
- QUERY_REG_STRING ("config_ext", ext_string);
-
- /* get path to log directory */
- QUERY_REG_STRING ("log_dir", log_dir);
-
- /* get priority for spawned OpenVPN subprocesses */
- QUERY_REG_STRING ("priority", priority_string);
-
- /* should we truncate or append to logfile? */
- QUERY_REG_STRING ("log_append", append_string);
-
- RegCloseKey (openvpn_key);
- }
-
- /* set process priority */
- priority = NORMAL_PRIORITY_CLASS;
- if (!_stricmp (priority_string, "IDLE_PRIORITY_CLASS"))
- priority = IDLE_PRIORITY_CLASS;
- else if (!_stricmp (priority_string, "BELOW_NORMAL_PRIORITY_CLASS"))
- priority = BELOW_NORMAL_PRIORITY_CLASS;
- else if (!_stricmp (priority_string, "NORMAL_PRIORITY_CLASS"))
- priority = NORMAL_PRIORITY_CLASS;
- else if (!_stricmp (priority_string, "ABOVE_NORMAL_PRIORITY_CLASS"))
- priority = ABOVE_NORMAL_PRIORITY_CLASS;
- else if (!_stricmp (priority_string, "HIGH_PRIORITY_CLASS"))
- priority = HIGH_PRIORITY_CLASS;
- else
- {
- MSG (M_ERR, "Unknown priority name: %s", priority_string);
- goto finish;
- }
-
- /* set log file append/truncate flag */
- append = false;
- if (append_string[0] == '0')
- append = false;
- else if (append_string[0] == '1')
- append = true;
- else
- {
- MSG (M_ERR, "Log file append flag (given as '%s') must be '0' or '1'", append_string);
- goto finish;
- }
-
- /*
- * Instantiate an OpenVPN process for each configuration
- * file found.
- */
- {
- WIN32_FIND_DATA find_obj;
- HANDLE find_handle;
- BOOL more_files;
- char find_string[MAX_PATH];
-
- openvpn_snprintf (find_string, MAX_PATH, "%s\\*", config_dir);
-
- find_handle = FindFirstFile (find_string, &find_obj);
- if (find_handle == INVALID_HANDLE_VALUE)
- {
- MSG (M_ERR, "Cannot get configuration file list using: %s", find_string);
- goto finish;
- }
-
- /*
- * Loop over each config file
- */
- do {
- HANDLE log_handle = NULL;
- STARTUPINFO start_info;
- PROCESS_INFORMATION proc_info;
- struct security_attributes sa;
- char log_file[MAX_PATH];
- char log_path[MAX_PATH];
- char command_line[256];
-
- CLEAR (start_info);
- CLEAR (proc_info);
- CLEAR (sa);
-
- if (!ReportStatusToSCMgr(SERVICE_START_PENDING, NO_ERROR, 3000))
- {
- MSG (M_ERR, "ReportStatusToSCMgr #3 failed");
- FindClose (find_handle);
- goto finish;
- }
-
- /* does file have the correct type and extension? */
- if (match (&find_obj, ext_string))
- {
- /* get log file pathname */
- if (!modext (log_file, sizeof (log_file), find_obj.cFileName, "log"))
- {
- MSG (M_ERR, "Cannot construct logfile name based on: %s", find_obj.cFileName);
- FindClose (find_handle);
- goto finish;
- }
- openvpn_snprintf (log_path, sizeof(log_path),
- "%s\\%s", log_dir, log_file);
-
- /* construct command line */
- openvpn_snprintf (command_line, sizeof(command_line), PACKAGE " --service %s 1 --config \"%s\"",
- EXIT_EVENT_NAME,
- find_obj.cFileName);
-
- /* Make security attributes struct for logfile handle so it can
- be inherited. */
- if (!init_security_attributes_allow_all (&sa))
- {
- MSG (M_SYSERR, "InitializeSecurityDescriptor start_" PACKAGE " failed");
- goto finish;
- }
-
- /* open logfile as stdout/stderr for soon-to-be-spawned subprocess */
- log_handle = CreateFile (log_path,
- GENERIC_WRITE,
- FILE_SHARE_READ,
- &sa.sa,
- append ? OPEN_ALWAYS : CREATE_ALWAYS,
- FILE_ATTRIBUTE_NORMAL,
- NULL);
-
- if (log_handle == INVALID_HANDLE_VALUE)
- {
- MSG (M_SYSERR, "Cannot open logfile: %s", log_path);
- FindClose (find_handle);
- goto finish;
- }
-
- /* append to logfile? */
- if (append)
- {
- if (SetFilePointer (log_handle, 0, NULL, FILE_END) == INVALID_SET_FILE_POINTER)
- {
- MSG (M_SYSERR, "Cannot seek to end of logfile: %s", log_path);
- FindClose (find_handle);
- goto finish;
- }
- }
-
- /* fill in STARTUPINFO struct */
- GetStartupInfo(&start_info);
- start_info.cb = sizeof(start_info);
- start_info.dwFlags = STARTF_USESTDHANDLES|STARTF_USESHOWWINDOW;
- start_info.wShowWindow = SW_HIDE;
- start_info.hStdInput = GetStdHandle(STD_INPUT_HANDLE);
- start_info.hStdOutput = start_info.hStdError = log_handle;
-
- /* create an OpenVPN process for one config file */
- if (!CreateProcess(exe_path,
- command_line,
- NULL,
- NULL,
- TRUE,
- priority | CREATE_NEW_CONSOLE,
- NULL,
- config_dir,
- &start_info,
- &proc_info))
- {
- MSG (M_SYSERR, "CreateProcess failed, exe='%s' cmdline='%s' dir='%s'",
- exe_path,
- command_line,
- config_dir);
-
- FindClose (find_handle);
- CloseHandle (log_handle);
- goto finish;
- }
-
- /* close unneeded handles */
- Sleep (1000); /* try to prevent race if we close logfile
- handle before child process DUPs it */
- if (!CloseHandle (proc_info.hProcess)
- || !CloseHandle (proc_info.hThread)
- || !CloseHandle (log_handle))
- {
- MSG (M_SYSERR, "CloseHandle failed");
- goto finish;
- }
- }
-
- /* more files to process? */
- more_files = FindNextFile (find_handle, &find_obj);
-
- } while (more_files);
-
- FindClose (find_handle);
- }
-
- /* we are now fully started */
- if (!ReportStatusToSCMgr(SERVICE_RUNNING, NO_ERROR, 0))
- {
- MSG (M_ERR, "ReportStatusToSCMgr SERVICE_RUNNING failed");
- goto finish;
- }
-
- /* wait for our shutdown signal */
- if (WaitForSingleObject (exit_event, INFINITE) != WAIT_OBJECT_0)
- {
- MSG (M_ERR, "wait for shutdown signal failed");
- }
-
- finish:
- ServiceStop ();
- if (exit_event)
- CloseHandle (exit_event);
-}
-
-VOID ServiceStop()
-{
- if (exit_event)
- SetEvent(exit_event);
-}