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4289bf9c0de256be86f05a416931c9a7ce635ad1
zTC1/TC1/ota_server/ota_server.c
Zip 4b444d2154 fix:ota失败时无数据返回的问题 
版本0.4
2019-03-27 09:00:41 +08:00

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/**
******************************************************************************
* @file ota_server.c
* @author QQ ding
* @version V1.0.0
* @date 19-Oct-2016
* @brief Create a OTA server thread, download update bin file. Reboot system
* if download success.
******************************************************************************
*
* The MIT License
* Copyright (c) 2016 MXCHIP Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is furnished
* to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR
* IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
******************************************************************************
*/
#include "mico.h"
#include "HTTPUtils.h"
#include "SocketUtils.h"
#include "ota_server.h"
#include "url.h"
#if OTA_DEBUG
#define ota_server_log(M, ...) custom_log("OTA", M, ##__VA_ARGS__)
#else
#define ota_server_log(M, ...)
#endif
static ota_server_context_t *ota_server_context = NULL;
static HTTPHeader_t *httpHeader = NULL;
static CRC16_Context crc_context;
static md5_context md5;
static uint32_t offset = 0;
static OSStatus onReceivedData( struct _HTTPHeader_t * httpHeader,
uint32_t pos,
uint8_t *data,
size_t len,
void * userContext );
static void hex2str(uint8_t *hex, int hex_len, char *str)
{
int i = 0;
for(i=0; i<hex_len; i++){
sprintf(str+i*2, "%02x", hex[i]);
}
}
static void upper2lower(char *str, int len)
{
int i = 0;
for(i=0; i<len; i++)
{
if( (*(str+i) >= 'A') && (*(str+i) <= 'Z') ){
*(str+i) += 32;
}
}
}
static int ota_server_send( uint8_t *data, int datalen )
{
int res = 0;
if( ota_server_context->download_url.HTTP_SECURITY == HTTP_SECURITY_HTTP ){
res = send( ota_server_context->download_url.ota_fd, data, datalen, 0 );
}
#if OTA_USE_HTTPS
if( ota_server_context->download_url.HTTP_SECURITY == HTTP_SECURITY_HTTPS ){
res = ssl_send( ota_server_context->download_url.ota_ssl, data, datalen);
}
#endif
return res;
}
static OSStatus ota_server_connect( struct sockaddr_in *addr, socklen_t addrlen )
{
OSStatus err = kNoErr;
#if OTA_USE_HTTPS
int ssl_errno = 0;
#endif
err = connect( ota_server_context->download_url.ota_fd, (struct sockaddr *)addr, addrlen );
require_noerr_string( err, exit, "ERROR: connect ota server failed" );
#if OTA_USE_HTTPS
if( ota_server_context->download_url.HTTP_SECURITY == HTTP_SECURITY_HTTPS ){
ota_server_context->download_url.ota_ssl = ssl_connect( ota_server_context->download_url.ota_fd, 0, NULL, &ssl_errno );
require_action_string( ota_server_context->download_url.ota_ssl != NULL, exit, err = kConnectionErr,"ERROR: ssl disconnect" );
}
#endif
exit:
return err;
}
static int ota_server_read_header( HTTPHeader_t *httpHeader )
{
int res = 0;
if( ota_server_context->download_url.HTTP_SECURITY == HTTP_SECURITY_HTTP ){
res = SocketReadHTTPHeader( ota_server_context->download_url.ota_fd, httpHeader );
}
if( ota_server_context->download_url.HTTP_SECURITY == HTTP_SECURITY_HTTPS ){
#if OTA_USE_HTTPS
res = SocketReadHTTPSHeader( ota_server_context->download_url.ota_ssl, httpHeader );
#endif
}
return res;
}
static int ota_server_read_body( HTTPHeader_t *httpHeader )
{
int res = 0;
if( ota_server_context->download_url.HTTP_SECURITY == HTTP_SECURITY_HTTP ){
res = SocketReadHTTPBody( ota_server_context->download_url.ota_fd, httpHeader );
}
if( ota_server_context->download_url.HTTP_SECURITY == HTTP_SECURITY_HTTPS ){
#if OTA_USE_HTTPS
res = SocketReadHTTPSBody( ota_server_context->download_url.ota_ssl, httpHeader );
#endif
}
return res;
}
static int ota_server_send_header( void )
{
char *header = NULL;
int j = 0;
int ret = 0;
header = malloc( OTA_SEND_HEAD_SIZE );
memset( header, 0x00, OTA_SEND_HEAD_SIZE );
j = sprintf( header, "GET " );
j += sprintf( header + j, "/%s HTTP/1.1\r\n", ota_server_context->download_url.url );
if ( ota_server_context->download_url.port == 0 )
{
j += sprintf( header + j, "Host: %s\r\n", ota_server_context->download_url.host );
} else
{
j += sprintf( header + j, "Host: %s:%d\r\n", ota_server_context->download_url.host, ota_server_context->download_url.port );
}
j += sprintf( header + j, "Connection: close\r\n" ); //Keep-Alive close
//Range: bytes=start-end
if ( ota_server_context->download_state.download_begin_pos > 0 )
{
if ( ota_server_context->download_state.download_end_pos > 0 )
{
j += sprintf( header + j, "Range: bytes=%d-%d\r\n", ota_server_context->download_state.download_begin_pos,
ota_server_context->download_state.download_end_pos );
} else
{
j += sprintf( header + j, "Range: bytes=%d-\r\n", ota_server_context->download_state.download_begin_pos );
}
}
j += sprintf( header + j, "\r\n" );
ret = ota_server_send( (uint8_t *) header, strlen( header ) );
// ota_server_log("send: %d\r\n%s", strlen(header), header);
if ( header != NULL ) free( header );
return ret;
}
static void ota_server_socket_close( void )
{
#if OTA_USE_HTTPS
if ( ota_server_context->download_url.ota_ssl ) ssl_close( ota_server_context->download_url.ota_ssl );
#endif
SocketClose( &(ota_server_context->download_url.ota_fd) );
ota_server_context->download_url.ota_fd = -1;
}
static int ota_server_connect_server( struct in_addr in_addr )
{
int err = 0;
struct sockaddr_in server_address;
if ( ota_server_context->download_url.port == 0 )
{
if ( ota_server_context->download_url.HTTP_SECURITY == HTTP_SECURITY_HTTP )
{
server_address.sin_port = htons(80);
} else
{
server_address.sin_port = htons(443);
}
} else
{
server_address.sin_port = htons(ota_server_context->download_url.port);
}
server_address.sin_family = AF_INET;
server_address.sin_addr = in_addr;
err = ota_server_connect( &server_address, sizeof(server_address) );
if ( err != 0 )
{
mico_thread_sleep( 1 );
return -1;
}
ota_server_log("ota server connected!");
return 0;
}
static void ota_server_progress_set( OTA_STATE_E state )
{
float progress = 0.00;
progress =(float) ota_server_context->download_state.download_begin_pos / ota_server_context->download_state.download_len;
progress = progress*100;
if( ota_server_context->ota_server_cb != NULL )
ota_server_context->ota_server_cb(state, progress);
}
static void ota_server_thread( mico_thread_arg_t arg )
{
OSStatus err;
uint16_t crc16 = 0;
char md5_value[16] = {0};
char md5_value_string[33] = {0};
fd_set readfds;
struct hostent* hostent_content = NULL;
char **pptr = NULL;
struct in_addr in_addr;
mico_logic_partition_t* ota_partition = MicoFlashGetInfo( MICO_PARTITION_OTA_TEMP );
ota_server_context->ota_control = OTA_CONTROL_START;
hostent_content = gethostbyname( ota_server_context->download_url.host );
require_action_quiet( hostent_content != NULL, DELETE, ota_server_progress_set(OTA_FAIL));
pptr=hostent_content->h_addr_list;
in_addr.s_addr = *(uint32_t *)(*pptr);
strcpy( ota_server_context->download_url.ip, inet_ntoa(in_addr));
ota_server_log("OTA server address: %s, host ip: %s", ota_server_context->download_url.host, ota_server_context->download_url.ip);
offset = 0;
MicoFlashErase( MICO_PARTITION_OTA_TEMP, 0x0, ota_partition->partition_length );
CRC16_Init( &crc_context );
if( ota_server_context->ota_check.is_md5 == true ){
InitMd5( &md5 );
}
httpHeader = HTTPHeaderCreateWithCallback( 1024, onReceivedData, NULL, NULL );
require_action( httpHeader, DELETE, ota_server_progress_set(OTA_FAIL) );
while ( 1 )
{
if ( ota_server_context->ota_control == OTA_CONTROL_PAUSE ){
mico_thread_sleep( 1 );
continue;
}else if( ota_server_context->ota_control == OTA_CONTROL_STOP ){
goto DELETE;
}
ota_server_context->download_url.ota_fd = socket( AF_INET, SOCK_STREAM, IPPROTO_TCP );
err = ota_server_connect_server( in_addr );
require_noerr_action( err, RECONNECTED, ota_server_progress_set(OTA_FAIL));
/* Send HTTP Request */
ota_server_send_header( );
FD_ZERO( &readfds );
FD_SET( ota_server_context->download_url.ota_fd, &readfds );
select( ota_server_context->download_url.ota_fd + 1, &readfds, NULL, NULL, NULL );
if ( FD_ISSET( ota_server_context->download_url.ota_fd, &readfds ) )
{
/*parse header*/
err = ota_server_read_header( httpHeader );
if ( ota_server_context->ota_control == OTA_CONTROL_START )
{
ota_server_context->download_state.download_len = httpHeader->contentLength;
ota_server_context->ota_control = OTA_CONTROL_CONTINUE;
}
switch ( err )
{
case kNoErr:
#if OTA_DEBUG
PrintHTTPHeader( httpHeader );
#endif
err = ota_server_read_body( httpHeader );/*get body data*/
require_noerr( err, RECONNECTED );
/*get data and print*/
break;
case EWOULDBLOCK:
case kNoSpaceErr:
case kConnectionErr:
default:
ota_server_log("ERROR: HTTP Header parse error: %d", err);
break;
}
}
if ( ota_server_context->download_state.download_len == ota_server_context->download_state.download_begin_pos )
{
if( httpHeader->statusCode != 200 ){
ota_server_progress_set(OTA_FAIL);
goto DELETE;
}
CRC16_Final( &crc_context, &crc16 );
if( ota_server_context->ota_check.is_md5 == true ){
Md5Final( &md5, (unsigned char *) md5_value );
hex2str((uint8_t *)md5_value, 16, md5_value_string);
}
if ( memcmp( md5_value_string, ota_server_context->ota_check.md5, OTA_MD5_LENTH ) == 0 ){
ota_server_progress_set(OTA_SUCCE);
mico_ota_switch_to_new_fw( ota_server_context->download_state.download_len, crc16 );
mico_system_power_perform( mico_system_context_get( ), eState_Software_Reset );
}else{
ota_server_log("OTA md5 check err, Calculation:%s, Get:%s", md5_value_string, ota_server_context->ota_check.md5);
ota_server_progress_set(OTA_FAIL);
}
goto DELETE;
}
RECONNECTED:
ota_server_socket_close( );
mico_thread_sleep(2);
continue;
}
DELETE:
HTTPHeaderDestory( &httpHeader );
ota_server_socket_close( );
if( ota_server_context != NULL ){
if( ota_server_context->download_url.url != NULL ){
free(ota_server_context->download_url.url);
ota_server_context->download_url.url = NULL;
}
free(ota_server_context);
ota_server_context = NULL;
}
ota_server_log("ota server thread will delete");
mico_rtos_delete_thread(NULL);
}
/*one request may receive multi reply*/
static OSStatus onReceivedData( struct _HTTPHeader_t * inHeader, uint32_t inPos, uint8_t * inData,
size_t inLen, void * inUserContext )
{
OSStatus err = kNoErr;
if ( inLen == 0 )
return err;
ota_server_context->download_state.download_begin_pos += inLen;
CRC16_Update( &crc_context, inData, inLen );
if( ota_server_context->ota_check.is_md5 == true ){
Md5Update( &md5, inData, inLen );
}
MicoFlashWrite( MICO_PARTITION_OTA_TEMP, &offset, (uint8_t *) inData, inLen );
ota_server_progress_set(OTA_LOADING);
if( ota_server_context->ota_control == OTA_CONTROL_PAUSE ){
while( 1 ){
if( ota_server_context->ota_control != OTA_CONTROL_PAUSE )
break;
mico_thread_msleep(100);
}
}
if( ota_server_context->ota_control == OTA_CONTROL_STOP ){
err = kUnsupportedErr;
}
return err;
}
static OSStatus ota_server_set_url( char *url )
{
OSStatus err = kNoErr;
url_field_t *url_t;
char *pos = NULL;
url_t = url_parse( url );
require_action(url, exit, err = kParamErr);
#if OTA_DEBUG
url_field_print( url_t );
#endif
if ( !strcmp( url_t->schema, "https" ) )
{
ota_server_context->download_url.HTTP_SECURITY = HTTP_SECURITY_HTTPS;
} else
{
ota_server_context->download_url.HTTP_SECURITY = HTTP_SECURITY_HTTP;
}
strcpy( ota_server_context->download_url.host, url_t->host );
ota_server_context->download_url.port = atoi( url_t->port );
pos = strstr( url, url_t->path );
if ( pos == NULL )
{
strcpy( ota_server_context->download_url.url, "" );
} else
{
strcpy( ota_server_context->download_url.url, pos );
}
exit:
url_free( url_t );
return err;
}
OSStatus ota_server_start( char *url, char *md5, ota_server_cb_fn call_back )
{
OSStatus err = kNoErr;
require_action(url, exit, err = kParamErr);
if( ota_server_context != NULL ){
if( ota_server_context->download_url.url != NULL ){
free(ota_server_context->download_url.url);
ota_server_context->download_url.url = NULL;
}
free(ota_server_context);
ota_server_context = NULL;
}
ota_server_context = malloc(sizeof(ota_server_context_t));
require_action(ota_server_context, exit, err = kNoMemoryErr);
memset(ota_server_context, 0x00, sizeof(ota_server_context_t));
ota_server_context->download_url.url = malloc(strlen(url));
require_action(ota_server_context->download_url.url, exit, err = kNoMemoryErr);
memset(ota_server_context->download_url.url, 0x00, strlen(url));
err = ota_server_set_url(url);
require_noerr(err, exit);
if( md5 != NULL ){
ota_server_context->ota_check.is_md5 = true;
memcpy(ota_server_context->ota_check.md5, md5, OTA_MD5_LENTH);
upper2lower(ota_server_context->ota_check.md5, OTA_MD5_LENTH);
}
ota_server_context->ota_server_cb = call_back;
err = mico_rtos_create_thread( NULL, MICO_APPLICATION_PRIORITY, "OTA", ota_server_thread, OTA_SERVER_THREAD_STACK_SIZE, 0 );
exit:
return err;
}
void ota_server_pause( void )
{
ota_server_context->ota_control = OTA_CONTROL_PAUSE;
}
void ota_server_continue( void )
{
ota_server_context->ota_control = OTA_CONTROL_CONTINUE;
}
void ota_server_stop( void )
{
ota_server_context->ota_control = OTA_CONTROL_STOP;
}
OTA_CONTROL_E ota_server_get( void )
{
return ota_server_context->ota_control;
}
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