[Ovmsdev] for-v3.3: ota flash http crashes

Mark Webb-Johnson mark at webb-johnson.net
Tue Nov 23 08:24:42 HKT 2021


Damn. I had made the change to roll that back, but forgot to merge my local branch with those changes.

I just tried, but got some conflicts. I’ll fix those up, and then commit again.

Regards, Mark.

> On 23 Nov 2021, at 1:58 AM, Michael Balzer <dexter at expeedo.de> wrote:
> 
> Signed PGP part
> Mark,
> 
> since updating to 3.3.001 my test module again crashes on any ota update attempt.
> 
> The signature is the same as below, and the code seems to be unchanged…?
> 
> Regards,
> Michael
> 
> 
> Am 17.09.21 um 10:48 schrieb Mark Webb-Johnson:
>> I’ll have a look at it over the weekend.
>> 
>> Regards, Mark.
>> 
>>> On 17 Sep 2021, at 4:39 PM, Michael Balzer <dexter at expeedo.de <mailto:dexter at expeedo.de>> wrote:
>>> 
>>> Signed PGP part
>>> There is another fatal issue with OvmsSyncHttpClient besides the issue with running in the mongoose context: OTA updates are no longer possible.
>>> 
>>> When flashing via HTTP, the OvmsSyncHttpClient tries to allocate memory for a full firmware image, which of course fails:
>>> 
>>> OVMS# ota flash http
>>> Current running partition is: factory
>>> Target partition is: ota_0
>>> Download firmware from ovms.dexters-web.de/firmware/ota/v3.1/edge/ovms3.bin <http://ovms.dexters-web.de/firmware/ota/v3.1/edge/ovms3.bin> to ota_0
>>> Guru Meditation Error: Core  1 panic'ed (StoreProhibited). Exception was unhandled.
>>> Core 1 register dump:
>>> PC      : 0x4022438b  PS      : 0x00060a30  A0      : 0x802245cd  A1      : 0x3ffe9c70
>>> A2      : 0x00000000  A3      : 0x3ffe6f5c  A4      : 0x00000001  A5      : 0xffffffff
>>> A6      : 0x3fabad7c  A7      : 0xff000000  A8      : 0x00000000  A9      : 0x3ffe9c50
>>> A10     : 0x00000000  A11     : 0x3ffe6f5c  A12     : 0x00000001  A13     : 0x0000000a
>>> A14     : 0x00000037  A15     : 0x00000057  SAR     : 0x00000018  EXCCAUSE: 0x0000001d
>>> EXCVADDR: 0x00000000  LBEG    : 0x4008b179  LEND    : 0x4008b19b  LCOUNT  : 0xffffffff
>>> 
>>> ELF file SHA256: 94a8e191baae33a5
>>> 
>>> Backtrace: 0x4022438b:0x3ffe9c70 0x402245ca:0x3ffe9c90 0x40132f93:0x3ffe9cc0 0x40132e51:0x3ffe9d10 0x40133609:0x3ffe9d40 0x402e7472:0x3ffe9d70 0x4010e229:0x3ffe9d90 0x4010fbd5:0x3ffe9dd0 0x40110015:0x3ffe9e00 0x401102de:0x3ffe9e70 0x4010c51a:0x3ffe9ed0 0x400f5a4f:0x3ffe9ef0 0x400f5afd:0x3ffe9f40
>>> 
>>> Rebooting...
>>> 
>>> 
>>> 0x4022438b is in std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::_S_copy(char*, char const*, unsigned int) (/builds/idf/crosstool-NG/.build/xtensa-esp32-elf/build/build-cc-gcc-final/xtensa-esp32-elf/esp32-psram/libstdc++-v3/include/bits/char_traits.h:243).
>>> 0x402245ca is in std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::reserve(unsigned int) (/builds/idf/crosstool-NG/.build/xtensa-esp32-elf/build/build-cc-gcc-final/xtensa-esp32-elf/esp32-psram/libstdc++-v3/include/bits/basic_string.tcc:298).
>>> 0x40132f93 is in OvmsSyncHttpClient::ConnectionHeaders(mg_connection*) (/home/balzer/esp/Open-Vehicle-Monitoring-System-3/vehicle/OVMS.V3/components/ovms_http/src/ovms_http.cpp:381).
>>> 376         else
>>> 377           {
>>> 378           if (header.compare(0,15,"Content-Length:") == 0)
>>> 379             {
>>> 380             m_bodysize = atoi(header.substr(15).c_str());
>>> 381             m_body.reserve(m_bodysize+1);
>>> 382             }
>>> 383           else if (header.compare(0,5,"HTTP/") == 0)
>>> 384             {
>>> 385             size_t space = header.find(' ');
>>> 0x40132e51 is in OvmsSyncHttpClient::ConnectionData(mg_connection*, unsigned char*, unsigned int) (/home/balzer/esp/Open-Vehicle-Monitoring-System-3/vehicle/OVMS.V3/components/ovms_http/src/ovms_http.cpp:316).
>>> 311           data += len;
>>> 312           consumed += len;
>>> 313           len = 0;
>>> 314           }
>>> 315
>>> 316         ConnectionHeaders(nc);
>>> 317         }
>>> 318
>>> 319       if (! m_inheaders)
>>> 320         {
>>> 0x40133609 is in OvmsSyncHttpClient::MongooseCallback(mg_connection*, int, void*) (/home/balzer/esp/Open-Vehicle-Monitoring-System-3/vehicle/OVMS.V3/components/ovms_http/src/ovms_http.cpp:124).
>>> 119           m_mgconn = NULL;
>>> 120           }
>>> 121           break;
>>> 122
>>> 123         case MG_EV_RECV:
>>> 124           mbuf_remove(&nc->recv_mbuf, ConnectionData(nc,(uint8_t*)nc->recv_mbuf.buf,                         nc->recv_mbuf.len));
>>> 125           break;
>>> 126
>>> 127         default:
>>> 128           break;
>>> 
>>> 
>>> Can we switch back to using the old async client?
>>> 
>>> Regards,
>>> Michael
>>> 
>>> --
>>> Michael Balzer * Helkenberger Weg 9 * D-58256 Ennepetal
>>> Fon 02333 / 833 5735 * Handy 0176 / 206 989 26
>>> 
>>> 
>> 
>> 
>> 
>> _______________________________________________
>> OvmsDev mailing list
>> OvmsDev at lists.openvehicles.com <mailto:OvmsDev at lists.openvehicles.com>
>> http://lists.openvehicles.com/mailman/listinfo/ovmsdev <http://lists.openvehicles.com/mailman/listinfo/ovmsdev>
> 
> --
> Michael Balzer * Helkenberger Weg 9 * D-58256 Ennepetal
> Fon 02333 / 833 5735 * Handy 0176 / 206 989 26
> 
> 

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