lwIP - A Lightweight TCP/IP stack - Bugs: bug #60078, MQTTS : Support SNI extension...
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bug #60078: MQTTS : Support SNI extension needed for some cloud
Submitter: | Jonathan D <jona> | ||
Submitted: | Thu 18 Feb 2021 09:00:46 PM UTC | ||
Category: | apps | Severity: | 3 - Normal |
Item Group: | Feature Request | Status: | None |
Privacy: | Public | Assigned to: | None |
Open/Closed: | Open | Planned Release: | None |
lwIP version: | git head |
Fri 08 Sep 2023 06:53:26 PM UTC, comment #2: |
Roger Sala <rsala> |
Fri 08 Sep 2023 06:47:58 PM UTC, comment #1: I am developing a AWS IoT MQTT client on STM32H723 using FreeRTOS 10.3.1, LwIP 2.1.2 and MbedTLS 2.28.4. Through debugging and looking at Wireshark captures, it appears that this client is successfully completing the TLS handshake:
|
Roger Sala <rsala> |
Thu 18 Feb 2021 09:00:46 PM UTC, original submission:
To be able to connect to a cloud with MQTT, some providers required to provide the SNI extension in TLS as mentionned here :
|
Jonathan D <jona> |
Depends on the following items: None found
Items that depend on this one: None found
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Follows 1 latest change.
Date | Changed by | Updated Field | Previous Value | => | Replaced by |
---|---|---|---|---|---|
2021-02-18 | jona | Attached File | - | Added 0001-Discussion-basis-to-write-the-SNI-for-MQTTS.patch, #50881 |
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Corresponding source code
Sorry about the formatting. Should have checked preview. Hope this is better:
Time,Source,Destination,Protocol,Length,Info
0,10.0.0.11,54.156.47.148,TLSv1.2,336,Client Hello
0.016360719,54.156.47.148,10.0.0.11,TLSv1.2,150,Server Hello
0.001577507,54.156.47.148,10.0.0.11,TLSv1.2,685,Certificate
0.00001705,54.156.47.148,10.0.0.11,TLSv1.2,438,"Server Key Exchange, Certificate Request, Server Hello Done"
2.518046294,10.0.0.11,54.156.47.148,TLSv1.2,1329,"Certificate, Client Key Exchange, Certificate Verify, Change Cipher Spec, Encrypted Handshake Message"
0.015707564,54.156.47.148,10.0.0.11,TLSv1.2,60,Change Cipher Spec
0.000007277,54.156.47.148,10.0.0.11,TLSv1.2,99,Encrypted Handshake Message
0.001473909,10.0.0.11,54.156.47.148,TLSv1.2,193,Application Data
0.022366332,54.156.47.148,10.0.0.11,TLSv1.2,85,Encrypted Alert