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aws_fota sample broken when CONFIG_PROVISION_CERTIFICATES is activated

Hello,

When CONFIG_PROVISION_CERTIFICATES is y and certificates are defined in certificates.h the program fails in provision_certificates() function,  the modem_key_mgmt_delete function never returns.

Version is master from this morning.

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  • Hello,

    No I have issues. Could you test it please ?

  • What error does it return?

    Have you configured certificates.h correctly? I assume you are trying to connect AWS. Please make sure to use correct certificates downloaded from Amazon:

    <number>-certificate.pem.crt
    <number>-private.pem.key
    <number>-public.pem.key

    In certificates.h, make sure that each certificate is formatted correctly. Adding AWS Root CA as an example:

    #define CLOUD_CA_CERTIFICATE \
    	"-----BEGIN CERTIFICATE-----\n" \
    	"MIIDQTCCAimgAwIBAgITBmyfz5m/jAo54vB4ikPmljZbyjANBgkqhkiG9w0BAQsF\n"\
    	"ADA5MQswCQYDVQQGEwJVUzEPMA0GA1UEChMGQW1hem9uMRkwFwYDVQQDExBBbWF6\n"\
    	"b24gUm9vdCBDQSAxMB4XDTE1MDUyNjAwMDAwMFoXDTM4MDExNzAwMDAwMFowOTEL\n"\
    	"MAkGA1UEBhMCVVMxDzANBgNVBAoTBkFtYXpvbjEZMBcGA1UEAxMQQW1hem9uIFJv\n"\
    	"b3QgQ0EgMTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBALJ4gHHKeNXj\n"\
    	"ca9HgFB0fW7Y14h29Jlo91ghYPl0hAEvrAIthtOgQ3pOsqTQNroBvo3bSMgHFzZM\n"\
    	"9O6II8c+6zf1tRn4SWiw3te5djgdYZ6k/oI2peVKVuRF4fn9tBb6dNqcmzU5L/qw\n"\
    	"IFAGbHrQgLKm+a/sRxmPUDgH3KKHOVj4utWp+UhnMJbulHheb4mjUcAwhmahRWa6\n"\
    	"VOujw5H5SNz/0egwLX0tdHA114gk957EWW67c4cX8jJGKLhD+rcdqsq08p8kDi1L\n"\
    	"93FcXmn/6pUCyziKrlA4b9v7LWIbxcceVOF34GfID5yHI9Y/QCB/IIDEgEw+OyQm\n"\
    	"jgSubJrIqg0CAwEAAaNCMEAwDwYDVR0TAQH/BAUwAwEB/zAOBgNVHQ8BAf8EBAMC\n"\
    	"AYYwHQYDVR0OBBYEFIQYzIU07LwMlJQuCFmcx7IQTgoIMA0GCSqGSIb3DQEBCwUA\n"\
    	"A4IBAQCY8jdaQZChGsV2USggNiMOruYou6r4lK5IpDB/G/wkjUu0yKGX9rbxenDI\n"\
    	"U5PMCCjjmCXPI6T53iHTfIUJrU6adTrCC2qJeHZERxhlbI1Bjjt/msv0tadQ1wUs\n"\
    	"N+gDS63pYaACbvXy8MWy7Vu33PqUXHeeE6V/Uq2V8viTO96LXFvKWlJbYK8U90vv\n"\
    	"o/ufQJVtMVT8QtPHRh8jrdkPSHCa2XV4cdFyQzR1bldZwgJcJmApzyMZFo6IQ6XU\n"\
    	"5MsI+yMRQ+hDKXJioaldXgjUkK642M4UwtBV8ob2xJNDd2ZhwLnoQdeXeGADbkpy\n"\
    	"rqXRfboQnoZsG4q5WTP468SQvvG5\n"\
    	"-----END CERTIFICATE-----\n"
     

    Kind regards,
    Øyvind

  • I do not have a clean fix. Do you check it on your side (easy to do) please ?

  • Fabien Comte said:
    I had to move modem_configure() before but lte_lc_init_and_connect() after.

    I'm sorry, but this isn't really helping me help you. 

    Can you provide some more information on what is actually failing? Can you provide output from the LTE Link Monitor or similar? 

    modem_configure() calls lte_lc_ini_and_connect() inside itself:

    /**@brief Configures modem to provide LTE link. Blocks until link is
     * successfully established.
     */
    static void modem_configure(void)
    {
    #if defined(CONFIG_LTE_LINK_CONTROL)
    	if (IS_ENABLED(CONFIG_LTE_AUTO_INIT_AND_CONNECT)) {
    		/* Do nothing, modem is already turned on
    		 * and connected.
    		 */
    	} else {
    #if defined(CONFIG_LWM2M_CARRIER)
    		/* Wait for the LWM2M_CARRIER to configure the modem and
    		 * start the connection.
    		 */
    		printk("Waitng for carrier registration...\n");
    		k_sem_take(&carrier_registered, K_FOREVER);
    		printk("Registered!\n");
    #else /* defined(CONFIG_LWM2M_CARRIER) */
    		int err;
    
    		printk("LTE Link Connecting ...\n");
    		err = lte_lc_init_and_connect();
    		__ASSERT(err == 0, "LTE link could not be established.");
    		printk("LTE Link Connected!\n");
    #endif /* defined(CONFIG_LWM2M_CARRIER) */
    	}
    #endif /* defined(CONFIG_LTE_LINK_CONTROL) */
    }

      

    Fabien Comte said:
    No I have issues. Could you test it please ?

     What are the issues you are seeing?

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