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christophec · 12/03/2020, 18:12

J'utilise depuis plus d'1 an l'API d'appel sortant en mode d'Authentification par IP source.
Or depuis le 11/03/2020, j'ai régulièrement et de façon aléatoire des erreurs 400 :
Voici le résultat des requêtes :
* Hostname was NOT found in DNS cache
* Trying 83.136.160.70...
* Connected to ssl.keyyo.com (83.136.160.70) port 443 (#0)
* successfully set certificate verify locations:
* CAfile: none
CApath: /etc/ssl/certs
* SSL connection using TLSv1.2 / ECDHE-RSA-AES128-GCM-SHA256
* Server certificate:
* subject: serialNumber=39008115600106; 1.3.6.1.4.1.311.60.2.1.3=FR; businessCategory=Private Organization; C=FR; postalCode=92110; ST=Hauts-De-Seine; L=CLICHY; street=92-98 BOULEVARD VICTOR HUGO; O=KEYYO; OU=0002 390081156; CN=ssl.keyyo.com
* start date: 2019-09-11 00:00:00 GMT
* expire date: 2021-10-09 23:59:59 GMT
* subjectAltName: ssl.keyyo.com matched
* issuer: C=GB; ST=Greater Manchester; L=Salford; O=COMODO CA Limited; CN=COMODO RSA Extended Validation Secure Server CA
* SSL certificate verify ok.
> GET /makecall.html?ACCOUNT=<hide>&CALLEE=<hide><&CALLEE_NAME="Francois d'elanei (Lilian)" HTTP/1.1
Host: ssl.keyyo.com
Accept: */*

< HTTP/1.1 400 Bad Request
< Date: Thu, 12 Mar 2020 16:03:56 GMT
* Server Apache is not blacklisted
< Server: Apache
< Content-Length: 226
< Connection: close
< Content-Type: text/html; charset=iso-8859-1
<
* Closing connection 0
string(392) "HTTP/1.1 400 Bad Request
Date: Thu, 12 Mar 2020 16:03:56 GMT
Server: Apache
Content-Length: 226
Connection: close
Content-Type: text/html; charset=iso-8859-1

<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">
<html><head>
<title>400 Bad Request</title>
</head><body>
<h1>Bad Request</h1>
<p>Your browser sent a request that this server could not understand.<br />
</p>
</body></html>

Cependant, pour le même code, j'ai un succés :
* Hostname was NOT found in DNS cache
* Trying 83.136.160.70...
* Connected to ssl.keyyo.com (83.136.160.70) port 443 (#0)
* successfully set certificate verify locations:
* CAfile: none
CApath: /etc/ssl/certs
* SSL connection using TLSv1.2 / ECDHE-RSA-AES128-GCM-SHA256
* Server certificate:
* subject: serialNumber=39008115600106; 1.3.6.1.4.1.311.60.2.1.3=FR; businessCategory=Private Organization; C=FR; postalCode=92110; ST=Hauts-De-Seine; L=CLICHY; street=92-98 BOULEVARD VICTOR HUGO; O=KEYYO; OU=0002 390081156; CN=ssl.keyyo.com
* start date: 2019-09-11 00:00:00 GMT
* expire date: 2021-10-09 23:59:59 GMT
* subjectAltName: ssl.keyyo.com matched
* issuer: C=GB; ST=Greater Manchester; L=Salford; O=COMODO CA Limited; CN=COMODO RSA Extended Validation Secure Server CA
* SSL certificate verify ok.
> GET /makecall.html?ACCOUNT=<hide>&CALLEE=<hide>&CALLEE_NAME="Francois d'elanei (Lilian)" HTTP/1.1
Host: ssl.keyyo.com
Accept: */*

< HTTP/1.1 200 OK
< Date: Thu, 12 Mar 2020 16:03:59 GMT
* Server Apache is not blacklisted
< Server: Apache
< X-Powered-By: PHP/5.5.4
< Set-Cookie: PHPSESSID=dd35613a92b1d648bbb4f094f9e5de44; path=/
< Expires: Thu, 19 Nov 1981 08:52:00 GMT
< Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
< Pragma: no-cache
< Content-Length: 2
< Connection: close
< Content-Type: text/html
<
* Closing connection 0
string(363) "HTTP/1.1 200 OK
Date: Thu, 12 Mar 2020 16:03:59 GMT
Server: Apache
X-Powered-By: PHP/5.5.4
Set-Cookie: PHPSESSID=dd35613a92b1d648bbb4f094f9e5de44; path=/
Expires: Thu, 19 Nov 1981 08:52:00 GMT
Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Pragma: no-cache
Content-Length: 2
Connection: close
Content-Type: text/html

OK"

Quelle est cette origine de cette instabilité ? Des nouvelles modifications ?
Pouvez-vous m'indiquer la cause de ces erreurs ?

Merci