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RESTCONF notification for HTTP/2 native mode

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This commit is contained in:
Olof hagsand 2024-06-06 12:57:46 +02:00
parent 3579d98243
commit 25e1bade8f
8 changed files with 286 additions and 207 deletions
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20
apps/restconf/restconf_api_native.c
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@ -66,12 +66,13 @@
/*! Add HTTP header field name and value to reply
*
* Generic code, add to restconf/native struct. Specific http/1 or /2 code actually sends
* @param[in] req request handle
* @param[in] name HTTP header field name
* @param[in] vfmt HTTP header field value format string w variable parameter
* @retval 0 OK
* @retval -1 Error
* @see eg RFC 7230
* @see restconf_submit_response http/2 actual send function
*/
int
restconf_reply_header(void *req0,
@ -86,7 +87,6 @@ restconf_reply_header(void *req0,
char *value = NULL;
va_list ap;
clixon_debug(CLIXON_DBG_RESTCONF, "%s", name);
if (sd == NULL || name == NULL || vfmt == NULL){
clixon_err(OE_CFG, EINVAL, "sd, name or value is NULL");
goto done;
@ -95,6 +95,17 @@ restconf_reply_header(void *req0,
clixon_err(OE_CFG, EINVAL, "rc is NULL");
goto done;
}
/*
* If HTTP/2, filter some headers
* The following header fields must not appear: "Connection", "Keep-Alive", "Proxy-Connection",
* "Transfer-Encoding" and "Upgrade".
*/
if (rc->rc_proto == HTTP_2){ // NO http/2
if (strcmp(name, "Connection") == 0){
clixon_debug(CLIXON_DBG_RESTCONF, "Skip: %s: %s", name, value);
goto ok;
}
}
/* First round: compute vlen and allocate value */
va_start(ap, vfmt);
vlen = vsnprintf(NULL, 0, vfmt, ap);
@ -112,10 +123,12 @@ restconf_reply_header(void *req0,
goto done;
}
va_end(ap);
clixon_debug(CLIXON_DBG_RESTCONF, "%s: %s", name, value);
if (cvec_add_string(sd->sd_outp_hdrs, (char*)name, value) < 0){
clixon_err(OE_RESTCONF, errno, "cvec_add_string");
goto done;
}
ok:
retval = 0;
done:
if (value)
@ -123,8 +136,9 @@ restconf_reply_header(void *req0,
return retval;
}
/*! Send HTTP reply with potential message body
/*! Assign values to HTTP reply with potential message body
*
* Generic code, add to restconf/native struct. Specific http/1 or /2 code actually sends
* @param[in] req http request handle
* @param[in] code Status code
* @param[in] cb Body as a cbuf if non-NULL. Note: is consumed