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Merge "func_curl.c: Support custom http headers" into 13

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This commit is contained in:
Friendly Automation
2019-11-20 09:55:01 -06:00
committed by Gerrit Code Review
parent 95213b01d2 f032b8c158
commit 243c1af2b9
2 changed files with 35 additions and 8 deletions
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6
doc/CHANGES-staging/func_curl_headers.txt Normal file
View File

@@ -0,0 +1,6 @@
Subject: func_curl
A new parameter, httpheader, has been added to CURLOPT function. This parameter
allows to set custom http headers for subsequent calls off CURL function.
Any setting of headers will replace the default curl headers
(e.g. "Content-type: application/x-www-form-urlencoded")

25
funcs/func_curl.c
View File

@@ -99,6 +99,11 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
<para>Include header information in the result
(boolean)</para>
</enum>
<enum name="httpheader">
<para>Add HTTP header. Multiple calls add multiple headers.
Setting of any header will remove the default
"Content-Type application/x-www-form-urlencoded"</para>
</enum>
<enum name="httptimeout">
<para>For HTTP(S) URIs, number of seconds to wait for a
server response</para>
@@ -159,7 +164,7 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
</syntax>
<description>
<para>Options may be set globally or per channel. Per-channel
settings will override global settings.</para>
settings will override global settings. Only HTTP headers are added instead of overriding</para>
</description>
<see-also>
<ref type="function">CURL</ref>
@@ -221,6 +226,9 @@ static int parse_curlopt_key(const char *name, CURLoption *key, enum optiontype
if (!strcasecmp(name, "header")) {
*key = CURLOPT_HEADER;
*ot = OT_BOOLEAN;
} else if (!strcasecmp(name, "httpheader")) {
*key = CURLOPT_HTTPHEADER;
*ot = OT_STRING;
} else if (!strcasecmp(name, "proxy")) {
*key = CURLOPT_PROXY;
*ot = OT_STRING;
@@ -390,8 +398,9 @@ yuck:
return -1;
}
/* Remove any existing entry */
/* Remove any existing entry, only http headers are left */
AST_LIST_LOCK(list);
if (new->key != CURLOPT_HTTPHEADER) {
AST_LIST_TRAVERSE_SAFE_BEGIN(list, cur, list) {
if (cur->key == new->key) {
AST_LIST_REMOVE_CURRENT(list);
@@ -400,6 +409,7 @@ yuck:
}
}
AST_LIST_TRAVERSE_SAFE_END
}
/* Insert new entry */
ast_debug(1, "Inserting entry %p with key %d and value %p\n", new, new->key, new->value);
@@ -605,6 +615,7 @@ static int acf_curl_helper(struct ast_channel *chan, const char *cmd, char *info
);
CURL **curl;
struct curl_settings *cur;
struct curl_slist *headers = NULL;
struct ast_datastore *store = NULL;
int hashcompat = 0;
AST_LIST_HEAD(global_curl_info, curl_settings) *list = NULL;
@@ -650,6 +661,8 @@ static int acf_curl_helper(struct ast_channel *chan, const char *cmd, char *info
AST_LIST_TRAVERSE(&global_curl_info, cur, list) {
if (cur->key == CURLOPT_SPECIAL_HASHCOMPAT) {
hashcompat = (long) cur->value;
} else if (cur->key == CURLOPT_HTTPHEADER) {
headers = curl_slist_append(headers, (char*) cur->value);
} else {
curl_easy_setopt(*curl, cur->key, cur->value);
}
@@ -666,6 +679,8 @@ static int acf_curl_helper(struct ast_channel *chan, const char *cmd, char *info
AST_LIST_TRAVERSE(list, cur, list) {
if (cur->key == CURLOPT_SPECIAL_HASHCOMPAT) {
hashcompat = (long) cur->value;
} else if (cur->key == CURLOPT_HTTPHEADER) {
headers = curl_slist_append(headers, (char*) cur->value);
} else {
curl_easy_setopt(*curl, cur->key, cur->value);
}
@@ -681,6 +696,10 @@ static int acf_curl_helper(struct ast_channel *chan, const char *cmd, char *info
curl_easy_setopt(*curl, CURLOPT_POSTFIELDS, args.postdata);
}
if (headers) {
curl_easy_setopt(*curl, CURLOPT_HTTPHEADER, headers);
}
/* Temporarily assign a buffer for curl to write errors to. */
curl_errbuf[0] = curl_errbuf[CURL_ERROR_SIZE] = '\0';
curl_easy_setopt(*curl, CURLOPT_ERRORBUFFER, curl_errbuf);
@@ -698,6 +717,7 @@ static int acf_curl_helper(struct ast_channel *chan, const char *cmd, char *info
if (store) {
AST_LIST_UNLOCK(list);
}
curl_slist_free_all(headers);
if (args.postdata) {
curl_easy_setopt(*curl, CURLOPT_POST, 0);
@@ -781,6 +801,7 @@ static struct ast_custom_function acf_curlopt = {
" ftptext - For FTP, force a text transfer (boolean)\n"
" ftptimeout - For FTP, the server response timeout\n"
" header - Retrieve header information (boolean)\n"
" httpheader - Add new custom http header (string)\n"
" httptimeout - Number of seconds to wait for HTTP response\n"
" maxredirs - Maximum number of redirects to follow\n"
" proxy - Hostname or IP to use as a proxy\n"