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connectivity: fix the connectivity check timeout

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CURLOPT_CONNECTTIMEOUT or CURLOPT_TIMEOUT only make sense if libcurl is
handling the I/O loop (the "easy" interface); we need to implement our
own timeout.
This commit is contained in:
Lubomir Rintel 2017-03-22 15:44:13 +01:00
parent d7e470b0aa
commit 08cc81d450
1 changed files with 20 additions and 3 deletions
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23
src/nm-connectivity.c
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@ -204,6 +204,7 @@ typedef struct {
size_t msg_size;
char *msg;
struct curl_slist *request_headers;
guint timeout_id;
} ConCheckCbData;
static void
@ -240,6 +241,7 @@ finish_cb_data (ConCheckCbData *cb_data, NMConnectivityState new_state)
curl_slist_free_all (cb_data->request_headers);
g_free (cb_data->uri);
g_free (cb_data->response);
g_source_remove (cb_data->timeout_id);
g_slice_free (ConCheckCbData, cb_data);
}
@ -435,6 +437,22 @@ easy_write_cb (void *buffer, size_t size, size_t nmemb, void *userdata)
return len;
}
static gboolean
timeout_cb (gpointer user_data)
{
ConCheckCbData *cb_data = user_data;
NMConnectivity *self = NM_CONNECTIVITY (g_async_result_get_source_object (G_ASYNC_RESULT (cb_data->simple)));
NMConnectivityPrivate *priv = NM_CONNECTIVITY_GET_PRIVATE (self);
CURL *ehandle = cb_data->curl_ehandle;
_LOGI ("Check for uri '%s' timed out.", cb_data->uri);
finish_cb_data (cb_data, NM_CONNECTIVITY_LIMITED);
curl_multi_remove_handle (priv->curl_mhandle, ehandle);
curl_easy_cleanup (ehandle);
return G_SOURCE_REMOVE;
}
#endif
#define IS_PERIODIC_CHECK(callback) ((callback) == run_check_complete)
@ -482,11 +500,10 @@ nm_connectivity_check_async (NMConnectivity *self,
curl_easy_setopt (ehandle, CURLOPT_HEADERDATA, cb_data);
curl_easy_setopt (ehandle, CURLOPT_PRIVATE, cb_data);
curl_easy_setopt (ehandle, CURLOPT_HTTPHEADER, cb_data->request_headers);
curl_easy_setopt (ehandle, CURLOPT_CONNECTTIMEOUT, 30);
curl_easy_setopt (ehandle, CURLOPT_LOW_SPEED_LIMIT, 1);
curl_easy_setopt (ehandle, CURLOPT_LOW_SPEED_TIME, 30);
curl_multi_add_handle (priv->curl_mhandle, ehandle);
cb_data->timeout_id = g_timeout_add_seconds (30, timeout_cb, cb_data);
priv->initial_check_obsoleted = TRUE;
_LOGD ("check: send %s request to '%s'", IS_PERIODIC_CHECK (callback) ? "periodic " : "", priv->uri);