[Minor] Add ability to pass filename from Rspamc

src/client/rspamc.c

@@ -1630,22 +1630,26 @@ rspamc_process_input (struct event_base *ev_base, struct rspamc_command *cmd,
 	if (conn != NULL) {
 		cbdata = g_malloc0 (sizeof (struct rspamc_callback_data));
 		cbdata->cmd = cmd;
-		cbdata->filename = g_strdup (name);
+
+		if (name) {
+			cbdata->filename = g_strdup (name);
+		}
 
 		if (cmd->need_input) {
 			rspamd_client_command (conn, cmd->path, attrs, in, rspamc_client_cb,
-				cbdata, compressed, dictionary, &err);
+				cbdata, compressed, dictionary, cbdata->filename, &err);
 		}
 		else {
 			rspamd_client_command (conn,
-				cmd->path,
-				attrs,
-				NULL,
-				rspamc_client_cb,
-				cbdata,
-				compressed,
-				dictionary,
-				&err);
+					cmd->path,
+					attrs,
+					NULL,
+					rspamc_client_cb,
+					cbdata,
+					compressed,
+					dictionary,
+					cbdata->filename,
+					&err);
 		}
 	}
 	else {

src/client/rspamdclient.c

@@ -296,6 +296,7 @@ rspamd_client_command (struct rspamd_client_connection *conn,
 		FILE *in, rspamd_client_callback cb,
 		gpointer ud, gboolean compressed,
 		const gchar *comp_dictionary,
+		const gchar *filename,
 		GError **err)
 {
 	struct rspamd_client_request *req;
@@ -431,6 +432,10 @@ rspamd_client_command (struct rspamd_client_connection *conn,
 		}
 	}
 
+	if (filename) {
+		rspamd_http_message_add_header (req->msg, "Filename", filename);
+	}
+
 	req->msg->url = rspamd_fstring_append (req->msg->url, "/", 1);
 	req->msg->url = rspamd_fstring_append (req->msg->url, command, strlen (command));
 

src/client/rspamdclient.h

@@ -73,15 +73,16 @@ struct rspamd_client_connection * rspamd_client_init (
  * @return
  */
 gboolean rspamd_client_command (
-	struct rspamd_client_connection *conn,
-	const gchar *command,
-	GQueue *attrs,
-	FILE *in,
-	rspamd_client_callback cb,
-	gpointer ud,
-	gboolean compressed,
-	const gchar *comp_dictionary,
-	GError **err);
+		struct rspamd_client_connection *conn,
+		const gchar *command,
+		GQueue *attrs,
+		FILE *in,
+		rspamd_client_callback cb,
+		gpointer ud,
+		gboolean compressed,
+		const gchar *comp_dictionary,
+		const gchar *filename,
+		GError **err);
 
 /**
  * Destroy a connection to rspamd

src/libserver/protocol.c

@@ -24,6 +24,7 @@
 #include "unix-std.h"
 #include "protocol_internal.h"
 #include "libserver/mempool_vars_internal.h"
+#include "task.h"
 #include <math.h>
 
 static GQuark
@@ -260,6 +261,11 @@ rspamd_protocol_handle_headers (struct rspamd_task *task,
 						task->flags |= RSPAMD_TASK_FLAG_BROKEN_HEADERS;
 					}
 				}
+				IF_HEADER (FILENAME_HEADER) {
+					task->msg.fpath = rspamd_mempool_ftokdup (task->task_pool,
+							hv_tok);
+					debug_task ("read filename header, value: %s", task->msg.fpath);
+				}
 				else {
 					debug_task ("wrong header: %V", hn);
 				}

src/libserver/protocol_internal.h

@@ -80,5 +80,6 @@
 #define TLS_VERSION_HEADER "TLS-Version"
 #define MTA_NAME_HEADER "MTA-Name"
 #define MILTER_HEADER "Milter"
+#define FILENAME_HEADER "Filename"
 
 #endif //RSPAMD_PROTOCOL_INTERNAL_H