diff options
| -rw-r--r-- | AUTHORS | 1 | ||||
| -rw-r--r-- | epan/CMakeLists.txt | 1 | ||||
| -rw-r--r-- | epan/dissectors/Makefile.common | 1 | ||||
| -rw-r--r-- | epan/dissectors/packet-mongo.c | 667 |
4 files changed, 670 insertions, 0 deletions
@@ -2940,6 +2940,7 @@ Alexis La Goutte <alexis.lagoutte [AT] gmail.com> { Aruba ERM dissector CAPWAP dissector PAPI dissector + MONGO dissector Miscellaneous ISAKMP enhancements Packet TCP Mood Option (RFC5841) support PPTP, GRE, PPP PAP dissector enhancements (Rework) diff --git a/epan/CMakeLists.txt b/epan/CMakeLists.txt index e6ba3ce143..7068c79107 100644 --- a/epan/CMakeLists.txt +++ b/epan/CMakeLists.txt @@ -746,6 +746,7 @@ set(DISSECTOR_SRC dissectors/packet-mip6.c dissectors/packet-ms-mms.c dissectors/packet-mmse.c + dissectors/packet-mongo.c dissectors/packet-mount.c dissectors/packet-mp2t.c dissectors/packet-mp4ves.c diff --git a/epan/dissectors/Makefile.common b/epan/dissectors/Makefile.common index b60a0c200f..0eb3a36cd8 100644 --- a/epan/dissectors/Makefile.common +++ b/epan/dissectors/Makefile.common @@ -656,6 +656,7 @@ DISSECTOR_SRC = \ packet-mip6.c \ packet-ms-mms.c \ packet-mmse.c \ + packet-mongo.c \ packet-mount.c \ packet-mp2t.c \ packet-mp4ves.c \ diff --git a/epan/dissectors/packet-mongo.c b/epan/dissectors/packet-mongo.c new file mode 100644 index 0000000000..04f9e15dbe --- /dev/null +++ b/epan/dissectors/packet-mongo.c @@ -0,0 +1,667 @@ +/* packet-mongo.c + * Routines for Mongo Wire Protocol dissection + * Copyright 2010, Alexis La Goutte <alexis.lagoutte at gmail dot com> + * + * $Id$ + * + * Wireshark - Network traffic analyzer + * By Gerald Combs <gerald@wireshark.org> + * Copyright 1998 Gerald Combs + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +/* + * See Mongo Wire Protocol Specification + * http://www.mongodb.org/display/DOCS/Mongo+Wire+Protocol + * See also BSON Specification + * http://bsonspec.org/#/specification + */ + +#ifdef HAVE_CONFIG_H +# include "config.h" +#endif + +#include <glib.h> + +#include <epan/packet.h> +#include <epan/prefs.h> +#include "packet-tcp.h" + +/* This is not IANA assigned nor registered */ +#define TCP_PORT_MANGO 27017 + +#define OP_REPLY 1 +#define OP_MSG 1000 +#define OP_UPDATE 2001 +#define OP_INSERT 2002 +#define OP_RESERVED 2003 +#define OP_QUERY 2004 +#define OP_GET_MORE 2005 +#define OP_DELETE 2006 +#define OP_KILL_CURSORS 2007 + +/* ************************************************************************ */ +/* OpCode */ +/* ************************************************************************ */ +static const value_string opcode_vals[] = { + { OP_REPLY, "Reply" }, + { OP_MSG, "Message" }, + { OP_UPDATE, "Update document" }, + { OP_INSERT, "Insert document" }, + { OP_RESERVED,"Reserved" }, + { OP_QUERY, "Query" }, + { OP_GET_MORE,"Get More" }, + { OP_DELETE, "Delete document" }, + { OP_KILL_CURSORS, "Kill Cursors" }, + { 0, NULL } +}; + +void proto_reg_handoff_mongo(void); + + +static int proto_mongo = -1; +static int hf_mongo_message_length = -1; +static int hf_mongo_request_id = -1; +static int hf_mongo_response_to = -1; +static int hf_mongo_op_code = -1; +static int hf_mongo_fullcollectionname = -1; +static int hf_mongo_database_name = -1; +static int hf_mongo_collection_name = -1; +static int hf_mongo_reply_flags = -1; +static int hf_mongo_reply_flags_cursornotfound = -1; +static int hf_mongo_reply_flags_queryfailure = -1; +static int hf_mongo_reply_flags_sharedconfigstale = -1; +static int hf_mongo_reply_flags_awaitcapable = -1; +static int hf_mongo_cursor_id = -1; +static int hf_mongo_starting_from = -1; +static int hf_mongo_number_returned = -1; +static int hf_mongo_message = -1; +static int hf_mongo_zero = -1; +static int hf_mongo_update_flags = -1; +static int hf_mongo_update_flags_upsert = -1; +static int hf_mongo_update_flags_multiupdate = -1; +static int hf_mongo_selector = -1; +static int hf_mongo_update = -1; +static int hf_mongo_query_flags = -1; +static int hf_mongo_query_flags_tailablecursor = -1; +static int hf_mongo_query_flags_slaveok = -1; +static int hf_mongo_query_flags_oplogreplay = -1; +static int hf_mongo_query_flags_nocursortimeout = -1; +static int hf_mongo_query_flags_awaitdata = -1; +static int hf_mongo_query_flags_exhaust = -1; +static int hf_mongo_number_to_skip = -1; +static int hf_mongo_number_to_return = -1; +static int hf_mongo_query = -1; +static int hf_mongo_return_field_selector = -1; +static int hf_mongo_documents = -1; +static int hf_mongo_document_length = -1; +static int hf_mongo_delete_flags = -1; +static int hf_mongo_delete_flags_singleremove = -1; +static int hf_mongo_number_of_cursor_ids = -1; + +static guint global_mongo_tcp_port = TCP_PORT_MANGO; + +static dissector_handle_t data_handle; + +static gint ett_mongo = -1; +static gint ett_mongo_doc = -1; +static gint ett_mongo_fcn = -1; +static gint ett_mongo_flags = -1; + +static int +dissect_fullcollectionname(tvbuff_t *tvb, guint offset, proto_tree *tree) +{ + gint32 fcn_length, dbn_length; + proto_item *ti; + proto_tree *fcn_tree; + + ti = proto_tree_add_item(tree, hf_mongo_fullcollectionname, tvb, offset, -1, ENC_NA); + fcn_length = tvb_strsize(tvb, offset); + + /* If this doesn't find anything, we'll just throw an exception below */ + dbn_length = tvb_find_guint8(tvb, offset, fcn_length, '.') - offset; + + fcn_tree = proto_item_add_subtree(ti, ett_mongo_fcn); + + proto_tree_add_item(fcn_tree, hf_mongo_database_name, tvb, offset, dbn_length, ENC_NA); + + proto_tree_add_item(fcn_tree, hf_mongo_collection_name, tvb, offset + 1 + dbn_length, fcn_length - dbn_length - 2, ENC_NA); + + return fcn_length; +} + +static int +dissect_bson_document(tvbuff_t *tvb, guint offset, proto_tree *tree, int hf_mongo_document) +{ + gint32 document_length; + proto_item *ti; + proto_tree *doc_tree; + + document_length = tvb_get_letohl(tvb, offset); + /* TODO Implement BSON spec to correctly see BSON document type and not in Bytes format... */ + ti = proto_tree_add_item(tree, hf_mongo_document, tvb, offset+4, document_length-4, ENC_NA); + doc_tree = proto_item_add_subtree(ti, ett_mongo_doc); + + proto_tree_add_item(doc_tree, hf_mongo_document_length, tvb, offset, 4, ENC_LITTLE_ENDIAN); + + return document_length; +} +static int +dissect_mongo_reply(tvbuff_t *tvb, guint offset, proto_tree *tree) +{ + proto_item *ti; + proto_tree *flags_tree; + gint i, number_returned; + + ti = proto_tree_add_item(tree, hf_mongo_reply_flags, tvb, offset, 4, ENC_NA); + flags_tree = proto_item_add_subtree(ti, ett_mongo_flags); + proto_tree_add_item(flags_tree, hf_mongo_reply_flags_cursornotfound, tvb, offset, 4, ENC_LITTLE_ENDIAN); + proto_tree_add_item(flags_tree, hf_mongo_reply_flags_queryfailure, tvb, offset, 4, ENC_LITTLE_ENDIAN); + proto_tree_add_item(flags_tree, hf_mongo_reply_flags_sharedconfigstale, tvb, offset, 4, ENC_LITTLE_ENDIAN); + proto_tree_add_item(flags_tree, hf_mongo_reply_flags_awaitcapable, tvb, offset, 4, ENC_LITTLE_ENDIAN); + offset += 4; + + proto_tree_add_item(tree, hf_mongo_cursor_id, tvb, offset, 8, ENC_LITTLE_ENDIAN); + offset += 8; + + proto_tree_add_item(tree, hf_mongo_starting_from, tvb, offset, 4, ENC_LITTLE_ENDIAN); + offset += 4; + + proto_tree_add_item(tree, hf_mongo_number_returned, tvb, offset, 4, ENC_LITTLE_ENDIAN); + number_returned = tvb_get_letohl(tvb, offset); + offset += 4; + + for (i=1; i <= number_returned; i++) + { + offset += dissect_bson_document(tvb, offset, tree, hf_mongo_documents); + } + return offset; +} +static int +dissect_mongo_msg(tvbuff_t *tvb, guint offset, proto_tree *tree) +{ + + proto_item *ti; + + ti = proto_tree_add_item(tree, hf_mongo_message, tvb, offset, -1, ENC_NA); + offset += proto_item_get_len(ti); + + return offset; +} + +static int +dissect_mongo_update(tvbuff_t *tvb, guint offset, proto_tree *tree) +{ + proto_item *ti; + proto_tree *flags_tree; + + proto_tree_add_item(tree, hf_mongo_zero, tvb, offset, 4, ENC_NA); + offset += 4; + + offset += dissect_fullcollectionname(tvb, offset, tree); + + ti = proto_tree_add_item(tree, hf_mongo_update_flags, tvb, offset, 4, ENC_NA); + flags_tree = proto_item_add_subtree(ti, ett_mongo_flags); + proto_tree_add_item(flags_tree, hf_mongo_update_flags_upsert, tvb, offset, 4, ENC_LITTLE_ENDIAN); + proto_tree_add_item(flags_tree, hf_mongo_update_flags_multiupdate, tvb, offset, 4, ENC_LITTLE_ENDIAN); + offset += 4; + + offset += dissect_bson_document(tvb, offset, tree, hf_mongo_selector); + + offset += dissect_bson_document(tvb, offset, tree, hf_mongo_update); + + return offset; +} + +static int +dissect_mongo_insert(tvbuff_t *tvb, guint offset, proto_tree *tree) +{ + + proto_tree_add_item(tree, hf_mongo_zero, tvb, offset, 4, ENC_NA); + offset += 4; + + offset += dissect_fullcollectionname(tvb, offset, tree); + + while(offset < tvb_reported_length(tvb)) { + offset += dissect_bson_document(tvb, offset, tree, hf_mongo_documents); + } + + return offset; +} + +static int +dissect_mongo_query(tvbuff_t *tvb, guint offset, proto_tree *tree) +{ + proto_item *ti; + proto_tree *flags_tree; + + ti = proto_tree_add_item(tree, hf_mongo_query_flags, tvb, offset, 4, ENC_NA); + flags_tree = proto_item_add_subtree(ti, ett_mongo_flags); + proto_tree_add_item(flags_tree, hf_mongo_query_flags_tailablecursor, tvb, offset, 4, ENC_LITTLE_ENDIAN); + proto_tree_add_item(flags_tree, hf_mongo_query_flags_slaveok, tvb, offset, 4, ENC_LITTLE_ENDIAN); + proto_tree_add_item(flags_tree, hf_mongo_query_flags_oplogreplay, tvb, offset, 4, ENC_LITTLE_ENDIAN); + proto_tree_add_item(flags_tree, hf_mongo_query_flags_nocursortimeout, tvb, offset, 4, ENC_LITTLE_ENDIAN); + proto_tree_add_item(flags_tree, hf_mongo_query_flags_awaitdata, tvb, offset, 4, ENC_LITTLE_ENDIAN); + proto_tree_add_item(flags_tree, hf_mongo_query_flags_exhaust, tvb, offset, 4, ENC_LITTLE_ENDIAN); + offset += 4; + + offset += dissect_fullcollectionname(tvb, offset, tree); + + proto_tree_add_item(tree, hf_mongo_number_to_skip, tvb, offset, 4, ENC_LITTLE_ENDIAN); + offset += 4; + + proto_tree_add_item(tree, hf_mongo_number_to_return, tvb, offset, 4, ENC_LITTLE_ENDIAN); + offset +=4; + + offset += dissect_bson_document(tvb, offset, tree, hf_mongo_query); + + while(offset < tvb_reported_length(tvb)) { + offset += dissect_bson_document(tvb, offset, tree, hf_mongo_return_field_selector); + } + return offset; +} + +static int +dissect_mongo_getmore(tvbuff_t *tvb, guint offset, proto_tree *tree) +{ + + proto_tree_add_item(tree, hf_mongo_zero, tvb, offset, 4, ENC_NA); + offset += 4; + + offset += dissect_fullcollectionname(tvb, offset, tree); + + proto_tree_add_item(tree, hf_mongo_number_to_return, tvb, offset, 4, ENC_LITTLE_ENDIAN); + offset += 4; + + proto_tree_add_item(tree, hf_mongo_cursor_id, tvb, offset, 8, ENC_LITTLE_ENDIAN); + offset += 8; + + return offset; +} + +static int +dissect_mongo_delete(tvbuff_t *tvb, guint offset, proto_tree *tree) +{ + proto_item *ti; + proto_tree *flags_tree; + + proto_tree_add_item(tree, hf_mongo_zero, tvb, offset, 4, ENC_NA); + offset += 4; + + offset += dissect_fullcollectionname(tvb, offset, tree); + + ti = proto_tree_add_item(tree, hf_mongo_delete_flags, tvb, offset, 4, ENC_NA); + flags_tree = proto_item_add_subtree(ti, ett_mongo_flags); + proto_tree_add_item(flags_tree, hf_mongo_delete_flags_singleremove, tvb, offset, 4, ENC_LITTLE_ENDIAN); + offset += 4; + + offset += dissect_bson_document(tvb, offset, tree, hf_mongo_selector); + + return offset; +} + +static int +dissect_mongo_kill_cursors(tvbuff_t *tvb, guint offset, proto_tree *tree) +{ + + proto_tree_add_item(tree, hf_mongo_zero, tvb, offset, 4, ENC_NA); + offset += 4; + + proto_tree_add_item(tree, hf_mongo_number_of_cursor_ids, tvb, offset, 4, ENC_LITTLE_ENDIAN); + offset += 4; + + while(offset < tvb_reported_length(tvb)) { + proto_tree_add_item(tree, hf_mongo_cursor_id, tvb, offset, 4, ENC_LITTLE_ENDIAN); + offset +=8; + } + return offset; +} +static void +dissect_mongo_pdu(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) +{ + + proto_item *ti; + proto_tree *mongo_tree; + guint offset = 0, opcode; + tvbuff_t *next_tvb; + + col_set_str(pinfo->cinfo, COL_PROTOCOL, "MONGO"); + + if (tree) { + + ti = proto_tree_add_item(tree, proto_mongo, tvb, 0, -1, ENC_NA); + + mongo_tree = proto_item_add_subtree(ti, ett_mongo); + + proto_tree_add_item(mongo_tree, hf_mongo_message_length, tvb, offset, 4, ENC_LITTLE_ENDIAN); + offset += 4; + + proto_tree_add_item(mongo_tree, hf_mongo_request_id, tvb, offset, 4, ENC_LITTLE_ENDIAN); + offset += 4; + + proto_tree_add_item(mongo_tree, hf_mongo_response_to, tvb, offset, 4, ENC_LITTLE_ENDIAN); + offset += 4; + + proto_tree_add_item(mongo_tree, hf_mongo_op_code, tvb, offset, 4, ENC_LITTLE_ENDIAN); + opcode = tvb_get_letohl(tvb, offset); + offset += 4; + + if(opcode == 1) + { + col_set_str(pinfo->cinfo, COL_INFO, "Response :"); + } + else + { + col_set_str(pinfo->cinfo, COL_INFO, "Request :"); + + } + col_append_fstr(pinfo->cinfo, COL_INFO, " %s", val_to_str(opcode, opcode_vals, "Unknown")); + + switch(opcode){ + case OP_REPLY: + offset = dissect_mongo_reply(tvb, offset, mongo_tree); + break; + case OP_MSG: + offset = dissect_mongo_msg(tvb, offset, mongo_tree); + break; + case OP_UPDATE: + offset = dissect_mongo_update(tvb, offset, mongo_tree); + break; + case OP_INSERT: + offset = dissect_mongo_insert(tvb, offset, mongo_tree); + break; + case OP_QUERY: + offset = dissect_mongo_query(tvb, offset, mongo_tree); + break; + case OP_GET_MORE: + offset = dissect_mongo_getmore(tvb, offset, mongo_tree); + break; + case OP_DELETE: + offset = dissect_mongo_delete(tvb, offset, mongo_tree); + break; + case OP_KILL_CURSORS: + offset = dissect_mongo_kill_cursors(tvb, offset, mongo_tree); + break; + default: + next_tvb = tvb_new_subset(tvb, offset, -1, -1); + call_dissector(data_handle,next_tvb, pinfo, tree); + break; + } + + } + +} +static guint +get_mongo_pdu_len(packet_info *pinfo _U_, tvbuff_t *tvb, int offset) +{ + guint32 plen; + + /* + * Get the length of the MONGO packet. + */ + plen = tvb_get_letohl(tvb, offset); + + return plen; +} + +static void +dissect_mongo(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) +{ + tcp_dissect_pdus(tvb, pinfo, tree, 1, 4, get_mongo_pdu_len, dissect_mongo_pdu); +} + +void +proto_register_mongo(void) +{ + module_t *mongo_module; + + static hf_register_info hf[] = { + { &hf_mongo_message_length, + { "Message Length", "mongo.message_length", + FT_INT32, BASE_DEC, NULL, 0x0, + "Total message size (include this)", HFILL } + }, + { &hf_mongo_request_id, + { "Request ID", "mongo.request_id", + FT_INT32, BASE_DEC, NULL, 0x0, + "Identifier for this message", HFILL } + }, + { &hf_mongo_response_to, + { "Response To", "mongo.response_to", + FT_INT32, BASE_DEC, NULL, 0x0, + "RequestID from the original request", HFILL } + }, + { &hf_mongo_op_code, + { "OpCode", "mongo.opcode", + FT_INT32, BASE_DEC, VALS(opcode_vals), 0x0, + "Type of request message", HFILL } + }, + { &hf_mongo_query_flags, + { "Query Flags", "mongo.query.flags", + FT_NONE, BASE_NONE, NULL, 0x0, + "Bit vector of query options.", HFILL } + }, + { &hf_mongo_fullcollectionname, + { "fullCollectionName", "mongo.full_collection_name", + FT_STRINGZ, BASE_NONE, NULL, 0x0, + "The full collection name is the concatenation of the database name with the collection name, using a dot for the concatenation", HFILL } + }, + { &hf_mongo_database_name, + { "Database Name", "mongo.database_name", + FT_STRING, BASE_NONE, NULL, 0x0, + NULL, HFILL } + }, + { &hf_mongo_collection_name, + { "Collection Name", "mongo.collection_name", + FT_STRING, BASE_NONE, NULL, 0x0, + NULL, HFILL } + }, + { &hf_mongo_reply_flags, + { "Reply Flags", "mongo.reply.flags", + FT_NONE, BASE_NONE, NULL, 0x0, + "Bit vector of reply options.", HFILL } + }, + { &hf_mongo_reply_flags_cursornotfound, + { "Cursor Not Found", "mongo.reply.flags.cursornotfound", + FT_BOOLEAN, 32, TFS(&tfs_yes_no), 0x00000001, + "Set when getMore is called but the cursor id is not valid at the server", HFILL } + }, + { &hf_mongo_reply_flags_queryfailure, + { "Query Failure", "mongo.reply.flags.queryfailure", + FT_BOOLEAN, 32, TFS(&tfs_yes_no), 0x00000002, + "Set when query failed. Results consist of one document containing an $err field describing the failure.", HFILL } + }, + { &hf_mongo_reply_flags_sharedconfigstale, + { "Shared Config Stale", "mongo.reply.flags.sharedconfigstale", + FT_BOOLEAN, 32, TFS(&tfs_yes_no), 0x00000004, + NULL, HFILL } + }, + { &hf_mongo_reply_flags_awaitcapable, + { "Await Capable", "mongo.reply.flags.awaitcapable", + FT_BOOLEAN, 32, TFS(&tfs_yes_no), 0x00000008, + "Set when the server supports the AwaitData Query option", HFILL } + }, + { &hf_mongo_message, + { "Message", "mongo.message", + FT_STRINGZ, BASE_NONE, NULL, 0x0, + "Message for the database", HFILL } + }, + { &hf_mongo_cursor_id, + { "Cursor ID", "mongo.cursor_id", + FT_INT64, BASE_DEC, NULL, 0x0, + "Cursor id if client needs to do get more's", HFILL } + }, + { &hf_mongo_starting_from, + { "Starting From", "mongo.starting_from", + FT_INT32, BASE_DEC, NULL, 0x0, + "Where in the cursor this reply is starting", HFILL } + }, + { &hf_mongo_number_returned, + { "Number Returned", "mongo.number_returned", + FT_INT32, BASE_DEC, NULL, 0x0, + "Number of documents in the reply", HFILL } + }, + { &hf_mongo_documents, + { "Documents", "mongo.documents", + FT_BYTES, BASE_NONE, NULL, 0x0, + NULL, HFILL } + }, + { &hf_mongo_document_length, + { "Document length", "mongo.document.length", + FT_INT32, BASE_DEC, NULL, 0x0, + "Length of BSON Document", HFILL } + }, + { &hf_mongo_zero, + { "Zero", "mongo.document.zero", + FT_BYTES, BASE_NONE, NULL, 0x0, + "Reserved (Must be is Zero)", HFILL } + }, + { &hf_mongo_update_flags, + { "Update Flags", "mongo.update.flags", + FT_NONE, BASE_NONE, NULL, 0x0, + "Bit vector of update options.", HFILL } + }, + { &hf_mongo_update_flags_upsert, + { "Upsert", "mongo.update.flags.upsert", + FT_BOOLEAN, 32, TFS(&tfs_yes_no), 0x00000001, + "If set, the database will insert the supplied object into the collection if no matching document is found", HFILL } + }, + { &hf_mongo_update_flags_multiupdate, + { "Multi Update", "mongo.update.flags.multiupdate", + FT_BOOLEAN, 32, TFS(&tfs_yes_no), 0x00000002, + "If set, the database will update all matching objects in the collection. Otherwise only updates first matching doc.", HFILL } + }, + { &hf_mongo_selector, + { "Selector", "mongo.selector", + FT_BYTES, BASE_NONE, NULL, 0x0, + "The query to select the document", HFILL } + }, + { &hf_mongo_update, + { "Update", "mongo.update", + FT_BYTES, BASE_NONE, NULL, 0x0, + "Specification of the update to perform", HFILL } + }, + { &hf_mongo_query_flags_tailablecursor, + { "Tailable Cursor", "mongo.query.flags.tailable_cursor", + FT_BOOLEAN, 32, TFS(&tfs_yes_no), 0x00000002, + "Tailable means cursor is not closed when the last data is retrieved", HFILL } + }, + { &hf_mongo_query_flags_slaveok, + { "Slave OK", "mongo.query.flags.slave_ok", + FT_BOOLEAN, 32, TFS(&tfs_yes_no), 0x00000004, + "Allow query of replica slave", HFILL } + }, + { &hf_mongo_query_flags_oplogreplay, + { "Op Log Reply", "mongo.query.flags.op_log_reply", + FT_BOOLEAN, 32, TFS(&tfs_yes_no), 0x00000008, + "Internal replication use only", HFILL } + }, + { &hf_mongo_query_flags_nocursortimeout, + { "No Cursor Timeout", "mongo.query.flags.no_cursor_timeout", + FT_BOOLEAN, 32, TFS(&tfs_yes_no), 0x00000010, + "The server normally times out idle cursors after an inactivity period (10 minutes) to prevent excess memory use. Set this option to prevent that", HFILL } + }, + { &hf_mongo_query_flags_awaitdata, + { "AwaitData", "mongo.query.flags.awaitdata", + FT_BOOLEAN, 32, TFS(&tfs_yes_no), 0x00000020, + "If we are at the end of the data, block for a while rather than returning no data. After a timeout period, we do return as normal", HFILL } + }, + { &hf_mongo_query_flags_exhaust, + { "Exhaust", "mongo.query.flags.exhaust", + FT_BOOLEAN, 32, TFS(&tfs_yes_no), 0x00000040, + "Stream the data down full blast in multiple more packages, on the assumption that the client will fully read all data queried", HFILL } + }, + { &hf_mongo_number_to_skip, + { "Number To Skip", "mongo.number_to_skip", + FT_INT32, BASE_DEC, NULL, 0x0, + "Number of documents in the skip", HFILL } + }, + { &hf_mongo_number_to_return, + { "Number to Return", "mongo.number_to_return", + FT_INT32, BASE_DEC, NULL, 0x0, + "Number of documents in the return", HFILL } + }, + { &hf_mongo_query, + { "Query", "mongo.query", + FT_BYTES, BASE_NONE, NULL, 0x0, + "Query BSON Document", HFILL } + }, + { &hf_mongo_return_field_selector, + { "Return Field Selector", "mongo.return_field_selector", + FT_BYTES, BASE_NONE, NULL, 0x0, + "Return Field Selector BSON Document", HFILL } + }, + { &hf_mongo_delete_flags, + { "Delete Flags", "mongo.delete.flags", + FT_NONE, BASE_NONE, NULL, 0x0, + "Bit vector of delete options.", HFILL } + }, + { &hf_mongo_delete_flags_singleremove, + { "Single Remove", "mongo.delete.flags.singleremove", + FT_BOOLEAN, 32, TFS(&tfs_yes_no), 0x00000001, + "If set, the database will remove only the first matching document in the collection. Otherwise all matching documents will be removed", HFILL } + }, + { &hf_mongo_number_of_cursor_ids, + { "Number of Cursor IDS", "mongo.number_to_cursor_ids", + FT_INT32, BASE_DEC, NULL, 0x0, + "Number of cursorIDs in message", HFILL } + }, + }; + + static gint *ett[] = { + &ett_mongo, + &ett_mongo_doc, + &ett_mongo_fcn, + &ett_mongo_flags + }; + + proto_mongo = proto_register_protocol("Mongo Wire Protocol", "MONGO", "mongo"); + + proto_register_field_array(proto_mongo, hf, array_length(hf)); + proto_register_subtree_array(ett, array_length(ett)); + + mongo_module = prefs_register_protocol(proto_mongo, + proto_reg_handoff_mongo); + + prefs_register_uint_preference(mongo_module, "tcp.port", "MONGO TCP Port", + "MONGO TCP port if other than the default", + 10, &global_mongo_tcp_port); +} + + +void +proto_reg_handoff_mongo(void) +{ + static gboolean initialized = FALSE; + static dissector_handle_t mongo_handle; + static int currentPort; + + if (!initialized) { + + mongo_handle = create_dissector_handle(dissect_mongo, proto_mongo); + initialized = TRUE; + } else { + + + dissector_delete("tcp.port", currentPort, mongo_handle); + } + + currentPort = global_mongo_tcp_port; + + dissector_add("tcp.port", currentPort, mongo_handle); + data_handle = find_dissector("data"); + +} |