diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/include/ndpi_protocol_ids.h | 1 | ||||
| -rw-r--r-- | src/lib/ndpi_main.c | 7 | ||||
| -rw-r--r-- | src/lib/ndpi_private.h | 1 | ||||
| -rw-r--r-- | src/lib/protocols/ceph.c | 63 |
4 files changed, 72 insertions, 0 deletions
diff --git a/src/include/ndpi_protocol_ids.h b/src/include/ndpi_protocol_ids.h index eb9246ebf..03edf269f 100644 --- a/src/include/ndpi_protocol_ids.h +++ b/src/include/ndpi_protocol_ids.h @@ -409,6 +409,7 @@ typedef enum { NDPI_PROTOCOL_NOMACHINE = 378, NDPI_PROTOCOL_IEC62056 = 379, NDPI_PROTOCOL_HL7 = 380, + NDPI_PROTOCOL_CEPH = 381, #ifdef CUSTOM_NDPI_PROTOCOLS #include "../../../nDPI-custom/custom_ndpi_protocol_ids.h" diff --git a/src/lib/ndpi_main.c b/src/lib/ndpi_main.c index 0a6579bba..9da1d2afb 100644 --- a/src/lib/ndpi_main.c +++ b/src/lib/ndpi_main.c @@ -2231,6 +2231,10 @@ static void ndpi_init_protocol_defaults(struct ndpi_detection_module_struct *ndp "HL7", NDPI_PROTOCOL_CATEGORY_RPC, ndpi_build_default_ports(ports_a, 2575, 0, 0, 0, 0) /* TCP */, ndpi_build_default_ports(ports_b, 0, 0, 0, 0, 0) /* UDP */); + ndpi_set_proto_defaults(ndpi_str, 1 /* cleartext */, 0 /* nw proto */, NDPI_PROTOCOL_ACCEPTABLE, NDPI_PROTOCOL_CEPH, + "Ceph", NDPI_PROTOCOL_CATEGORY_DATA_TRANSFER, + ndpi_build_default_ports(ports_a, 3300, 6789, 0, 0, 0) /* TCP */, + ndpi_build_default_ports(ports_b, 0, 0, 0, 0, 0) /* UDP */); #ifdef CUSTOM_NDPI_PROTOCOLS #include "../../../nDPI-custom/custom_ndpi_main.c" @@ -5746,6 +5750,9 @@ static int ndpi_callback_init(struct ndpi_detection_module_struct *ndpi_str) { /* HL7 */ init_hl7_dissector(ndpi_str, &a); + /* Ceph */ + init_ceph_dissector(ndpi_str, &a); + #ifdef CUSTOM_NDPI_PROTOCOLS #include "../../../nDPI-custom/custom_ndpi_main_init.c" #endif diff --git a/src/lib/ndpi_private.h b/src/lib/ndpi_private.h index 84b72802d..c69429daa 100644 --- a/src/lib/ndpi_private.h +++ b/src/lib/ndpi_private.h @@ -643,6 +643,7 @@ void init_kafka_dissector(struct ndpi_detection_module_struct *ndpi_struct, u_in void init_nomachine_dissector(struct ndpi_detection_module_struct *ndpi_struct, u_int32_t *id); void init_iec62056_dissector(struct ndpi_detection_module_struct *ndpi_struct, u_int32_t *id); void init_hl7_dissector(struct ndpi_detection_module_struct *ndpi_struct, u_int32_t *id); +void init_ceph_dissector(struct ndpi_detection_module_struct *ndpi_struct, u_int32_t *id); #endif diff --git a/src/lib/protocols/ceph.c b/src/lib/protocols/ceph.c new file mode 100644 index 000000000..b67f10fdc --- /dev/null +++ b/src/lib/protocols/ceph.c @@ -0,0 +1,63 @@ +/* + * ceph.c + * + * Copyright (C) 2023 - ntop.org + * Copyright (C) 2023 - V.G <jacendi@protonmail.com> + * + * This file is part of nDPI, an open source deep packet inspection + * library based on the OpenDPI and PACE technology by ipoque GmbH + * + * nDPI is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * nDPI 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 Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with nDPI. If not, see <http://www.gnu.org/licenses/>. + * + */ + +#include "ndpi_protocol_ids.h" + +#define NDPI_CURRENT_PROTO NDPI_PROTOCOL_CEPH + +#include "ndpi_api.h" +#include "ndpi_private.h" + +static void ndpi_search_ceph(struct ndpi_detection_module_struct *ndpi_struct, + struct ndpi_flow_struct *flow) +{ + struct ndpi_packet_struct const * const packet = &ndpi_struct->packet; + + NDPI_LOG_DBG(ndpi_struct, "search Ceph\n"); + + /* The protocol starts with a handshake, where the client's request and + * the server's response always contain a Ceph version string (ceph v027 + * for example). */ + if (packet->payload_packet_len > NDPI_STATICSTRING_LEN("ceph v") && + memcmp(packet->payload, "ceph v", NDPI_STATICSTRING_LEN("ceph v")) == 0) + { + NDPI_LOG_INFO(ndpi_struct, "found Ceph\n"); + ndpi_set_detected_protocol(ndpi_struct, flow, NDPI_PROTOCOL_CEPH, + NDPI_PROTOCOL_UNKNOWN, NDPI_CONFIDENCE_DPI); + return; + } + + NDPI_EXCLUDE_PROTO(ndpi_struct, flow); +} + +void init_ceph_dissector(struct ndpi_detection_module_struct *ndpi_struct, u_int32_t *id) +{ + ndpi_set_bitmask_protocol_detection("Ceph", ndpi_struct, *id, + NDPI_PROTOCOL_CEPH, + ndpi_search_ceph, + NDPI_SELECTION_BITMASK_PROTOCOL_V4_V6_TCP_WITH_PAYLOAD_WITHOUT_RETRANSMISSION, + SAVE_DETECTION_BITMASK_AS_UNKNOWN, + ADD_TO_DETECTION_BITMASK); + *id += 1; +} |