diff options
Diffstat (limited to 'wireshark/ceph/packet-ceph.c')
| -rw-r--r-- | wireshark/ceph/packet-ceph.c | 1162 |
1 files changed, 1162 insertions, 0 deletions
diff --git a/wireshark/ceph/packet-ceph.c b/wireshark/ceph/packet-ceph.c new file mode 100644 index 00000000000..0b2f688185f --- /dev/null +++ b/wireshark/ceph/packet-ceph.c @@ -0,0 +1,1162 @@ +/* packet-ceph.c
+* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+*/
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <stdio.h>
+#include <glib.h>
+#include <epan/packet.h>
+#include <epan/dissectors/packet-tcp.h>
+
+// this is needed for ceph_fs to compile in userland
+#ifdef _MSC_VER
+typedef char __s8;
+typedef short __s16;
+typedef int __s32;
+typedef __int64 __s64;
+typedef unsigned char __u8;
+typedef unsigned short __u16;
+typedef unsigned int __u32;
+typedef unsigned __int64 __u64;
+typedef __u16 __le16;
+typedef __u32 __le32;
+typedef __u64 __le64;
+#define __attribute__(x)
+#define O_ACCMODE (O_RDONLY | O_RDWR | O_WRONLY)
+#include <winsock.h>
+#else
+#include <netinet/in.h>
+#include <linux/types.h>
+#endif
+typedef int bool;
+
+#define le16_to_cpu(x) (x)
+#define le32_to_cpu(x) (x)
+#define le64_to_cpu(x) (x)
+
+typedef guint32 uint32_t;
+
+#include <fcntl.h>
+#include <string.h>
+
+#ifdef _MSC_VER
+#pragma pack(1)
+#endif
+#include "ceph_fs.h"
+#ifdef _MSC_VER
+#pragma pack()
+#endif
+
+#include "crc32c.h"
+
+
+
+#include <string.h>
+
+#define PROTO_TAG_CEPH "CEPH"
+
+/* Wireshark ID of the CEPH protocol */
+static int proto_ceph = -1;
+
+
+
+/* These are the handles of our subdissectors */
+static dissector_handle_t data_handle=NULL;
+
+static dissector_handle_t ceph_handle;
+static void dissect_ceph(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree);
+
+static guint32 global_ceph_min_port = 6789;
+static guint32 global_ceph_max_port = 6810;
+
+static guint32 global_ceph_min_mon_port = 6789;
+static guint32 global_ceph_max_mon_port = 6799;
+
+#define DEST_PORT_CEPH ((pinfo->destport >= global_ceph_min_port) && (pinfo->destport <= global_ceph_max_port))
+
+#define PORT_IS_MON(port) ((port >= global_ceph_min_mon_port) && (port <= global_ceph_max_mon_port))
+#define PORT_IS_MDS(port) ((port >= global_ceph_min_mds_port) && (port <= global_ceph_max_mds_port))
+#define PORT_IS_OSD(port) ((port >= global_ceph_min_osd_port) && (port <= global_ceph_max_osd_port))
+
+#define IS_ENTITY(cmp, port1, port2) (cmp(port1) || cmp(port2))
+
+#define IS_MON(pinfo) IS_ENTITY(PORT_IS_MON, pinfo->srcport, pinfo->destport)
+#define IS_MDS(pinfo) IS_ENTITY(PORT_IS_MDS, pinfo->srcport, pinfo->destport)
+#define IS_OSD(pinfo) IS_ENTITY(PORT_IS_OSD, pinfo->srcport, pinfo->destport)
+
+#define MON_STR "mon"
+#define MDS_STR "mds"
+#define OSD_STR "osd"
+
+#define FMT_INO "0x%.16llx"
+
+#define PROTO_ADD_TEXT(type, s, field, modifier)\
+ proto_tree_add_text(tree, tvb, offset + offsetof(type, field), sizeof(s->field), "" #field ": " modifier, s->field);
+
+#define PROTO_ADD_ITEM(tree, type, hf, s, field) \
+ proto_tree_add_item(tree, hf, tvb, offset + offsetof(type, field), sizeof(s->field), TRUE);
+
+#define CTIME_BUF_LEN 128
+
+#define PROTO_ADD_TIME(tvb, tree, type, offset, head, field, name) \
+ do { \
+ time_t time; \
+ time = head->field.tv_sec; \
+ proto_tree_add_text(tree, tvb, offset + offsetof(type, field), \
+ sizeof(head->field), "" #name ": %s (%d ns)", ctime(&time), head->field.tv_nsec); \
+ } while (0)
+
+static const value_string packettypenames[] = {
+ { 1, "Shutdown" },
+ { 2, "Ping" },
+ { 4, "Mon Map" },
+ { 5, "Mon Get Map" },
+ { 10, "Client Mount" },
+ { 11, "Client Mount Ack" },
+ { 12, "Client Unmount" },
+ { 13, "Statfs" },
+ { 20, "MDS Get Map" },
+ { 21, "MDS Map" },
+ { 22, "Client Session" },
+ { 23, "Client Reconnect" },
+ { 24, "Client Request" },
+ { 25, "Client Request Forward" },
+ { 26, "Client Reply" },
+ { 0x310, "Client Caps" },
+ { 0x311, "Client Lease" },
+ { 0x312, "Client Snap" },
+ { 40, "OSD Get Map" },
+ { 41, "OSD Map" },
+ { 42, "OSD Op" },
+ { 43, "OSD Op Reply" },
+ { 0, NULL }
+};
+
+#define ACK_MSG_SIZE 5
+#define TVB_MSG_HEADER_POS(x) (1 + offsetof(struct ceph_msg_header, x))
+#define TVB_IS_ACK(ofs) (tvb_get_guint8(tvb, ofs) == CEPH_MSGR_TAG_ACK)
+#define TVB_MSG_FIELD(func, tvb, ofs, field) func(tvb, ofs + (TVB_IS_ACK(ofs) ? ACK_MSG_SIZE : 0) + TVB_MSG_HEADER_POS(field))
+
+/* The following hf_* variables are used to hold the Wireshark IDs of
+* our header fields; they are filled out when we call
+* proto_register_field_array() in proto_register_ceph()
+*/
+/** Kts attempt at defining the protocol */
+static gint hf_ceph = -1;
+static gint hf_ceph_mds_op = -1;
+static gint hf_ceph_header = -1;
+static gint hf_ceph_banner = -1;
+static gint hf_ceph_entity_addr = -1;
+static gint hf_ceph_entity_type = -1;
+static gint hf_ceph_entity_num = -1;
+static gint hf_ceph_fsid = -1;
+static gint hf_ceph_banner_magic = -1;
+static gint hf_ceph_banner_version = -1;
+static gint hf_ceph_connect_erank = -1;
+static gint hf_ceph_connect_nonce = -1;
+static gint hf_ceph_sockaddr_in = -1;
+static gint hf_ceph_connect_host_type = -1;
+static gint hf_ceph_connect_tag = -1;
+static gint hf_ceph_connect_global_seq = -1;
+static gint hf_ceph_connect_connect_seq = -1;
+static gint hf_ceph_connect_flags = -1;
+static gint hf_ceph_length = -1;
+static gint hf_ceph_type = -1;
+static gint hf_ceph_text = -1;
+static gint hf_ceph_path = -1;
+static gint hf_sin_family = -1;
+static gint hf_sin_port = -1;
+static gint hf_sin_addr = -1;
+static gint hf_ceph_hdr_tag = -1;
+static gint hf_ceph_hdr_seq_ack = -1;
+static gint hf_ceph_hdr_seq = -1;
+static gint hf_ceph_hdr_type = -1;
+static gint hf_ceph_hdr_priority = -1;
+static gint hf_ceph_hdr_mon_protocol = -1;
+static gint hf_ceph_hdr_osd_protocol = -1;
+static gint hf_ceph_hdr_mds_protocol = -1;
+static gint hf_ceph_hdr_client_protocol = -1;
+static gint hf_ceph_hdr_front_len = -1;
+static gint hf_ceph_hdr_middle_len = -1;
+static gint hf_ceph_hdr_data_off = -1;
+static gint hf_ceph_hdr_data_len = -1;
+static gint hf_ceph_data = -1;
+static gint hf_ceph_front = -1;
+static gint hf_ceph_hdr_src = -1;
+static gint hf_ceph_hdr_orig_src = -1;
+static gint hf_ceph_hdr_dst = -1;
+static gint hf_ceph_hdr_crc = -1;
+static gint hf_ceph_footer = -1;
+static gint hf_ceph_footer_flags = -1;
+static gint hf_ceph_footer_front_crc = -1;
+static gint hf_ceph_footer_middle_crc = -1;
+static gint hf_ceph_footer_data_crc = -1;
+
+
+/* These are the ids of the subtrees that we may be creating */
+static gint ett_ceph = -1;
+static gint ett_ceph_header = -1;
+static gint ett_ceph_banner = -1;
+static gint ett_ceph_entity_addr = -1;
+static gint ett_ceph_length = -1;
+static gint ett_ceph_type = -1;
+static gint ett_ceph_text = -1;
+static gint ett_ceph_front = -1;
+static gint ett_ceph_data = -1;
+static gint ett_ceph_footer = -1;
+
+
+void proto_reg_handoff_ceph(void)
+{
+ static gboolean initialized=FALSE;
+ static guint32 port;
+
+ if (!initialized) {
+ data_handle = find_dissector("data");
+ ceph_handle = create_dissector_handle(dissect_ceph, proto_ceph);
+ for (port = global_ceph_min_port; port <= global_ceph_max_port; port++)
+ dissector_add("tcp.port", port, ceph_handle);
+ }
+
+}
+
+void proto_register_ceph (void)
+{
+ /* A header field is something you can search/filter on.
+ *
+ * We create a structure to register our fields. It consists of an
+ * array of hf_register_info structures, each of which are of the format
+ * {&(field id), {name, abbrev, type, display, strings, bitmask, blurb, HFILL}}.
+ */
+ static hf_register_info hf[] = {
+ { &hf_ceph,
+ { "Data", "ceph.data", FT_NONE, BASE_NONE, NULL, 0x0,
+ "CEPH PDU", HFILL }},
+ { &hf_ceph_header,
+ { "Header", "ceph.header", FT_NONE, BASE_NONE, NULL, 0x0,
+ "CEPH Header", HFILL }},
+ { &hf_ceph_banner,
+ { "Ceph Banner", "ceph.connect.banner", FT_STRING, BASE_NONE, NULL, 0x0,
+ "Ceph Banner", HFILL }},
+ { &hf_ceph_entity_type,
+ { "Ceph Entity Type", "ceph.entity.type", FT_UINT32, BASE_DEC, NULL, 0x0,
+ "Ceph Entity Type", HFILL }},
+ { &hf_ceph_entity_num,
+ { "Ceph Entity Num", "ceph.entity.num", FT_UINT32, BASE_DEC, NULL, 0x0,
+ "Ceph Entity Num", HFILL }},
+ { &hf_ceph_entity_addr,
+ { "Ceph Entity Addr", "ceph.entity.addr", FT_NONE, BASE_NONE, NULL, 0x0,
+ "Ceph Entity Addr", HFILL }},
+ { &hf_ceph_fsid,
+ { "Ceph FSID", "ceph.fsid", FT_NONE, BASE_NONE, NULL, 0x0,
+ "Ceph FSID", HFILL }},
+ { &hf_ceph_banner_magic,
+ { "Ceph Banner Magic", "ceph.connect.banner.magic", FT_STRING, BASE_NONE, NULL, 0x0,
+ "Ceph Banner Magic", HFILL }},
+ { &hf_ceph_banner_version,
+ { "Ceph Banner Version", "ceph.connect.banner.ver", FT_STRING, BASE_NONE, NULL, 0x0,
+ "Ceph Banner", HFILL }},
+ { &hf_ceph_connect_erank,
+ { "erank", "ceph.connect.erank", FT_UINT32, BASE_HEX, NULL, 0x0,
+ "connect: erank", HFILL }},
+ { &hf_ceph_connect_nonce,
+ { "nonce", "ceph.connect.nonce", FT_UINT32, BASE_HEX, NULL, 0x0,
+ "connect: nonce", HFILL }},
+ { &hf_ceph_sockaddr_in,
+ { "sockaddr_in", "ceph.sockaddr_in", FT_NONE, BASE_NONE, NULL, 0x0,
+ "sockaddr_in", HFILL }},
+ { &hf_sin_family,
+ { "sin_family", "ceph.sin_family", FT_UINT16, BASE_HEX, NULL, 0x0,
+ "sockaddr_in: sin_family", HFILL }},
+ { &hf_sin_port,
+ { "sin_port", "ceph.sin_port", FT_UINT16, BASE_DEC, NULL, 0x0,
+ "sockaddr_in: sin_port", HFILL }},
+ { &hf_sin_addr,
+ { "ip addr", "ceph.addr", FT_IPv4, BASE_NONE, NULL, 0x0,
+ "sockaddr_in: ip addr", HFILL }},
+ { &hf_ceph_connect_host_type,
+ { "host_type", "ceph.connect.host_type", FT_UINT32, BASE_DEC, NULL, 0x0,
+ "connect: host_type", HFILL }},
+ { &hf_ceph_connect_tag,
+ { "tag", "ceph.connect.tag", FT_UINT8, BASE_DEC, NULL, 0x0,
+ "connect: tag", HFILL }},
+ { &hf_ceph_mds_op,
+ { "mds op", "ceph.mds.op", FT_UINT32, BASE_HEX, NULL, 0x0,
+ "ceph: mds op", HFILL }},
+ { &hf_ceph_connect_global_seq,
+ { "global_seq", "ceph.connect.global_seq", FT_UINT32, BASE_DEC, NULL, 0x0,
+ "connect: global_seq", HFILL }},
+ { &hf_ceph_connect_connect_seq,
+ { "connect_seq", "ceph.connect.connect_seq", FT_UINT32, BASE_DEC, NULL, 0x0,
+ "connect: connect_seq", HFILL }},
+ { &hf_ceph_connect_flags,
+ { "flags", "ceph.connect.flags", FT_UINT8, BASE_HEX, NULL, 0x0,
+ "connect: flags", HFILL }},
+ { &hf_ceph_length,
+ { "Package Length", "ceph.len", FT_UINT32, BASE_DEC, NULL, 0x0,
+ "Package Length", HFILL }},
+ { &hf_ceph_type,
+ { "Type", "ceph.type", FT_UINT8, BASE_DEC, VALS(packettypenames), 0x0,
+ "Package Type", HFILL }},
+ { &hf_ceph_text,
+ { "Text", "ceph.text", FT_STRING, BASE_NONE, NULL, 0x0,
+ "Text", HFILL }},
+ { &hf_ceph_path,
+ { "path", "ceph.path", FT_STRING, BASE_NONE, NULL, 0x0,
+ "path", HFILL }},
+ { &hf_ceph_hdr_tag,
+ { "tag", "ceph.tag", FT_UINT8, BASE_DEC, NULL, 0x0,
+ "hdr: tag", HFILL }},
+ { &hf_ceph_hdr_seq_ack,
+ { "ack seq", "ceph.ack.seq", FT_UINT32, BASE_DEC, NULL, 0x0,
+ "ack: seq", HFILL }},
+ { &hf_ceph_hdr_seq,
+ { "seq", "ceph.seq", FT_UINT64, BASE_DEC, NULL, 0x0,
+ "hdr: seq", HFILL }},
+ { &hf_ceph_hdr_type,
+ { "type", "ceph.type", FT_UINT16, BASE_HEX, NULL, 0x0,
+ "hdr: type", HFILL }},
+ { &hf_ceph_hdr_priority,
+ { "priority", "ceph.priority", FT_UINT16, BASE_DEC, NULL, 0x0,
+ "hdr: priority", HFILL }},
+ { &hf_ceph_hdr_mon_protocol,
+ { "mon_protocol", "ceph.mon_protocol", FT_UINT16, BASE_DEC, NULL, 0x0,
+ "hdr: mon_protocol", HFILL }},
+ { &hf_ceph_hdr_osd_protocol,
+ { "osd_protocol", "ceph.osd_protocol", FT_UINT16, BASE_DEC, NULL, 0x0,
+ "hdr: osd_protocol", HFILL }},
+ { &hf_ceph_hdr_mds_protocol,
+ { "mds_protocol", "ceph.mds_protocol", FT_UINT16, BASE_DEC, NULL, 0x0,
+ "hdr: mds_protocol", HFILL }},
+ { &hf_ceph_hdr_client_protocol,
+ { "client_protocol", "ceph.client_protocol", FT_UINT16, BASE_DEC, NULL, 0x0,
+ "hdr: client_protocol", HFILL }},
+ { &hf_ceph_hdr_front_len,
+ { "front_len", "ceph.front_len", FT_UINT32, BASE_DEC, NULL, 0x0,
+ "hdr: front_len", HFILL }},
+ { &hf_ceph_hdr_middle_len,
+ { "middle_len", "ceph.middle_len", FT_UINT32, BASE_DEC, NULL, 0x0,
+ "hdr: middle_len", HFILL }},
+ { &hf_ceph_hdr_data_off,
+ { "data_off", "ceph.data_off", FT_UINT32, BASE_DEC, NULL, 0x0,
+ "hdr: data_off", HFILL }},
+ { &hf_ceph_hdr_data_len,
+ { "data_len", "ceph.data_len", FT_UINT32, BASE_DEC, NULL, 0x0,
+ "hdr: data_len", HFILL }},
+ { &hf_ceph_hdr_src,
+ { "src", "ceph.src", FT_NONE, BASE_NONE, NULL, 0x0,
+ "hdr: src", HFILL }},
+ { &hf_ceph_hdr_orig_src,
+ { "orig_src", "ceph.orig_src", FT_NONE, BASE_NONE, NULL, 0x0,
+ "hdr: orig_src", HFILL }},
+ { &hf_ceph_hdr_dst,
+ { "dst", "ceph.dst", FT_NONE, BASE_NONE, NULL, 0x0,
+ "hdr: dst", HFILL }},
+ { &hf_ceph_hdr_crc,
+ { "crc", "ceph.crc", FT_UINT32, BASE_HEX, NULL, 0x0,
+ "hdr: crc", HFILL }},
+ { &hf_ceph_front,
+ { "Front", "ceph.front", FT_NONE, BASE_NONE, NULL, 0x0,
+ "Ceph Front", HFILL }},
+ { &hf_ceph_data,
+ { "Data", "ceph.data", FT_NONE, BASE_HEX, NULL, 0x0,
+ "Ceph Data", HFILL }},
+ { &hf_ceph_footer,
+ { "Footer", "ceph.footer", FT_NONE, BASE_HEX, NULL, 0x0,
+ "Ceph Footer", HFILL }},
+ { &hf_ceph_footer_flags,
+ { "flags", "ceph.footer.flags", FT_UINT32, BASE_HEX, NULL, 0x0,
+ "footer: flags", HFILL }},
+ { &hf_ceph_footer_front_crc,
+ { "front_crc", "ceph.footer.front_crc", FT_UINT32, BASE_HEX, NULL, 0x0,
+ "footer: front_crc", HFILL }},
+ { &hf_ceph_footer_middle_crc,
+ { "middle_crc", "ceph.footer.middle_crc", FT_UINT32, BASE_HEX, NULL, 0x0,
+ "footer: middle_crc", HFILL }},
+ { &hf_ceph_footer_data_crc,
+ { "data_crc", "ceph.footer.data_crc", FT_UINT32, BASE_HEX, NULL, 0x0,
+ "footer: data_crc", HFILL }},
+ };
+ static gint *ett[] = {
+ &ett_ceph,
+ &ett_ceph_header,
+ &ett_ceph_banner,
+ &ett_ceph_length,
+ &ett_ceph_entity_addr,
+ &ett_ceph_type,
+ &ett_ceph_text,
+ &ett_ceph_data,
+ &ett_ceph_front,
+ &ett_ceph_footer
+ };
+ //if (proto_ceph == -1) { /* execute protocol initialization only once */
+ proto_ceph = proto_register_protocol ("CEPH Protocol", "CEPH", "ceph");
+
+ proto_register_field_array (proto_ceph, hf, array_length (hf));
+ proto_register_subtree_array (ett, array_length (ett));
+ register_dissector("ceph", dissect_ceph, proto_ceph);
+ //}
+}
+
+static guint32 dissect_sockaddr_in(tvbuff_t *tvb, proto_tree *tree, guint32 offset)
+{
+ proto_tree *ceph_sockaddr_tree = NULL;
+ proto_item *ceph_sub_item = NULL;
+ proto_item *ceph_item = proto_tree_get_parent(tree);
+
+ ceph_sockaddr_tree = proto_item_add_subtree(ceph_item, ett_ceph);
+
+ ceph_sub_item = proto_tree_add_item( tree, hf_ceph_sockaddr_in, tvb, offset, 16, TRUE );
+ ceph_sockaddr_tree = proto_item_add_subtree(ceph_sub_item, ett_ceph);
+
+ proto_tree_add_item(ceph_sockaddr_tree, hf_sin_family, tvb, offset, 2, TRUE);
+ proto_tree_add_item(ceph_sockaddr_tree, hf_sin_port, tvb, offset+2, 2, TRUE);
+ proto_tree_add_item(ceph_sockaddr_tree, hf_sin_addr, tvb, offset+4, 4, FALSE);
+ offset += 16;
+ return offset;
+}
+
+static guint32 dissect_ceph_banner(tvbuff_t *tvb, proto_tree *tree, guint32 offset)
+{
+ proto_tree *ceph_banner_tree = NULL;
+ proto_item *ceph_sub_item = NULL;
+
+ ceph_sub_item = proto_tree_add_item( tree, hf_ceph_banner, tvb, offset, 8, TRUE );
+ ceph_banner_tree = proto_item_add_subtree(ceph_sub_item, ett_ceph);
+
+ proto_tree_add_item(ceph_banner_tree, hf_ceph_banner_magic, tvb, offset, 4, TRUE);
+ proto_tree_add_item(ceph_banner_tree, hf_ceph_banner_version, tvb, offset+4, 4, TRUE);
+
+ return offset+9;
+}
+
+static guint32 dissect_ceph_entity_addr(tvbuff_t *tvb, proto_tree *tree, guint32 offset)
+{
+ proto_tree *ceph_entity_tree = NULL;
+ proto_item *ceph_sub_item = NULL;
+
+ ceph_sub_item = proto_tree_add_item( tree, hf_ceph_entity_addr, tvb, offset, sizeof(struct ceph_entity_addr), TRUE );
+ ceph_entity_tree = proto_item_add_subtree(ceph_sub_item, ett_ceph);
+ proto_tree_add_item(ceph_entity_tree, hf_ceph_connect_erank, tvb, offset, 4, TRUE);
+ proto_tree_add_item(ceph_entity_tree, hf_ceph_connect_nonce, tvb, offset+4, 4, TRUE);
+ offset = dissect_sockaddr_in(tvb, ceph_entity_tree, offset+8);
+#if 0
+ proto_tree_add_item(ceph_entity_tree, hf_ceph_connect_host_type, tvb, offset, 4, TRUE);
+ offset += 4;
+#endif
+
+ return offset;
+}
+
+static guint32 dissect_ceph_fsid(tvbuff_t *tvb, proto_tree *tree, guint32 offset)
+{
+ proto_tree *ceph_entity_tree = NULL;
+ proto_item *ceph_sub_item = NULL;
+ ceph_fsid_t *fsid;
+
+ fsid = (ceph_fsid_t *)tvb_get_ptr(tvb, offset, sizeof(ceph_fsid_t));
+
+ ceph_sub_item = proto_tree_add_item( tree, hf_ceph_fsid, tvb, offset, sizeof(struct ceph_entity_addr), TRUE );
+ ceph_entity_tree = proto_item_add_subtree(ceph_sub_item, ett_ceph);
+
+ proto_tree_add_item(ceph_entity_tree, hf_ceph_connect_erank, tvb, offset, 4, TRUE);
+ proto_tree_add_item(ceph_entity_tree, hf_ceph_connect_nonce, tvb, offset+4, 4, TRUE);
+
+ proto_tree_add_text(tree, tvb, 0,
+ sizeof(ceph_fsid_t), "fsid: " FMT_INO "." FMT_INO, ((unsigned long long *)fsid->fsid)[0], ((unsigned long long *)fsid->fsid)[1]);
+
+ offset += sizeof(ceph_fsid_t);
+
+ return offset;
+}
+
+static guint32 dissect_ceph_entity_inst(tvbuff_t *tvb, proto_tree *tree, guint32 offset)
+{
+ proto_tree *ceph_entity_tree = NULL;
+ proto_item *ceph_sub_item = NULL;
+
+ ceph_sub_item = proto_tree_add_item( tree, hf_ceph_entity_addr, tvb, offset, sizeof(struct ceph_entity_addr), TRUE );
+ ceph_entity_tree = proto_item_add_subtree(ceph_sub_item, ett_ceph);
+ proto_tree_add_item(ceph_entity_tree, hf_ceph_entity_type, tvb, offset, 4, TRUE);
+ proto_tree_add_item(ceph_entity_tree, hf_ceph_entity_num, tvb, offset+4, 4, TRUE);
+ offset += 8;
+ offset = dissect_ceph_entity_addr(tvb, ceph_entity_tree, offset);
+ return offset;
+}
+
+static guint32 dissect_ceph_footer(tvbuff_t *tvb, proto_tree *tree, guint32 offset, guint32 data_crc)
+{
+ proto_tree *ceph_footer_tree = NULL;
+ proto_item *ceph_sub_item = NULL;
+ proto_item *data_crc_item = NULL;
+
+ ceph_sub_item = proto_tree_add_item( tree, hf_ceph_footer, tvb, offset, sizeof(struct ceph_msg_footer), TRUE );
+ ceph_footer_tree = proto_item_add_subtree(ceph_sub_item, ett_ceph);
+ proto_tree_add_item(ceph_footer_tree, hf_ceph_footer_flags, tvb, offset, 4, TRUE);
+ proto_tree_add_item(ceph_footer_tree, hf_ceph_footer_front_crc, tvb, offset+4, 4, TRUE);
+ proto_tree_add_item(ceph_footer_tree, hf_ceph_footer_middle_crc, tvb, offset+8, 4, TRUE);
+ data_crc_item = proto_tree_add_item(ceph_footer_tree, hf_ceph_footer_data_crc, tvb, offset+12, 4, TRUE);
+ proto_item_append_text(data_crc_item, " (calculated %x)", data_crc);
+
+ offset += 12;
+ return offset;
+}
+
+static guint32 dissect_ceph_client_connect(tvbuff_t *tvb, proto_tree *tree, guint32 offset)
+{
+ proto_tree *ceph_header_tree = NULL;
+ proto_item *ceph_sub_item = NULL;
+ proto_item *ceph_item = proto_tree_get_parent(tree);
+
+ offset = dissect_ceph_banner(tvb, tree, offset);
+
+ ceph_header_tree = proto_item_add_subtree(ceph_item, ett_ceph);
+
+ ceph_sub_item = proto_tree_add_item( tree, hf_ceph_header, tvb, offset, -1, TRUE );
+ ceph_header_tree = proto_item_add_subtree(ceph_sub_item, ett_ceph);
+
+ offset = dissect_ceph_entity_addr(tvb, ceph_header_tree, offset);
+ proto_tree_add_item(ceph_header_tree, hf_ceph_connect_host_type, tvb, offset, 4, TRUE);
+ offset += 4;
+ proto_tree_add_item(ceph_header_tree, hf_ceph_connect_global_seq, tvb, offset, 4, TRUE);
+ proto_tree_add_item(ceph_header_tree, hf_ceph_connect_connect_seq, tvb, offset+4, 4, TRUE);
+ proto_tree_add_item(ceph_header_tree, hf_ceph_connect_flags, tvb, offset+8, 1, TRUE);
+ offset += 8;
+ return offset;
+}
+
+static guint32 dissect_ceph_server_connect(tvbuff_t *tvb, proto_tree *tree, guint32 offset)
+{
+ proto_tree *ceph_header_tree = NULL;
+ proto_item *ceph_sub_item = NULL;
+ proto_item *ceph_item = proto_tree_get_parent(tree);
+
+ offset = dissect_ceph_banner(tvb, tree, offset);
+
+ ceph_header_tree = proto_item_add_subtree(ceph_item, ett_ceph);
+
+ ceph_sub_item = proto_tree_add_item( tree, hf_ceph_header, tvb, offset, -1, TRUE );
+ ceph_header_tree = proto_item_add_subtree(ceph_sub_item, ett_ceph);
+
+ offset = dissect_ceph_entity_addr(tvb, ceph_header_tree, offset);
+
+ proto_tree_add_item(ceph_header_tree, hf_ceph_hdr_tag, tvb, offset, 1, TRUE);
+ offset += 1;
+ proto_tree_add_item(ceph_header_tree, hf_ceph_connect_global_seq, tvb, offset, 4, TRUE);
+ proto_tree_add_item(ceph_header_tree, hf_ceph_connect_connect_seq, tvb, offset+4, 4, TRUE);
+ proto_tree_add_item(ceph_header_tree, hf_ceph_connect_flags, tvb, offset+8, 1, TRUE);
+ return offset;
+}
+
+static guint32 dissect_ceph_file_layout(tvbuff_t *tvb, proto_tree *tree, guint32 offset)
+{
+ guint32 orig_ofs = offset;
+ struct ceph_file_layout *lo;
+
+ lo = (struct ceph_file_layout *)tvb_get_ptr(tvb, offset, sizeof(struct ceph_file_layout));
+
+ PROTO_ADD_TEXT(struct ceph_file_layout, lo, fl_stripe_unit, "%d");
+ PROTO_ADD_TEXT(struct ceph_file_layout, lo, fl_stripe_count, "%d");
+ PROTO_ADD_TEXT(struct ceph_file_layout, lo, fl_object_size, "%d");
+ PROTO_ADD_TEXT(struct ceph_file_layout, lo, fl_cas_hash, "%d");
+ PROTO_ADD_TEXT(struct ceph_file_layout, lo, fl_object_stripe_unit, "%d");
+ PROTO_ADD_TEXT(struct ceph_file_layout, lo, fl_pg_preferred, "%d");
+ PROTO_ADD_TEXT(struct ceph_file_layout, lo, fl_pg_pool, "%u");
+
+ return orig_ofs + sizeof(struct ceph_mds_reply_head);
+}
+#if 0
+static int dissect_ceph_filepath(tvbuff_t *tvb, proto_tree *tree, guint32 offset, char **path, guint64 *ino)
+{
+ guint32 len;
+ const char *p = NULL;
+
+ *ino = tvb_get_letoh64(tvb, offset);
+ proto_tree_add_text(tree, tvb, offset, sizeof(*ino), "inode: " FMT_INO, *ino);
+ offset += sizeof(*ino);
+ len = tvb_get_letohl(tvb, offset);
+ proto_tree_add_text(tree, tvb, offset, sizeof(len), "len: %d", len);
+ offset += sizeof(len);
+
+ if (len) {
+ p = tvb_get_ptr(tvb, offset, len);
+ *path = malloc(len+1);
+ if (*path) {
+ memcpy(*path, p, len);
+ (*path)[len] = '\0';
+ proto_tree_add_item(tree, hf_ceph_path, tvb, offset, len, TRUE);
+ }
+ }
+
+ offset += len;
+
+ return offset;
+}
+#endif
+static guint32 dissect_ceph_mon_statfs(tvbuff_t *tvb, proto_tree *tree, guint32 offset)
+{
+ struct ceph_mon_statfs *req;
+
+ req = (struct ceph_mon_statfs *)tvb_get_ptr(tvb, offset, sizeof(struct ceph_mon_statfs));
+
+ dissect_ceph_fsid(tvb, tree, offset + offsetof(struct ceph_mon_statfs, fsid));
+ PROTO_ADD_TEXT(struct ceph_mon_statfs, req, tid, "%lld");
+
+ return offset + sizeof(struct ceph_mon_statfs);
+}
+
+static guint32 dissect_ceph_mon_statfs_reply(tvbuff_t *tvb, proto_tree *tree, guint32 offset)
+{
+ struct ceph_mon_statfs_reply *req;
+
+ req = (struct ceph_mon_statfs_reply *)tvb_get_ptr(tvb, offset, sizeof(struct ceph_mon_statfs_reply));
+
+ dissect_ceph_fsid(tvb, tree, offset + offsetof(struct ceph_mon_statfs_reply, fsid));
+ PROTO_ADD_TEXT(struct ceph_mon_statfs_reply, req, tid, "%lld");
+ PROTO_ADD_TEXT(struct ceph_mon_statfs_reply, req, st.kb, "%lld");
+ PROTO_ADD_TEXT(struct ceph_mon_statfs_reply, req, st.kb_used, "%lld");
+ PROTO_ADD_TEXT(struct ceph_mon_statfs_reply, req, st.kb_avail, "%lld");
+ PROTO_ADD_TEXT(struct ceph_mon_statfs_reply, req, st.num_objects, "%lld");
+
+ return offset + sizeof(struct ceph_mon_statfs_reply);
+}
+
+static guint32 dissect_ceph_client_osd_getmap(tvbuff_t *tvb, proto_tree *tree, guint32 offset)
+{
+ struct ceph_osd_getmap *req;
+
+ req = (struct ceph_osd_getmap *)tvb_get_ptr(tvb, offset, sizeof(struct ceph_osd_getmap));
+
+ dissect_ceph_fsid(tvb, tree, offset + offsetof(struct ceph_osd_getmap, fsid));
+ PROTO_ADD_TEXT(struct ceph_osd_getmap, req, start, "%d");
+
+ return offset + sizeof(struct ceph_osd_getmap);
+}
+
+static guint32 dissect_ceph_client_mds_getmap(tvbuff_t *tvb, proto_tree *tree, guint32 offset)
+{
+ struct ceph_mds_getmap *req;
+
+ req = (struct ceph_mds_getmap *)tvb_get_ptr(tvb, offset, sizeof(struct ceph_mds_getmap));
+
+ PROTO_ADD_TEXT(struct ceph_mds_getmap, req, have_version, "%lld");
+ dissect_ceph_fsid(tvb, tree, offset + offsetof(struct ceph_mds_getmap, fsid));
+
+ return offset + sizeof(struct ceph_mds_getmap);
+}
+
+static guint32 dissect_ceph_client_mds_request(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, guint32 offset)
+{
+ struct ceph_mds_request_head *head;
+ proto_item *item;
+
+ head = (struct ceph_mds_request_head *)tvb_get_ptr(tvb, offset, sizeof(struct ceph_mds_request_head));
+
+ PROTO_ADD_TEXT(struct ceph_mds_request_head, head, tid, "%lld");
+ PROTO_ADD_TEXT(struct ceph_mds_request_head, head, oldest_client_tid, "%lld");
+ PROTO_ADD_TEXT(struct ceph_mds_request_head, head, mdsmap_epoch, "%d");
+ PROTO_ADD_TEXT(struct ceph_mds_request_head, head, num_retry, "%d");
+ PROTO_ADD_TEXT(struct ceph_mds_request_head, head, num_fwd, "%d");
+ PROTO_ADD_TEXT(struct ceph_mds_request_head, head, num_releases, "%d");
+
+ item = proto_tree_add_item(tree, hf_ceph_mds_op, tvb, offset+offsetof(struct ceph_mds_request_head, op), sizeof(head->op), TRUE);
+ proto_item_append_text(item, " (%s)", ceph_mds_op_name(head->op));
+
+ PROTO_ADD_TEXT(struct ceph_mds_request_head, head, caller_uid, "%d");
+ PROTO_ADD_TEXT(struct ceph_mds_request_head, head, caller_gid, "%d");
+
+ if (check_col(pinfo->cinfo, COL_INFO)) {
+ col_append_fstr(pinfo->cinfo, COL_INFO, " (%s)", ceph_mds_op_name(head->op));
+ }
+
+ /* FIXME */
+ switch (head->op) {
+ case CEPH_MDS_OP_LOOKUP:
+// PROTO_ADD_TEXT(struct ceph_mds_request_head, head, args.lookup.mask, "0x%.4x");
+ break;
+ case CEPH_MDS_OP_SETXATTR:
+ break;
+ case CEPH_MDS_OP_SETLAYOUT:
+ dissect_ceph_file_layout(tvb, tree, offset + offsetof(struct ceph_mds_request_head, args.setlayout.layout));
+ break;
+ case CEPH_MDS_OP_SETATTR:
+ break;
+ case CEPH_MDS_OP_MKNOD:
+ PROTO_ADD_TEXT(struct ceph_mds_request_head, head, args.mknod.mode, "0%.5o");
+ PROTO_ADD_TEXT(struct ceph_mds_request_head, head, args.mknod.rdev, "%d");
+ break;
+ case CEPH_MDS_OP_OPEN:
+ PROTO_ADD_TEXT(struct ceph_mds_request_head, head, args.open.flags, "%x");
+ PROTO_ADD_TEXT(struct ceph_mds_request_head, head, args.open.mode, "0%.5o");
+ break;
+ case CEPH_MDS_OP_MKDIR:
+ PROTO_ADD_TEXT(struct ceph_mds_request_head, head, args.mkdir.mode, "0%.5o");
+ break;
+ case CEPH_MDS_OP_RMXATTR:
+ case CEPH_MDS_OP_LINK:
+ case CEPH_MDS_OP_UNLINK:
+ case CEPH_MDS_OP_RENAME:
+ case CEPH_MDS_OP_RMDIR:
+ case CEPH_MDS_OP_SYMLINK:
+ case CEPH_MDS_OP_LSSNAP:
+ case CEPH_MDS_OP_MKSNAP:
+ case CEPH_MDS_OP_RMSNAP:
+ break;
+ }
+
+ offset += sizeof(struct ceph_mds_request_head);
+#if 0
+ if (head->op == CEPH_MDS_OP_FINDINODE) {
+
+ } else {
+ guint64 ino1, ino2;
+ char *s1 = NULL, *s2 = NULL;
+
+ offset = dissect_ceph_filepath(tvb, tree, offset, &s1, &ino1);
+ offset = dissect_ceph_filepath(tvb, tree, offset, &s2, &ino2);
+
+ if (check_col(pinfo->cinfo, COL_INFO)) {
+ if (s1)
+ col_append_fstr(pinfo->cinfo, COL_INFO, " %s", s1);
+ if (s2)
+ col_append_fstr(pinfo->cinfo, COL_INFO, " -> %s", s2);
+ }
+
+
+
+ }
+#endif
+ return offset;
+}
+
+static guint32 dissect_ceph_client_mds_reply(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, guint32 offset)
+{
+ guint32 orig_ofs = offset;
+ struct ceph_mds_reply_head *head;
+
+ head = (struct ceph_mds_reply_head *)tvb_get_ptr(tvb, offset, sizeof(struct ceph_mds_reply_head));
+
+ PROTO_ADD_TEXT(struct ceph_mds_reply_head, head, tid, "%lld");
+
+ proto_tree_add_text(tree, tvb, offsetof(struct ceph_mds_reply_head, op),
+ sizeof(head->op), "op: %d (%s)", head->op, ceph_mds_op_name(head->op));
+
+ PROTO_ADD_TEXT(struct ceph_mds_reply_head, head, result, "%d");
+ PROTO_ADD_TEXT(struct ceph_mds_reply_head, head, mdsmap_epoch, "%d");
+
+
+ if (check_col(pinfo->cinfo, COL_INFO)) {
+ col_append_fstr(pinfo->cinfo, COL_INFO, " (%s)", ceph_mds_op_name(head->op));
+ }
+
+ return orig_ofs + sizeof(struct ceph_mds_reply_head);
+}
+
+static guint32 dissect_ceph_client_mds_lease_request(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, guint32 offset)
+{
+ guint32 orig_ofs = offset;
+ struct ceph_mds_lease *head;
+ static char *lease_action[] = { "", "revoke", "release", "renew" };
+
+ head = (struct ceph_mds_lease *)tvb_get_ptr(tvb, offset, sizeof(struct ceph_mds_lease));
+
+ PROTO_ADD_TEXT(struct ceph_mds_lease, head, action, "%d");
+ PROTO_ADD_TEXT(struct ceph_mds_lease, head, mask, "%.4x");
+ PROTO_ADD_TEXT(struct ceph_mds_lease, head, ino, FMT_INO);
+ PROTO_ADD_TEXT(struct ceph_mds_lease, head, first, "%lld");
+ PROTO_ADD_TEXT(struct ceph_mds_lease, head, last, "%lld");
+
+ if (check_col(pinfo->cinfo, COL_INFO)) {
+ if (head->action < 4) {
+ col_append_fstr(pinfo->cinfo, COL_INFO, " (%s)", lease_action[head->action]);
+ }
+ }
+
+ return orig_ofs + sizeof(struct ceph_mds_lease);
+}
+
+static guint32 dissect_ceph_client_mds_caps_request(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, guint32 offset)
+{
+ guint32 orig_ofs = offset;
+ struct ceph_mds_caps *head;
+
+ head = (struct ceph_mds_caps *)tvb_get_ptr(tvb, offset, sizeof(struct ceph_mds_caps));
+
+ PROTO_ADD_TEXT(struct ceph_mds_caps, head, op, "%d");
+ PROTO_ADD_TEXT(struct ceph_mds_caps, head, ino, FMT_INO);
+ PROTO_ADD_TEXT(struct ceph_mds_caps, head, seq, "%d");
+ PROTO_ADD_TEXT(struct ceph_mds_caps, head, caps, "%d");
+ PROTO_ADD_TEXT(struct ceph_mds_caps, head, wanted, "%d");
+ PROTO_ADD_TEXT(struct ceph_mds_caps, head, size, "%llu");
+ PROTO_ADD_TEXT(struct ceph_mds_caps, head, max_size, "%llu");
+ PROTO_ADD_TEXT(struct ceph_mds_caps, head, truncate_seq, "%d");
+ PROTO_ADD_TEXT(struct ceph_mds_caps, head, migrate_seq, "%d");
+ PROTO_ADD_TEXT(struct ceph_mds_caps, head, time_warp_seq, "%u");
+ PROTO_ADD_TEXT(struct ceph_mds_caps, head, snap_follows, "%llu");
+ PROTO_ADD_TEXT(struct ceph_mds_caps, head, snap_trace_len, "%d");
+
+#define CAPS_REQ_ADD_TIME(field) PROTO_ADD_TIME(tvb, tree, struct ceph_mds_caps, offset, head, field, field)
+ CAPS_REQ_ADD_TIME(mtime);
+ CAPS_REQ_ADD_TIME(atime);
+ CAPS_REQ_ADD_TIME(ctime);
+
+ if (check_col(pinfo->cinfo, COL_INFO)) {
+ col_append_fstr(pinfo->cinfo, COL_INFO, " (%s)", ceph_cap_op_name(head->op));
+ }
+
+ return orig_ofs + sizeof(struct ceph_mds_caps);
+}
+
+static guint32 dissect_ceph_client_front(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, guint32 offset, guint16 type)
+{
+ switch (type) {
+ case CEPH_MSG_STATFS:
+ offset = dissect_ceph_mon_statfs(tvb, tree, offset);
+ break;
+ case CEPH_MSG_STATFS_REPLY:
+ offset = dissect_ceph_mon_statfs_reply(tvb, tree, offset);
+ break;
+ case CEPH_MSG_CLIENT_REQUEST: /* mds request */
+ offset = dissect_ceph_client_mds_request(tvb, pinfo, tree, offset);
+ break;
+ case CEPH_MSG_CLIENT_REPLY:
+ offset = dissect_ceph_client_mds_reply(tvb, pinfo, tree, offset);
+ break;
+ case CEPH_MSG_CLIENT_LEASE:
+ offset = dissect_ceph_client_mds_lease_request(tvb, pinfo, tree, offset);
+ break;
+ case CEPH_MSG_CLIENT_CAPS:
+ offset = dissect_ceph_client_mds_caps_request(tvb, pinfo, tree, offset);
+ break;
+ case CEPH_MSG_OSD_GETMAP:
+ offset = dissect_ceph_client_osd_getmap(tvb, tree, offset);
+ break;
+ case CEPH_MSG_MDS_GETMAP:
+ offset = dissect_ceph_client_mds_getmap(tvb, tree, offset);
+ break;
+ default:
+ break;
+ }
+ return offset;
+}
+
+static guint32 dissect_ceph_generic(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, guint32 offset)
+{
+ proto_tree *ceph_header_tree = NULL;
+ proto_item *ceph_sub_item = NULL;
+ proto_item *ceph_item = proto_tree_get_parent(tree);
+ guint32 front_len, middle_len, data_len;
+ guint8 tag;
+ guint32 orig_ofs = offset;
+ guint16 type;
+ guint64 seq;
+ struct ceph_msg_header *header;
+ unsigned int data_crc = 0;
+
+ ceph_header_tree = proto_item_add_subtree(ceph_item, ett_ceph);
+
+ ceph_sub_item = proto_tree_add_item( tree, hf_ceph_header, tvb, offset, -1, TRUE );
+ ceph_header_tree = proto_item_add_subtree(ceph_sub_item, ett_ceph);
+
+ tag = tvb_get_guint8(tvb, offset);
+
+ if (tag == CEPH_MSGR_TAG_ACK) {
+ proto_tree_add_item(ceph_header_tree, hf_ceph_hdr_tag, tvb, offset, 1, TRUE);
+ proto_tree_add_item(ceph_header_tree, hf_ceph_hdr_seq_ack, tvb, offset+1, 4, TRUE);
+ offset += ACK_MSG_SIZE;
+ }
+
+ proto_tree_add_item(ceph_header_tree, hf_ceph_hdr_tag, tvb, offset, 1, TRUE);
+ offset++;
+
+ header = (struct ceph_msg_header *)tvb_get_ptr(tvb, offset, sizeof(struct ceph_msg_header));
+
+ PROTO_ADD_ITEM(ceph_header_tree, struct ceph_msg_header, hf_ceph_hdr_seq, header, seq);
+ PROTO_ADD_ITEM(ceph_header_tree, struct ceph_msg_header, hf_ceph_hdr_type, header, type);
+ PROTO_ADD_ITEM(ceph_header_tree, struct ceph_msg_header, hf_ceph_hdr_priority, header, priority);
+ PROTO_ADD_ITEM(ceph_header_tree, struct ceph_msg_header, hf_ceph_hdr_mon_protocol, header, mon_protocol);
+ PROTO_ADD_ITEM(ceph_header_tree, struct ceph_msg_header, hf_ceph_hdr_osd_protocol, header, osd_protocol);
+ PROTO_ADD_ITEM(ceph_header_tree, struct ceph_msg_header, hf_ceph_hdr_mds_protocol, header, mds_protocol);
+ PROTO_ADD_ITEM(ceph_header_tree, struct ceph_msg_header, hf_ceph_hdr_front_len, header, front_len);
+ PROTO_ADD_ITEM(ceph_header_tree, struct ceph_msg_header, hf_ceph_hdr_middle_len, header, middle_len);
+ PROTO_ADD_ITEM(ceph_header_tree, struct ceph_msg_header, hf_ceph_hdr_data_off, header, data_off);
+ PROTO_ADD_ITEM(ceph_header_tree, struct ceph_msg_header, hf_ceph_hdr_data_len, header, data_len);
+ dissect_ceph_entity_inst(tvb, ceph_header_tree, offset + offsetof(struct ceph_msg_header, src));
+ dissect_ceph_entity_inst(tvb, ceph_header_tree, offset + offsetof(struct ceph_msg_header, orig_src));
+ dissect_ceph_entity_inst(tvb, ceph_header_tree, offset + offsetof(struct ceph_msg_header, dst));
+ PROTO_ADD_ITEM(ceph_header_tree, struct ceph_msg_header, hf_ceph_hdr_crc, header, crc);
+
+ offset += sizeof(struct ceph_msg_header);
+
+ type = TVB_MSG_FIELD(tvb_get_letohl, tvb, orig_ofs, type);
+ seq = TVB_MSG_FIELD(tvb_get_letoh64, tvb, orig_ofs, seq);
+ front_len = TVB_MSG_FIELD(tvb_get_letohs, tvb, orig_ofs, front_len);
+ middle_len = TVB_MSG_FIELD(tvb_get_letohs, tvb, orig_ofs, middle_len);
+ data_len = TVB_MSG_FIELD(tvb_get_letohl, tvb, orig_ofs, data_len);
+
+ if (front_len) {
+ /* ceph_sub_item = proto_tree_add_item( tree, hf_ceph_front, tvb, offset, front_len, TRUE );
+ offset += front_len; */
+
+ dissect_ceph_client_front(tvb, pinfo, tree, offset, type);
+ offset += front_len;
+ }
+
+ if (middle_len) {
+ offset += middle_len;
+ }
+
+ if (data_len) {
+ char *data;
+ ceph_sub_item = proto_tree_add_item( tree, hf_ceph_data, tvb, offset, data_len, TRUE );
+ data = (char *)tvb_get_ptr(tvb, offset, data_len);
+
+ data_crc = crc32c_le(0, data, data_len);
+
+ offset += data_len;
+ }
+
+ offset = dissect_ceph_footer(tvb, tree, offset, data_crc);
+
+ return offset;
+}
+
+static const char *entity_name_by_type(int type)
+{
+ if (type < 4)
+ return "???";
+
+ if (type < 20)
+ return "mon";
+
+ if (type < 30)
+ return "mds";
+
+ if (type < 50)
+ return "osd";
+
+ if (type < 0x300)
+ return "???";
+
+ if (type < 0x400)
+ return "mds";
+
+ return "???";
+}
+
+static void
+dissect_ceph_client(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
+{
+
+ proto_item *ceph_item = NULL;
+ proto_tree *ceph_tree = NULL;
+ guint16 type = 0;
+ const guchar *ptr;
+ guint32 pos = 0;
+ int have_banner = 0;
+
+ if (check_col(pinfo->cinfo, COL_PROTOCOL))
+ col_set_str(pinfo->cinfo, COL_PROTOCOL, PROTO_TAG_CEPH);
+ /* Clear out stuff in the info column */
+ if(check_col(pinfo->cinfo,COL_INFO)){
+ col_clear(pinfo->cinfo,COL_INFO);
+ }
+
+ ptr = tvb_get_ptr(tvb, pos, 9);
+ if (ptr && memcmp(ptr, "ceph", 4) == 0) {
+ have_banner = 1;
+ pos += 9;
+ }
+
+ // This is not a good way of dissecting packets. The tvb length should
+ // be sanity checked so we aren't going past the actual size of the buffer.
+ type = tvb_get_guint8( tvb, 4 ); // Get the type byte
+
+ if (check_col(pinfo->cinfo, COL_INFO)) {
+ const char *entity_str = NULL;
+
+ if (have_banner) {
+ if (IS_MON(pinfo))
+ entity_str = MON_STR;
+ else
+ entity_str = "???";
+
+ col_add_fstr(pinfo->cinfo, COL_INFO, "[%s] Connect Request", entity_str);
+ } else {
+ type = TVB_MSG_FIELD(tvb_get_letohl, tvb, 0, type);
+ entity_str = entity_name_by_type(type);
+ col_add_fstr(pinfo->cinfo, COL_INFO, "[%s] %s",
+ entity_str,
+ val_to_str(type, packettypenames, "Unknown Type:0x%02x"));
+ }
+ }
+
+ if (tree) { /* we are being asked for details */
+ guint32 offset = 0;
+
+ ceph_item = proto_tree_add_item(tree, proto_ceph, tvb, 0, -1, TRUE);
+ ceph_tree = proto_item_add_subtree(ceph_item, ett_ceph);
+ if (have_banner) { /* this is a connect message */
+ offset = dissect_ceph_client_connect(tvb, ceph_tree, offset);
+ } else {
+ offset = dissect_ceph_generic(tvb, pinfo, ceph_tree, offset);
+ }
+ }
+}
+
+static void
+dissect_ceph_server(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
+{
+
+ proto_item *ceph_item = NULL;
+ proto_tree *ceph_tree = NULL;
+ guint16 type = 0;
+ const guchar *ptr;
+ guint32 pos = 0;
+ int have_banner = 0;
+
+ if (check_col(pinfo->cinfo, COL_PROTOCOL))
+ col_set_str(pinfo->cinfo, COL_PROTOCOL, PROTO_TAG_CEPH);
+ /* Clear out stuff in the info column */
+ if(check_col(pinfo->cinfo,COL_INFO)){
+ col_clear(pinfo->cinfo,COL_INFO);
+ }
+
+ ptr = tvb_get_ptr(tvb, pos, 9);
+ if (ptr && memcmp(ptr, "ceph", 4) == 0) {
+ have_banner = 1;
+ pos += 9;
+ }
+
+ // This is not a good way of dissecting packets. The tvb length should
+ // be sanity checked so we aren't going past the actual size of the buffer.
+ type = tvb_get_guint8( tvb, 4 ); // Get the type byte
+
+ if (check_col(pinfo->cinfo, COL_INFO)) {
+ const char *entity_str;
+ if (IS_MON(pinfo))
+ entity_str = MON_STR;
+ else
+ entity_str = "???";
+ if (have_banner) {
+ col_add_fstr(pinfo->cinfo, COL_INFO, "[%s] Connect Response", entity_str);
+ } else {
+ type = TVB_MSG_FIELD(tvb_get_letohl, tvb, 0, type);
+ entity_str = entity_name_by_type(type);
+ col_add_fstr(pinfo->cinfo, COL_INFO, "[%s] %s",
+ entity_str,
+ val_to_str(type, packettypenames, "Unknown Type:0x%02x"));
+ }
+ }
+
+ if (tree) { /* we are being asked for details */
+ guint32 offset = 0;
+
+ ceph_item = proto_tree_add_item(tree, proto_ceph, tvb, 0, -1, TRUE);
+ ceph_tree = proto_item_add_subtree(ceph_item, ett_ceph);
+
+ if (have_banner) {
+ offset = dissect_ceph_server_connect(tvb, ceph_tree, offset);
+ } else {
+ offset = dissect_ceph_generic(tvb, pinfo, ceph_tree, offset);
+ }
+ }
+}
+
+static void
+dissect_ceph_message(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
+{
+ if (DEST_PORT_CEPH)
+ dissect_ceph_client(tvb, pinfo, tree);
+ else
+ dissect_ceph_server(tvb, pinfo, tree);
+}
+
+static guint dissect_ceph_acks(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
+{
+ guint32 offset = 0;
+
+ if (check_col(pinfo->cinfo, COL_PROTOCOL))
+ col_set_str(pinfo->cinfo, COL_PROTOCOL, PROTO_TAG_CEPH);
+ /* Clear out stuff in the info column */
+ if(check_col(pinfo->cinfo,COL_INFO)){
+ col_clear(pinfo->cinfo,COL_INFO);
+ col_add_fstr(pinfo->cinfo, COL_INFO, "Ack");
+ }
+ if (tree) {
+ proto_tree_add_item(tree, proto_ceph, tvb, 0, 5, TRUE);
+ proto_tree_add_item(tree, hf_ceph_hdr_tag, tvb, offset, 1, TRUE);
+ proto_tree_add_item(tree, hf_ceph_hdr_seq_ack, tvb, offset+1, 4, TRUE);
+ offset += 5;
+ }
+
+ return offset;
+}
+
+/* determine PDU length of protocol ceph */
+static guint get_ceph_message_len(packet_info *pinfo, tvbuff_t *tvb, int offset)
+{
+ const char *ptr;
+ guint32 len;
+ guint32 pos = 0;
+
+ ptr = tvb_get_ptr(tvb, offset, /* sizeof(CEPH_BANNER) */tvb->length-offset);
+ if (ptr && memcmp(ptr, "ceph", 4) == 0) {
+ if (DEST_PORT_CEPH) {
+ len = sizeof(CEPH_BANNER) - 1 +
+ sizeof(struct ceph_entity_addr) +
+ sizeof(struct ceph_msg_connect);
+ } else
+ len = sizeof(CEPH_BANNER) - 1 +
+ sizeof(struct ceph_entity_addr) +
+ sizeof(struct ceph_msg_connect_reply);
+
+ return len;
+ }
+
+ if (*ptr == CEPH_MSGR_TAG_ACK)
+ pos = ACK_MSG_SIZE;
+
+ len = pos + (guint)1 + sizeof(struct ceph_msg_header) +
+ TVB_MSG_FIELD(tvb_get_letohl, tvb, offset, front_len) +
+ TVB_MSG_FIELD(tvb_get_letohl, tvb, offset, data_len) +
+ sizeof(struct ceph_msg_footer);
+
+ if (!*ptr)
+ return 0;
+ return len;
+}
+
+
+static void dissect_ceph(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
+{
+ const char *ptr;
+
+ ptr = tvb_get_ptr(tvb, 0, 6);
+
+ if ((*ptr == CEPH_MSGR_TAG_MSG) ||
+ (memcmp(ptr, CEPH_BANNER, 4) == 0) ||
+ ((ptr[0] == CEPH_MSGR_TAG_ACK) && (ptr[5] == CEPH_MSGR_TAG_MSG))
+ ) {
+ tcp_dissect_pdus(tvb, pinfo, tree, TRUE, TVB_MSG_HEADER_POS(src),
+ get_ceph_message_len, dissect_ceph_message);
+ } else {
+ dissect_ceph_acks(tvb, pinfo, tree);
+ }
+}
+
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