/* packet-gearman.c * Routines for Gearman protocol packet disassembly * By Flier Lu * Copyright 2010 Flier Lu * * Gearman Protocol * ---------------- * http://gearman.org/index.php?id=protocol * * Wireshark - Network traffic analyzer * By Gerald Combs * 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. */ #include "config.h" #include #include #include #include "packet-tcp.h" void proto_register_gearman(void); void proto_reg_handoff_gearman(void); static int proto_gearman = -1; static int hf_gearman_mgr_cmd = -1; static int hf_gearman_magic_code = -1; static int hf_gearman_pkt_type = -1; static int hf_gearman_data_size = -1; static int hf_gearman_data_content = -1; static int hf_gearman_option_name = -1; static int hf_gearman_func_name = -1; static int hf_gearman_func_namez = -1; static int hf_gearman_client_id = -1; static int hf_gearman_uniq_id = -1; static int hf_gearman_argument = -1; static int hf_gearman_job_handle = -1; static int hf_gearman_job_handlez = -1; static int hf_gearman_complete_numerator = -1; static int hf_gearman_complete_denominator = -1; static int hf_gearman_submit_job_sched_minute = -1; static int hf_gearman_submit_job_sched_hour = -1; static int hf_gearman_submit_job_sched_day_of_month = -1; static int hf_gearman_submit_job_sched_month = -1; static int hf_gearman_submit_job_sched_day_of_week = -1; static int hf_gearman_submit_job_epoch_time = -1; static int hf_gearman_result = -1; static int hf_gearman_known_status = -1; static int hf_gearman_running_status = -1; static int hf_gearman_echo_text = -1; static int hf_gearman_err_code = -1; static int hf_gearman_err_text = -1; static gint ett_gearman = -1; static gint ett_gearman_command = -1; static gint ett_gearman_content = -1; static expert_field ei_gearman_pkt_type_unknown = EI_INIT; static gboolean gearman_desegment = TRUE; static const int GEARMAN_COMMAND_HEADER_SIZE = 12; static const int GEARMAN_PORT = 4730; static const gchar *GEARMAN_MAGIC_CODE_REQUEST = "\0REQ"; static const gchar *GEARMAN_MAGIC_CODE_RESPONSE = "\0RES"; static const gchar *GEARMAN_MGR_CMDS[] = { "workers", "status", "maxqueue", "shutdown", "version" }; static const int GEARMAN_MGR_CMDS_COUNT = sizeof(GEARMAN_MGR_CMDS)/sizeof(GEARMAN_MGR_CMDS[0]); typedef enum { GEARMAN_COMMAND_TEXT, GEARMAN_COMMAND_CAN_DO, /* W->J: FUNC */ GEARMAN_COMMAND_CANT_DO, /* W->J: FUNC */ GEARMAN_COMMAND_RESET_ABILITIES, /* W->J: -- */ GEARMAN_COMMAND_PRE_SLEEP, /* W->J: -- */ GEARMAN_COMMAND_UNUSED, GEARMAN_COMMAND_NOOP, /* J->W: -- */ GEARMAN_COMMAND_SUBMIT_JOB, /* C->J: FUNC[0]UNIQ[0]ARGS */ GEARMAN_COMMAND_JOB_CREATED, /* J->C: HANDLE */ GEARMAN_COMMAND_GRAB_JOB, /* W->J: -- */ GEARMAN_COMMAND_NO_JOB, /* J->W: -- */ GEARMAN_COMMAND_JOB_ASSIGN, /* J->W: HANDLE[0]FUNC[0]ARG */ GEARMAN_COMMAND_WORK_STATUS, /* W->J/C: HANDLE[0]NUMERATOR[0]DENOMINATOR */ GEARMAN_COMMAND_WORK_COMPLETE, /* W->J/C: HANDLE[0]RES */ GEARMAN_COMMAND_WORK_FAIL, /* W->J/C: HANDLE */ GEARMAN_COMMAND_GET_STATUS, /* C->J: HANDLE */ GEARMAN_COMMAND_ECHO_REQ, /* ?->J: TEXT */ GEARMAN_COMMAND_ECHO_RES, /* J->?: TEXT */ GEARMAN_COMMAND_SUBMIT_JOB_BG, /* C->J: FUNC[0]UNIQ[0]ARGS */ GEARMAN_COMMAND_ERROR, /* J->?: ERRCODE[0]ERR_TEXT */ GEARMAN_COMMAND_STATUS_RES, /* C->J: HANDLE[0]KNOWN[0]RUNNING[0]NUM[0]DENOM */ GEARMAN_COMMAND_SUBMIT_JOB_HIGH, /* C->J: FUNC[0]UNIQ[0]ARGS */ GEARMAN_COMMAND_SET_CLIENT_ID, /* W->J: [RANDOM_STRING_NO_WHITESPACE] */ GEARMAN_COMMAND_CAN_DO_TIMEOUT, /* W->J: FUNC[0]TIMEOUT */ GEARMAN_COMMAND_ALL_YOURS, GEARMAN_COMMAND_WORK_EXCEPTION, GEARMAN_COMMAND_OPTION_REQ, GEARMAN_COMMAND_OPTION_RES, GEARMAN_COMMAND_WORK_DATA, GEARMAN_COMMAND_WORK_WARNING, GEARMAN_COMMAND_GRAB_JOB_UNIQ, GEARMAN_COMMAND_JOB_ASSIGN_UNIQ, GEARMAN_COMMAND_SUBMIT_JOB_HIGH_BG, GEARMAN_COMMAND_SUBMIT_JOB_LOW, GEARMAN_COMMAND_SUBMIT_JOB_LOW_BG, GEARMAN_COMMAND_SUBMIT_JOB_SCHED, GEARMAN_COMMAND_SUBMIT_JOB_EPOCH, GEARMAN_COMMAND_MAX /* Always add new commands before this. */ } gearman_command_t; static const value_string gearman_command_names[] = { { GEARMAN_COMMAND_TEXT, "TEXT" }, { GEARMAN_COMMAND_CAN_DO, "CAN_DO" }, /* W->J: FUNC */ { GEARMAN_COMMAND_CANT_DO, "CANT_DO" }, /* W->J: FUNC */ { GEARMAN_COMMAND_RESET_ABILITIES, "RESET_ABILITIES" }, /* W->J: -- */ { GEARMAN_COMMAND_PRE_SLEEP, "PRE_SLEEP" }, /* W->J: -- */ { GEARMAN_COMMAND_UNUSED, "UNUSED" }, { GEARMAN_COMMAND_NOOP, "NOOP" }, /* J->W: -- */ { GEARMAN_COMMAND_SUBMIT_JOB, "SUBMIT_JOB" }, /* C->J: FUNC[0]UNIQ[0]ARGS */ { GEARMAN_COMMAND_JOB_CREATED, "JOB_CREATED" }, /* J->C: HANDLE */ { GEARMAN_COMMAND_GRAB_JOB, "GRAB_JOB" }, /* W->J: -- */ { GEARMAN_COMMAND_NO_JOB, "NO_JOB" }, /* J->W: -- */ { GEARMAN_COMMAND_JOB_ASSIGN, "JOB_ASSIGN" }, /* J->W: HANDLE[0]FUNC[0]ARG */ { GEARMAN_COMMAND_WORK_STATUS, "WORK_STATUS" }, /* W->J/C: HANDLE[0]NUMERATOR[0]DENOMINATOR */ { GEARMAN_COMMAND_WORK_COMPLETE, "WORK_COMPLETE" }, /* W->J/C: HANDLE[0]RES */ { GEARMAN_COMMAND_WORK_FAIL, "WORK_FAIL" }, /* W->J/C: HANDLE */ { GEARMAN_COMMAND_GET_STATUS, "GET_STATUS" }, /* C->J: HANDLE */ { GEARMAN_COMMAND_ECHO_REQ, "ECHO_REQ" }, /* ?->J: TEXT */ { GEARMAN_COMMAND_ECHO_RES, "ECHO_RES" }, /* J->?: TEXT */ { GEARMAN_COMMAND_SUBMIT_JOB_BG, "SUBMIT_JOB_BG" }, /* C->J: FUNC[0]UNIQ[0]ARGS */ { GEARMAN_COMMAND_ERROR, "ERROR" }, /* J->?: ERRCODE[0]ERR_TEXT */ { GEARMAN_COMMAND_STATUS_RES, "STATUS_RES" }, /* C->J: HANDLE[0]KNOWN[0]RUNNING[0]NUM[0]DENOM */ { GEARMAN_COMMAND_SUBMIT_JOB_HIGH, "SUBMIT_JOB_HIGH" }, /* C->J: FUNC[0]UNIQ[0]ARGS */ { GEARMAN_COMMAND_SET_CLIENT_ID, "SET_CLIENT_ID" }, /* W->J: [RANDOM_STRING_NO_WHITESPACE] */ { GEARMAN_COMMAND_CAN_DO_TIMEOUT, "CAN_DO_TIMEOUT" }, /* W->J: FUNC[0]TIMEOUT */ { GEARMAN_COMMAND_ALL_YOURS, "ALL_YOURS" }, { GEARMAN_COMMAND_WORK_EXCEPTION, "WORK_EXCEPTION" }, { GEARMAN_COMMAND_OPTION_REQ, "OPTION_REQ" }, { GEARMAN_COMMAND_OPTION_RES, "OPTION_RES" }, { GEARMAN_COMMAND_WORK_DATA, "WORK_DATA" }, { GEARMAN_COMMAND_WORK_WARNING, "WORK_WARNING" }, { GEARMAN_COMMAND_GRAB_JOB_UNIQ, "GRAB_JOB_UNIQ" }, { GEARMAN_COMMAND_JOB_ASSIGN_UNIQ, "JOB_ASSIGN_UNIQ" }, { GEARMAN_COMMAND_SUBMIT_JOB_HIGH_BG, "SUBMIT_JOB_HIGH_BG" }, { GEARMAN_COMMAND_SUBMIT_JOB_LOW, "SUBMIT_JOB_LOW" }, { GEARMAN_COMMAND_SUBMIT_JOB_LOW_BG, "SUBMIT_JOB_LOW_BG" }, { GEARMAN_COMMAND_SUBMIT_JOB_SCHED, "SUBMIT_JOB_SCHED" }, { GEARMAN_COMMAND_SUBMIT_JOB_EPOCH, "SUBMIT_JOB_EPOCH" }, { 0, NULL} }; static guint get_gearman_pdu_len(packet_info *pinfo _U_, tvbuff_t *tvb, int offset, void *data _U_) { return tvb_get_ntohl(tvb, offset+8)+GEARMAN_COMMAND_HEADER_SIZE; } static int dissect_binary_packet(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data _U_) { gint offset, start_offset; char *magic_code; guint32 type, size; guint len; proto_item *content_item = NULL; proto_tree *content_tree = NULL; col_set_str(pinfo->cinfo, COL_PROTOCOL, "Gearman"); col_clear(pinfo->cinfo,COL_INFO); magic_code = tvb_get_string_enc(wmem_packet_scope(), tvb, 1, 3, ENC_ASCII); type = tvb_get_ntohl(tvb, 4); size = tvb_get_ntohl(tvb, 8); col_append_sep_fstr(pinfo->cinfo, COL_INFO, " , ", "[%s] ", magic_code); col_append_fstr(pinfo->cinfo, COL_INFO, "%s(%d) LEN=%d", val_to_str(type, gearman_command_names, "Unknown (0x%08x)"), type, size); if (tree) { proto_item *ti; proto_tree *command_tree, *gearman_tree; ti = proto_tree_add_item(tree, proto_gearman, tvb, 0, -1, ENC_NA); gearman_tree = proto_item_add_subtree(ti, ett_gearman); command_tree = proto_tree_add_subtree_format(gearman_tree, tvb, 0, GEARMAN_COMMAND_HEADER_SIZE+size, ett_gearman_command, NULL, "[%s] %s(%d) LEN=%d", magic_code, val_to_str(type, gearman_command_names, "Unknown (0x%08x)"), type, size); proto_tree_add_string(command_tree, hf_gearman_magic_code, tvb, 0, 4, magic_code); proto_tree_add_item(command_tree, hf_gearman_pkt_type, tvb, 4, 4, ENC_BIG_ENDIAN); proto_tree_add_item(command_tree, hf_gearman_data_size, tvb, 8, 4, ENC_BIG_ENDIAN); content_item = proto_tree_add_item(command_tree, hf_gearman_data_content, tvb, GEARMAN_COMMAND_HEADER_SIZE, size, ENC_ASCII|ENC_NA); content_tree = proto_item_add_subtree(content_item, ett_gearman_content); } offset = GEARMAN_COMMAND_HEADER_SIZE; switch(type) { case GEARMAN_COMMAND_ECHO_REQ: case GEARMAN_COMMAND_ECHO_RES: if (!tree) break; proto_tree_add_item(content_tree, hf_gearman_echo_text, tvb, offset, size, ENC_NA|ENC_ASCII); break; case GEARMAN_COMMAND_ERROR: if (!tree) break; len = tvb_strsize(tvb, offset); proto_tree_add_item(content_tree, hf_gearman_err_code, tvb, offset, len, ENC_NA|ENC_ASCII); proto_tree_add_item(content_tree, hf_gearman_err_text, tvb, offset+len, size-len, ENC_NA|ENC_ASCII); break; case GEARMAN_COMMAND_JOB_CREATED: case GEARMAN_COMMAND_WORK_FAIL: if (!tree) break; proto_tree_add_item(content_tree, hf_gearman_job_handle, tvb, offset, size, ENC_NA|ENC_ASCII); break; case GEARMAN_COMMAND_STATUS_RES: if (!tree) break; start_offset = offset; len = tvb_strsize(tvb, start_offset); proto_tree_add_item(content_tree, hf_gearman_job_handlez, tvb, start_offset, len, ENC_NA|ENC_ASCII); start_offset += len; len = tvb_strsize(tvb, start_offset); proto_tree_add_item(content_tree, hf_gearman_known_status, tvb, start_offset, len, ENC_NA|ENC_ASCII); start_offset += len; len = tvb_strsize(tvb, start_offset); proto_tree_add_item(content_tree, hf_gearman_running_status, tvb, start_offset, len, ENC_NA|ENC_ASCII); start_offset += len; len = tvb_strsize(tvb, start_offset); proto_tree_add_item(content_tree, hf_gearman_complete_numerator, tvb, start_offset, len, ENC_NA|ENC_ASCII); proto_tree_add_item(content_tree, hf_gearman_complete_denominator, tvb, start_offset+len, size-start_offset+GEARMAN_COMMAND_HEADER_SIZE, ENC_NA|ENC_ASCII); break; case GEARMAN_COMMAND_OPTION_REQ: case GEARMAN_COMMAND_OPTION_RES: if (!tree) break; proto_tree_add_item(content_tree, hf_gearman_option_name, tvb, offset, size, ENC_NA|ENC_ASCII); break; case GEARMAN_COMMAND_SUBMIT_JOB: case GEARMAN_COMMAND_SUBMIT_JOB_BG: case GEARMAN_COMMAND_SUBMIT_JOB_HIGH: case GEARMAN_COMMAND_SUBMIT_JOB_HIGH_BG: case GEARMAN_COMMAND_SUBMIT_JOB_LOW: case GEARMAN_COMMAND_SUBMIT_JOB_LOW_BG: if (!tree) break; start_offset = offset; len = tvb_strsize(tvb, start_offset); proto_tree_add_item(content_tree, hf_gearman_func_name, tvb, start_offset, len, ENC_NA|ENC_ASCII); start_offset += len; len = tvb_strsize(tvb, start_offset); proto_tree_add_item(content_tree, hf_gearman_uniq_id, tvb, start_offset, len, ENC_NA|ENC_ASCII); proto_tree_add_item(content_tree, hf_gearman_argument, tvb, start_offset+len, size-start_offset+GEARMAN_COMMAND_HEADER_SIZE, ENC_NA|ENC_ASCII); break; case GEARMAN_COMMAND_SUBMIT_JOB_SCHED: if (!tree) break; start_offset = offset; len = tvb_strsize(tvb, start_offset); proto_tree_add_item(content_tree, hf_gearman_func_name, tvb, start_offset, len, ENC_NA|ENC_ASCII); start_offset += len; len = tvb_strsize(tvb, start_offset); proto_tree_add_item(content_tree, hf_gearman_uniq_id, tvb, start_offset, len, ENC_NA|ENC_ASCII); start_offset += len; len = tvb_strsize(tvb, start_offset); proto_tree_add_item(content_tree, hf_gearman_submit_job_sched_minute, tvb, start_offset, len, ENC_NA|ENC_ASCII); start_offset += len; len = tvb_strsize(tvb, start_offset); proto_tree_add_item(content_tree, hf_gearman_submit_job_sched_hour, tvb, start_offset, len, ENC_NA|ENC_ASCII); start_offset += len; len = tvb_strsize(tvb, start_offset); proto_tree_add_item(content_tree, hf_gearman_submit_job_sched_day_of_month, tvb, start_offset, len, ENC_NA|ENC_ASCII); start_offset += len; len = tvb_strsize(tvb, start_offset); proto_tree_add_item(content_tree, hf_gearman_submit_job_sched_month, tvb, start_offset, len, ENC_NA|ENC_ASCII); start_offset += len; len = tvb_strsize(tvb, start_offset); proto_tree_add_item(content_tree, hf_gearman_submit_job_sched_day_of_week, tvb, start_offset, len, ENC_NA|ENC_ASCII); proto_tree_add_item(content_tree, hf_gearman_argument, tvb, start_offset+len, size-start_offset+GEARMAN_COMMAND_HEADER_SIZE, ENC_NA|ENC_ASCII); break; case GEARMAN_COMMAND_SUBMIT_JOB_EPOCH: if (!tree) break; start_offset = offset; len = tvb_strsize(tvb, start_offset); proto_tree_add_item(content_tree, hf_gearman_func_name, tvb, start_offset, len, ENC_NA|ENC_ASCII); start_offset += len; len = tvb_strsize(tvb, start_offset); proto_tree_add_item(content_tree, hf_gearman_uniq_id, tvb, start_offset, len, ENC_NA|ENC_ASCII); start_offset += len; len = tvb_strsize(tvb, start_offset); proto_tree_add_item(content_tree, hf_gearman_submit_job_epoch_time, tvb, start_offset, len, ENC_NA|ENC_ASCII); proto_tree_add_item(content_tree, hf_gearman_argument, tvb, start_offset+len, size-start_offset+GEARMAN_COMMAND_HEADER_SIZE, ENC_NA|ENC_ASCII); break; case GEARMAN_COMMAND_JOB_ASSIGN: start_offset = offset; len = tvb_strsize(tvb, start_offset); proto_tree_add_item(content_tree, hf_gearman_job_handlez, tvb, start_offset, len, ENC_NA|ENC_ASCII); start_offset += len; len = tvb_strsize(tvb, start_offset); proto_tree_add_item(content_tree, hf_gearman_func_namez, tvb, start_offset, len, ENC_NA|ENC_ASCII); proto_tree_add_item(content_tree, hf_gearman_argument, tvb, start_offset+len, size-start_offset+GEARMAN_COMMAND_HEADER_SIZE, ENC_NA|ENC_ASCII); break; case GEARMAN_COMMAND_JOB_ASSIGN_UNIQ: start_offset = offset; len = tvb_strsize(tvb, start_offset); proto_tree_add_item(content_tree, hf_gearman_job_handlez, tvb, start_offset, len, ENC_NA|ENC_ASCII); start_offset += len; len = tvb_strsize(tvb, start_offset); proto_tree_add_item(content_tree, hf_gearman_func_namez, tvb, start_offset, len, ENC_NA|ENC_ASCII); start_offset += len; len = tvb_strsize(tvb, start_offset); proto_tree_add_item(content_tree, hf_gearman_uniq_id, tvb, start_offset, len, ENC_NA|ENC_ASCII); proto_tree_add_item(content_tree, hf_gearman_argument, tvb, start_offset+len, size-start_offset+GEARMAN_COMMAND_HEADER_SIZE, ENC_NA|ENC_ASCII); break; case GEARMAN_COMMAND_CAN_DO: case GEARMAN_COMMAND_CANT_DO: if (!tree) break; proto_tree_add_item(content_tree, hf_gearman_func_name, tvb, offset, size, ENC_NA|ENC_ASCII); break; case GEARMAN_COMMAND_CAN_DO_TIMEOUT: if (!tree) break; proto_tree_add_item(content_tree, hf_gearman_func_name, tvb, offset, tvb_strsize(tvb, offset), ENC_NA|ENC_ASCII); break; case GEARMAN_COMMAND_WORK_DATA: case GEARMAN_COMMAND_WORK_WARNING: case GEARMAN_COMMAND_WORK_COMPLETE: case GEARMAN_COMMAND_WORK_EXCEPTION: if (!tree) break; len = tvb_strsize(tvb, offset); proto_tree_add_item(content_tree, hf_gearman_job_handlez, tvb, offset, len, ENC_NA|ENC_ASCII); proto_tree_add_item(content_tree, hf_gearman_result, tvb, offset+len, size-len, ENC_NA|ENC_ASCII); break; case GEARMAN_COMMAND_WORK_STATUS: if (!tree) break; start_offset = offset; len = tvb_strsize(tvb, start_offset); proto_tree_add_item(content_tree, hf_gearman_job_handlez, tvb, start_offset, len, ENC_NA|ENC_ASCII); start_offset += len; len = tvb_strsize(tvb, start_offset); proto_tree_add_item(content_tree, hf_gearman_complete_numerator, tvb, start_offset, len, ENC_NA|ENC_ASCII); proto_tree_add_item(content_tree, hf_gearman_complete_denominator, tvb, start_offset+len, size-start_offset+GEARMAN_COMMAND_HEADER_SIZE, ENC_NA|ENC_ASCII); break; case GEARMAN_COMMAND_SET_CLIENT_ID: if (!tree) break; proto_tree_add_item(content_tree, hf_gearman_client_id, tvb, offset, size, ENC_NA|ENC_ASCII); break; default: if (size > 0) expert_add_info(pinfo, content_item, &ei_gearman_pkt_type_unknown); } col_set_fence(pinfo->cinfo, COL_INFO); return tvb_captured_length(tvb); } static void dissect_management_packet(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) { int i, type = 0, cmdlen, linelen, offset = 0, next_offset = 0; proto_item *ti; proto_tree *gearman_tree; col_set_str(pinfo->cinfo, COL_PROTOCOL, "Gearman"); col_clear(pinfo->cinfo, COL_INFO); ti = proto_tree_add_item(tree, proto_gearman, tvb, 0, -1, ENC_NA); gearman_tree = proto_item_add_subtree(ti, ett_gearman); while ((linelen = tvb_find_line_end(tvb, offset, -1, &next_offset, FALSE)) > 0) { for (i=0; icinfo, COL_INFO, "[MGR] %s", cmdstr); type = 1; break; } } if (GEARMAN_MGR_CMDS_COUNT == i) { proto_tree_add_format_text(gearman_tree, tvb, offset, next_offset - offset); if (type == 0) { col_add_fstr(pinfo->cinfo, COL_INFO, "[MGR] %s", tvb_get_string_enc(wmem_packet_scope(), tvb, offset, linelen, ENC_ASCII)); type = -1; } else { col_append_sep_fstr(pinfo->cinfo, COL_INFO, ",", "%s", tvb_get_string_enc(wmem_packet_scope(), tvb, offset, linelen, ENC_ASCII)); } } offset = next_offset; } } static int dissect_gearman(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data) { if ((0 == tvb_memeql(tvb, 0, GEARMAN_MAGIC_CODE_REQUEST, 4)) || (0 == tvb_memeql(tvb, 0, GEARMAN_MAGIC_CODE_RESPONSE, 4))) { tcp_dissect_pdus(tvb, pinfo, tree, gearman_desegment, GEARMAN_COMMAND_HEADER_SIZE, get_gearman_pdu_len, dissect_binary_packet, data); } else { dissect_management_packet(tvb, pinfo, tree); } return tvb_captured_length(tvb); } void proto_register_gearman(void) { static hf_register_info hf[] = { { &hf_gearman_mgr_cmd, { "Management Command", "gearman.mgr_cmd", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_gearman_magic_code, { "Magic Code", "gearman.magic_code", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_gearman_pkt_type, { "Packet Type", "gearman.pkt_type", FT_UINT32, BASE_DEC_HEX, VALS(gearman_command_names), 0x0, NULL, HFILL} }, { &hf_gearman_data_size, { "Data Length", "gearman.data_size", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL} }, { &hf_gearman_data_content, { "Data Content", "gearman.data_content", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL} }, { &hf_gearman_option_name, { "Option Name", "gearman.opt.name", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL} }, { &hf_gearman_func_name, { "Function Name", "gearman.func.name", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL} }, { &hf_gearman_func_namez, { "Function Name", "gearman.func.name", FT_STRINGZ, BASE_NONE, NULL, 0x0, NULL, HFILL} }, { &hf_gearman_client_id, { "Client ID", "gearman.client_id", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL} }, { &hf_gearman_uniq_id, { "Unique ID", "gearman.uniq_id", FT_STRINGZ, BASE_NONE, NULL, 0x0, NULL, HFILL} }, { &hf_gearman_argument, { "Function Argument", "gearman.func.arg", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL} }, { &hf_gearman_job_handle, { "Job Handle", "gearman.job.handle", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL} }, { &hf_gearman_job_handlez, { "Job Handle", "gearman.job.handle", FT_STRINGZ, BASE_NONE, NULL, 0x0, NULL, HFILL} }, { &hf_gearman_complete_numerator, { "Complete Numerator", "gearman.numerator", FT_STRINGZ, BASE_NONE, NULL, 0x0, NULL, HFILL} }, { &hf_gearman_complete_denominator, { "Complete Denominator", "gearman.denominator", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL} }, { &hf_gearman_submit_job_sched_minute, { "Minute", "gearman.submit_job_sched.minute", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL} }, { &hf_gearman_submit_job_sched_hour, { "Hour", "gearman.submit_job_sched.hour", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL} }, { &hf_gearman_submit_job_sched_day_of_month, { "Day of Month", "gearman.submit_job_sched.day_of_month", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL} }, { &hf_gearman_submit_job_sched_month, { "Month", "gearman.submit_job_sched.month", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL} }, { &hf_gearman_submit_job_sched_day_of_week, { "Day of Week", "gearman.submit_job_sched.day_of_week", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL} }, { &hf_gearman_submit_job_epoch_time, { "Epoch Time", "gearman.submit_job.epoch_time", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL} }, { &hf_gearman_result, { "Function Result", "gearman.func.result", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL} }, { &hf_gearman_known_status, { "Known job", "gearman.job.known", FT_STRINGZ, BASE_NONE, NULL, 0x0, NULL, HFILL} }, { &hf_gearman_running_status, { "Running Job", "gearman.job.running", FT_STRINGZ, BASE_NONE, NULL, 0x0, NULL, HFILL} }, { &hf_gearman_echo_text, { "Echo Text", "gearman.echo_text", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL} }, { &hf_gearman_err_code, { "Error Code", "gearman.err.code", FT_STRINGZ, BASE_NONE, NULL, 0x0, NULL, HFILL} }, { &hf_gearman_err_text, { "Error Text", "gearman.err.text", FT_STRINGZ, BASE_NONE, NULL, 0x0, NULL, HFILL} } }; /* Setup protocol subtree array */ static gint *ett[] = { &ett_gearman, &ett_gearman_command, &ett_gearman_content }; static ei_register_info ei[] = { { &ei_gearman_pkt_type_unknown, { "gearman.pkt_type.unknown", PI_PROTOCOL, PI_WARN, "Unknown command", EXPFILL }}, }; module_t *gearman_module; expert_module_t* expert_gearman; proto_gearman = proto_register_protocol("Gearman Protocol", "Gearman", "gearman"); proto_register_field_array(proto_gearman, hf, array_length(hf)); proto_register_subtree_array(ett, array_length(ett)); expert_gearman = expert_register_protocol(proto_gearman); expert_register_field_array(expert_gearman, ei, array_length(ei)); gearman_module = prefs_register_protocol(proto_gearman, NULL); prefs_register_bool_preference(gearman_module, "desegment", "Desegment all Gearman messages spanning multiple TCP segments", "Whether the Gearman dissector should desegment all messages spanning multiple TCP segments", &gearman_desegment); } void proto_reg_handoff_gearman(void) { dissector_handle_t gearman_handle; gearman_handle = create_dissector_handle(dissect_gearman, proto_gearman); dissector_add_uint("tcp.port", GEARMAN_PORT, gearman_handle); } /* * Editor modelines - http://www.wireshark.org/tools/modelines.html * * Local variables: * c-basic-offset: 2 * tab-width: 8 * indent-tabs-mode: nil * End: * * vi: set shiftwidth=2 tabstop=8 expandtab: * :indentSize=2:tabSize=8:noTabs=true: */