X-Git-Url: http://git.efficios.com/?p=babeltrace.git;a=blobdiff_plain;f=converter%2Fbabeltrace.c;h=f83e1e62ba0f656323398467057e13ebeb29a9e8;hp=900768879830dbb718f1bac8e230b731d5f7dfc0;hb=86bc640a715003bb724a2d54ba022b01e70be6a1;hpb=4c8bfb7e0a9cef6e74cefa38ed54bf8cbd424183 diff --git a/converter/babeltrace.c b/converter/babeltrace.c index 90076887..f83e1e62 100644 --- a/converter/babeltrace.c +++ b/converter/babeltrace.c @@ -1,6 +1,431 @@ +/* + * babeltrace.c + * + * Babeltrace Trace Converter + * + * Copyright 2010-2011 EfficiOS Inc. and Linux Foundation + * + * Author: Mathieu Desnoyers + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + */ +#define _XOPEN_SOURCE 700 +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include -int main(int argv, char **argc) +#include /* for clocks */ + +#define DEFAULT_FILE_ARRAY_SIZE 1 +static char *opt_input_format; +static char *opt_output_format; + +static const char *opt_input_path; +static const char *opt_output_path; + +static struct format *fmt_read; + +void strlower(char *str) +{ + while (*str) { + *str = tolower(*str); + str++; + } +} + +enum { + OPT_NONE = 0, + OPT_HELP, + OPT_LIST, + OPT_VERBOSE, + OPT_DEBUG, + OPT_NAMES, + OPT_FIELDS, + OPT_NO_DELTA, + OPT_CLOCK_OFFSET, + OPT_CLOCK_RAW, + OPT_CLOCK_SECONDS, + OPT_CLOCK_DATE, + OPT_CLOCK_GMT, + OPT_CLOCK_FORCE_CORRELATE, +}; + +static struct poptOption long_options[] = { + /* longName, shortName, argInfo, argPtr, value, descrip, argDesc */ + { "input-format", 'i', POPT_ARG_STRING, &opt_input_format, OPT_NONE, NULL, NULL }, + { "output-format", 'o', POPT_ARG_STRING, &opt_output_format, OPT_NONE, NULL, NULL }, + { "help", 'h', POPT_ARG_NONE, NULL, OPT_HELP, NULL, NULL }, + { "list", 'l', POPT_ARG_NONE, NULL, OPT_LIST, NULL, NULL }, + { "verbose", 'v', POPT_ARG_NONE, NULL, OPT_VERBOSE, NULL, NULL }, + { "debug", 'd', POPT_ARG_NONE, NULL, OPT_DEBUG, NULL, NULL }, + { "names", 'n', POPT_ARG_STRING, NULL, OPT_NAMES, NULL, NULL }, + { "fields", 'f', POPT_ARG_STRING, NULL, OPT_FIELDS, NULL, NULL }, + { "no-delta", 0, POPT_ARG_NONE, NULL, OPT_NO_DELTA, NULL, NULL }, + { "clock-offset", 0, POPT_ARG_STRING, NULL, OPT_CLOCK_OFFSET, NULL, NULL }, + { "clock-raw", 0, POPT_ARG_NONE, NULL, OPT_CLOCK_RAW, NULL, NULL }, + { "clock-seconds", 0, POPT_ARG_NONE, NULL, OPT_CLOCK_SECONDS, NULL, NULL }, + { "clock-date", 0, POPT_ARG_NONE, NULL, OPT_CLOCK_DATE, NULL, NULL }, + { "clock-gmt", 0, POPT_ARG_NONE, NULL, OPT_CLOCK_GMT, NULL, NULL }, + { "clock-force-correlate", 0, POPT_ARG_NONE, NULL, OPT_CLOCK_FORCE_CORRELATE, NULL, NULL }, + { NULL, 0, 0, NULL, 0, NULL, NULL }, +}; + +static void list_formats(FILE *fp) +{ + fprintf(fp, "\n"); + bt_fprintf_format_list(fp); +} + +static void usage(FILE *fp) +{ + fprintf(fp, "BabelTrace Trace Viewer and Converter %s\n\n", VERSION); + fprintf(fp, "usage : babeltrace [OPTIONS] INPUT \n"); + fprintf(fp, "\n"); + fprintf(fp, " INPUT Input trace path\n"); + fprintf(fp, " OUTPUT Output trace path (default: stdout)\n"); + fprintf(fp, "\n"); + fprintf(fp, " -i, --input-format FORMAT Input trace format (default: ctf)\n"); + fprintf(fp, " -o, --output-format FORMAT Output trace format (default: text)\n"); + fprintf(fp, "\n"); + fprintf(fp, " -h, --help This help message\n"); + fprintf(fp, " -l, --list List available formats\n"); + fprintf(fp, " -v, --verbose Verbose mode\n"); + fprintf(fp, " (or set BABELTRACE_VERBOSE environment variable)\n"); + fprintf(fp, " -d, --debug Debug mode\n"); + fprintf(fp, " (or set BABELTRACE_DEBUG environment variable)\n"); + fprintf(fp, " --no-delta Do not print time delta between consecutive events\n"); + fprintf(fp, " -n, --names name1<,name2,...> Print field names:\n"); + fprintf(fp, " (payload OR args OR arg)\n"); + fprintf(fp, " all, scope, header, (context OR ctx)\n"); + fprintf(fp, " (payload active by default)\n"); + fprintf(fp, " -f, --fields name1<,name2,...> Print additional fields:\n"); + fprintf(fp, " all, trace, trace:domain, trace:procname,\n"); + fprintf(fp, " trace:vpid, loglevel.\n"); + fprintf(fp, " --clock-raw Disregard internal clock offset (use raw value)\n"); + fprintf(fp, " --clock-offset seconds Clock offset in seconds\n"); + fprintf(fp, " --clock-seconds Print the timestamps as [sec.ns]\n"); + fprintf(fp, " (default is: [hh:mm:ss.ns])\n"); + fprintf(fp, " --clock-date Print clock date\n"); + fprintf(fp, " --clock-gmt Print clock in GMT time zone (default: local time zone)\n"); + fprintf(fp, " --clock-force-correlate Assume that clocks are inherently correlated\n"); + fprintf(fp, " across traces.\n"); + list_formats(fp); + fprintf(fp, "\n"); +} + +static int get_names_args(poptContext *pc) { + char *str, *strlist, *strctx; + + opt_payload_field_names = 0; + strlist = (char *) poptGetOptArg(*pc); + if (!strlist) { + return -EINVAL; + } + str = strtok_r(strlist, ",", &strctx); + do { + if (!strcmp(str, "all")) + opt_all_field_names = 1; + else if (!strcmp(str, "scope")) + opt_scope_field_names = 1; + else if (!strcmp(str, "context") || !strcmp(str, "ctx")) + opt_context_field_names = 1; + else if (!strcmp(str, "header")) + opt_header_field_names = 1; + else if (!strcmp(str, "payload") || !strcmp(str, "args") || !strcmp(str, "arg")) + opt_payload_field_names = 1; + else { + fprintf(stderr, "[error] unknown field name type %s\n", str); + return -EINVAL; + } + } while ((str = strtok_r(NULL, ",", &strctx))); + return 0; +} + +static int get_fields_args(poptContext *pc) +{ + char *str, *strlist, *strctx; + + strlist = (char *) poptGetOptArg(*pc); + if (!strlist) { + return -EINVAL; + } + str = strtok_r(strlist, ",", &strctx); + do { + if (!strcmp(str, "all")) + opt_all_fields = 1; + else if (!strcmp(str, "trace")) + opt_trace_field = 1; + else if (!strcmp(str, "trace:domain")) + opt_trace_domain_field = 1; + else if (!strcmp(str, "trace:procname")) + opt_trace_procname_field = 1; + else if (!strcmp(str, "trace:vpid")) + opt_trace_vpid_field = 1; + else if (!strcmp(str, "loglevel")) + opt_loglevel_field = 1; + else { + fprintf(stderr, "[error] unknown field type %s\n", str); + return -EINVAL; + } + } while ((str = strtok_r(NULL, ",", &strctx))); return 0; } + +/* + * Return 0 if caller should continue, < 0 if caller should return + * error, > 0 if caller should exit without reporting error. + */ +static int parse_options(int argc, char **argv) +{ + poptContext pc; + int opt, ret = 0; + + if (argc == 1) { + usage(stdout); + return 1; /* exit cleanly */ + } + + pc = poptGetContext(NULL, argc, (const char **) argv, long_options, 0); + poptReadDefaultConfig(pc, 0); + + /* set default */ + opt_payload_field_names = 1; + + while ((opt = poptGetNextOpt(pc)) != -1) { + switch (opt) { + case OPT_HELP: + usage(stdout); + ret = 1; /* exit cleanly */ + goto end; + case OPT_LIST: + list_formats(stdout); + ret = 1; + goto end; + case OPT_VERBOSE: + babeltrace_verbose = 1; + break; + case OPT_NAMES: + if (get_names_args(&pc)) { + ret = -EINVAL; + goto end; + } + break; + case OPT_FIELDS: + if (get_fields_args(&pc)) { + ret = -EINVAL; + goto end; + } + break; + case OPT_DEBUG: + babeltrace_debug = 1; + break; + case OPT_NO_DELTA: + opt_delta_field = 0; + break; + case OPT_CLOCK_RAW: + opt_clock_raw = 1; + break; + case OPT_CLOCK_OFFSET: + { + char *str, *endptr; + + str = poptGetOptArg(pc); + if (!str) { + fprintf(stderr, "[error] Missing --clock-offset argument\n"); + ret = -EINVAL; + goto end; + } + errno = 0; + opt_clock_offset = strtoull(str, &endptr, 0); + if (*endptr != '\0' || str == endptr || errno != 0) { + fprintf(stderr, "[error] Incorrect --clock-offset argument: %s\n", str); + ret = -EINVAL; + goto end; + } + break; + } + case OPT_CLOCK_SECONDS: + opt_clock_seconds = 1; + break; + case OPT_CLOCK_DATE: + opt_clock_date = 1; + break; + case OPT_CLOCK_GMT: + opt_clock_gmt = 1; + break; + case OPT_CLOCK_FORCE_CORRELATE: + opt_clock_force_correlate = 1; + break; + + default: + ret = -EINVAL; + goto end; + } + } + + opt_input_path = poptGetArg(pc); + if (!opt_input_path) { + ret = -EINVAL; + goto end; + } + opt_output_path = poptGetArg(pc); + +end: + if (pc) { + poptFreeContext(pc); + } + return ret; +} + + + + + +int convert_trace(struct trace_descriptor *td_write, + struct bt_context *ctx) +{ + struct bt_iter *iter; + struct ctf_stream *stream; + struct ctf_stream_event *event; + struct ctf_text_stream_pos *sout; + struct bt_iter_pos begin_pos; + int ret; + + sout = container_of(td_write, struct ctf_text_stream_pos, + trace_descriptor); + + begin_pos.type = BT_SEEK_BEGIN; + iter = bt_iter_create(ctx, &begin_pos, NULL); + if (!iter) { + ret = -1; + goto error_iter; + } + while (bt_iter_read_event(iter, &stream, &event) == 0) { + ret = sout->parent.event_cb(&sout->parent, stream); + if (ret) { + fprintf(stderr, "[error] Writing event failed.\n"); + goto end; + } + ret = bt_iter_next(iter); + if (ret < 0) + goto end; + } + ret = 0; + +end: + bt_iter_destroy(iter); +error_iter: + return ret; +} + +int main(int argc, char **argv) +{ + int ret; + struct format *fmt_write; + struct trace_descriptor *td_write; + struct bt_context *ctx; + + ret = parse_options(argc, argv); + if (ret < 0) { + fprintf(stderr, "Error parsing options.\n\n"); + usage(stderr); + exit(EXIT_FAILURE); + } else if (ret > 0) { + exit(EXIT_SUCCESS); + } + printf_verbose("Verbose mode active.\n"); + printf_debug("Debug mode active.\n"); + + if (opt_input_format) + strlower(opt_input_format); + if (opt_output_format) + strlower(opt_output_format); + + printf_verbose("Converting from directory: %s\n", opt_input_path); + printf_verbose("Converting from format: %s\n", + opt_input_format ? : "ctf "); + printf_verbose("Converting to directory: %s\n", + opt_output_path ? : ""); + printf_verbose("Converting to format: %s\n", + opt_output_format ? : "text "); + + if (!opt_input_format) + opt_input_format = "ctf"; + if (!opt_output_format) + opt_output_format = "text"; + fmt_read = bt_lookup_format(g_quark_from_static_string(opt_input_format)); + if (!fmt_read) { + fprintf(stderr, "[error] Format \"%s\" is not supported.\n\n", + opt_input_format); + exit(EXIT_FAILURE); + } + fmt_write = bt_lookup_format(g_quark_from_static_string(opt_output_format)); + if (!fmt_write) { + fprintf(stderr, "[error] format \"%s\" is not supported.\n\n", + opt_output_format); + exit(EXIT_FAILURE); + } + + ctx = bt_context_create(); + + ret = bt_context_add_traces_recursive(ctx, opt_input_path, + opt_input_format); + if (ret) { + fprintf(stderr, "[error] opening trace \"%s\" for reading.\n\n", + opt_input_path); + goto error_td_read; + } + + td_write = fmt_write->open_trace(opt_output_path, O_RDWR, NULL, NULL); + if (!td_write) { + fprintf(stderr, "Error opening trace \"%s\" for writing.\n\n", + opt_output_path ? : ""); + goto error_td_write; + } + + ret = convert_trace(td_write, ctx); + if (ret) { + fprintf(stderr, "Error printing trace.\n\n"); + goto error_copy_trace; + } + + fmt_write->close_trace(td_write); + + bt_context_put(ctx); + printf_verbose("finished converting. Output written to:\n%s\n", + opt_output_path ? : ""); + exit(EXIT_SUCCESS); + + /* Error handling */ +error_copy_trace: + fmt_write->close_trace(td_write); +error_td_write: + bt_context_put(ctx); +error_td_read: + exit(EXIT_FAILURE); +}