Fix: Remove test_seek_empty_packet and test_seek_big_trace from SCRIPT_LIST
[babeltrace.git] / converter / babeltrace.c
index b24d0102fba72a7428be2f642ab22082ec687caf..d80b1198fafe2cb58dacca8bc185f75bcf2b0f97 100644 (file)
  *
  * The above copyright notice and this permission notice shall be included in
  * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
  */
 
-#define _GNU_SOURCE
-#include <config.h>
 #include <babeltrace/babeltrace.h>
 #include <babeltrace/format.h>
 #include <babeltrace/context.h>
+#include <babeltrace/context-internal.h>
 #include <babeltrace/ctf/types.h>
 #include <babeltrace/ctf/events.h>
 /* TODO: fix object model for format-agnostic callbacks */
 #include <babeltrace/ctf/events-internal.h>
 #include <babeltrace/ctf/iterator.h>
 #include <babeltrace/ctf-text/types.h>
+#include <babeltrace/debuginfo.h>
+
 #include <babeltrace/iterator.h>
 #include <popt.h>
 #include <errno.h>
 
 #define DEFAULT_FILE_ARRAY_SIZE        1
 
+#define NET_URL_PREFIX "net://"
+#define NET4_URL_PREFIX        "net4://"
+#define NET6_URL_PREFIX        "net6://"
+
 static char *opt_input_format, *opt_output_format;
 
 /*
@@ -59,8 +72,9 @@ static char *opt_input_format, *opt_output_format;
  */
 static GPtrArray *opt_input_paths;
 static char *opt_output_path;
+static int opt_stream_intersection;
 
-static struct format *fmt_read;
+static struct bt_format *fmt_read;
 
 static
 void strlower(char *str)
@@ -84,11 +98,16 @@ enum {
        OPT_FIELDS,
        OPT_NO_DELTA,
        OPT_CLOCK_OFFSET,
+       OPT_CLOCK_OFFSET_NS,
        OPT_CLOCK_CYCLES,
        OPT_CLOCK_SECONDS,
        OPT_CLOCK_DATE,
        OPT_CLOCK_GMT,
        OPT_CLOCK_FORCE_CORRELATE,
+       OPT_STREAM_INTERSECTION,
+       OPT_DEBUG_INFO_DIR,
+       OPT_DEBUG_INFO_FULL_PATH,
+       OPT_DEBUG_INFO_TARGET_PREFIX,
 };
 
 /*
@@ -101,7 +120,7 @@ enum {
  */
 static struct poptOption long_options[] = {
        /* longName, shortName, argInfo, argPtr, value, descrip, argDesc */
-       { "output", 'w', POPT_ARG_STRING, NULL, OPT_NONE, NULL, NULL },
+       { "output", 'w', POPT_ARG_STRING, NULL, OPT_OUTPUT_PATH, NULL, NULL },
        { "input-format", 'i', POPT_ARG_STRING, NULL, OPT_INPUT_FORMAT, NULL, NULL },
        { "output-format", 'o', POPT_ARG_STRING, NULL, OPT_OUTPUT_FORMAT, NULL, NULL },
        { "help", 'h', POPT_ARG_NONE, NULL, OPT_HELP, NULL, NULL },
@@ -112,11 +131,18 @@ static struct poptOption long_options[] = {
        { "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-offset-ns", 0, POPT_ARG_STRING, NULL, OPT_CLOCK_OFFSET_NS, NULL, NULL },
        { "clock-cycles", 0, POPT_ARG_NONE, NULL, OPT_CLOCK_CYCLES, 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 },
+       { "stream-intersection", 0, POPT_ARG_NONE, NULL, OPT_STREAM_INTERSECTION, NULL, NULL },
+#ifdef ENABLE_DEBUGINFO
+       { "debug-info-dir", 0, POPT_ARG_STRING, NULL, OPT_DEBUG_INFO_DIR, NULL, NULL },
+       { "debug-info-full-path", 0, POPT_ARG_NONE, NULL, OPT_DEBUG_INFO_FULL_PATH, NULL, NULL },
+       { "debug-info-target-prefix", 0, POPT_ARG_STRING, NULL, OPT_DEBUG_INFO_TARGET_PREFIX, NULL, NULL },
+#endif
        { NULL, 0, 0, NULL, 0, NULL, NULL },
 };
 
@@ -155,12 +181,20 @@ static void usage(FILE *fp)
        fprintf(fp, "                                     (default: trace:hostname,trace:procname,trace:vpid)\n");
        fprintf(fp, "      --clock-cycles             Timestamp in cycles\n");
        fprintf(fp, "      --clock-offset seconds     Clock offset in seconds\n");
+       fprintf(fp, "      --clock-offset-ns ns       Clock offset in nanoseconds\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");
+       fprintf(fp, "      --stream-intersection      Only print events when all streams are active.\n");
+#ifdef ENABLE_DEBUGINFO
+       fprintf(fp, "      --debug-info-dir           Directory in which to look for debugging information\n");
+       fprintf(fp, "                                 files. (default: /usr/lib/debug/)\n");
+       fprintf(fp, "      --debug-info-target-prefix Directory to use as a prefix for executable lookup\n");
+       fprintf(fp, "      --debug-info-full-path     Show full debug info source and binary paths (if available)\n");
+#endif
        list_formats(fp);
        fprintf(fp, "\n");
 }
@@ -196,7 +230,6 @@ static int get_names_args(poptContext *pc)
                        opt_payload_field_names = 0;
                } else {
                        fprintf(stderr, "[error] unknown field name type %s\n", str);
-                       free(strlist);
                        ret = -EINVAL;
                        goto end;
                }
@@ -349,6 +382,29 @@ static int parse_options(int argc, char **argv)
                case OPT_CLOCK_SECONDS:
                        opt_clock_seconds = 1;
                        break;
+               case OPT_CLOCK_OFFSET_NS:
+               {
+                       char *str;
+                       char *endptr;
+
+                       str = (char *) poptGetOptArg(pc);
+                       if (!str) {
+                               fprintf(stderr, "[error] Missing --clock-offset-ns argument\n");
+                               ret = -EINVAL;
+                               goto end;
+                       }
+                       errno = 0;
+                       opt_clock_offset_ns = strtoull(str, &endptr, 0);
+                       if (*endptr != '\0' || str == endptr || errno != 0) {
+                               fprintf(stderr, "[error] Incorrect --clock-offset-ns argument: %s\n", str);
+                               ret = -EINVAL;
+                               free(str);
+                               goto end;
+                       }
+                       free(str);
+                       break;
+               }
+
                case OPT_CLOCK_DATE:
                        opt_clock_date = 1;
                        break;
@@ -358,7 +414,26 @@ static int parse_options(int argc, char **argv)
                case OPT_CLOCK_FORCE_CORRELATE:
                        opt_clock_force_correlate = 1;
                        break;
-
+               case OPT_STREAM_INTERSECTION:
+                       opt_stream_intersection = 1;
+                       break;
+               case OPT_DEBUG_INFO_DIR:
+                       opt_debug_info_dir = (char *) poptGetOptArg(pc);
+                       if (!opt_debug_info_dir) {
+                               ret = -EINVAL;
+                               goto end;
+                       }
+                       break;
+               case OPT_DEBUG_INFO_FULL_PATH:
+                       opt_debug_info_full_path = 1;
+                       break;
+               case OPT_DEBUG_INFO_TARGET_PREFIX:
+                       opt_debug_info_target_prefix = (char *) poptGetOptArg(pc);
+                       if (!opt_debug_info_target_prefix) {
+                               ret = -EINVAL;
+                               goto end;
+                       }
+                       break;
                default:
                        ret = -EINVAL;
                        goto end;
@@ -417,15 +492,20 @@ static int traverse_trace_dir(const char *fpath, const struct stat *sb,
                /* No meta data, just return */
                return 0;
        } else {
+               int err_close = 0;
+
                closeret = close(metafd);
                if (closeret < 0) {
                        perror("close");
-                       return -1;      /* failure */
+                       err_close = 1;
                }
                closeret = close(dirfd);
                if (closeret < 0) {
                        perror("close");
-                       return -1;      /* failure */
+                       err_close = 1;
+               }
+               if (err_close) {
+                       return -1;
                }
 
                /* Add path to the global list */
@@ -453,23 +533,31 @@ static int traverse_trace_dir(const char *fpath, const struct stat *sb,
  */
 int bt_context_add_traces_recursive(struct bt_context *ctx, const char *path,
                const char *format_str,
-               void (*packet_seek)(struct stream_pos *pos,
+               void (*packet_seek)(struct bt_stream_pos *pos,
                        size_t offset, int whence))
 {
+       int ret = 0, trace_ids = 0;
 
-       GArray *trace_ids;
-       int ret = 0;
-       int i;
-
+       if ((strncmp(path, NET4_URL_PREFIX, sizeof(NET4_URL_PREFIX) - 1)) == 0 ||
+                       (strncmp(path, NET6_URL_PREFIX, sizeof(NET6_URL_PREFIX) - 1)) == 0 ||
+                       (strncmp(path, NET_URL_PREFIX, sizeof(NET_URL_PREFIX) - 1)) == 0) {
+               ret = bt_context_add_trace(ctx,
+                               path, format_str, packet_seek, NULL, NULL);
+               if (ret < 0) {
+                       fprintf(stderr, "[warning] [Context] cannot open trace \"%s\" "
+                                       "for reading.\n", path);
+               }
+               return ret;
+       }
        /* Should lock traversed_paths mutex here if used in multithread */
 
        traversed_paths = g_ptr_array_new();
-       trace_ids = g_array_new(FALSE, TRUE, sizeof(int));
-
        ret = nftw(path, traverse_trace_dir, 10, 0);
 
        /* Process the array if ntfw did not return a fatal error */
        if (ret >= 0) {
+               int i;
+
                for (i = 0; i < traversed_paths->len; i++) {
                        GString *trace_path = g_ptr_array_index(traversed_paths,
                                                                i);
@@ -485,7 +573,7 @@ int bt_context_add_traces_recursive(struct bt_context *ctx, const char *path,
                                /* Allow to skip erroneous traces. */
                                ret = 1;        /* partial error */
                        } else {
-                               g_array_append_val(trace_ids, trace_id);
+                               trace_ids++;
                        }
                        g_string_free(trace_path, TRUE);
                }
@@ -499,28 +587,97 @@ int bt_context_add_traces_recursive(struct bt_context *ctx, const char *path,
        /*
         * Return an error if no trace can be opened.
         */
-       if (trace_ids->len == 0) {
+       if (trace_ids == 0) {
                fprintf(stderr, "[error] Cannot open any trace for reading.\n\n");
                ret = -ENOENT;          /* failure */
        }
-       g_array_free(trace_ids, TRUE);
        return ret;
 }
 
-int convert_trace(struct trace_descriptor *td_write,
+static
+int trace_pre_handler(struct bt_trace_descriptor *td_write,
+                 struct bt_context *ctx)
+{
+       struct ctf_text_stream_pos *sout;
+       struct trace_collection *tc;
+       int ret, i;
+
+       sout = container_of(td_write, struct ctf_text_stream_pos,
+                       trace_descriptor);
+
+       if (!sout->parent.pre_trace_cb)
+               return 0;
+
+       tc = ctx->tc;
+       for (i = 0; i < tc->array->len; i++) {
+               struct bt_trace_descriptor *td =
+                       g_ptr_array_index(tc->array, i);
+
+               ret = sout->parent.pre_trace_cb(&sout->parent, td);
+               if (ret) {
+                       fprintf(stderr, "[error] Writing to trace pre handler failed.\n");
+                       goto end;
+               }
+       }
+       ret = 0;
+end:
+       return ret;
+}
+
+static
+int trace_post_handler(struct bt_trace_descriptor *td_write,
+                 struct bt_context *ctx)
+{
+       struct ctf_text_stream_pos *sout;
+       struct trace_collection *tc;
+       int ret, i;
+
+       sout = container_of(td_write, struct ctf_text_stream_pos,
+                       trace_descriptor);
+
+       if (!sout->parent.post_trace_cb)
+               return 0;
+
+       tc = ctx->tc;
+       for (i = 0; i < tc->array->len; i++) {
+               struct bt_trace_descriptor *td =
+                       g_ptr_array_index(tc->array, i);
+
+               ret = sout->parent.post_trace_cb(&sout->parent, td);
+               if (ret) {
+                       fprintf(stderr, "[error] Writing to trace post handler failed.\n");
+                       goto end;
+               }
+       }
+       ret = 0;
+end:
+       return ret;
+}
+
+static
+int convert_trace(struct bt_trace_descriptor *td_write,
                  struct bt_context *ctx)
 {
        struct bt_ctf_iter *iter;
        struct ctf_text_stream_pos *sout;
-       struct bt_iter_pos begin_pos;
+       struct bt_iter_pos *begin_pos = NULL, *end_pos = NULL;
        struct bt_ctf_event *ctf_event;
        int ret;
 
        sout = container_of(td_write, struct ctf_text_stream_pos,
                        trace_descriptor);
 
-       begin_pos.type = BT_SEEK_BEGIN;
-       iter = bt_ctf_iter_create(ctx, &begin_pos, NULL);
+       if (!sout->parent.event_cb) {
+               return 0;
+       }
+
+       if (opt_stream_intersection) {
+               iter = bt_ctf_iter_create_intersect(ctx, &begin_pos, &end_pos);
+       } else {
+               begin_pos = bt_iter_create_time_pos(NULL, 0);
+               begin_pos->type = BT_SEEK_BEGIN;
+               iter = bt_ctf_iter_create(ctx, begin_pos, NULL);
+       }
        if (!iter) {
                ret = -1;
                goto error_iter;
@@ -532,22 +689,25 @@ int convert_trace(struct trace_descriptor *td_write,
                        goto end;
                }
                ret = bt_iter_next(bt_ctf_get_iter(iter));
-               if (ret < 0)
+               if (ret < 0) {
                        goto end;
+               }
        }
        ret = 0;
 
 end:
        bt_ctf_iter_destroy(iter);
 error_iter:
+       bt_iter_free_pos(begin_pos);
+       bt_iter_free_pos(end_pos);
        return ret;
 }
 
 int main(int argc, char **argv)
 {
        int ret, partial_error = 0, open_success = 0;
-       struct format *fmt_write;
-       struct trace_descriptor *td_write;
+       struct bt_format *fmt_write;
+       struct bt_trace_descriptor *td_write;
        struct bt_context *ctx;
        int i;
 
@@ -578,7 +738,7 @@ int main(int argc, char **argv)
        }
        printf_verbose("Converting from format: %s\n",
                opt_input_format ? : "ctf <default>");
-       printf_verbose("Converting to directory: %s\n",
+       printf_verbose("Converting to target: %s\n",
                opt_output_path ? : "<stdout>");
        printf_verbose("Converting to format: %s\n",
                opt_output_format ? : "text <default>");
@@ -652,9 +812,24 @@ int main(int argc, char **argv)
        if (partial_error)
                sleep(PARTIAL_ERROR_SLEEP);
 
-       ret = convert_trace(td_write, ctx);
+       ret = trace_pre_handler(td_write, ctx);
+       if (ret) {
+               fprintf(stderr, "Error in trace pre handle.\n\n");
+               goto error_copy_trace;
+       }
+
+       /* For now, we support only CTF iterators */
+       if (fmt_read->name == g_quark_from_static_string("ctf")) {
+               ret = convert_trace(td_write, ctx);
+               if (ret) {
+                       fprintf(stderr, "Error printing trace.\n\n");
+                       goto error_copy_trace;
+               }
+       }
+
+       ret = trace_post_handler(td_write, ctx);
        if (ret) {
-               fprintf(stderr, "Error printing trace.\n\n");
+               fprintf(stderr, "Error in trace post handle.\n\n");
                goto error_copy_trace;
        }
 
@@ -678,6 +853,8 @@ end:
        free(opt_input_format);
        free(opt_output_format);
        free(opt_output_path);
+       free(opt_debug_info_dir);
+       free(opt_debug_info_target_prefix);
        g_ptr_array_free(opt_input_paths, TRUE);
        if (partial_error)
                exit(EXIT_FAILURE);
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