diff options
Diffstat (limited to 'third_party/git/trace2/tr2_tgt_event.c')
| -rw-r--r-- | third_party/git/trace2/tr2_tgt_event.c | 603 |
1 files changed, 0 insertions, 603 deletions
diff --git a/third_party/git/trace2/tr2_tgt_event.c b/third_party/git/trace2/tr2_tgt_event.c deleted file mode 100644 index 6353e8ad9156..000000000000 --- a/third_party/git/trace2/tr2_tgt_event.c +++ /dev/null @@ -1,603 +0,0 @@ -#include "cache.h" -#include "config.h" -#include "json-writer.h" -#include "run-command.h" -#include "version.h" -#include "trace2/tr2_dst.h" -#include "trace2/tr2_tbuf.h" -#include "trace2/tr2_sid.h" -#include "trace2/tr2_sysenv.h" -#include "trace2/tr2_tgt.h" -#include "trace2/tr2_tls.h" - -static struct tr2_dst tr2dst_event = { TR2_SYSENV_EVENT, 0, 0, 0, 0 }; - -/* - * The version number of the JSON data generated by the EVENT target in this - * source file. The version should be incremented if new event types are added, - * if existing fields are removed, or if there are significant changes in - * interpretation of existing events or fields. Smaller changes, such as adding - * a new field to an existing event, do not require an increment to the EVENT - * format version. - */ -#define TR2_EVENT_VERSION "2" - -/* - * Region nesting limit for messages written to the event target. - * - * The "region_enter" and "region_leave" messages (especially recursive - * messages such as those produced while diving the worktree or index) - * are primarily intended for the performance target during debugging. - * - * Some of the outer-most messages, however, may be of interest to the - * event target. Use the TR2_SYSENV_EVENT_NESTING setting to increase - * region details in the event target. - */ -static int tr2env_event_max_nesting_levels = 2; - -/* - * Use the TR2_SYSENV_EVENT_BRIEF to omit the <time>, <file>, and - * <line> fields from most events. - */ -static int tr2env_event_be_brief; - -static int fn_init(void) -{ - int want = tr2_dst_trace_want(&tr2dst_event); - int max_nesting; - int want_brief; - const char *nesting; - const char *brief; - - if (!want) - return want; - - nesting = tr2_sysenv_get(TR2_SYSENV_EVENT_NESTING); - if (nesting && *nesting && ((max_nesting = atoi(nesting)) > 0)) - tr2env_event_max_nesting_levels = max_nesting; - - brief = tr2_sysenv_get(TR2_SYSENV_EVENT_BRIEF); - if (brief && *brief && - ((want_brief = git_parse_maybe_bool(brief)) != -1)) - tr2env_event_be_brief = want_brief; - - return want; -} - -static void fn_term(void) -{ - tr2_dst_trace_disable(&tr2dst_event); -} - -/* - * Append common key-value pairs to the currently open JSON object. - * "event:"<event_name>" - * "sid":"<sid>" - * "thread":"<thread_name>" - * "time":"<time>" - * "file":"<filename>" - * "line":<line_number> - * "repo":<repo_id> - */ -static void event_fmt_prepare(const char *event_name, const char *file, - int line, const struct repository *repo, - struct json_writer *jw) -{ - struct tr2tls_thread_ctx *ctx = tr2tls_get_self(); - struct tr2_tbuf tb_now; - - jw_object_string(jw, "event", event_name); - jw_object_string(jw, "sid", tr2_sid_get()); - jw_object_string(jw, "thread", ctx->thread_name.buf); - - /* - * In brief mode, only emit <time> on these 2 event types. - */ - if (!tr2env_event_be_brief || !strcmp(event_name, "version") || - !strcmp(event_name, "atexit")) { - tr2_tbuf_utc_datetime_extended(&tb_now); - jw_object_string(jw, "time", tb_now.buf); - } - - if (!tr2env_event_be_brief && file && *file) { - jw_object_string(jw, "file", file); - jw_object_intmax(jw, "line", line); - } - - if (repo) - jw_object_intmax(jw, "repo", repo->trace2_repo_id); -} - -static void fn_too_many_files_fl(const char *file, int line) -{ - const char *event_name = "too_many_files"; - struct json_writer jw = JSON_WRITER_INIT; - - jw_object_begin(&jw, 0); - event_fmt_prepare(event_name, file, line, NULL, &jw); - jw_end(&jw); - - tr2_dst_write_line(&tr2dst_event, &jw.json); - jw_release(&jw); -} - -static void fn_version_fl(const char *file, int line) -{ - const char *event_name = "version"; - struct json_writer jw = JSON_WRITER_INIT; - - jw_object_begin(&jw, 0); - event_fmt_prepare(event_name, file, line, NULL, &jw); - jw_object_string(&jw, "evt", TR2_EVENT_VERSION); - jw_object_string(&jw, "exe", git_version_string); - jw_end(&jw); - - tr2_dst_write_line(&tr2dst_event, &jw.json); - jw_release(&jw); - - if (tr2dst_event.too_many_files) - fn_too_many_files_fl(file, line); -} - -static void fn_start_fl(const char *file, int line, - uint64_t us_elapsed_absolute, const char **argv) -{ - const char *event_name = "start"; - struct json_writer jw = JSON_WRITER_INIT; - double t_abs = (double)us_elapsed_absolute / 1000000.0; - - jw_object_begin(&jw, 0); - event_fmt_prepare(event_name, file, line, NULL, &jw); - jw_object_double(&jw, "t_abs", 6, t_abs); - jw_object_inline_begin_array(&jw, "argv"); - jw_array_argv(&jw, argv); - jw_end(&jw); - jw_end(&jw); - - tr2_dst_write_line(&tr2dst_event, &jw.json); - jw_release(&jw); -} - -static void fn_exit_fl(const char *file, int line, uint64_t us_elapsed_absolute, - int code) -{ - const char *event_name = "exit"; - struct json_writer jw = JSON_WRITER_INIT; - double t_abs = (double)us_elapsed_absolute / 1000000.0; - - jw_object_begin(&jw, 0); - event_fmt_prepare(event_name, file, line, NULL, &jw); - jw_object_double(&jw, "t_abs", 6, t_abs); - jw_object_intmax(&jw, "code", code); - jw_end(&jw); - - tr2_dst_write_line(&tr2dst_event, &jw.json); - jw_release(&jw); -} - -static void fn_signal(uint64_t us_elapsed_absolute, int signo) -{ - const char *event_name = "signal"; - struct json_writer jw = JSON_WRITER_INIT; - double t_abs = (double)us_elapsed_absolute / 1000000.0; - - jw_object_begin(&jw, 0); - event_fmt_prepare(event_name, __FILE__, __LINE__, NULL, &jw); - jw_object_double(&jw, "t_abs", 6, t_abs); - jw_object_intmax(&jw, "signo", signo); - jw_end(&jw); - - tr2_dst_write_line(&tr2dst_event, &jw.json); - jw_release(&jw); -} - -static void fn_atexit(uint64_t us_elapsed_absolute, int code) -{ - const char *event_name = "atexit"; - struct json_writer jw = JSON_WRITER_INIT; - double t_abs = (double)us_elapsed_absolute / 1000000.0; - - jw_object_begin(&jw, 0); - event_fmt_prepare(event_name, __FILE__, __LINE__, NULL, &jw); - jw_object_double(&jw, "t_abs", 6, t_abs); - jw_object_intmax(&jw, "code", code); - jw_end(&jw); - - tr2_dst_write_line(&tr2dst_event, &jw.json); - jw_release(&jw); -} - -static void maybe_add_string_va(struct json_writer *jw, const char *field_name, - const char *fmt, va_list ap) -{ - if (fmt && *fmt) { - va_list copy_ap; - struct strbuf buf = STRBUF_INIT; - - va_copy(copy_ap, ap); - strbuf_vaddf(&buf, fmt, copy_ap); - va_end(copy_ap); - - jw_object_string(jw, field_name, buf.buf); - strbuf_release(&buf); - return; - } -} - -static void fn_error_va_fl(const char *file, int line, const char *fmt, - va_list ap) -{ - const char *event_name = "error"; - struct json_writer jw = JSON_WRITER_INIT; - - jw_object_begin(&jw, 0); - event_fmt_prepare(event_name, file, line, NULL, &jw); - maybe_add_string_va(&jw, "msg", fmt, ap); - /* - * Also emit the format string as a field in case - * post-processors want to aggregate common error - * messages by type without argument fields (such - * as pathnames or branch names) cluttering it up. - */ - if (fmt && *fmt) - jw_object_string(&jw, "fmt", fmt); - jw_end(&jw); - - tr2_dst_write_line(&tr2dst_event, &jw.json); - jw_release(&jw); -} - -static void fn_command_path_fl(const char *file, int line, const char *pathname) -{ - const char *event_name = "cmd_path"; - struct json_writer jw = JSON_WRITER_INIT; - - jw_object_begin(&jw, 0); - event_fmt_prepare(event_name, file, line, NULL, &jw); - jw_object_string(&jw, "path", pathname); - jw_end(&jw); - - tr2_dst_write_line(&tr2dst_event, &jw.json); - jw_release(&jw); -} - -static void fn_command_name_fl(const char *file, int line, const char *name, - const char *hierarchy) -{ - const char *event_name = "cmd_name"; - struct json_writer jw = JSON_WRITER_INIT; - - jw_object_begin(&jw, 0); - event_fmt_prepare(event_name, file, line, NULL, &jw); - jw_object_string(&jw, "name", name); - if (hierarchy && *hierarchy) - jw_object_string(&jw, "hierarchy", hierarchy); - jw_end(&jw); - - tr2_dst_write_line(&tr2dst_event, &jw.json); - jw_release(&jw); -} - -static void fn_command_mode_fl(const char *file, int line, const char *mode) -{ - const char *event_name = "cmd_mode"; - struct json_writer jw = JSON_WRITER_INIT; - - jw_object_begin(&jw, 0); - event_fmt_prepare(event_name, file, line, NULL, &jw); - jw_object_string(&jw, "name", mode); - jw_end(&jw); - - tr2_dst_write_line(&tr2dst_event, &jw.json); - jw_release(&jw); -} - -static void fn_alias_fl(const char *file, int line, const char *alias, - const char **argv) -{ - const char *event_name = "alias"; - struct json_writer jw = JSON_WRITER_INIT; - - jw_object_begin(&jw, 0); - event_fmt_prepare(event_name, file, line, NULL, &jw); - jw_object_string(&jw, "alias", alias); - jw_object_inline_begin_array(&jw, "argv"); - jw_array_argv(&jw, argv); - jw_end(&jw); - jw_end(&jw); - - tr2_dst_write_line(&tr2dst_event, &jw.json); - jw_release(&jw); -} - -static void fn_child_start_fl(const char *file, int line, - uint64_t us_elapsed_absolute, - const struct child_process *cmd) -{ - const char *event_name = "child_start"; - struct json_writer jw = JSON_WRITER_INIT; - - jw_object_begin(&jw, 0); - event_fmt_prepare(event_name, file, line, NULL, &jw); - jw_object_intmax(&jw, "child_id", cmd->trace2_child_id); - if (cmd->trace2_hook_name) { - jw_object_string(&jw, "child_class", "hook"); - jw_object_string(&jw, "hook_name", cmd->trace2_hook_name); - } else { - const char *child_class = - cmd->trace2_child_class ? cmd->trace2_child_class : "?"; - jw_object_string(&jw, "child_class", child_class); - } - if (cmd->dir) - jw_object_string(&jw, "cd", cmd->dir); - jw_object_bool(&jw, "use_shell", cmd->use_shell); - jw_object_inline_begin_array(&jw, "argv"); - if (cmd->git_cmd) - jw_array_string(&jw, "git"); - jw_array_argv(&jw, cmd->argv); - jw_end(&jw); - jw_end(&jw); - - tr2_dst_write_line(&tr2dst_event, &jw.json); - jw_release(&jw); -} - -static void fn_child_exit_fl(const char *file, int line, - uint64_t us_elapsed_absolute, int cid, int pid, - int code, uint64_t us_elapsed_child) -{ - const char *event_name = "child_exit"; - struct json_writer jw = JSON_WRITER_INIT; - double t_rel = (double)us_elapsed_child / 1000000.0; - - jw_object_begin(&jw, 0); - event_fmt_prepare(event_name, file, line, NULL, &jw); - jw_object_intmax(&jw, "child_id", cid); - jw_object_intmax(&jw, "pid", pid); - jw_object_intmax(&jw, "code", code); - jw_object_double(&jw, "t_rel", 6, t_rel); - jw_end(&jw); - - tr2_dst_write_line(&tr2dst_event, &jw.json); - - jw_release(&jw); -} - -static void fn_thread_start_fl(const char *file, int line, - uint64_t us_elapsed_absolute) -{ - const char *event_name = "thread_start"; - struct json_writer jw = JSON_WRITER_INIT; - - jw_object_begin(&jw, 0); - event_fmt_prepare(event_name, file, line, NULL, &jw); - jw_end(&jw); - - tr2_dst_write_line(&tr2dst_event, &jw.json); - jw_release(&jw); -} - -static void fn_thread_exit_fl(const char *file, int line, - uint64_t us_elapsed_absolute, - uint64_t us_elapsed_thread) -{ - const char *event_name = "thread_exit"; - struct json_writer jw = JSON_WRITER_INIT; - double t_rel = (double)us_elapsed_thread / 1000000.0; - - jw_object_begin(&jw, 0); - event_fmt_prepare(event_name, file, line, NULL, &jw); - jw_object_double(&jw, "t_rel", 6, t_rel); - jw_end(&jw); - - tr2_dst_write_line(&tr2dst_event, &jw.json); - jw_release(&jw); -} - -static void fn_exec_fl(const char *file, int line, uint64_t us_elapsed_absolute, - int exec_id, const char *exe, const char **argv) -{ - const char *event_name = "exec"; - struct json_writer jw = JSON_WRITER_INIT; - - jw_object_begin(&jw, 0); - event_fmt_prepare(event_name, file, line, NULL, &jw); - jw_object_intmax(&jw, "exec_id", exec_id); - if (exe) - jw_object_string(&jw, "exe", exe); - jw_object_inline_begin_array(&jw, "argv"); - jw_array_argv(&jw, argv); - jw_end(&jw); - jw_end(&jw); - - tr2_dst_write_line(&tr2dst_event, &jw.json); - jw_release(&jw); -} - -static void fn_exec_result_fl(const char *file, int line, - uint64_t us_elapsed_absolute, int exec_id, - int code) -{ - const char *event_name = "exec_result"; - struct json_writer jw = JSON_WRITER_INIT; - - jw_object_begin(&jw, 0); - event_fmt_prepare(event_name, file, line, NULL, &jw); - jw_object_intmax(&jw, "exec_id", exec_id); - jw_object_intmax(&jw, "code", code); - jw_end(&jw); - - tr2_dst_write_line(&tr2dst_event, &jw.json); - jw_release(&jw); -} - -static void fn_param_fl(const char *file, int line, const char *param, - const char *value) -{ - const char *event_name = "def_param"; - struct json_writer jw = JSON_WRITER_INIT; - - jw_object_begin(&jw, 0); - event_fmt_prepare(event_name, file, line, NULL, &jw); - jw_object_string(&jw, "param", param); - jw_object_string(&jw, "value", value); - jw_end(&jw); - - tr2_dst_write_line(&tr2dst_event, &jw.json); - jw_release(&jw); -} - -static void fn_repo_fl(const char *file, int line, - const struct repository *repo) -{ - const char *event_name = "def_repo"; - struct json_writer jw = JSON_WRITER_INIT; - - jw_object_begin(&jw, 0); - event_fmt_prepare(event_name, file, line, repo, &jw); - jw_object_string(&jw, "worktree", repo->worktree); - jw_end(&jw); - - tr2_dst_write_line(&tr2dst_event, &jw.json); - jw_release(&jw); -} - -static void fn_region_enter_printf_va_fl(const char *file, int line, - uint64_t us_elapsed_absolute, - const char *category, - const char *label, - const struct repository *repo, - const char *fmt, va_list ap) -{ - const char *event_name = "region_enter"; - struct tr2tls_thread_ctx *ctx = tr2tls_get_self(); - if (ctx->nr_open_regions <= tr2env_event_max_nesting_levels) { - struct json_writer jw = JSON_WRITER_INIT; - - jw_object_begin(&jw, 0); - event_fmt_prepare(event_name, file, line, repo, &jw); - jw_object_intmax(&jw, "nesting", ctx->nr_open_regions); - if (category) - jw_object_string(&jw, "category", category); - if (label) - jw_object_string(&jw, "label", label); - maybe_add_string_va(&jw, "msg", fmt, ap); - jw_end(&jw); - - tr2_dst_write_line(&tr2dst_event, &jw.json); - jw_release(&jw); - } -} - -static void fn_region_leave_printf_va_fl( - const char *file, int line, uint64_t us_elapsed_absolute, - uint64_t us_elapsed_region, const char *category, const char *label, - const struct repository *repo, const char *fmt, va_list ap) -{ - const char *event_name = "region_leave"; - struct tr2tls_thread_ctx *ctx = tr2tls_get_self(); - if (ctx->nr_open_regions <= tr2env_event_max_nesting_levels) { - struct json_writer jw = JSON_WRITER_INIT; - double t_rel = (double)us_elapsed_region / 1000000.0; - - jw_object_begin(&jw, 0); - event_fmt_prepare(event_name, file, line, repo, &jw); - jw_object_double(&jw, "t_rel", 6, t_rel); - jw_object_intmax(&jw, "nesting", ctx->nr_open_regions); - if (category) - jw_object_string(&jw, "category", category); - if (label) - jw_object_string(&jw, "label", label); - maybe_add_string_va(&jw, "msg", fmt, ap); - jw_end(&jw); - - tr2_dst_write_line(&tr2dst_event, &jw.json); - jw_release(&jw); - } -} - -static void fn_data_fl(const char *file, int line, uint64_t us_elapsed_absolute, - uint64_t us_elapsed_region, const char *category, - const struct repository *repo, const char *key, - const char *value) -{ - const char *event_name = "data"; - struct tr2tls_thread_ctx *ctx = tr2tls_get_self(); - if (ctx->nr_open_regions <= tr2env_event_max_nesting_levels) { - struct json_writer jw = JSON_WRITER_INIT; - double t_abs = (double)us_elapsed_absolute / 1000000.0; - double t_rel = (double)us_elapsed_region / 1000000.0; - - jw_object_begin(&jw, 0); - event_fmt_prepare(event_name, file, line, repo, &jw); - jw_object_double(&jw, "t_abs", 6, t_abs); - jw_object_double(&jw, "t_rel", 6, t_rel); - jw_object_intmax(&jw, "nesting", ctx->nr_open_regions); - jw_object_string(&jw, "category", category); - jw_object_string(&jw, "key", key); - jw_object_string(&jw, "value", value); - jw_end(&jw); - - tr2_dst_write_line(&tr2dst_event, &jw.json); - jw_release(&jw); - } -} - -static void fn_data_json_fl(const char *file, int line, - uint64_t us_elapsed_absolute, - uint64_t us_elapsed_region, const char *category, - const struct repository *repo, const char *key, - const struct json_writer *value) -{ - const char *event_name = "data_json"; - struct tr2tls_thread_ctx *ctx = tr2tls_get_self(); - if (ctx->nr_open_regions <= tr2env_event_max_nesting_levels) { - struct json_writer jw = JSON_WRITER_INIT; - double t_abs = (double)us_elapsed_absolute / 1000000.0; - double t_rel = (double)us_elapsed_region / 1000000.0; - - jw_object_begin(&jw, 0); - event_fmt_prepare(event_name, file, line, repo, &jw); - jw_object_double(&jw, "t_abs", 6, t_abs); - jw_object_double(&jw, "t_rel", 6, t_rel); - jw_object_intmax(&jw, "nesting", ctx->nr_open_regions); - jw_object_string(&jw, "category", category); - jw_object_string(&jw, "key", key); - jw_object_sub_jw(&jw, "value", value); - jw_end(&jw); - - tr2_dst_write_line(&tr2dst_event, &jw.json); - jw_release(&jw); - } -} - -struct tr2_tgt tr2_tgt_event = { - &tr2dst_event, - - fn_init, - fn_term, - - fn_version_fl, - fn_start_fl, - fn_exit_fl, - fn_signal, - fn_atexit, - fn_error_va_fl, - fn_command_path_fl, - fn_command_name_fl, - fn_command_mode_fl, - fn_alias_fl, - fn_child_start_fl, - fn_child_exit_fl, - fn_thread_start_fl, - fn_thread_exit_fl, - fn_exec_fl, - fn_exec_result_fl, - fn_param_fl, - fn_repo_fl, - fn_region_enter_printf_va_fl, - fn_region_leave_printf_va_fl, - fn_data_fl, - fn_data_json_fl, - NULL, /* printf */ -}; |