#include "babeltrace-cfg-cli-args-default.h"
#define ENV_BABELTRACE_WARN_COMMAND_NAME_DIRECTORY_CLASH "BABELTRACE_CLI_WARN_COMMAND_NAME_DIRECTORY_CLASH"
+#define ENV_BABELTRACE_CLI_LOG_LEVEL "BABELTRACE_CLI_LOG_LEVEL"
+
+/*
+ * Known environment variable names for the log levels of the project's
+ * modules.
+ */
+static const char* log_level_env_var_names[] = {
+ "BABELTRACE_COMMON_LOG_LEVEL",
+ "BABELTRACE_PLUGIN_CTF_BTR_LOG_LEVEL",
+ "BABELTRACE_PLUGIN_CTF_FS_SRC_LOG_LEVEL",
+ "BABELTRACE_PLUGIN_CTF_LTTNG_LIVE_SRC_LOG_LEVEL",
+ "BABELTRACE_PLUGIN_CTF_METADATA_LOG_LEVEL",
+ "BABELTRACE_PLUGIN_CTF_NOTIF_ITER_LOG_LEVEL",
+ "BABELTRACE_PLUGIN_LTTNG_UTILS_DEBUG_INFO_FLT_LOG_LEVEL",
+ "BABELTRACE_PLUGIN_UTILS_TRIMMER_FLT_LOG_LEVEL",
+ "BABELTRACE_PYTHON_PLUGIN_PROVIDER_LOG_LEVEL",
+ NULL,
+};
/* Application's processing graph (weak) */
static struct bt_graph *the_graph;
return "filter";
case BT_COMPONENT_CLASS_TYPE_UNKNOWN:
default:
- return "unknown";
+ return "(unknown)";
}
}
goto end;
}
- fprintf(fh, "%s%s--%s%s %s'%s%s%s%s.%s%s%s'",
+ fprintf(fh, "'%s%s%s%s.%s%s%s.%s%s%s'",
bt_common_color_bold(),
bt_common_color_fg_cyan(),
component_type_str(type),
- bt_common_color_reset(),
bt_common_color_fg_default(),
- bt_common_color_bold(),
bt_common_color_fg_blue(),
shell_plugin_name->str,
bt_common_color_fg_default(),
uint64_t i;
int64_t (*port_count_fn)(struct bt_component *);
struct bt_port *(*port_by_index_fn)(struct bt_component *, uint64_t);
- void *conn = NULL;
+ enum bt_graph_status status = BT_GRAPH_STATUS_ERROR;
BT_LOGI("Connecting upstream port to the next available downstream port: "
"upstream-port-addr=%p, upstream-port-name=\"%s\", "
cfg_conn->downstream_port_glob->str, -1ULL,
downstream_port_name, -1ULL)) {
/* We have a winner! */
- conn = bt_graph_connect_ports(ctx->graph,
- upstream_port, downstream_port);
+ status = bt_graph_connect_ports(ctx->graph,
+ upstream_port, downstream_port, NULL);
bt_put(downstream_port);
- if (!conn) {
+ switch (status) {
+ case BT_GRAPH_STATUS_OK:
+ break;
+ case BT_GRAPH_STATUS_CANCELED:
+ BT_LOGI_STR("Graph was canceled by user.");
+ status = BT_GRAPH_STATUS_OK;
+ break;
+ case BT_GRAPH_STATUS_COMPONENT_REFUSES_PORT_CONNECTION:
+ BT_LOGE("A component refused a connection to one of its ports: "
+ "upstream-comp-addr=%p, upstream-comp-name=\"%s\", "
+ "upstream-port-addr=%p, upstream-port-name=\"%s\", "
+ "downstream-comp-addr=%p, downstream-comp-name=\"%s\", "
+ "downstream-port-addr=%p, downstream-port-name=\"%s\", "
+ "conn-arg=\"%s\"",
+ upstream_comp, bt_component_get_name(upstream_comp),
+ upstream_port, bt_port_get_name(upstream_port),
+ downstream_comp, cfg_conn->downstream_comp_name->str,
+ downstream_port, downstream_port_name,
+ cfg_conn->arg->str);
+ fprintf(stderr,
+ "A component refused a connection to one of its ports (`%s` to `%s`): %s\n",
+ bt_port_get_name(upstream_port),
+ downstream_port_name,
+ cfg_conn->arg->str);
+ break;
+ default:
BT_LOGE("Cannot create connection: graph refuses to connect ports: "
"upstream-comp-addr=%p, upstream-comp-name=\"%s\", "
"upstream-port-addr=%p, upstream-port-name=\"%s\", "
bt_put(downstream_port);
}
- if (!conn) {
+ if (status != BT_GRAPH_STATUS_OK) {
BT_LOGE("Cannot create connection: cannot find a matching downstream port for upstream port: "
"upstream-port-addr=%p, upstream-port-name=\"%s\", "
"downstream-comp-name=\"%s\", conn-arg=\"%s\"",
ret = -1;
end:
- bt_put(conn);
return ret;
}
"comp-name=\"%s\", port-addr=%p, port-name=\"%s\"",
comp, comp ? bt_component_get_name(comp) : "",
port, bt_port_get_name(port));
+
+ if (!ctx->connect_ports) {
+ goto end;
+ }
+
if (!comp) {
BT_LOGW_STR("Port has no component.");
goto end;
goto error;
}
- comp = bt_component_create(comp_cls,
- cfg_comp->instance_name->str, cfg_comp->params);
- if (!comp) {
+ ret = bt_graph_add_component(ctx->graph, comp_cls,
+ cfg_comp->instance_name->str, cfg_comp->params, &comp);
+ if (ret) {
BT_LOGE("Cannot create component: plugin-name=\"%s\", "
"comp-cls-name=\"%s\", comp-cls-type=%d, "
"comp-name=\"%s\"",
return "BT_GRAPH_STATUS_END";
case BT_GRAPH_STATUS_OK:
return "BT_GRAPH_STATUS_OK";
- case BT_GRAPH_STATUS_ALREADY_IN_A_GRAPH:
- return "BT_GRAPH_STATUS_ALREADY_IN_A_GRAPH";
case BT_GRAPH_STATUS_INVALID:
return "BT_GRAPH_STATUS_INVALID";
case BT_GRAPH_STATUS_NO_SINK:
static
void init_log_level(void)
{
- bt_cli_log_level = bt_log_get_level_from_env("BABELTRACE_CLI_LOG_LEVEL");
+ bt_cli_log_level = bt_log_get_level_from_env(ENV_BABELTRACE_CLI_LOG_LEVEL);
}
+static
+void set_auto_log_levels(struct bt_config *cfg)
+{
+ const char **env_var_name;
+
+ /*
+ * Override the configuration's default log level if
+ * BABELTRACE_VERBOSE or BABELTRACE_DEBUG environment variables
+ * are found for backward compatibility with legacy Babetrace 1.
+ */
+ if (getenv("BABELTRACE_DEBUG") &&
+ strcmp(getenv("BABELTRACE_DEBUG"), "1") == 0) {
+ cfg->log_level = 'V';
+ } else if (getenv("BABELTRACE_VERBOSE") &&
+ strcmp(getenv("BABELTRACE_VERBOSE"), "1") == 0) {
+ cfg->log_level = 'I';
+ }
+
+ /*
+ * Set log levels according to --debug or --verbose. For
+ * backward compatibility, --debug is more verbose than
+ * --verbose. So:
+ *
+ * --verbose: INFO log level
+ * --debug: VERBOSE log level (includes DEBUG, which is
+ * is less verbose than VERBOSE in the internal
+ * logging framework)
+ */
+ if (!getenv("BABELTRACE_LOGGING_GLOBAL_LEVEL")) {
+ if (cfg->verbose) {
+ bt_logging_set_global_level(BT_LOGGING_LEVEL_INFO);
+ } else if (cfg->debug) {
+ bt_logging_set_global_level(BT_LOGGING_LEVEL_VERBOSE);
+ } else {
+ /*
+ * Set library's default log level if not
+ * explicitly specified.
+ */
+ switch (cfg->log_level) {
+ case 'N':
+ bt_logging_set_global_level(BT_LOGGING_LEVEL_NONE);
+ break;
+ case 'V':
+ bt_logging_set_global_level(BT_LOGGING_LEVEL_VERBOSE);
+ break;
+ case 'D':
+ bt_logging_set_global_level(BT_LOGGING_LEVEL_DEBUG);
+ break;
+ case 'I':
+ bt_logging_set_global_level(BT_LOGGING_LEVEL_INFO);
+ break;
+ case 'W':
+ bt_logging_set_global_level(BT_LOGGING_LEVEL_WARN);
+ break;
+ case 'E':
+ bt_logging_set_global_level(BT_LOGGING_LEVEL_ERROR);
+ break;
+ case 'F':
+ bt_logging_set_global_level(BT_LOGGING_LEVEL_FATAL);
+ break;
+ default:
+ abort();
+ }
+ }
+ }
+
+ if (!getenv(ENV_BABELTRACE_CLI_LOG_LEVEL)) {
+ if (cfg->verbose) {
+ bt_cli_log_level = BT_LOG_INFO;
+ } else if (cfg->debug) {
+ bt_cli_log_level = BT_LOG_VERBOSE;
+ } else {
+ /*
+ * Set CLI's default log level if not explicitly
+ * specified.
+ */
+ switch (cfg->log_level) {
+ case 'N':
+ bt_cli_log_level = BT_LOG_NONE;
+ break;
+ case 'V':
+ bt_cli_log_level = BT_LOG_VERBOSE;
+ break;
+ case 'D':
+ bt_cli_log_level = BT_LOG_DEBUG;
+ break;
+ case 'I':
+ bt_cli_log_level = BT_LOG_INFO;
+ break;
+ case 'W':
+ bt_cli_log_level = BT_LOG_WARN;
+ break;
+ case 'E':
+ bt_cli_log_level = BT_LOG_ERROR;
+ break;
+ case 'F':
+ bt_cli_log_level = BT_LOG_FATAL;
+ break;
+ default:
+ abort();
+ }
+ }
+ }
+
+ env_var_name = log_level_env_var_names;
+
+ while (*env_var_name) {
+ if (!getenv(*env_var_name)) {
+ if (cfg->verbose) {
+ setenv(*env_var_name, "I", 1);
+ } else if (cfg->debug) {
+ setenv(*env_var_name, "V", 1);
+ } else {
+ char val[2] = { 0 };
+
+ /*
+ * Set module's default log level if not
+ * explicitly specified.
+ */
+ val[0] = cfg->log_level;
+ setenv(*env_var_name, val, 1);
+ }
+ }
+
+ env_var_name++;
+ }
+}
+
+static
void set_sigint_handler(void)
{
struct sigaction new_action, old_action;
goto end;
}
- if (cfg->verbose) {
- bt_cli_log_level = BT_LOGGING_LEVEL_VERBOSE;
- bt_logging_set_global_level(BT_LOGGING_LEVEL_VERBOSE);
- // TODO: for backward compat., set the log level
- // environment variables of the known plugins
- // to VERBOSE
- } else if (cfg->debug) {
- bt_cli_log_level = BT_LOGGING_LEVEL_DEBUG;
- bt_logging_set_global_level(BT_LOGGING_LEVEL_DEBUG);
- // TODO: for backward compat., set the log level
- // environment variables of the known plugins
- // to DEBUG
- }
-
- babeltrace_debug = cfg->debug;
- babeltrace_verbose = cfg->verbose;
+ set_auto_log_levels(cfg);
print_cfg(cfg);
if (cfg->command_needs_plugins) {