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authorMarkus Armbruster <armbru@redhat.com>2023-01-24 13:19:37 +0100
committerMarkus Armbruster <armbru@redhat.com>2023-02-04 07:56:54 +0100
commit6a5fcf6c1e06561a14b4456807a5c8f8cc3f936a (patch)
tree032ff6cdd910e50fb5fdd6652ca7ad4f0b911c1b /monitor/hmp-cmds.c
parentaa09b3d5f8e2819d53a6fd81e655ddb3ef107a47 (diff)
stats: Move HMP commands from monitor/ to stats/
This moves these commands from MAINTAINERS section "Human Monitor (HMP)" to section "Stats". Signed-off-by: Markus Armbruster <armbru@redhat.com> Message-Id: <20230124121946.1139465-24-armbru@redhat.com>
Diffstat (limited to 'monitor/hmp-cmds.c')
-rw-r--r--monitor/hmp-cmds.c234
1 files changed, 0 insertions, 234 deletions
diff --git a/monitor/hmp-cmds.c b/monitor/hmp-cmds.c
index 34e98b0e0b..8a3d56bcde 100644
--- a/monitor/hmp-cmds.c
+++ b/monitor/hmp-cmds.c
@@ -20,11 +20,9 @@
#include "qapi/error.h"
#include "qapi/qapi-commands-control.h"
#include "qapi/qapi-commands-misc.h"
-#include "qapi/qapi-commands-stats.h"
#include "qapi/qmp/qdict.h"
#include "qapi/qmp/qerror.h"
#include "qemu/cutils.h"
-#include "hw/core/cpu.h"
#include "hw/intc/intc.h"
bool hmp_handle_error(Monitor *mon, Error *err)
@@ -226,235 +224,3 @@ void hmp_info_iothreads(Monitor *mon, const QDict *qdict)
qapi_free_IOThreadInfoList(info_list);
}
-
-static void print_stats_schema_value(Monitor *mon, StatsSchemaValue *value)
-{
- const char *unit = NULL;
- monitor_printf(mon, " %s (%s%s", value->name, StatsType_str(value->type),
- value->has_unit || value->exponent ? ", " : "");
-
- if (value->has_unit) {
- if (value->unit == STATS_UNIT_SECONDS) {
- unit = "s";
- } else if (value->unit == STATS_UNIT_BYTES) {
- unit = "B";
- }
- }
-
- if (unit && value->base == 10 &&
- value->exponent >= -18 && value->exponent <= 18 &&
- value->exponent % 3 == 0) {
- monitor_puts(mon, si_prefix(value->exponent));
- } else if (unit && value->base == 2 &&
- value->exponent >= 0 && value->exponent <= 60 &&
- value->exponent % 10 == 0) {
-
- monitor_puts(mon, iec_binary_prefix(value->exponent));
- } else if (value->exponent) {
- /* Use exponential notation and write the unit's English name */
- monitor_printf(mon, "* %d^%d%s",
- value->base, value->exponent,
- value->has_unit ? " " : "");
- unit = NULL;
- }
-
- if (value->has_unit) {
- monitor_puts(mon, unit ? unit : StatsUnit_str(value->unit));
- }
-
- /* Print bucket size for linear histograms */
- if (value->type == STATS_TYPE_LINEAR_HISTOGRAM && value->has_bucket_size) {
- monitor_printf(mon, ", bucket size=%d", value->bucket_size);
- }
- monitor_printf(mon, ")");
-}
-
-static StatsSchemaValueList *find_schema_value_list(
- StatsSchemaList *list, StatsProvider provider,
- StatsTarget target)
-{
- StatsSchemaList *node;
-
- for (node = list; node; node = node->next) {
- if (node->value->provider == provider &&
- node->value->target == target) {
- return node->value->stats;
- }
- }
- return NULL;
-}
-
-static void print_stats_results(Monitor *mon, StatsTarget target,
- bool show_provider,
- StatsResult *result,
- StatsSchemaList *schema)
-{
- /* Find provider schema */
- StatsSchemaValueList *schema_value_list =
- find_schema_value_list(schema, result->provider, target);
- StatsList *stats_list;
-
- if (!schema_value_list) {
- monitor_printf(mon, "failed to find schema list for %s\n",
- StatsProvider_str(result->provider));
- return;
- }
-
- if (show_provider) {
- monitor_printf(mon, "provider: %s\n",
- StatsProvider_str(result->provider));
- }
-
- for (stats_list = result->stats; stats_list;
- stats_list = stats_list->next,
- schema_value_list = schema_value_list->next) {
-
- Stats *stats = stats_list->value;
- StatsValue *stats_value = stats->value;
- StatsSchemaValue *schema_value = schema_value_list->value;
-
- /* Find schema entry */
- while (!g_str_equal(stats->name, schema_value->name)) {
- if (!schema_value_list->next) {
- monitor_printf(mon, "failed to find schema entry for %s\n",
- stats->name);
- return;
- }
- schema_value_list = schema_value_list->next;
- schema_value = schema_value_list->value;
- }
-
- print_stats_schema_value(mon, schema_value);
-
- if (stats_value->type == QTYPE_QNUM) {
- monitor_printf(mon, ": %" PRId64 "\n", stats_value->u.scalar);
- } else if (stats_value->type == QTYPE_QBOOL) {
- monitor_printf(mon, ": %s\n", stats_value->u.boolean ? "yes" : "no");
- } else if (stats_value->type == QTYPE_QLIST) {
- uint64List *list;
- int i;
-
- monitor_printf(mon, ": ");
- for (list = stats_value->u.list, i = 1;
- list;
- list = list->next, i++) {
- monitor_printf(mon, "[%d]=%" PRId64 " ", i, list->value);
- }
- monitor_printf(mon, "\n");
- }
- }
-}
-
-/* Create the StatsFilter that is needed for an "info stats" invocation. */
-static StatsFilter *stats_filter(StatsTarget target, const char *names,
- int cpu_index, StatsProvider provider)
-{
- StatsFilter *filter = g_malloc0(sizeof(*filter));
- StatsProvider provider_idx;
- StatsRequestList *request_list = NULL;
-
- filter->target = target;
- switch (target) {
- case STATS_TARGET_VM:
- break;
- case STATS_TARGET_VCPU:
- {
- strList *vcpu_list = NULL;
- CPUState *cpu = qemu_get_cpu(cpu_index);
- char *canonical_path = object_get_canonical_path(OBJECT(cpu));
-
- QAPI_LIST_PREPEND(vcpu_list, canonical_path);
- filter->u.vcpu.has_vcpus = true;
- filter->u.vcpu.vcpus = vcpu_list;
- break;
- }
- default:
- break;
- }
-
- if (!names && provider == STATS_PROVIDER__MAX) {
- return filter;
- }
-
- /*
- * "info stats" can only query either one or all the providers. Querying
- * by name, but not by provider, requires the creation of one filter per
- * provider.
- */
- for (provider_idx = 0; provider_idx < STATS_PROVIDER__MAX; provider_idx++) {
- if (provider == STATS_PROVIDER__MAX || provider == provider_idx) {
- StatsRequest *request = g_new0(StatsRequest, 1);
- request->provider = provider_idx;
- if (names && !g_str_equal(names, "*")) {
- request->has_names = true;
- request->names = hmp_split_at_comma(names);
- }
- QAPI_LIST_PREPEND(request_list, request);
- }
- }
-
- filter->has_providers = true;
- filter->providers = request_list;
- return filter;
-}
-
-void hmp_info_stats(Monitor *mon, const QDict *qdict)
-{
- const char *target_str = qdict_get_str(qdict, "target");
- const char *provider_str = qdict_get_try_str(qdict, "provider");
- const char *names = qdict_get_try_str(qdict, "names");
-
- StatsProvider provider = STATS_PROVIDER__MAX;
- StatsTarget target;
- Error *err = NULL;
- g_autoptr(StatsSchemaList) schema = NULL;
- g_autoptr(StatsResultList) stats = NULL;
- g_autoptr(StatsFilter) filter = NULL;
- StatsResultList *entry;
-
- target = qapi_enum_parse(&StatsTarget_lookup, target_str, -1, &err);
- if (err) {
- monitor_printf(mon, "invalid stats target %s\n", target_str);
- goto exit_no_print;
- }
- if (provider_str) {
- provider = qapi_enum_parse(&StatsProvider_lookup, provider_str, -1, &err);
- if (err) {
- monitor_printf(mon, "invalid stats provider %s\n", provider_str);
- goto exit_no_print;
- }
- }
-
- schema = qmp_query_stats_schemas(provider_str ? true : false,
- provider, &err);
- if (err) {
- goto exit;
- }
-
- switch (target) {
- case STATS_TARGET_VM:
- filter = stats_filter(target, names, -1, provider);
- break;
- case STATS_TARGET_VCPU: {}
- int cpu_index = monitor_get_cpu_index(mon);
- filter = stats_filter(target, names, cpu_index, provider);
- break;
- default:
- abort();
- }
-
- stats = qmp_query_stats(filter, &err);
- if (err) {
- goto exit;
- }
- for (entry = stats; entry; entry = entry->next) {
- print_stats_results(mon, target, provider_str == NULL, entry->value, schema);
- }
-
-exit:
- if (err) {
- monitor_printf(mon, "%s\n", error_get_pretty(err));
- }
-exit_no_print:
- error_free(err);
-}