prometheus/mysqld_exporter
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compatible with mysql<=5.7

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Signed-off-by: hateeyan <hateeyan@gmail.com>
This commit is contained in:
hateeyan
2021-12-21 09:37:29 +08:00
parent 733987b514
commit 55df5341e3
2 changed files with 8 additions and 2 deletions
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9
collector/global_variables.go
View File

@ -153,6 +153,7 @@ func (ScrapeGlobalVariables) Scrape(ctx context.Context, db *sql.DB, ch chan<- p
"version_comment": "", "version_comment": "",
"wsrep_cluster_name": "", "wsrep_cluster_name": "",
"wsrep_provider_options": "", "wsrep_provider_options": "",
"tx_isolation": "",
"transaction_isolation": "", "transaction_isolation": "",
} }
@ -206,12 +207,16 @@ func (ScrapeGlobalVariables) Scrape(ctx context.Context, db *sql.DB, ch chan<- p
} }
// mysql_transaction_isolation metric. // mysql_transaction_isolation metric.
if textItems["transaction_isolation"] != "" { if textItems["transaction_isolation"] != "" || textItems["tx_isolation"] != "" {
level := textItems["transaction_isolation"]
if level == "" {
level = textItems["tx_isolation"]
}
ch <- prometheus.MustNewConstMetric( ch <- prometheus.MustNewConstMetric(
prometheus.NewDesc(prometheus.BuildFQName(namespace, "transaction", "isolation"), "MySQL transaction isolation.", prometheus.NewDesc(prometheus.BuildFQName(namespace, "transaction", "isolation"), "MySQL transaction isolation.",
[]string{"level"}, nil), []string{"level"}, nil),
prometheus.GaugeValue, prometheus.GaugeValue,
1, textItems["transaction_isolation"], 1, level,
) )
} }

1
collector/global_variables_test.go
View File

@ -69,6 +69,7 @@ func TestScrapeGlobalVariables(t *testing.T) {
{labels: labelMap{"innodb_version": "5.6.30-76.3", "version": "5.6.30-76.3-56", "version_comment": "Percona XtraDB Cluster..."}, value: 1, metricType: dto.MetricType_GAUGE}, {labels: labelMap{"innodb_version": "5.6.30-76.3", "version": "5.6.30-76.3-56", "version_comment": "Percona XtraDB Cluster..."}, value: 1, metricType: dto.MetricType_GAUGE},
{labels: labelMap{"wsrep_cluster_name": "supercluster"}, value: 1, metricType: dto.MetricType_GAUGE}, {labels: labelMap{"wsrep_cluster_name": "supercluster"}, value: 1, metricType: dto.MetricType_GAUGE},
{labels: labelMap{}, value: 134217728, metricType: dto.MetricType_GAUGE}, {labels: labelMap{}, value: 134217728, metricType: dto.MetricType_GAUGE},
{labels: labelMap{"level": "REPEATABLE-READ"}, value: 1, metricType: dto.MetricType_GAUGE},
} }
convey.Convey("Metrics comparison", t, func() { convey.Convey("Metrics comparison", t, func() {
for _, expect := range counterExpected { for _, expect := range counterExpected {