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Mask the password field of the connection URL.

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This solves the issue where failed connections can leak the database connection
string to logs.
This commit is contained in:
Dimitrios Karagiannis 2017-03-16 17:25:16 +00:00 committed by Will Rouesnel
parent 030e90f03e
commit 12b95c44d4
1 changed files with 7 additions and 1 deletions
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8
postgres_exporter.go
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@ -8,6 +8,7 @@ import (
"io/ioutil"
"math"
"net/http"
"net/url"
"os"
"regexp"
"strconv"
@ -996,7 +997,12 @@ func (e *Exporter) scrape(ch chan<- prometheus.Metric) {
db, err := getDB(e.dsn)
if err != nil {
log.Infof("Error opening connection to database (%s): %s", e.dsn, err)
loggableDsn := "could not parse DATA_SOURCE_NAME"
if pDsn, pErr := url.Parse(e.dsn); pErr != nil {
pDsn.User = url.UserPassword(pDsn.User.Username(), "xxx")
loggableDsn = pDsn.String()
}
log.Infof("Error opening connection to database (%s): %s", loggableDsn, err)
e.error.Set(1)
return
}