Fix syslog timestamp parsing with single digit day of month (#4334)

(cherry picked from commit 9bd5e10133)
This commit is contained in:
Daniel Nelson 2018-06-29 18:05:46 -07:00 committed by Daniel Nelson
parent 54a6c2e69b
commit c373adb6d8
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GPG Key ID: CAAD59C9444F6155
2 changed files with 35 additions and 10 deletions

View File

@ -293,7 +293,7 @@ func (p *Parser) ParseLine(line string) (telegraf.Metric, error) {
timestamp = time.Unix(0, iv)
}
case SYSLOG_TIMESTAMP:
ts, err := time.ParseInLocation("Jan 02 15:04:05", v, p.loc)
ts, err := time.ParseInLocation(time.Stamp, v, p.loc)
if err == nil {
if ts.Year() == 0 {
ts = ts.AddDate(timestamp.Year(), 0, 0)

View File

@ -971,14 +971,39 @@ func TestNewlineInPatterns(t *testing.T) {
require.NotNil(t, m)
}
func TestSyslogTimestampParser(t *testing.T) {
p := &Parser{
Patterns: []string{`%{SYSLOGTIMESTAMP:timestamp:ts-syslog} value=%{NUMBER:value:int}`},
timeFunc: func() time.Time { return time.Date(2018, time.April, 1, 0, 0, 0, 0, nil) },
func TestSyslogTimestamp(t *testing.T) {
tests := []struct {
name string
line string
expected time.Time
}{
{
name: "two digit day of month",
line: "Sep 25 09:01:55 value=42",
expected: time.Date(2018, time.September, 25, 9, 1, 55, 0, time.UTC),
},
{
name: "one digit day of month single space",
line: "Sep 2 09:01:55 value=42",
expected: time.Date(2018, time.September, 2, 9, 1, 55, 0, time.UTC),
},
{
name: "one digit day of month double space",
line: "Sep 2 09:01:55 value=42",
expected: time.Date(2018, time.September, 2, 9, 1, 55, 0, time.UTC),
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
p := &Parser{
Patterns: []string{`%{SYSLOGTIMESTAMP:timestamp:ts-syslog} value=%{NUMBER:value:int}`},
timeFunc: func() time.Time { return time.Date(2017, time.April, 1, 0, 0, 0, 0, time.UTC) },
}
require.NoError(t, p.Compile())
m, err := p.ParseLine(tt.line)
require.NoError(t, err)
require.NotNil(t, m)
require.Equal(t, tt.expected, m.Time())
})
}
require.NoError(t, p.Compile())
m, err := p.ParseLine("Sep 25 09:01:55 value=42")
require.NoError(t, err)
require.NotNil(t, m)
require.Equal(t, 2018, m.Time().Year())
}