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example_test.go
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example_test.go
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package rfc3164
import (
// "time"
"time"
"github.com/davecgh/go-spew/spew"
)
func output(out interface{}) {
spew.Config.DisableCapacities = true
spew.Config.DisablePointerAddresses = true
spew.Dump(out)
}
func Example() {
i := []byte(`<13>Dec 2 16:31:03 host app: Test`)
p := NewParser()
m, _ := p.Parse(i)
output(m)
// Output:
// (*rfc3164.SyslogMessage)({
// Base: (syslog.Base) {
// Facility: (*uint8)(1),
// Severity: (*uint8)(5),
// Priority: (*uint8)(13),
// Timestamp: (*time.Time)(0000-12-02 16:31:03 +0000 UTC),
// Hostname: (*string)((len=4) "host"),
// Appname: (*string)((len=3) "app"),
// ProcID: (*string)(<nil>),
// MsgID: (*string)(<nil>),
// Message: (*string)((len=4) "Test")
// }
// })
}
func Example_currentyear() {
i := []byte(`<13>Dec 2 16:31:03 host app: Test`)
p := NewParser(WithYear(CurrentYear{}))
m, _ := p.Parse(i)
output(m)
// Output:
// (*rfc3164.SyslogMessage)({
// Base: (syslog.Base) {
// Facility: (*uint8)(1),
// Severity: (*uint8)(5),
// Priority: (*uint8)(13),
// Timestamp: (*time.Time)(2021-12-02 16:31:03 +0000 UTC),
// Hostname: (*string)((len=4) "host"),
// Appname: (*string)((len=3) "app"),
// ProcID: (*string)(<nil>),
// MsgID: (*string)(<nil>),
// Message: (*string)((len=4) "Test")
// }
// })
}
func Example_withtimezone() {
cet, _ := time.LoadLocation("CET")
i := []byte(`<13>Jan 30 02:08:03 host app: Test`)
p := NewParser(WithTimezone(cet))
m, _ := p.Parse(i)
output(m)
// Output:
// (*rfc3164.SyslogMessage)({
// Base: (syslog.Base) {
// Facility: (*uint8)(1),
// Severity: (*uint8)(5),
// Priority: (*uint8)(13),
// Timestamp: (*time.Time)(0000-01-30 03:08:03 +0100 CET),
// Hostname: (*string)((len=4) "host"),
// Appname: (*string)((len=3) "app"),
// ProcID: (*string)(<nil>),
// MsgID: (*string)(<nil>),
// Message: (*string)((len=4) "Test")
// }
// })
}
func Example_withlocaletimezone() {
pst, _ := time.LoadLocation("America/New_York")
i := []byte(`<13>Nov 22 17:09:42 xxx kernel: [118479565.921459] EXT4-fs warning (device sda8): ext4_dx_add_entry:2006: Directory index full!`)
p := NewParser(WithLocaleTimezone(pst))
m, _ := p.Parse(i)
output(m)
// Output:
// (*rfc3164.SyslogMessage)({
// Base: (syslog.Base) {
// Facility: (*uint8)(1),
// Severity: (*uint8)(5),
// Priority: (*uint8)(13),
// Timestamp: (*time.Time)(0000-11-22 17:09:42 -0456 LMT),
// Hostname: (*string)((len=3) "xxx"),
// Appname: (*string)((len=6) "kernel"),
// ProcID: (*string)(<nil>),
// MsgID: (*string)(<nil>),
// Message: (*string)((len=95) "[118479565.921459] EXT4-fs warning (device sda8): ext4_dx_add_entry:2006: Directory index full!")
// }
// })
}
func Example_withtimezone_and_year() {
est, _ := time.LoadLocation("EST")
i := []byte(`<13>Jan 30 02:08:03 host app: Test`)
p := NewParser(WithTimezone(est), WithYear(Year{YYYY: 1987}))
m, _ := p.Parse(i)
output(m)
// Output:
// (*rfc3164.SyslogMessage)({
// Base: (syslog.Base) {
// Facility: (*uint8)(1),
// Severity: (*uint8)(5),
// Priority: (*uint8)(13),
// Timestamp: (*time.Time)(1987-01-29 21:08:03 -0500 EST),
// Hostname: (*string)((len=4) "host"),
// Appname: (*string)((len=3) "app"),
// ProcID: (*string)(<nil>),
// MsgID: (*string)(<nil>),
// Message: (*string)((len=4) "Test")
// }
// })
}
func Example_besteffort() {
i := []byte(`<13>Dec 2 16:31:03 -`)
p := NewParser(WithBestEffort())
m, _ := p.Parse(i)
output(m)
// Output:
// (*rfc3164.SyslogMessage)({
// Base: (syslog.Base) {
// Facility: (*uint8)(1),
// Severity: (*uint8)(5),
// Priority: (*uint8)(13),
// Timestamp: (*time.Time)(0000-12-02 16:31:03 +0000 UTC),
// Hostname: (*string)(<nil>),
// Appname: (*string)(<nil>),
// ProcID: (*string)(<nil>),
// MsgID: (*string)(<nil>),
// Message: (*string)(<nil>)
// }
// })
}
func Example_rfc3339timestamp() {
i := []byte(`<28>2019-12-02T16:49:23+02:00 host app[23410]: Test`)
p := NewParser(WithRFC3339())
m, _ := p.Parse(i)
output(m)
// Output:
// (*rfc3164.SyslogMessage)({
// Base: (syslog.Base) {
// Facility: (*uint8)(3),
// Severity: (*uint8)(4),
// Priority: (*uint8)(28),
// Timestamp: (*time.Time)(2019-12-02 16:49:23 +0200 +0200),
// Hostname: (*string)((len=4) "host"),
// Appname: (*string)((len=3) "app"),
// ProcID: (*string)((len=5) "23410"),
// MsgID: (*string)(<nil>),
// Message: (*string)((len=4) "Test")
// }
// })
}
func Example_stamp_also_when_rfc3339() {
i := []byte(`<28>Dec 2 16:49:23 host app[23410]: Test`)
p := NewParser(WithYear(Year{YYYY: 2019}), WithRFC3339())
m, _ := p.Parse(i)
output(m)
// Output:
// (*rfc3164.SyslogMessage)({
// Base: (syslog.Base) {
// Facility: (*uint8)(3),
// Severity: (*uint8)(4),
// Priority: (*uint8)(28),
// Timestamp: (*time.Time)(2019-12-02 16:49:23 +0000 UTC),
// Hostname: (*string)((len=4) "host"),
// Appname: (*string)((len=3) "app"),
// ProcID: (*string)((len=5) "23410"),
// MsgID: (*string)(<nil>),
// Message: (*string)((len=4) "Test")
// }
// })
}