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package syslog // import "github.com/docker/docker/daemon/logger/syslog"
import (
"net"
"reflect"
"testing"
syslog "github.com/RackSec/srslog"
)
func functionMatches(expectedFun interface{}, actualFun interface{}) bool {
return reflect.ValueOf(expectedFun).Pointer() == reflect.ValueOf(actualFun).Pointer()
}
func TestParseLogFormat(t *testing.T) {
formatter, framer, err := parseLogFormat("rfc5424", "udp")
if err != nil || !functionMatches(rfc5424formatterWithAppNameAsTag, formatter) ||
!functionMatches(syslog.DefaultFramer, framer) {
t.Fatal("Failed to parse rfc5424 format", err, formatter, framer)
}
formatter, framer, err = parseLogFormat("rfc5424", "tcp+tls")
if err != nil || !functionMatches(rfc5424formatterWithAppNameAsTag, formatter) ||
!functionMatches(syslog.RFC5425MessageLengthFramer, framer) {
t.Fatal("Failed to parse rfc5424 format", err, formatter, framer)
}
formatter, framer, err = parseLogFormat("rfc5424micro", "udp")
if err != nil || !functionMatches(rfc5424microformatterWithAppNameAsTag, formatter) ||
!functionMatches(syslog.DefaultFramer, framer) {
t.Fatal("Failed to parse rfc5424 (microsecond) format", err, formatter, framer)
}
formatter, framer, err = parseLogFormat("rfc5424micro", "tcp+tls")
if err != nil || !functionMatches(rfc5424microformatterWithAppNameAsTag, formatter) ||
!functionMatches(syslog.RFC5425MessageLengthFramer, framer) {
t.Fatal("Failed to parse rfc5424 (microsecond) format", err, formatter, framer)
}
formatter, framer, err = parseLogFormat("rfc3164", "")
if err != nil || !functionMatches(syslog.RFC3164Formatter, formatter) ||
!functionMatches(syslog.DefaultFramer, framer) {
t.Fatal("Failed to parse rfc3164 format", err, formatter, framer)
}
formatter, framer, err = parseLogFormat("", "")
if err != nil || !functionMatches(syslog.UnixFormatter, formatter) ||
!functionMatches(syslog.DefaultFramer, framer) {
t.Fatal("Failed to parse empty format", err, formatter, framer)
}
formatter, framer, err = parseLogFormat("invalid", "")
if err == nil {
t.Fatal("Failed to parse invalid format", err, formatter, framer)
}
}
func TestValidateLogOptEmpty(t *testing.T) {
emptyConfig := make(map[string]string)
if err := ValidateLogOpt(emptyConfig); err != nil {
t.Fatal("Failed to parse empty config", err)
}
}
func TestValidateSyslogAddress(t *testing.T) {
err := ValidateLogOpt(map[string]string{
"syslog-address": "this is not an uri",
})
if err == nil {
t.Fatal("Expected error with invalid uri")
}
// File exists
err = ValidateLogOpt(map[string]string{
"syslog-address": "unix:///",
})
if err != nil {
t.Fatal(err)
}
// File does not exist
err = ValidateLogOpt(map[string]string{
"syslog-address": "unix:///does_not_exist",
})
if err == nil {
t.Fatal("Expected error when address is non existing file")
}
// accepts udp and tcp URIs
err = ValidateLogOpt(map[string]string{
"syslog-address": "udp://1.2.3.4",
})
if err != nil {
t.Fatal(err)
}
err = ValidateLogOpt(map[string]string{
"syslog-address": "tcp://1.2.3.4",
})
if err != nil {
t.Fatal(err)
}
}
func TestParseAddressDefaultPort(t *testing.T) {
_, address, err := parseAddress("tcp://1.2.3.4")
if err != nil {
t.Fatal(err)
}
_, port, _ := net.SplitHostPort(address)
if port != "514" {
t.Fatalf("Expected to default to port 514. It used port %s", port)
}
}
func TestValidateSyslogFacility(t *testing.T) {
err := ValidateLogOpt(map[string]string{
"syslog-facility": "Invalid facility",
})
if err == nil {
t.Fatal("Expected error if facility level is invalid")
}
}
func TestValidateLogOptSyslogFormat(t *testing.T) {
err := ValidateLogOpt(map[string]string{
"syslog-format": "Invalid format",
})
if err == nil {
t.Fatal("Expected error if format is invalid")
}
}
func TestValidateLogOpt(t *testing.T) {
err := ValidateLogOpt(map[string]string{
"env": "http://127.0.0.1",
"env-regex": "abc",
"labels": "labelA",
"labels-regex": "def",
"syslog-address": "udp://1.2.3.4:1111",
"syslog-facility": "daemon",
"syslog-tls-ca-cert": "/etc/ca-certificates/custom/ca.pem",
"syslog-tls-cert": "/etc/ca-certificates/custom/cert.pem",
"syslog-tls-key": "/etc/ca-certificates/custom/key.pem",
"syslog-tls-skip-verify": "true",
"tag": "true",
"syslog-format": "rfc3164",
})
if err != nil {
t.Fatal(err)
}
err = ValidateLogOpt(map[string]string{
"not-supported-option": "a",
})
if err == nil {
t.Fatal("Expecting error on unsupported options")
}
}
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