func XXXTestBulkErrors(t *testing.T) {
// lets set a bad port, and hope we get a conn refused error?
c := NewTestConn()
c.Port = "27845"
defer func() {
c.Port = "9200"
}()
indexer := c.NewBulkIndexerErrors(10, 1)
indexer.Start()
errorCt := 0
go func() {
for i := 0; i < 20; i++ {
date := time.Unix(1257894000, 0)
data := map[string]interface{}{"name": "smurfs", "age": 22, "date": time.Unix(1257894000, 0)}
indexer.Index("users", "user", strconv.Itoa(i), "", &date, data, true)
}
}()
var errBuf *ErrorBuffer
for errBuf = range indexer.ErrorChannel {
errorCt++
break
}
if errBuf.Buf.Len() > 0 {
gou.Debug(errBuf.Err)
}
assert.T(t, errorCt > 0, fmt.Sprintf("ErrorCt should be > 0 %d", errorCt))
indexer.Stop()
}
// Fluentd format [date source jsonmessage] parser
func FluentdFormatter(logstashType string, tags []string) LineTransform {
return func(d *LineEvent) *Event {
//2012-11-22 05:07:51 +0000 lio.home.ubuntu.log.collect.log.vm2: {"message":"runtime error: close of closed channel"}
if lineParts := bytes.SplitN(d.Data, []byte{':', ' '}, 2); len(lineParts) > 1 {
if len(lineParts[0]) > 26 {
u.Debug("%s %s\n", string(lineParts[0]), string(lineParts[1]))
bsrc := lineParts[0][26:]
bdate := lineParts[0][0:25]
var msg map[string]interface{}
if err := json.Unmarshal(lineParts[1], &msg); err == nil {
if t, err := time.Parse("2006-01-02 15:04:05 -0700", string(bdate)); err == nil {
evt := NewTsEvent(logstashType, string(bsrc), "", t)
if msgi, ok := msg["message"]; ok {
if msgS, ok := msgi.(string); ok {
evt.Message = msgS
delete(msg, "message")
}
}
evt.Tags = tags
evt.Fields = msg
return evt
} else {
u.Debug("%v", err)
return NewEvent(logstashType, string(bsrc), string(lineParts[1]))
}
} else {
u.Warn("bad message? %v", err)
}
}
}
return nil
}
}
func TestBulkErrors(t *testing.T) {
// lets set a bad port, and hope we get a connection refused error?
api.Port = "27845"
defer func() {
api.Port = "9200"
}()
BulkDelaySeconds = 1
indexer := NewBulkIndexerErrors(10, 1)
done := make(chan bool)
indexer.Run(done)
errorCt := 0
go func() {
for i := 0; i < 20; i++ {
date := time.Unix(1257894000, 0)
data := map[string]interface{}{"name": "smurfs", "age": 22, "date": time.Unix(1257894000, 0)}
indexer.Index("users", "user", strconv.Itoa(i), "", &date, data)
}
}()
for errBuf := range indexer.ErrorChannel {
errorCt++
gou.Debug(errBuf.Err)
break
}
assert.T(t, errorCt > 0, fmt.Sprintf("ErrorCt should be > 0 %d", errorCt))
done <- true
}
func MakeCustomHandler(msgsOut chan *LineEvent) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
qs := r.URL.Query()
stream := qs.Get("stream")
if len(stream) < 1 {
stream = qs.Get(":stream")
if len(stream) < 1 {
io.WriteString(w, "Requires a 'stream' qs param ")
return
} else {
qs.Del(":stream")
}
}
var data []byte
var err error
if r.Body != nil {
data, err = ioutil.ReadAll(r.Body)
defer r.Body.Close()
if err != nil {
u.Log(u.ERROR, err.Error())
io.WriteString(w, "Requires valid monit parse")
return
}
} else {
data = []byte(qs.Encode())
}
u.Debug(stream, string(data))
//u.Error("Not implemented")
msgsOut <- &LineEvent{Data: data, Source: stream}
}
}
func verifyTokenTypes(t *testing.T, sql string, tt []TokenType) {
l := NewSqlLexer(sql)
u.Debug(sql)
for _, tokenType := range tt {
tok := l.NextToken()
//u.Infof("%#v expects:%v", tok, tokenType)
assert.Equalf(t, tok.T, tokenType, "want='%v' has %v ", tokenType, tok.T)
}
}
// First keyword was SELECT, so use the SELECT parser rule-set
func (m *FilterQLParser) parseSelect() (*FilterStatement, error) {
req := NewFilterStatement()
req.Raw = m.l.RawInput()
m.Next() // Consume the SELECT
if m.Cur().T != lex.TokenStar && m.Cur().T != lex.TokenMultiply {
u.Warnf("token? %v", m.Cur())
return nil, fmt.Errorf("Must use SELECT * currently %s", req.Raw)
}
m.Next() // Consume *
// OPTIONAL From clause
if m.Cur().T == lex.TokenFrom {
m.Next()
if m.Cur().T == lex.TokenIdentity || m.Cur().T == lex.TokenTable {
req.From = m.Cur().V
m.Next()
}
}
if m.Cur().T != lex.TokenWhere {
return nil, fmt.Errorf("Must use SELECT * FROM [table] WHERE: %s", req.Raw)
}
req.Keyword = m.Cur().T
m.Next() // Consume WHERE
// one top level filter which may be nested
if err := m.parseWhereExpr(req); err != nil {
u.Debug(err)
return nil, err
}
// LIMIT
if err := m.parseLimit(req); err != nil {
return nil, err
}
// ALIAS
if err := m.parseAlias(req); err != nil {
return nil, err
}
if m.Cur().T == lex.TokenEOF || m.Cur().T == lex.TokenEOS || m.Cur().T == lex.TokenRightParenthesis {
// if err := req.Finalize(); err != nil {
// u.Errorf("Could not finalize: %v", err)
// return nil, err
// }
// we are good
return req, nil
}
u.Warnf("Could not complete parsing, return error: %v %v", m.Cur(), m.l.PeekWord())
return nil, fmt.Errorf("Did not complete parsing input: %v", m.LexTokenPager.Cur().V)
}
// We need to be able to re-write queries, as we during joins we have
// to re-write query that we are going to send to a single data source
func TestToSql(t *testing.T) {
for _, sqlStrIn := range sqlStrings {
u.Debug("parsing next one ", sqlStrIn)
stmt1 := parseOrPanic(t, sqlStrIn)
sqlSel1 := stmt1.(*SqlSelect)
sqlRt := sqlSel1.StringAST()
u.Warnf("About to parse roundtrip \n%v", sqlRt)
stmt2 := parseOrPanic(t, sqlRt)
compareAst(t, stmt1, stmt2)
}
}
// sends messages from stdin for consumption
func StdinPruducer(msgChan chan *LineEvent) {
b := bufio.NewReader(os.Stdin)
lineHandler := MakeFileFlattener("stdin", msgChan)
u.Debug("reading from stdin with lines defined by newline")
for {
if s, e := b.ReadString('\n'); e == nil {
//u.Info(s)
lineHandler(s)
} else if e == io.EOF {
return
}
}
}
// parse the request
func (m *Parser) parse() (*Ast, error) {
comment := m.initialComment()
u.Debug(comment)
// Now, find First Keyword
switch m.curToken.T {
case lex.TokenSelect:
m.initialKeyword = m.curToken
return m.parseSelect(comment)
default:
return nil, fmt.Errorf("Unrecognized query, expected [SELECT] influx ql")
}
u.Warnf("Whoops, that didn't work: \n%v \n\t%v", m.curToken, m.qryText)
return nil, fmt.Errorf("Unkwown error on request")
}
func TestBulkUpdate(t *testing.T) {
InitTests(true)
api.Port = "9200"
indexer := NewBulkIndexer(3)
indexer.BulkSendor = func(buf *bytes.Buffer) error {
messageSets += 1
totalBytesSent += buf.Len()
buffers = append(buffers, buf)
gou.Debug(string(buf.Bytes()))
return BulkSend(buf)
}
done := make(chan bool)
indexer.Run(done)
date := time.Unix(1257894000, 0)
user := map[string]interface{}{
"name": "smurfs", "age": 22, "date": time.Unix(1257894000, 0), "count": 1,
}
// Lets make sure the data is in the index ...
_, err := Index(true, "users", "user", "5", user)
// script and params
data := map[string]interface{}{
"script": "ctx._source.count += 2",
}
err = indexer.Update("users", "user", "5", "", &date, data)
// So here's the deal. Flushing does seem to work, you just have to give the
// channel a moment to recieve the message ...
// <- time.After(time.Millisecond * 20)
// indexer.Flush()
done <- true
WaitFor(func() bool {
return len(buffers) > 0
}, 5)
assert.T(t, BulkErrorCt == 0 && err == nil, fmt.Sprintf("Should not have any errors %v", err))
response, err := Get(true, "users", "user", "5")
assert.T(t, err == nil, fmt.Sprintf("Should not have any errors %v", err))
newCount := response.Source.(map[string]interface{})["count"]
assert.T(t, newCount.(float64) == 3,
fmt.Sprintf("Should have update count: %#v ... %#v", response.Source.(map[string]interface{})["count"], response))
}
// Initial Creation of this repo
func (s *Git) Clone(d *Dep) error {
if !d.exists {
// new, initial clone?
// [email protected]:lytics/cache.git
parts := strings.Split(d.Src, "/")
// 0: github.com 1:lytics 2:cache
if len(parts) < 2 {
return fmt.Errorf("Invalid src? %s", d.Src)
}
gitPath := fmt.Sprintf("git@%s:%s/%s.git", parts[0], parts[1], parts[2])
u.Warnf("cloning src? %s", gitPath)
cmdgit := exec.Command("git", "clone", gitPath)
cmdgit.Dir = d.ParentDir()
out, err := cmdgit.Output()
u.Debug(string(out), err)
return err
}
return nil
}
func (d Dependencies) checkClean(allowNonClean bool) bool {
var wg sync.WaitGroup
hasErrors := false
for _, dep := range d {
wg.Add(1)
go func(depIn *Dep) {
depIn.createPath()
// generally we are going to force clean on all directories unless overridden
if !allowNonClean {
if !depIn.Clean() {
u.Debug(depIn)
hasErrors = true
}
}
wg.Done()
}(dep)
}
wg.Wait()
return hasErrors
}
func TailFile(filename string, config tail.Config, done chan bool, msgChan chan *LineEvent) {
u.Debug("Watching file ", filename, config)
t, err := tail.TailFile(filename, config)
if err != nil {
u.Error(err)
return
}
//defer func() { done <- true }()
lineHandler := MakeFileFlattener(filename, msgChan)
for line := range t.Lines {
lineHandler(line.Text)
}
err = t.Wait()
if err != nil {
u.Error(err)
}
if err := t.Stop(); err != nil {
u.Info(err)
}
}
func TestBulkIndexerBasic(t *testing.T) {
InitTests(true)
indexer := NewBulkIndexer(3)
indexer.BulkSendor = func(buf *bytes.Buffer) error {
messageSets += 1
totalBytesSent += buf.Len()
buffers = append(buffers, buf)
gou.Debug(string(buf.Bytes()))
return BulkSend(buf)
}
done := make(chan bool)
indexer.Run(done)
date := time.Unix(1257894000, 0)
data := map[string]interface{}{"name": "smurfs", "age": 22, "date": time.Unix(1257894000, 0)}
err := indexer.Index("users", "user", "1", "", &date, data)
WaitFor(func() bool {
return len(buffers) > 0
}, 5)
// part of request is url, so lets factor that in
//totalBytesSent = totalBytesSent - len(*eshost)
assert.T(t, len(buffers) == 1, fmt.Sprintf("Should have sent one operation but was %d", len(buffers)))
assert.T(t, BulkErrorCt == 0 && err == nil, fmt.Sprintf("Should not have any errors %v", err))
assert.T(t, totalBytesSent == 145, fmt.Sprintf("Should have sent 135 bytes but was %v", totalBytesSent))
err = indexer.Index("users", "user", "2", "", nil, data)
<-time.After(time.Millisecond * 10) // we need to wait for doc to hit send channel
// this will test to ensure that Flush actually catches a doc
indexer.Flush()
totalBytesSent = totalBytesSent - len(*eshost)
assert.T(t, err == nil, fmt.Sprintf("Should have nil error =%v", err))
assert.T(t, len(buffers) == 2, fmt.Sprintf("Should have another buffer ct=%d", len(buffers)))
assert.T(t, BulkErrorCt == 0, fmt.Sprintf("Should not have any errors %d", BulkErrorCt))
assert.T(t, CloseInt(totalBytesSent, 257), fmt.Sprintf("Should have sent 257 bytes but was %v", totalBytesSent))
done <- true
}
// First keyword was SELECT, so use the SELECT parser rule-set
func (m *Sqlbridge) parseSqlSelect() (*SqlSelect, error) {
req := NewSqlSelect()
req.Raw = m.l.RawInput()
m.Next() // Consume Select?
// Optional DISTINCT keyword always immediately after SELECT KW
if m.Cur().T == lex.TokenDistinct {
m.Next()
req.Distinct = true
}
// columns
//if m.Cur().T != lex.TokenStar {
if err := parseColumns(m, m.funcs, m.buildVm, req); err != nil {
u.Debug(err)
return nil, err
}
// } else if err := m.parseSelectStar(req); err != nil {
// u.Debug(err)
// return nil, err
// }
//u.Debugf("cur? %v", m.Cur())
// select @@myvar limit 1
if m.Cur().T == lex.TokenLimit {
if err := m.parseLimit(req); err != nil {
return req, nil
}
if m.isEnd() {
return req, nil
}
}
// SPECIAL END CASE for simple selects
// SELECT last_insert_id();
if m.Cur().T == lex.TokenEOS || m.Cur().T == lex.TokenEOF {
// valid end
return req, nil
}
// INTO
if errreq := m.parseInto(req); errreq != nil {
return nil, errreq
}
// FROM
if errreq := m.parseSources(req); errreq != nil {
return nil, errreq
}
// WHERE
if errreq := m.parseWhereSelect(req); errreq != nil {
return nil, errreq
}
// GROUP BY
//u.Debugf("GroupBy? : %v", m.Cur())
if errreq := m.parseGroupBy(req); errreq != nil {
return nil, errreq
}
// HAVING
//u.Debugf("Having? : %v", m.Cur())
if errreq := m.parseHaving(req); errreq != nil {
return nil, errreq
}
// ORDER BY
//u.Debugf("OrderBy? : %v", m.Cur())
if errreq := m.parseOrderBy(req); errreq != nil {
return nil, errreq
}
// LIMIT
if err := m.parseLimit(req); err != nil {
return nil, err
}
// WITH
with, err := ParseWith(m.SqlTokenPager)
if err != nil {
return nil, err
}
req.With = with
// ALIAS
if err := m.parseAlias(req); err != nil {
return nil, err
}
if m.Cur().T == lex.TokenEOF || m.Cur().T == lex.TokenEOS || m.Cur().T == lex.TokenRightParenthesis {
if err := req.Finalize(); err != nil {
u.Errorf("Could not finalize: %v", err)
return nil, err
}
// we are good
return req, nil
}
u.Warnf("Could not complete parsing, return error: %v %v", m.Cur(), m.l.PeekWord())
return nil, fmt.Errorf("Did not complete parsing input: %v", m.LexTokenPager.Cur().V)
}
func TestSearchFacetOne(t *testing.T) {
/*
A faceted search for what "type" of events there are
- since we are not specifying an elasticsearch type it searches all ()
{
"terms" : {
"_type" : "terms",
"missing" : 0,
"total" : 7561,
"other" : 0,
"terms" : [ {
"term" : "pushevent",
"count" : 4185
}, {
"term" : "createevent",
"count" : 786
}.....]
}
}
*/
qry := Search("github").Pretty().Facet(
Facet().Fields("type").Size("25"),
).Query(
Query().All(),
).Size("1")
out, err := qry.Result()
//log.Println(string(out.Facets))
u.Debug(out)
u.Assert(out != nil && err == nil, t, "Should have output")
if out == nil {
t.Fail()
return
}
h := u.NewJsonHelper(out.Facets)
u.Assert(h.Int("type.total") == 8084, t, "Should have 8084 results %v", h.Int("type.total"))
u.Assert(len(h.List("type.terms")) == 16, t, "Should have 16 event types, %v", len(h.List("type.terms")))
// Now, lets try changing size to 10
qry.FacetVal.Size("10")
out, err = qry.Result()
h = u.NewJsonHelper(out.Facets)
// still same doc count
u.Assert(h.Int("type.total") == 8084, t, "Should have 8084 results %v", h.Int("type.total"))
// make sure size worked
u.Assert(len(h.List("type.terms")) == 10, t, "Should have 10 event types, %v", len(h.List("type.terms")))
// now, lets add a type (out of the 16)
out, _ = Search("github").Type("IssueCommentEvent").Pretty().Facet(
Facet().Fields("type").Size("25"),
).Query(
Query().All(),
).Result()
h = u.NewJsonHelper(out.Facets)
//log.Println(string(out.Facets))
// still same doc count
u.Assert(h.Int("type.total") == 685, t, "Should have 685 results %v", h.Int("type.total"))
// we should only have one facettype because we limited to one type
u.Assert(len(h.List("type.terms")) == 1, t, "Should have 1 event types, %v", len(h.List("type.terms")))
// now, add a second type (chained)
out, _ = Search("github").Type("IssueCommentEvent").Type("PushEvent").Pretty().Facet(
Facet().Fields("type").Size("25"),
).Query(
Query().All(),
).Result()
h = u.NewJsonHelper(out.Facets)
//log.Println(string(out.Facets))
// still same doc count
u.Assert(h.Int("type.total") == 4941, t, "Should have 4941 results %v", h.Int("type.total"))
// make sure we now have 2 types
u.Assert(len(h.List("type.terms")) == 2, t, "Should have 2 event types, %v", len(h.List("type.terms")))
//and instead of faceting on type, facet on userid
// now, add a second type (chained)
out, _ = Search("github").Type("IssueCommentEvent,PushEvent").Pretty().Facet(
Facet().Fields("actor").Size("500"),
).Query(
Query().All(),
).Result()
h = u.NewJsonHelper(out.Facets)
// still same doc count
u.Assert(h.Int("actor.total") == 5158, t, "Should have 5158 results %v", h.Int("actor.total"))
// make sure size worked
u.Assert(len(h.List("actor.terms")) == 500, t, "Should have 500 users, %v", len(h.List("actor.terms")))
}
// First keyword was SELECT, so use the SELECT parser rule-set
func (m *Sqlbridge) parseSqlSelect() (*SqlSelect, error) {
req := NewSqlSelect()
req.Raw = m.l.RawInput()
m.Next() // Consume Select?
// columns
if m.Cur().T != lex.TokenStar {
if err := m.parseColumns(req); err != nil {
u.Debug(err)
return nil, err
}
} else if err := m.parseSelectStar(req); err != nil {
u.Debug(err)
return nil, err
}
//u.Debugf("cur? %v", m.Cur())
// select @@myvar limit 1
if m.Cur().T == lex.TokenLimit {
if err := m.parseLimit(req); err != nil {
return req, nil
}
if m.isEnd() {
return req, nil
}
}
// SPECIAL END CASE for simple selects
// SELECT last_insert_id();
if m.Cur().T == lex.TokenEOS || m.Cur().T == lex.TokenEOF {
// valid end
return req, nil
}
// INTO
//u.Debugf("token: %v", m.Cur())
if errreq := m.parseInto(req); errreq != nil {
return nil, errreq
}
// FROM
//u.Debugf("token: %v", m.Cur())
if errreq := m.parseTableReference(req); errreq != nil {
return nil, errreq
}
// WHERE
//u.Debugf("where? %v", m.Cur())
if errreq := m.parseWhereSelect(req); errreq != nil {
return nil, errreq
}
// GROUP BY
//u.Debugf("GroupBy? : %v", m.Cur())
if errreq := m.parseGroupBy(req); errreq != nil {
return nil, errreq
}
// HAVING
//u.Debugf("Having? : %v", m.Cur())
if errreq := m.parseHaving(req); errreq != nil {
return nil, errreq
}
// ORDER BY
//u.Debugf("OrderBy? : %v", m.Cur())
if errreq := m.parseOrderBy(req); errreq != nil {
return nil, errreq
}
// LIMIT
if err := m.parseLimit(req); err != nil {
return nil, err
}
// WITH
if err := m.parseWith(req); err != nil {
return nil, err
}
// ALIAS
if err := m.parseAlias(req); err != nil {
return nil, err
}
if m.Cur().T == lex.TokenEOF || m.Cur().T == lex.TokenEOS || m.Cur().T == lex.TokenRightParenthesis {
if err := req.Finalize(); err != nil {
u.Errorf("Could not finalize: %v", err)
return nil, err
}
// we are good
return req, nil
}
u.Warnf("Could not complete parsing, return error: %v %v", m.Cur(), m.l.PeekWord())
return nil, fmt.Errorf("Did not complete parsing input: %v", m.LexTokenPager.Cur().V)
}
func main() {
flag.Parse()
u.SetupLogging(logLevel)
u.SetColorIfTerminal() // this doesn't work if reading stdin
if colorize {
u.SetColorOutput()
}
done := make(chan bool)
esHostName = cleanEsHost(esHostName)
// if we have note specified tail files, then assume stdin
if len(flag.Args()) == 0 && source == "tail" {
source = "stdin"
}
u.Debugf("LOGES: filters=%s es=%s argct=:%d source=%v ll=%s args=%v",
filters, esHostName, len(flag.Args()), source, logLevel, flag.Args())
// Setup output first, to ensure its ready when Source starts
// TODO: suuport multiple outputs?
switch output {
case "elasticsearch":
// update the Logstash date for the index occasionally
go loges.UpdateLogstashIndex()
// start an elasticsearch bulk worker, for sending to elasticsearch
go loges.ToElasticSearch(msgChan, "golog", esHostName, ttl, exitIfNoMsgsDur, metricsToEs)
case "stdout":
u.Debug("setting output to stdout ", colorize)
go loges.ToStdout(msgChan, colorize)
default:
Usage()
os.Exit(1)
}
// TODO: implement metrics out
for _, metOut := range strings.Split(metricsOut, ",") {
switch metOut {
case "influxdb":
// todo
case "graphite":
u.Infof("Registering Graphite Transform: host=%s prefix=%s", graphiteHost, graphitePrefix)
loges.TransformRegister(loges.GraphiteTransform(logType, graphiteHost, graphitePrefix, true))
}
}
// now set up the transforms/filters
for _, filter := range strings.Split(filters, ",") {
switch filter {
case "stdfiles":
loges.TransformRegister(loges.FileFormatter(logType, nil))
case "fluentd":
loges.TransformRegister(loges.FluentdFormatter(logType, nil))
case "kafka":
// TODO, finish conversion to sarama
//loges.TransformRegister(kafka.KafkaFormatter)
}
}
for _, sourceInput := range strings.Split(source, ",") {
u.Warnf("source = %v", sourceInput)
switch sourceInput {
case "tail":
for _, filename := range flag.Args() {
tailDone := make(chan bool)
go loges.TailFile(filename, tail.Config{Follow: true, ReOpen: true}, tailDone, msgChan)
}
case "http":
go loges.HttpRun(httpPort, msgChan)
//case "kafka":
// go kafka.RunKafkaConsumer(msgChan, partitionstr, topic, kafkaHost, offset, maxMsgCt, maxSize)
case "stdin":
go loges.StdinPruducer(msgChan)
default:
u.Error(sourceInput)
println("No input set, required")
Usage()
os.Exit(1)
}
}
u.Warn("end of main startup, until done")
<-done
}
func TestSqlDbConnFailure(t *testing.T) {
// Where Statement on join on column (o.item_count) that isn't in query
sqlText := `
SELECT
u.user_id, o.item_id, u.reg_date, u.email, o.price, o.order_date
FROM users AS u
INNER JOIN orders AS o
ON u.user_id = o.user_id
WHERE o.price > 10;
`
db, err := sql.Open("qlbridge", "mockcsv")
assert.Tf(t, err == nil, "no error: %v", err)
assert.Tf(t, db != nil, "has conn: %v", db)
defer func() {
if err := db.Close(); err != nil {
t.Fatalf("Should not error on close: %v", err)
}
}()
rows, err := db.Query(sqlText)
assert.Tf(t, err == nil, "no error: %v", err)
assert.Tf(t, rows != nil, "has results: %v", rows)
cols, err := rows.Columns()
assert.Tf(t, err == nil, "no error: %v", err)
assert.Tf(t, len(cols) == 6, "6 cols: %v", cols)
userOrders := make([]userorder, 0)
for rows.Next() {
var uo userorder
err = rows.Scan(&uo.UserId, &uo.ItemId, &uo.RegDate, &uo.Email, &uo.Price, &uo.OrderDate)
assert.Tf(t, err == nil, "no error: %v", err)
//u.Debugf("userorder=%+v", uo)
userOrders = append(userOrders, uo)
}
assert.Tf(t, rows.Err() == nil, "no error: %v", err)
assert.Tf(t, len(userOrders) == 2, "want 2 userOrders row: %+v", userOrders)
uo1 := userOrders[0]
assert.Tf(t, uo1.Email == "*****@*****.**", "%#v", uo1)
assert.Tf(t, uo1.Price == 22.5, "? %#v", uo1)
rows.Close()
u.Debug("end 1\n\n\n")
//return
// Return same query, was failing for some reason?
sqlText = `
SELECT
u.user_id, o.item_id, u.reg_date, u.email, o.price, o.order_date
FROM users AS u
INNER JOIN orders AS o
ON u.user_id = o.user_id
WHERE o.price > 10;
`
rows2, err := db.Query(sqlText)
assert.Tf(t, err == nil, "no error: %v", err)
assert.Tf(t, rows2 != nil, "has results: %v", rows2)
cols, err = rows2.Columns()
assert.Tf(t, err == nil, "no error: %v", err)
assert.Tf(t, len(cols) == 6, "6 cols: %v", cols)
userOrders = make([]userorder, 0)
for rows2.Next() {
var uo userorder
err = rows2.Scan(&uo.UserId, &uo.ItemId, &uo.RegDate, &uo.Email, &uo.Price, &uo.OrderDate)
assert.Tf(t, err == nil, "no error: %v", err)
//u.Debugf("userorder=%+v", uo)
userOrders = append(userOrders, uo)
}
assert.Tf(t, rows2.Err() == nil, "no error: %v", err)
assert.Tf(t, len(userOrders) == 2, "want 2 userOrders row: %+v", userOrders)
uo1 = userOrders[0]
assert.Tf(t, uo1.Email == "*****@*****.**", "%#v", uo1)
assert.Tf(t, uo1.Price == 22.5, "? %#v", uo1)
rows2.Close()
}
func RunTestsRecursively(rootDir, dirName string, conf *Conf) []string {
if strings.Contains(dirName, "trash") {
return nil
}
// Standard go tools skip files/dirs prefixed with _
if strings.HasPrefix(path.Base(dirName), "_") {
return nil
}
// Skip this directory if the user requested that we skip it
stat, err := os.Stat(dirName)
quitIfErr(err)
for _, skipDir := range conf.skipDirs {
if os.SameFile(stat, skipDir) {
gou.Debugf("skipping directory %s as requested", dirName)
return []string{}
}
}
// Skip this directory if the user entered a .alltestignore file
_, err = os.Stat(path.Join(dirName, ".alltestignore"))
if err == nil {
// If err == nil that means we found a file, thus should bail
gou.Debugf("skipping directory %s as requested due to ignore file", dirName)
return []string{}
}
infos, err := ioutil.ReadDir(dirName)
quitIfErr(err)
failures := []string{}
anyTestsInDir := false
anyGoSrcsInDir := false
for _, info := range infos {
if info.IsDir() {
// Recursively run the tests in each subdirectory
subDirName := path.Join(dirName, info.Name())
failedSubDirs := RunTestsRecursively(rootDir, subDirName, conf)
failures = append(failures, failedSubDirs...)
} else if isTestFile(info) {
anyTestsInDir = true
} else if isGoFile(info) {
anyGoSrcsInDir = true
}
}
goRunOpts := []string{"test"}
// Run "go test" in this directory if it has any tests
if anyTestsInDir && !conf.buildOnly {
if conf.short {
goRunOpts = append(goRunOpts, "-short")
}
if conf.race {
goRunOpts = append(goRunOpts, "-race")
}
if conf.veryVerbose {
goRunOpts = append(goRunOpts, "-v")
}
} else if anyGoSrcsInDir {
goRunOpts = []string{"build"}
} else {
return failures
}
err = os.Chdir(dirName)
quitIfErr(err)
var bytes []byte
if conf.veryVerbose {
bytes, err = exec.Command("go", goRunOpts...).CombinedOutput() // combined means stderr & stdout
} else {
bytes, err = exec.Command("go", goRunOpts...).Output()
}
if len(bytes) > 0 && bytes[len(bytes)-1] == '\n' {
// lets get rid of last new line at end of this
bytes = bytes[0 : len(bytes)-1]
}
thisDirPath := strings.Replace(dirName, rootDir, "", -1)
if err != nil {
if len(bytes) > 0 {
gou.Errorf(string(bytes))
}
gou.Errorf(`Failed in directory: "%s"`, thisDirPath)
failures = append(failures, thisDirPath)
} else {
if conf.verbose && len(bytes) > 0 {
gou.Debug(string(bytes))
//gou.Infof(`Success in directory: "%s"`, thisDirPath)
}
}
return failures
}
func TransformRegister(txform LineTransform) {
u.Debug("setting foramtter")
transforms = append(transforms, txform)
}
// First keyword was SELECT, so use the SELECT parser rule-set
func (m *filterQLParser) parseSelect() (*FilterSelect, error) {
req := &FilterSelect{FilterStatement: &FilterStatement{}}
m.fs = req.FilterStatement
req.Raw = m.l.RawInput()
req.Description = m.comment
m.Next() // Consume Select
if err := parseColumns(m, nil, m.buildVm, req); err != nil {
u.Debug(err)
return nil, err
}
// OPTIONAL From clause
if m.Cur().T == lex.TokenFrom {
m.Next()
if m.Cur().T == lex.TokenIdentity || m.Cur().T == lex.TokenTable {
req.From = m.Next().V
} else {
return nil, fmt.Errorf("Expected FROM <identity> got %v", m.Cur())
}
}
switch t := m.Next().T; t {
case lex.TokenWhere:
// one top level filter which may be nested
if err := m.parseWhereExpr(req); err != nil {
u.Debug(err)
return nil, err
}
case lex.TokenFilter:
//u.Warnf("starting filter %s", req.Raw)
// one top level filter which may be nested
filter, err := m.parseFirstFilters()
if err != nil {
u.Warnf("Could not parse filters %q err=%v", req.Raw, err)
return nil, err
}
req.Filter = filter
default:
return nil, fmt.Errorf("expected SELECT * FROM <table> { <WHERE> | <FILTER> } but got %v instead of WHERE/FILTER", t)
}
m.discardNewLines()
// LIMIT
if limit, err := m.parseLimit(); err != nil {
return nil, err
} else {
req.Limit = limit
}
// WITH
with, err := ParseWith(m)
if err != nil {
return nil, err
}
req.With = with
// ALIAS
if alias, err := m.parseAlias(); err != nil {
return nil, err
} else {
req.Alias = alias
}
if m.Cur().T == lex.TokenEOF || m.Cur().T == lex.TokenEOS || m.Cur().T == lex.TokenRightParenthesis {
return req, nil
}
u.Warnf("Could not complete parsing, return error: %v %v", m.Cur(), m.l.PeekWord())
return nil, fmt.Errorf("Did not complete parsing input: %v", m.LexTokenPager.Cur().V)
}
func (m *FilterQLParser) parseFilters() (*Filters, error) {
var fe *FilterExpr
var filters *Filters
switch m.Cur().T {
case lex.TokenLogicAnd, lex.TokenAnd, lex.TokenOr, lex.TokenLogicOr:
// fine, we have nested parent expression (AND | OR)
filters = NewFilters(m.Cur())
m.Next()
default:
//return nil, fmt.Errorf("Expected ( AND | OR ) but got %v", m.Cur())
filters = NewFilters(lex.Token{T: lex.TokenLogicAnd})
}
for {
u.Debug(m.Cur())
switch m.Cur().T {
case lex.TokenAnd, lex.TokenOr, lex.TokenLogicAnd, lex.TokenLogicOr:
innerf, err := m.parseFilters()
if err != nil {
return nil, err
}
fe = NewFilterExpr()
fe.Filter = innerf
filters.Filters = append(filters.Filters, fe)
case lex.TokenInclude:
// embed/include a named filter
m.Next()
if m.Cur().T != lex.TokenIdentity {
return nil, fmt.Errorf("Expected identity for Include but got %v", m.Cur())
}
fe = NewFilterExpr()
fe.Include = m.Cur().V
m.Next()
filters.Filters = append(filters.Filters, fe)
continue
case lex.TokenLeftParenthesis:
m.Next()
continue
case lex.TokenUdfExpr:
// we have a udf/functional expression filter
fe = NewFilterExpr()
filters.Filters = append(filters.Filters, fe)
tree := NewTree(m.FilterTokenPager)
if err := m.parseNode(tree); err != nil {
u.Errorf("could not parse: %v", err)
return nil, err
}
fe.Expr = tree.Root
case lex.TokenNegate, lex.TokenIdentity, lex.TokenLike, lex.TokenExists, lex.TokenBetween,
lex.TokenIN, lex.TokenValue:
fe = NewFilterExpr()
filters.Filters = append(filters.Filters, fe)
tree := NewTree(m.FilterTokenPager)
if err := m.parseNode(tree); err != nil {
u.Errorf("could not parse: %v", err)
return nil, err
}
fe.Expr = tree.Root
}
//u.Debugf("after filter start?: %v ", m.Cur())
// since we can loop inside switch statement
switch m.Cur().T {
case lex.TokenLimit, lex.TokenEOS, lex.TokenEOF:
return filters, nil
case lex.TokenCommentSingleLine, lex.TokenCommentStart, lex.TokenCommentSlashes, lex.TokenComment,
lex.TokenCommentEnd:
// should we save this into filter?
case lex.TokenRightParenthesis:
// end of this filter expression
m.Next()
return filters, nil
case lex.TokenComma:
// keep looping, looking for more expressions
default:
return nil, fmt.Errorf("expected column but got: %v", m.Cur().String())
}
m.Next()
}
//u.Debugf("filters: %d", len(filters.Filters))
return filters, nil
}
func main() {
gou.SetLogger(log.New(os.Stderr, "", log.Ltime|log.Lshortfile), "debug")
gou.Debug("hello")
}