Golang influxdb.IsClientError函數代碼示例

本文整理匯總了Golang中github.com/influxdb/influxdb.IsClientError函數的典型用法代碼示例。如果您正苦於以下問題：Golang IsClientError函數的具體用法？Golang IsClientError怎麽用？Golang IsClientError使用的例子？那麽, 這裏精選的函數代碼示例或許可以為您提供幫助。

在下文中一共展示了IsClientError函數的5個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Golang代碼示例。

示例1: serveWriteJSON

// serveWriteJSON receives incoming series data in JSON and writes it to the database.
func (h *Handler) serveWriteJSON(w http.ResponseWriter, r *http.Request, body []byte, user *meta.UserInfo) {
	var bp client.BatchPoints
	var dec *json.Decoder

	dec = json.NewDecoder(bytes.NewReader(body))

	if err := dec.Decode(&bp); err != nil {
		if err.Error() == "EOF" {
			w.WriteHeader(http.StatusOK)
			return
		}
		resultError(w, influxql.Result{Err: err}, http.StatusBadRequest)
		return
	}

	if bp.Database == "" {
		resultError(w, influxql.Result{Err: fmt.Errorf("database is required")}, http.StatusBadRequest)
		return
	}

	if di, err := h.MetaStore.Database(bp.Database); err != nil {
		resultError(w, influxql.Result{Err: fmt.Errorf("metastore database error: %s", err)}, http.StatusInternalServerError)
		return
	} else if di == nil {
		resultError(w, influxql.Result{Err: fmt.Errorf("database not found: %q", bp.Database)}, http.StatusNotFound)
		return
	}

	if h.requireAuthentication && user == nil {
		resultError(w, influxql.Result{Err: fmt.Errorf("user is required to write to database %q", bp.Database)}, http.StatusUnauthorized)
		return
	}

	if h.requireAuthentication && !user.Authorize(influxql.WritePrivilege, bp.Database) {
		resultError(w, influxql.Result{Err: fmt.Errorf("%q user is not authorized to write to database %q", user.Name, bp.Database)}, http.StatusUnauthorized)
		return
	}

	points, err := NormalizeBatchPoints(bp)
	if err != nil {
		resultError(w, influxql.Result{Err: err}, http.StatusBadRequest)
		return
	}

	// Convert the json batch struct to a points writer struct
	if err := h.PointsWriter.WritePoints(&cluster.WritePointsRequest{
		Database:         bp.Database,
		RetentionPolicy:  bp.RetentionPolicy,
		ConsistencyLevel: cluster.ConsistencyLevelOne,
		Points:           points,
	}); influxdb.IsClientError(err) {
		resultError(w, influxql.Result{Err: err}, http.StatusBadRequest)
		return
	} else if err != nil {
		resultError(w, influxql.Result{Err: err}, http.StatusInternalServerError)
		return
	}

	w.WriteHeader(http.StatusNoContent)
}

開發者ID:rnubel，項目名稱:influxdb，代碼行數:61，代碼來源:handler.go

示例2: serveWriteLine

// serveWriteLine receives incoming series data in line protocol format and writes it to the database.
func (h *Handler) serveWriteLine(w http.ResponseWriter, r *http.Request, body []byte, user *meta.UserInfo) {
	// Some clients may not set the content-type header appropriately and send JSON with a non-json
	// content-type.  If the body looks JSON, try to handle it as as JSON instead
	if len(body) > 0 {
		var i int
		for {
			// JSON requests must start w/ an opening bracket
			if body[i] == '{' {
				h.serveWriteJSON(w, r, body, user)
				return
			}

			// check that the byte is in the standard ascii code range
			if body[i] > 32 || i >= len(body)-1 {
				break
			}
			i++
		}
	}

	precision := r.FormValue("precision")
	if precision == "" {
		precision = "n"
	}

	points, parseError := models.ParsePointsWithPrecision(body, time.Now().UTC(), precision)
	// Not points parsed correctly so return the error now
	if parseError != nil && len(points) == 0 {
		if parseError.Error() == "EOF" {
			w.WriteHeader(http.StatusOK)
			return
		}
		resultError(w, influxql.Result{Err: parseError}, http.StatusBadRequest)
		return
	}

	database := r.FormValue("db")
	if database == "" {
		resultError(w, influxql.Result{Err: fmt.Errorf("database is required")}, http.StatusBadRequest)
		return
	}

	if di, err := h.MetaClient.Database(database); err != nil {
		resultError(w, influxql.Result{Err: fmt.Errorf("metastore database error: %s", err)}, http.StatusInternalServerError)
		return
	} else if di == nil {
		resultError(w, influxql.Result{Err: fmt.Errorf("database not found: %q", database)}, http.StatusNotFound)
		return
	}

	if h.requireAuthentication && user == nil {
		resultError(w, influxql.Result{Err: fmt.Errorf("user is required to write to database %q", database)}, http.StatusUnauthorized)
		return
	}

	if h.requireAuthentication && !user.Authorize(influxql.WritePrivilege, database) {
		resultError(w, influxql.Result{Err: fmt.Errorf("%q user is not authorized to write to database %q", user.Name, database)}, http.StatusUnauthorized)
		return
	}

	// Determine required consistency level.
	consistency := cluster.ConsistencyLevelOne
	switch r.Form.Get("consistency") {
	case "all":
		consistency = cluster.ConsistencyLevelAll
	case "any":
		consistency = cluster.ConsistencyLevelAny
	case "one":
		consistency = cluster.ConsistencyLevelOne
	case "quorum":
		consistency = cluster.ConsistencyLevelQuorum
	}

	// Write points.
	if err := h.PointsWriter.WritePoints(&cluster.WritePointsRequest{
		Database:         database,
		RetentionPolicy:  r.FormValue("rp"),
		ConsistencyLevel: consistency,
		Points:           points,
	}); influxdb.IsClientError(err) {
		h.statMap.Add(statPointsWrittenFail, int64(len(points)))
		resultError(w, influxql.Result{Err: err}, http.StatusBadRequest)
		return
	} else if err != nil {
		h.statMap.Add(statPointsWrittenFail, int64(len(points)))
		resultError(w, influxql.Result{Err: err}, http.StatusInternalServerError)
		return
	} else if parseError != nil {
		// We wrote some of the points
		h.statMap.Add(statPointsWrittenOK, int64(len(points)))
		// The other points failed to parse which means the client sent invalid line protocol.  We return a 400
		// response code as well as the lines that failed to parse.
		resultError(w, influxql.Result{Err: fmt.Errorf("partial write:\n%v", parseError)}, http.StatusBadRequest)
		return
	}

	h.statMap.Add(statPointsWrittenOK, int64(len(points)))
	w.WriteHeader(http.StatusNoContent)
}

開發者ID:edwkar，項目名稱:influxdb，代碼行數:100，代碼來源:handler.go

示例3: serveWriteLine

// serveWriteLine receives incoming series data in line protocol format and writes it to the database.
func (h *Handler) serveWriteLine(w http.ResponseWriter, r *http.Request, body []byte, user *meta.UserInfo) {
	// Some clients may not set the content-type header appropriately and send JSON with a non-json
	// content-type.  If the body looks JSON, try to handle it as as JSON instead
	if len(body) > 0 {
		var i int
		for {
			// JSON requests must start w/ an opening bracket
			if body[i] == '{' {
				h.serveWriteJSON(w, r, body, user)
				return
			}

			// check that the byte is in the standard ascii code range
			if body[i] > 32 {
				break
			}
			i += 1
		}
	}

	precision := r.FormValue("precision")
	if precision == "" {
		precision = "n"
	}

	points, err := tsdb.ParsePointsWithPrecision(body, time.Now().UTC(), precision)
	if err != nil {
		if err.Error() == "EOF" {
			w.WriteHeader(http.StatusOK)
			return
		}
		h.writeError(w, influxql.Result{Err: err}, http.StatusBadRequest)
		return
	}

	database := r.FormValue("db")
	if database == "" {
		h.writeError(w, influxql.Result{Err: fmt.Errorf("database is required")}, http.StatusBadRequest)
		return
	}

	if di, err := h.MetaStore.Database(database); err != nil {
		h.writeError(w, influxql.Result{Err: fmt.Errorf("metastore database error: %s", err)}, http.StatusInternalServerError)
		return
	} else if di == nil {
		h.writeError(w, influxql.Result{Err: fmt.Errorf("database not found: %q", database)}, http.StatusNotFound)
		return
	}

	if h.requireAuthentication && user == nil {
		h.writeError(w, influxql.Result{Err: fmt.Errorf("user is required to write to database %q", database)}, http.StatusUnauthorized)
		return
	}

	if h.requireAuthentication && !user.Authorize(influxql.WritePrivilege, database) {
		h.writeError(w, influxql.Result{Err: fmt.Errorf("%q user is not authorized to write to database %q", user.Name, database)}, http.StatusUnauthorized)
		return
	}

	// Determine required consistency level.
	consistency := cluster.ConsistencyLevelOne
	switch r.Form.Get("consistency") {
	case "all":
		consistency = cluster.ConsistencyLevelAll
	case "any":
		consistency = cluster.ConsistencyLevelAny
	case "one":
		consistency = cluster.ConsistencyLevelOne
	case "quorum":
		consistency = cluster.ConsistencyLevelQuorum
	}

	// Write points.
	if err := h.PointsWriter.WritePoints(&cluster.WritePointsRequest{
		Database:         database,
		RetentionPolicy:  r.FormValue("rp"),
		ConsistencyLevel: consistency,
		Points:           points,
	}); influxdb.IsClientError(err) {
		h.writeError(w, influxql.Result{Err: err}, http.StatusBadRequest)
		return
	} else if err != nil {
		h.writeError(w, influxql.Result{Err: err}, http.StatusInternalServerError)
		return
	}

	w.WriteHeader(http.StatusNoContent)
}

開發者ID:rnubel，項目名稱:influxdb，代碼行數:89，代碼來源:handler.go

示例4: servePut

// ServeHTTP implements OpenTSDB's HTTP /api/put endpoint
func (h *Handler) servePut(w http.ResponseWriter, r *http.Request) {
	defer r.Body.Close()

	// Require POST method.
	if r.Method != "POST" {
		http.Error(w, http.StatusText(http.StatusMethodNotAllowed), http.StatusMethodNotAllowed)
		return
	}

	// Wrap reader if it's gzip encoded.
	var br *bufio.Reader
	if r.Header.Get("Content-Encoding") == "gzip" {
		zr, err := gzip.NewReader(r.Body)
		if err != nil {
			http.Error(w, "could not read gzip, "+err.Error(), http.StatusBadRequest)
			return
		}

		br = bufio.NewReader(zr)
	} else {
		br = bufio.NewReader(r.Body)
	}

	// Lookahead at the first byte.
	f, err := br.Peek(1)
	if err != nil || len(f) != 1 {
		http.Error(w, "peek error: "+err.Error(), http.StatusBadRequest)
		return
	}

	// Peek to see if this is a JSON array.
	var multi bool
	switch f[0] {
	case '{':
	case '[':
		multi = true
	default:
		http.Error(w, "expected JSON array or hash", http.StatusBadRequest)
		return
	}

	// Decode JSON data into slice of points.
	dps := make([]point, 1)
	if dec := json.NewDecoder(br); multi {
		if err = dec.Decode(&dps); err != nil {
			http.Error(w, "json array decode error", http.StatusBadRequest)
			return
		}
	} else {
		if err = dec.Decode(&dps[0]); err != nil {
			http.Error(w, "json object decode error", http.StatusBadRequest)
			return
		}
	}

	// Convert points into TSDB points.
	points := make([]tsdb.Point, 0, len(dps))
	for i := range dps {
		p := dps[i]

		// Convert timestamp to Go time.
		// If time value is over a billion then it's microseconds.
		var ts time.Time
		if p.Time < 10000000000 {
			ts = time.Unix(p.Time, 0)
		} else {
			ts = time.Unix(p.Time/1000, (p.Time%1000)*1000)
		}

		points = append(points, tsdb.NewPoint(p.Metric, p.Tags, map[string]interface{}{"value": p.Value}, ts))
	}

	// Write points.
	if err := h.PointsWriter.WritePoints(&cluster.WritePointsRequest{
		Database:         h.Database,
		RetentionPolicy:  h.RetentionPolicy,
		ConsistencyLevel: h.ConsistencyLevel,
		Points:           points,
	}); influxdb.IsClientError(err) {
		h.Logger.Println("write series error: ", err)
		http.Error(w, "write series error: "+err.Error(), http.StatusBadRequest)
		return
	} else if err != nil {
		h.Logger.Println("write series error: ", err)
		http.Error(w, "write series error: "+err.Error(), http.StatusInternalServerError)
		return
	}

	w.WriteHeader(http.StatusNoContent)
}

開發者ID:KoeSystems，項目名稱:influxdb，代碼行數:91，代碼來源:handler.go

示例5: serveWriteLine

// serveWriteLine receives incoming series data in line protocol format and writes it to the database.
func (h *Handler) serveWriteLine(w http.ResponseWriter, r *http.Request, body []byte, user *meta.UserInfo) {
	precision := r.FormValue("precision")
	if precision == "" {
		precision = "n"
	}

	points, err := models.ParsePointsWithPrecision(body, time.Now().UTC(), precision)
	if err != nil {
		if err.Error() == "EOF" {
			w.WriteHeader(http.StatusOK)
			return
		}
		h.writeError(w, influxql.Result{Err: err}, http.StatusBadRequest)
		return
	}

	database := r.FormValue("db")
	if database == "" {
		h.writeError(w, influxql.Result{Err: fmt.Errorf("database is required")}, http.StatusBadRequest)
		return
	}

	if di, err := h.MetaClient.Database(database); err != nil {
		h.writeError(w, influxql.Result{Err: fmt.Errorf("metastore database error: %s", err)}, http.StatusInternalServerError)
		return
	} else if di == nil {
		h.writeError(w, influxql.Result{Err: fmt.Errorf("database not found: %q", database)}, http.StatusNotFound)
		return
	}

	if h.requireAuthentication && user == nil {
		h.writeError(w, influxql.Result{Err: fmt.Errorf("user is required to write to database %q", database)}, http.StatusUnauthorized)
		return
	}

	if h.requireAuthentication && !user.Authorize(influxql.WritePrivilege, database) {
		h.writeError(w, influxql.Result{Err: fmt.Errorf("%q user is not authorized to write to database %q", user.Name, database)}, http.StatusUnauthorized)
		return
	}

	// Determine required consistency level.
	consistency := cluster.ConsistencyLevelOne
	switch r.Form.Get("consistency") {
	case "all":
		consistency = cluster.ConsistencyLevelAll
	case "any":
		consistency = cluster.ConsistencyLevelAny
	case "one":
		consistency = cluster.ConsistencyLevelOne
	case "quorum":
		consistency = cluster.ConsistencyLevelQuorum
	}

	// Write points.
	if err := h.PointsWriter.WritePoints(&cluster.WritePointsRequest{
		Database:         database,
		RetentionPolicy:  r.FormValue("rp"),
		ConsistencyLevel: consistency,
		Points:           points,
	}); influxdb.IsClientError(err) {
		h.statMap.Add(statPointsWrittenFail, int64(len(points)))
		h.writeError(w, influxql.Result{Err: err}, http.StatusBadRequest)
		return
	} else if err != nil {
		h.statMap.Add(statPointsWrittenFail, int64(len(points)))
		h.writeError(w, influxql.Result{Err: err}, http.StatusInternalServerError)
		return
	}

	h.statMap.Add(statPointsWrittenOK, int64(len(points)))
	w.WriteHeader(http.StatusNoContent)
}

開發者ID:karlitxo，項目名稱:kapacitor，代碼行數:73，代碼來源:handler.go

注：本文中的github.com/influxdb/influxdb.IsClientError函數示例由純淨天空整理自Github/MSDocs等開源代碼及文檔管理平台，相關代碼片段篩選自各路編程大神貢獻的開源項目，源碼版權歸原作者所有，傳播和使用請參考對應項目的License；未經允許，請勿轉載。