vendor: Update vendoring for the exec client and server implementations

Signed-off-by: Jacek J. Łakis <jacek.lakis@intel.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

vendor/cloud.google.com/go/bigquery/uploader.go

@@ -0,0 +1,162 @@
+// Copyright 2015 Google Inc. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package bigquery
+
+import (
+	"fmt"
+	"reflect"
+
+	"golang.org/x/net/context"
+)
+
+// An Uploader does streaming inserts into a BigQuery table.
+// It is safe for concurrent use.
+type Uploader struct {
+	t *Table
+
+	// SkipInvalidRows causes rows containing invalid data to be silently
+	// ignored. The default value is false, which causes the entire request to
+	// fail if there is an attempt to insert an invalid row.
+	SkipInvalidRows bool
+
+	// IgnoreUnknownValues causes values not matching the schema to be ignored.
+	// The default value is false, which causes records containing such values
+	// to be treated as invalid records.
+	IgnoreUnknownValues bool
+
+	// A TableTemplateSuffix allows Uploaders to create tables automatically.
+	//
+	// Experimental: this option is experimental and may be modified or removed in future versions,
+	// regardless of any other documented package stability guarantees.
+	//
+	// When you specify a suffix, the table you upload data to
+	// will be used as a template for creating a new table, with the same schema,
+	// called <table> + <suffix>.
+	//
+	// More information is available at
+	// https://cloud.google.com/bigquery/streaming-data-into-bigquery#template-tables
+	TableTemplateSuffix string
+}
+
+// Uploader returns an Uploader that can be used to append rows to t.
+// The returned Uploader may optionally be further configured before its Put method is called.
+func (t *Table) Uploader() *Uploader {
+	return &Uploader{t: t}
+}
+
+// Put uploads one or more rows to the BigQuery service.
+//
+// If src is ValueSaver, then its Save method is called to produce a row for uploading.
+//
+// If src is a struct or pointer to a struct, then a schema is inferred from it
+// and used to create a StructSaver. The InsertID of the StructSaver will be
+// empty.
+//
+// If src is a slice of ValueSavers, structs, or struct pointers, then each
+// element of the slice is treated as above, and multiple rows are uploaded.
+//
+// Put returns a PutMultiError if one or more rows failed to be uploaded.
+// The PutMultiError contains a RowInsertionError for each failed row.
+//
+// Put will retry on temporary errors (see
+// https://cloud.google.com/bigquery/troubleshooting-errors). This can result
+// in duplicate rows if you do not use insert IDs. Also, if the error persists,
+// the call will run indefinitely. Pass a context with a timeout to prevent
+// hanging calls.
+func (u *Uploader) Put(ctx context.Context, src interface{}) error {
+	savers, err := valueSavers(src)
+	if err != nil {
+		return err
+	}
+	return u.putMulti(ctx, savers)
+}
+
+func valueSavers(src interface{}) ([]ValueSaver, error) {
+	saver, ok, err := toValueSaver(src)
+	if err != nil {
+		return nil, err
+	}
+	if ok {
+		return []ValueSaver{saver}, nil
+	}
+	srcVal := reflect.ValueOf(src)
+	if srcVal.Kind() != reflect.Slice {
+		return nil, fmt.Errorf("%T is not a ValueSaver, struct, struct pointer, or slice", src)
+
+	}
+	var savers []ValueSaver
+	for i := 0; i < srcVal.Len(); i++ {
+		s := srcVal.Index(i).Interface()
+		saver, ok, err := toValueSaver(s)
+		if err != nil {
+			return nil, err
+		}
+		if !ok {
+			return nil, fmt.Errorf("src[%d] has type %T, which is not a ValueSaver, struct or struct pointer", i, s)
+		}
+		savers = append(savers, saver)
+	}
+	return savers, nil
+}
+
+// Make a ValueSaver from x, which must implement ValueSaver already
+// or be a struct or pointer to struct.
+func toValueSaver(x interface{}) (ValueSaver, bool, error) {
+	if saver, ok := x.(ValueSaver); ok {
+		return saver, ok, nil
+	}
+	v := reflect.ValueOf(x)
+	// Support Put with []interface{}
+	if v.Kind() == reflect.Interface {
+		v = v.Elem()
+	}
+	if v.Kind() == reflect.Ptr {
+		v = v.Elem()
+	}
+	if v.Kind() != reflect.Struct {
+		return nil, false, nil
+	}
+	schema, err := inferSchemaReflect(v.Type())
+	if err != nil {
+		return nil, false, err
+	}
+	return &StructSaver{Struct: x, Schema: schema}, true, nil
+}
+
+func (u *Uploader) putMulti(ctx context.Context, src []ValueSaver) error {
+	var rows []*insertionRow
+	for _, saver := range src {
+		row, insertID, err := saver.Save()
+		if err != nil {
+			return err
+		}
+		rows = append(rows, &insertionRow{InsertID: insertID, Row: row})
+	}
+
+	return u.t.c.service.insertRows(ctx, u.t.ProjectID, u.t.DatasetID, u.t.TableID, rows, &insertRowsConf{
+		skipInvalidRows:     u.SkipInvalidRows,
+		ignoreUnknownValues: u.IgnoreUnknownValues,
+		templateSuffix:      u.TableTemplateSuffix,
+	})
+}
+
+// An insertionRow represents a row of data to be inserted into a table.
+type insertionRow struct {
+	// If InsertID is non-empty, BigQuery will use it to de-duplicate insertions of
+	// this row on a best-effort basis.
+	InsertID string
+	// The data to be inserted, represented as a map from field name to Value.
+	Row map[string]Value
+}