fix #5 && daily build update

  #5
    Go version large than 1.8 has default GOPATH.
    use `go env GOPATH` get GOPATH envirment variable.

  daily build update
    update vitess vendor package
    update document about installation and configration

Makefile

@@ -4,6 +4,11 @@
 # $ checkmake Makefile
 #
 BINARY=soar
+GOPATH ?= $(shell go env GOPATH)
+# Ensure GOPATH is set before running build process.
+ifeq "$(GOPATH)" ""
+  $(error Please set the environment variable GOPATH before running `make`)
+endif
 PATH := ${GOPATH}/bin:$(PATH)
 
 # These are the values we want to pass for VERSION  and BUILD

README.md

 ![SOAR](https://raw.githubusercontent.com/XiaoMi/soar/master/doc/images/logo.png)
 
-[![Gitter](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/xiaomi-dba/soar) [![License](https://img.shields.io/badge/License-Apache%202.0-blue.svg)](http://github.com/XiaoMi/soar/blob/master/LICENSE)
+[![Gitter](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/xiaomi-dba/soar) [![License](https://img.shields.io/badge/License-Apache%202.0-blue.svg)](http://github.com/XiaoMi/soar/blob/master/LICENSE) [![Go Report Card](https://goreportcard.com/badge/github.com/XiaoMi/soar)](https://goreportcard.com/report/github.com/XiaoMi/soar) 
 
 [文档](http://github.com/XiaoMi/soar/tree/master/doc) | [FAQ](http://github.com/XiaoMi/soar/blob/master/doc/FAQ.md) | [变更记录](http://github.com/XiaoMi/soar/blob/master/CHANGES.md) | [路线图](http://github.com/XiaoMi/soar/blob/master/doc/roadmap.md) | [English](http://github.com/XiaoMi/soar/blob/master/README_EN.md)
 

README_EN.md

 ![SOAR](https://raw.githubusercontent.com/XiaoMi/soar/master/doc/images/logo.png)
 
-[![Gitter](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/xiaomi-dba/soar) [![License](https://img.shields.io/badge/License-Apache%202.0-blue.svg)](http://github.com/XiaoMi/soar/blob/master/LICENSE)
+[![Gitter](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/xiaomi-dba/soar) [![License](https://img.shields.io/badge/License-Apache%202.0-blue.svg)](http://github.com/XiaoMi/soar/blob/master/LICENSE) [![Go Report Card](https://goreportcard.com/badge/github.com/XiaoMi/soar)](https://goreportcard.com/report/github.com/XiaoMi/soar)
 
 [Docs](http://github.com/XiaoMi/soar/tree/master/doc) | [FAQ](http://github.com/XiaoMi/soar/blob/master/doc/FAQ_en.md) | [中文](http://github.com/XiaoMi/soar/blob/master/README.md)
 

common/config.go

@@ -158,7 +158,7 @@ var Config = &Configration{
 	SpaghettiQueryLength: 2048,
 	AllowDropIndex:       false,
 	LogLevel:             3,
-	LogOutput:            "/dev/stderr",
+	LogOutput:            os.Stderr.Name(),
 	ReportType:           "markdown",
 	ReportCSS:            "",
 	ReportJavascript:     "",

doc/config.md

@@ -2,6 +2,8 @@
 
 配置文件为[yaml](https://en.wikipedia.org/wiki/YAML)格式。一般情况下只需要配置online-dsn, test-dsn, log-output等少数几个参数。即使不创建配置文件SOAR仍然会给出基本的启发式建议。
 
+默认文件会按照`/etc/soar.yaml`, `./etc/soar.yaml`, `./soar.yaml`顺序加载，找到第一个后不再继续加载后面的配置文件。如需指定其他配置文件可以通过`-config`参数指定。
+
 ```text
 # 线上环境配置
 online-dsn:

doc/install.md

@@ -2,9 +2,10 @@
 
 ```bash
 wget https://github.com/XiaoMi/soar/releases/download/${tag}/soar.linux-amd64 -O soar
-
+chmod a+x soar
 如：
 wget https://github.com/XiaoMi/soar/releases/download/v0.8.0/soar.linux-amd64 -O soar
+chmod a+x soar
 ```
 
 ## 源码安装

doc/install_en.md

@@ -2,9 +2,10 @@
 
 ```bash
 wget https://github.com/XiaoMi/soar/releases/download/${tag}/soar.linux-amd64 -O soar
-
+chmod a+x soar
 eg.
 wget https://github.com/XiaoMi/soar/releases/download/v0.8.0/soar.linux-amd64 -O soar
+chmod a+x soar
 ```
 
 ## Build From Source

vendor/vendor.json

@@ -1016,68 +1016,68 @@
 		{
 			"checksumSHA1": "xN9m8UZAFzUvCzxPCbai/y3N3fg=",
 			"path": "vitess.io/vitess",
-			"revision": "97d94af8696ea8b846cf75d2b1f35cf5f17a4dfe",
-			"revisionTime": "2018-10-18T14:55:22Z"
+			"revision": "8ed64fbeb8c63e4d9e9102d24c2ccf30e341005c",
+			"revisionTime": "2018-10-20T13:54:35Z"
 		},
 		{
 			"checksumSHA1": "aKn1oKcY74N8TRLm3Ayt7Q4bbI4=",
 			"path": "vitess.io/vitess/go/bytes2",
-			"revision": "97d94af8696ea8b846cf75d2b1f35cf5f17a4dfe",
-			"revisionTime": "2018-10-18T14:55:22Z"
+			"revision": "8ed64fbeb8c63e4d9e9102d24c2ccf30e341005c",
+			"revisionTime": "2018-10-20T13:54:35Z"
 		},
 		{
 			"checksumSHA1": "JVCEN4UGRmg3TofIBdzZMZ3G0Ww=",
 			"path": "vitess.io/vitess/go/hack",
-			"revision": "97d94af8696ea8b846cf75d2b1f35cf5f17a4dfe",
-			"revisionTime": "2018-10-18T14:55:22Z"
+			"revision": "8ed64fbeb8c63e4d9e9102d24c2ccf30e341005c",
+			"revisionTime": "2018-10-20T13:54:35Z"
 		},
 		{
 			"checksumSHA1": "L7ROM3XZyVXSD799Isv3bcFFhuQ=",
 			"path": "vitess.io/vitess/go/sqltypes",
-			"revision": "97d94af8696ea8b846cf75d2b1f35cf5f17a4dfe",
-			"revisionTime": "2018-10-18T14:55:22Z"
+			"revision": "8ed64fbeb8c63e4d9e9102d24c2ccf30e341005c",
+			"revisionTime": "2018-10-20T13:54:35Z"
 		},
 		{
 			"checksumSHA1": "ntFIQYkBS51G6y+FEkjFW40+HOU=",
 			"path": "vitess.io/vitess/go/vt/log",
-			"revision": "97d94af8696ea8b846cf75d2b1f35cf5f17a4dfe",
-			"revisionTime": "2018-10-18T14:55:22Z"
+			"revision": "8ed64fbeb8c63e4d9e9102d24c2ccf30e341005c",
+			"revisionTime": "2018-10-20T13:54:35Z"
 		},
 		{
 			"checksumSHA1": "+AyVYXW7XGu+R8AUNU0YY8DcE8k=",
 			"path": "vitess.io/vitess/go/vt/proto/query",
-			"revision": "97d94af8696ea8b846cf75d2b1f35cf5f17a4dfe",
-			"revisionTime": "2018-10-18T14:55:22Z"
+			"revision": "8ed64fbeb8c63e4d9e9102d24c2ccf30e341005c",
+			"revisionTime": "2018-10-20T13:54:35Z"
 		},
 		{
 			"checksumSHA1": "OnWsUHLDKcO3spwH0jD55SvKD24=",
 			"path": "vitess.io/vitess/go/vt/proto/topodata",
-			"revision": "97d94af8696ea8b846cf75d2b1f35cf5f17a4dfe",
-			"revisionTime": "2018-10-18T14:55:22Z"
+			"revision": "8ed64fbeb8c63e4d9e9102d24c2ccf30e341005c",
+			"revisionTime": "2018-10-20T13:54:35Z"
 		},
 		{
 			"checksumSHA1": "jUgYgOnOM36Zs1GMRVV+vG1hfnw=",
 			"path": "vitess.io/vitess/go/vt/proto/vtgate",
-			"revision": "97d94af8696ea8b846cf75d2b1f35cf5f17a4dfe",
-			"revisionTime": "2018-10-18T14:55:22Z"
+			"revision": "8ed64fbeb8c63e4d9e9102d24c2ccf30e341005c",
+			"revisionTime": "2018-10-20T13:54:35Z"
 		},
 		{
 			"checksumSHA1": "pLWM+SPGZs3k+IhjktE/cGUlpM0=",
 			"path": "vitess.io/vitess/go/vt/proto/vtrpc",
-			"revision": "97d94af8696ea8b846cf75d2b1f35cf5f17a4dfe",
-			"revisionTime": "2018-10-18T14:55:22Z"
+			"revision": "8ed64fbeb8c63e4d9e9102d24c2ccf30e341005c",
+			"revisionTime": "2018-10-20T13:54:35Z"
 		},
 		{
-			"checksumSHA1": "SxnOqBYDRN+csdXa9Stf4Q145ak=",
+			"checksumSHA1": "LDXjimRADIzASesUnWUOJ6smswg=",
 			"path": "vitess.io/vitess/go/vt/sqlparser",
-			"revision": "97d94af8696ea8b846cf75d2b1f35cf5f17a4dfe",
-			"revisionTime": "2018-10-18T14:55:22Z"
+			"revision": "8ed64fbeb8c63e4d9e9102d24c2ccf30e341005c",
+			"revisionTime": "2018-10-20T13:54:35Z"
 		},
 		{
 			"checksumSHA1": "oF4XzuOzwvj1iduX/lYqNSyY/HM=",
 			"path": "vitess.io/vitess/go/vt/vterrors",
-			"revision": "97d94af8696ea8b846cf75d2b1f35cf5f17a4dfe",
-			"revisionTime": "2018-10-18T14:55:22Z"
+			"revision": "8ed64fbeb8c63e4d9e9102d24c2ccf30e341005c",
+			"revisionTime": "2018-10-20T13:54:35Z"
 		}
 	],
 	"rootPath": "github.com/XiaoMi/soar"

vendor/vitess.io/vitess/go/vt/sqlparser/analyzer.go

@@ -91,7 +91,7 @@ func Preview(sql string) int {
 		return StmtRollback
 	}
 	switch loweredFirstWord {
-	case "create", "alter", "rename", "drop", "truncate":
+	case "create", "alter", "rename", "drop", "truncate", "flush":
 		return StmtDDL
 	case "set":
 		return StmtSet

vendor/vitess.io/vitess/go/vt/sqlparser/ast.go

@@ -739,6 +739,7 @@ const (
 	DropStr          = "drop"
 	RenameStr        = "rename"
 	TruncateStr      = "truncate"
+	FlushStr         = "flush"
 	CreateVindexStr  = "create vindex"
 	AddColVindexStr  = "add vindex"
 	DropColVindexStr = "drop vindex"
@@ -772,6 +773,8 @@ func (node *DDL) Format(buf *TrackedBuffer) {
 		} else {
 			buf.Myprintf("%s table %v", node.Action, node.Table)
 		}
+	case FlushStr:
+		buf.Myprintf("%s", node.Action)
 	case CreateVindexStr:
 		buf.Myprintf("%s %v %v", node.Action, node.VindexSpec.Name, node.VindexSpec)
 	case AddColVindexStr:

vendor/vitess.io/vitess/go/vt/sqlparser/sql.y

@@ -156,7 +156,7 @@ func forceEOF(yylex interface{}) {
 %token <empty> JSON_EXTRACT_OP JSON_UNQUOTE_EXTRACT_OP
 
 // DDL Tokens
-%token <bytes> CREATE ALTER DROP RENAME ANALYZE ADD
+%token <bytes> CREATE ALTER DROP RENAME ANALYZE ADD FLUSH
 %token <bytes> SCHEMA TABLE INDEX VIEW TO IGNORE IF UNIQUE PRIMARY COLUMN  SPATIAL FULLTEXT KEY_BLOCK_SIZE
 %token <bytes> ACTION CASCADE CONSTRAINT FOREIGN NO REFERENCES RESTRICT
 %token <bytes> SHOW DESCRIBE EXPLAIN DATE ESCAPE REPAIR OPTIMIZE TRUNCATE
@@ -203,7 +203,7 @@ func forceEOF(yylex interface{}) {
 %type <statement> command
 %type <selStmt> select_statement base_select union_lhs union_rhs
 %type <statement> stream_statement insert_statement update_statement delete_statement set_statement
-%type <statement> create_statement alter_statement rename_statement drop_statement truncate_statement
+%type <statement> create_statement alter_statement rename_statement drop_statement truncate_statement flush_statement
 %type <ddl> create_table_prefix
 %type <statement> analyze_statement show_statement use_statement other_statement
 %type <statement> begin_statement commit_statement rollback_statement
@@ -340,6 +340,7 @@ command:
 | commit_statement
 | rollback_statement
 | other_statement
+| flush_statement
 | /*empty*/
 {
   setParseTree(yylex, nil)
@@ -1692,6 +1693,11 @@ other_statement:
     $$ = &OtherAdmin{}
   }
 
+flush_statement:
+  FLUSH force_eof
+  {
+    $$ = &DDL{Action: FlushStr}
+  }
 comment_opt:
   {
     setAllowComments(yylex, true)
@@ -3213,6 +3219,7 @@ non_reserved_keyword:
 | EXPANSION
 | FLOAT_TYPE
 | FIELDS
+| FLUSH
 | FOREIGN
 | FULLTEXT
 | GEOMETRY

vendor/vitess.io/vitess/go/vt/sqlparser/token.go

@@ -179,6 +179,7 @@ var keywords = map[string]int{
 	"float":               FLOAT_TYPE,
 	"float4":              UNUSED,
 	"float8":              UNUSED,
+	"flush":               FLUSH,
 	"for":                 FOR,
 	"force":               FORCE,
 	"foreign":             FOREIGN,