diff --git a/Gopkg.lock b/Gopkg.lock
index cbf2c79e3e..22d40dc867 100644
--- a/Gopkg.lock
+++ b/Gopkg.lock
@@ -760,6 +760,14 @@
   revision = "f35b8ab0b5a2cef36673838d662e249dd9c94686"
   version = "v1.2.2"
 
+[[projects]]
+  branch = "master"
+  digest = "1:a38c75e7edd595bbaa03334c1ac26163a5e990d81f05cd9ec5fd0edc9c786078"
+  name = "github.com/texttheater/golang-levenshtein"
+  packages = ["levenshtein"]
+  pruneopts = "UT"
+  revision = "d188e65d659ef53fcdb0691c12f1bba64928b649"
+
 [[projects]]
   digest = "1:98e5cda86f67cd1ac95389d98670b66dea8cae480fe6292b83bccccfe60b4106"
   name = "github.com/ugorji/go"
@@ -1116,7 +1124,7 @@
 
 [[projects]]
   branch = "master"
-  digest = "1:f640bec6e2c558f83117e88f16753d54685c95b8fb83d5660ed6c43e04adde72"
+  digest = "1:47660d9bad5ac13797da13236922903a26206c81aa2df28af44b3e7ddd3e3f06"
   name = "yunion.io/x/pkg"
   packages = [
     "gotypes",
@@ -1151,7 +1159,7 @@
     "utils",
   ]
   pruneopts = "UT"
-  revision = "3bcf68100d212545f2f16b91bb3962bc8b228da7"
+  revision = "6a2c5061c44f5e4a813a87553014ef72d1b983ea"
 
 [[projects]]
   branch = "master"
@@ -1163,11 +1171,11 @@
 
 [[projects]]
   branch = "master"
-  digest = "1:64b263a23f3c35521bb811b2aa9f93f8c7ce1ff06487db12d6aa3fc25705ad2e"
+  digest = "1:c69a05ea10fc186aaf589c10184d00dbfa3a46fbd7866ed1e52d6bd84f8607d5"
   name = "yunion.io/x/structarg"
   packages = ["."]
   pruneopts = "UT"
-  revision = "ec02b19c0bccfc991fc9e850f5a2a543ae43254b"
+  revision = "7dc6c41bf325ce7f2ce2a1cebbd8d396f7f6188e"
 
 [solve-meta]
   analyzer-name = "dep"
diff --git a/Gopkg.toml b/Gopkg.toml
index 3353f32046..8304c467c1 100644
--- a/Gopkg.toml
+++ b/Gopkg.toml
@@ -93,3 +93,7 @@
 [[constraint]]
   branch = "master"
   name = "github.com/kr/pty"
+
+[[constraint]]
+  branch = "master"
+  name = "github.com/texttheater/golang-levenshtein"
diff --git a/vendor/github.com/texttheater/golang-levenshtein/LICENSE b/vendor/github.com/texttheater/golang-levenshtein/LICENSE
new file mode 100644
index 0000000000..11138952ba
--- /dev/null
+++ b/vendor/github.com/texttheater/golang-levenshtein/LICENSE
@@ -0,0 +1,21 @@
+The MIT License (MIT)
+
+Copyright (c) 2013 Kilian Evang and contributors
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
diff --git a/vendor/github.com/texttheater/golang-levenshtein/levenshtein/levenshtein.go b/vendor/github.com/texttheater/golang-levenshtein/levenshtein/levenshtein.go
new file mode 100644
index 0000000000..4e57e5c5dd
--- /dev/null
+++ b/vendor/github.com/texttheater/golang-levenshtein/levenshtein/levenshtein.go
@@ -0,0 +1,245 @@
+// This package implements the Levenshtein algorithm for computing the
+// similarity between two strings. The central function is MatrixForStrings,
+// which computes the Levenshtein matrix. The functions DistanceForMatrix,
+// EditScriptForMatrix and RatioForMatrix read various interesting properties
+// off the matrix. The package also provides the convenience functions
+// DistanceForStrings, EditScriptForStrings and RatioForStrings for going
+// directly from two strings to the property of interest.
+package levenshtein
+
+import (
+	"fmt"
+	"io"
+	"os"
+)
+
+type EditOperation int
+
+const (
+	Ins = iota
+	Del
+	Sub
+	Match
+)
+
+type EditScript []EditOperation
+
+type MatchFunction func(rune, rune) bool
+
+type Options struct {
+	InsCost int
+	DelCost int
+	SubCost int
+	Matches MatchFunction
+}
+
+// DefaultOptions is the default options: insertion cost is 1, deletion cost is
+// 1, substitution cost is 2, and two runes match iff they are the same.
+var DefaultOptions Options = Options{
+	InsCost: 1,
+	DelCost: 1,
+	SubCost: 2,
+	Matches: func(sourceCharacter rune, targetCharacter rune) bool {
+		return sourceCharacter == targetCharacter
+	},
+}
+
+func (operation EditOperation) String() string {
+	if operation == Match {
+		return "match"
+	} else if operation == Ins {
+		return "ins"
+	} else if operation == Sub {
+		return "sub"
+	}
+	return "del"
+}
+
+// DistanceForStrings returns the edit distance between source and target.
+//
+// It has a runtime proportional to len(source) * len(target) and memory use
+// proportional to len(target).
+func DistanceForStrings(source []rune, target []rune, op Options) int {
+	// Note: This algorithm is a specialization of MatrixForStrings.
+	// MatrixForStrings returns the full edit matrix. However, we only need a
+	// single value (see DistanceForMatrix) and the main loop of the algorithm
+	// only uses the current and previous row. As such we create a 2D matrix,
+	// but with height 2 (enough to store current and previous row).
+	height := len(source) + 1
+	width := len(target) + 1
+	matrix := make([][]int, 2)
+
+	// Initialize trivial distances (from/to empty string). That is, fill
+	// the left column and the top row with row/column indices.
+	for i := 0; i < 2; i++ {
+		matrix[i] = make([]int, width)
+		matrix[i][0] = i
+	}
+	for j := 1; j < width; j++ {
+		matrix[0][j] = j
+	}
+
+	// Fill in the remaining cells: for each prefix pair, choose the
+	// (edit history, operation) pair with the lowest cost.
+	for i := 1; i < height; i++ {
+		cur := matrix[i%2]
+		prev := matrix[(i-1)%2]
+		cur[0] = i
+		for j := 1; j < width; j++ {
+			delCost := prev[j] + op.DelCost
+			matchSubCost := prev[j-1]
+			if !op.Matches(source[i-1], target[j-1]) {
+				matchSubCost += op.SubCost
+			}
+			insCost := cur[j-1] + op.InsCost
+			cur[j] = min(delCost, min(matchSubCost, insCost))
+		}
+	}
+	return matrix[(height-1)%2][width-1]
+}
+
+// DistanceForMatrix reads the edit distance off the given Levenshtein matrix.
+func DistanceForMatrix(matrix [][]int) int {
+	return matrix[len(matrix)-1][len(matrix[0])-1]
+}
+
+// RatioForStrings returns the Levenshtein ratio for the given strings. The
+// ratio is computed as follows:
+//
+//     (sourceLength + targetLength - distance) / (sourceLength + targetLength)
+func RatioForStrings(source []rune, target []rune, op Options) float64 {
+	matrix := MatrixForStrings(source, target, op)
+	return RatioForMatrix(matrix)
+}
+
+// RatioForMatrix returns the Levenshtein ratio for the given matrix. The ratio
+// is computed as follows:
+//
+//     (sourceLength + targetLength - distance) / (sourceLength + targetLength)
+func RatioForMatrix(matrix [][]int) float64 {
+	sourcelength := len(matrix) - 1
+	targetlength := len(matrix[0]) - 1
+	sum := sourcelength + targetlength
+
+	if sum == 0 {
+		return 0
+	}
+
+	dist := DistanceForMatrix(matrix)
+	return float64(sum-dist) / float64(sum)
+}
+
+// MatrixForStrings generates a 2-D array representing the dynamic programming
+// table used by the Levenshtein algorithm, as described e.g. here:
+// http://www.let.rug.nl/kleiweg/lev/
+// The reason for putting the creation of the table into a separate function is
+// that it cannot only be used for reading of the edit distance between two
+// strings, but also e.g. to backtrace an edit script that provides an
+// alignment between the characters of both strings.
+func MatrixForStrings(source []rune, target []rune, op Options) [][]int {
+	// Make a 2-D matrix. Rows correspond to prefixes of source, columns to
+	// prefixes of target. Cells will contain edit distances.
+	// Cf. http://www.let.rug.nl/~kleiweg/lev/levenshtein.html
+	height := len(source) + 1
+	width := len(target) + 1
+	matrix := make([][]int, height)
+
+	// Initialize trivial distances (from/to empty string). That is, fill
+	// the left column and the top row with row/column indices.
+	for i := 0; i < height; i++ {
+		matrix[i] = make([]int, width)
+		matrix[i][0] = i
+	}
+	for j := 1; j < width; j++ {
+		matrix[0][j] = j
+	}
+
+	// Fill in the remaining cells: for each prefix pair, choose the
+	// (edit history, operation) pair with the lowest cost.
+	for i := 1; i < height; i++ {
+		for j := 1; j < width; j++ {
+			delCost := matrix[i-1][j] + op.DelCost
+			matchSubCost := matrix[i-1][j-1]
+			if !op.Matches(source[i-1], target[j-1]) {
+				matchSubCost += op.SubCost
+			}
+			insCost := matrix[i][j-1] + op.InsCost
+			matrix[i][j] = min(delCost, min(matchSubCost,
+				insCost))
+		}
+	}
+	//LogMatrix(source, target, matrix)
+	return matrix
+}
+
+// EditScriptForStrings returns an optimal edit script to turn source into
+// target.
+func EditScriptForStrings(source []rune, target []rune, op Options) EditScript {
+	return backtrace(len(source), len(target),
+		MatrixForStrings(source, target, op), op)
+}
+
+// EditScriptForMatrix returns an optimal edit script based on the given
+// Levenshtein matrix.
+func EditScriptForMatrix(matrix [][]int, op Options) EditScript {
+	return backtrace(len(matrix)-1, len(matrix[0])-1, matrix, op)
+}
+
+// WriteMatrix writes a visual representation of the given matrix for the given
+// strings to the given writer.
+func WriteMatrix(source []rune, target []rune, matrix [][]int, writer io.Writer) {
+	fmt.Fprintf(writer, "    ")
+	for _, targetRune := range target {
+		fmt.Fprintf(writer, "  %c", targetRune)
+	}
+	fmt.Fprintf(writer, "\n")
+	fmt.Fprintf(writer, "  %2d", matrix[0][0])
+	for j, _ := range target {
+		fmt.Fprintf(writer, " %2d", matrix[0][j+1])
+	}
+	fmt.Fprintf(writer, "\n")
+	for i, sourceRune := range source {
+		fmt.Fprintf(writer, "%c %2d", sourceRune, matrix[i+1][0])
+		for j, _ := range target {
+			fmt.Fprintf(writer, " %2d", matrix[i+1][j+1])
+		}
+		fmt.Fprintf(writer, "\n")
+	}
+}
+
+// LogMatrix writes a visual representation of the given matrix for the given
+// strings to os.Stderr. This function is deprecated, use
+// WriteMatrix(source, target, matrix, os.Stderr) instead.
+func LogMatrix(source []rune, target []rune, matrix [][]int) {
+	WriteMatrix(source, target, matrix, os.Stderr)
+}
+
+func backtrace(i int, j int, matrix [][]int, op Options) EditScript {
+	if i > 0 && matrix[i-1][j]+op.DelCost == matrix[i][j] {
+		return append(backtrace(i-1, j, matrix, op), Del)
+	}
+	if j > 0 && matrix[i][j-1]+op.InsCost == matrix[i][j] {
+		return append(backtrace(i, j-1, matrix, op), Ins)
+	}
+	if i > 0 && j > 0 && matrix[i-1][j-1]+op.SubCost == matrix[i][j] {
+		return append(backtrace(i-1, j-1, matrix, op), Sub)
+	}
+	if i > 0 && j > 0 && matrix[i-1][j-1] == matrix[i][j] {
+		return append(backtrace(i-1, j-1, matrix, op), Match)
+	}
+	return []EditOperation{}
+}
+
+func min(a int, b int) int {
+	if b < a {
+		return b
+	}
+	return a
+}
+
+func max(a int, b int) int {
+	if b > a {
+		return b
+	}
+	return a
+}
diff --git a/vendor/yunion.io/x/pkg/util/filterclause/filterclause.go b/vendor/yunion.io/x/pkg/util/filterclause/filterclause.go
index 1bddde5c61..6f60b3343d 100644
--- a/vendor/yunion.io/x/pkg/util/filterclause/filterclause.go
+++ b/vendor/yunion.io/x/pkg/util/filterclause/filterclause.go
@@ -45,6 +45,14 @@ func (fc *SFilterClause) QueryCondition(q *sqlchemy.SQuery) sqlchemy.ICondition
 		return sqlchemy.NotIn(field, fc.params)
 	case "between":
 		return sqlchemy.Between(field, fc.params[0], fc.params[1])
+	case "ge":
+		return sqlchemy.GE(field, fc.params[0])
+	case "gt":
+		return sqlchemy.GT(field, fc.params[0])
+	case "le":
+		return sqlchemy.LE(field, fc.params[0])
+	case "lt":
+		return sqlchemy.LT(field, fc.params[0])
 	case "like":
 		return sqlchemy.Like(field, fc.params[0])
 	case "contains":
diff --git a/vendor/yunion.io/x/pkg/util/sysutils/storagetypes.go b/vendor/yunion.io/x/pkg/util/sysutils/storagetypes.go
index 16baa403d2..c88c6caa91 100644
--- a/vendor/yunion.io/x/pkg/util/sysutils/storagetypes.go
+++ b/vendor/yunion.io/x/pkg/util/sysutils/storagetypes.go
@@ -11,16 +11,21 @@ const (
 
 	STORAGE_CLOUD            = "cloud"
 	STORAGE_CLOUD_SSD        = "cloud_ssd"
+	STORAGE_CLOUD_ESSD       = "cloud_essd" //增强型(Enhanced)SSD 云盘
 	STORAGE_CLOUD_EFFICIENCY = "cloud_efficiency"
 
-	STORAGE_STANDARD = "standard" //Azure hdd storage type
-	STORAGE_PREMIUM  = "premium"  //Azure ssd storage type
+	//Azure hdd and ssd storagetype
+	STORAGE_STANDARD_GRS   = "standard_grs"
+	STORAGE_STANDARD_LRS   = "standard_lrs"
+	STORAGE_STANDARD_RAGRS = "standard_ragrs"
+	STORAGE_STANDARD_ZRS   = "standard_zrs"
+	STORAGE_PREMIUM_LRS    = "premium_lrs"
 )
 
 var STORAGE_TYPES = []string{STORAGE_LOCAL, STORAGE_BAREMETAL, STORAGE_SHEEPDOG,
 	STORAGE_RBD, STORAGE_DOCKER, STORAGE_NAS, STORAGE_VSAN,
-	STORAGE_CLOUD, STORAGE_CLOUD_SSD, STORAGE_CLOUD_EFFICIENCY,
-	STORAGE_STANDARD, STORAGE_PREMIUM}
+	STORAGE_CLOUD, STORAGE_CLOUD_SSD, STORAGE_CLOUD_ESSD, STORAGE_CLOUD_EFFICIENCY,
+	STORAGE_STANDARD_GRS, STORAGE_STANDARD_LRS, STORAGE_STANDARD_RAGRS, STORAGE_STANDARD_ZRS, STORAGE_PREMIUM_LRS}
 
 var LOCAL_STORAGE_TYPES = []string{STORAGE_LOCAL, STORAGE_BAREMETAL}
 
diff --git a/vendor/yunion.io/x/structarg/stringdist.go b/vendor/yunion.io/x/structarg/stringdist.go
new file mode 100644
index 0000000000..4c087923cf
--- /dev/null
+++ b/vendor/yunion.io/x/structarg/stringdist.go
@@ -0,0 +1,92 @@
+package structarg
+
+import (
+	"github.com/texttheater/golang-levenshtein/levenshtein"
+	"sort"
+	"strings"
+	"fmt"
+)
+
+type stringDistance struct {
+	str  string
+	/* hanming distance */
+	dist int
+	/* similarity rate, 0~1: totally different ~ identical */
+	rate float64
+}
+
+type LevenshteinStrings struct {
+	target     string
+	candidates []stringDistance
+}
+
+func (strs LevenshteinStrings) Len() int {
+	return len(strs.candidates)
+}
+
+func (strs LevenshteinStrings) Swap(i, j int) {
+	strs.candidates[i], strs.candidates[j] = strs.candidates[j], strs.candidates[i]
+}
+
+func (strs LevenshteinStrings) Less(i, j int) bool {
+	if strs.candidates[i].dist != strs.candidates[j].dist {
+		if strs.candidates[i].dist < strs.candidates[j].dist {
+			return true
+		} else {
+			return false
+		}
+	}
+	if strs.candidates[i].rate != strs.candidates[j].rate {
+		if strs.candidates[i].rate > strs.candidates[j].rate {
+			return true
+		} else {
+			return false
+		}
+	}
+	if strs.candidates[i].str < strs.candidates[j].str {
+		return true
+	}
+	return false
+}
+
+/**
+ *
+ * minRate: minimal similarity ratio, between 0.0~1.0, 0.0: totally different, 1.0: exactly identitical
+ */
+func FindSimilar(niddle string, stack []string, maxDist int, minRate float64) []string {
+	cands := make([]stringDistance, 0)
+	for i := 0; i < len(stack); i += 1 {
+		cand := stringDistance{}
+		dist := levenshtein.DistanceForStrings([]rune(stack[i]), []rune(niddle), levenshtein.DefaultOptions)
+		rate := 1.0
+		if len(stack[i]) + len(niddle) > 0 {
+			rate = float64(len(stack[i]) + len(niddle) - dist)/float64(len(stack[i]) + len(niddle))
+		}
+		if (maxDist < 0 || dist <= maxDist) && (minRate < 0.0 || minRate > 1.0 || rate >= minRate) {
+			cand.str = stack[i]
+			cand.dist = dist
+			cand.rate = rate
+			cands = append(cands, cand)
+		}
+	}
+	lstrs := LevenshteinStrings{target: niddle, candidates: cands}
+	sort.Sort(lstrs)
+	result := make([]string, len(cands))
+	for i := 0; i < len(result); i += 1 {
+		result[i] = lstrs.candidates[i].str
+	}
+	return result
+}
+
+func ChoicesString(choices []string) string {
+	if len(choices) == 0 {
+		return ""
+	}
+	if len(choices) == 1 {
+		return choices[0]
+	}
+	if len(choices) == 2 {
+		return strings.Join(choices, " or ")
+	}
+	return fmt.Sprintf("%s or %s", strings.Join(choices[:len(choices)-1], ", "), choices[len(choices)-1])
+}
\ No newline at end of file
diff --git a/vendor/yunion.io/x/structarg/structarg.go b/vendor/yunion.io/x/structarg/structarg.go
index 7eb514b3f0..5ff1cd22d4 100644
--- a/vendor/yunion.io/x/structarg/structarg.go
+++ b/vendor/yunion.io/x/structarg/structarg.go
@@ -459,7 +459,12 @@ func (this *SingleArgument) MetaVar() string {
 	if len(this.metavar) > 0 {
 		return this.metavar
 	} else if len(this.choices) > 0 {
-		return fmt.Sprintf("{%s}", strings.Join(this.choices, ","))
+		choices := this.choices
+		if len(choices) > 2 {
+			choices = choices[:2]
+			choices = append(choices, "...")
+		}
+		return fmt.Sprintf("{%s}", strings.Join(choices, ","))
 	} else {
 		return strings.ToUpper(strings.Replace(this.Token(), "-", "_", -1))
 	}
@@ -547,7 +552,18 @@ func (this *SingleArgument) InChoices(val string) bool {
 
 func (this *SingleArgument) SetValue(val string) error {
 	if !this.InChoices(val) {
-		return fmt.Errorf("Unknown argument %s for %s%s", val, this.token, this.MetaVar())
+		cands := FindSimilar(val, this.choices, -1, 0.5)
+		if len(cands) > 3 {
+			cands = cands[:3]
+		}
+		msg := fmt.Sprintf("Unknown argument '%s' for %s", val, this.token) //, this.MetaVar())
+		if len(cands) > 0 {
+			for i := 0; i < len(cands); i += 1 {
+				cands[i] = fmt.Sprintf("'%s'", cands[i])
+			}
+			msg = fmt.Sprintf("%s, do you mean %s?", msg, ChoicesString(cands))
+		}
+		return fmt.Errorf(msg)
 	}
 	e := gotypes.SetValue(this.value, val)
 	if e != nil {
@@ -874,7 +890,7 @@ func (this *ArgumentParser) ParseArgs(args []string, ignore_unknown bool) error
 					break
 				}
 				if arg.IsSubcommand() {
-					var subarg *SubcommandArgument = arg.(*SubcommandArgument)
+					subarg := arg.(*SubcommandArgument)
 					var subparser = subarg.GetSubParser()
 					err = subparser.ParseArgs(args[i+1:], ignore_unknown)
 					break