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Add switches to password/generate (#396)

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This commit is contained in:
Dominic Wong
2022-03-02 17:09:45 +00:00
committed by GitHub
parent fe76efde75
commit bbe83c2af6
4 changed files with 146 additions and 46 deletions
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35
password/examples.json
View File

@@ -1,14 +1,31 @@
{
"generate": [{
"title": "Generate password",
"description": "Generate a strong password",
"run_check": false,
"request": {
"length": 16
"generate": [
{
"title": "Generate password",
"description": "Generate a strong password",
"run_check": false,
"request": {
"length": 16
},
"response": {
"password": "jSUHz74x8qW#aXRe"
}
},
"response": {
"password": "jSUHz74x8qW#aXRe"
{
"title": "Generate password without special characters",
"description": "Generate a password without special characters",
"run_check": true,
"request": {
"length": 16,
"lowercase": true,
"numbers": true,
"special": false,
"uppercase": true
},
"response": {
"password": "Gia6II0TQePjkql1"
}
}
}]
]
}

67
password/handler/password.go
View File

@@ -3,36 +3,32 @@ package handler
import (
"context"
"crypto/rand"
"strings"
pb "github.com/micro/services/password/proto"
)
var (
const (
minLength = 8
special = "!@#$%&*"
numbers = "0123456789"
special = "!@#$%&*"
numbers = "0123456789"
lowercase = "abcdefghijklmnopqrstuvwxyz"
uppercase = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
allChars = special + numbers + lowercase + uppercase
allChars = special + numbers + lowercase + uppercase
)
func random(chars string, i int) string {
bytes := make([]byte, i)
bytes := make([]byte, i)
for {
rand.Read(bytes)
for i, b := range bytes {
bytes[i] = chars[b%byte(len(chars))]
}
break
}
rand.Read(bytes)
for i, b := range bytes {
bytes[i] = chars[b%byte(len(chars))]
}
return string(bytes)
return string(bytes)
}
type Password struct{}
func (p *Password) Generate(ctx context.Context, req *pb.GenerateRequest, rsp *pb.GenerateResponse) error {
@@ -40,10 +36,45 @@ func (p *Password) Generate(ctx context.Context, req *pb.GenerateRequest, rsp *p
req.Length = int32(minLength)
}
// TODO; allow user to specify types of characters
charSpace := ""
if req.Numbers {
charSpace += numbers
}
if req.Lowercase {
charSpace += lowercase
}
if req.Uppercase {
charSpace += uppercase
}
if req.Special {
charSpace += special
}
if len(charSpace) == 0 {
charSpace = allChars
}
// generate and return password
rsp.Password = random(allChars, int(req.Length))
for {
// generate and return password
rsp.Password = random(charSpace, int(req.Length))
// validate we have minimums needed
reqsSatisfied := true
if req.Numbers {
reqsSatisfied = reqsSatisfied && strings.ContainsAny(rsp.Password, numbers)
}
if req.Lowercase {
reqsSatisfied = reqsSatisfied && strings.ContainsAny(rsp.Password, lowercase)
}
if req.Uppercase {
reqsSatisfied = reqsSatisfied && strings.ContainsAny(rsp.Password, uppercase)
}
if req.Special {
reqsSatisfied = reqsSatisfied && strings.ContainsAny(rsp.Password, special)
}
if reqsSatisfied {
break
}
// failed to satisfy all reqs, try again
}
return nil
}

77
password/proto/password.pb.go
View File

@@ -1,7 +1,7 @@
// Code generated by protoc-gen-go. DO NOT EDIT.
// versions:
// protoc-gen-go v1.27.1
// protoc v3.15.6
// protoc-gen-go v1.26.0
// protoc v3.15.5
// source: proto/password.proto
package password
@@ -20,14 +20,22 @@ const (
_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
)
// Generate a strong random password
// Generate a strong random password. Use the switches to control which character types are included, defaults to using all of them
type GenerateRequest struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
unknownFields protoimpl.UnknownFields
// password length; defaults to 16 chars
// password length; defaults to 8 chars
Length int32 `protobuf:"varint,1,opt,name=length,proto3" json:"length,omitempty"`
// include lowercase letters
Lowercase bool `protobuf:"varint,2,opt,name=lowercase,proto3" json:"lowercase,omitempty"`
// include uppercase letters
Uppercase bool `protobuf:"varint,3,opt,name=uppercase,proto3" json:"uppercase,omitempty"`
// include numbers
Numbers bool `protobuf:"varint,4,opt,name=numbers,proto3" json:"numbers,omitempty"`
// include special characters (!@#$%&*)
Special bool `protobuf:"varint,5,opt,name=special,proto3" json:"special,omitempty"`
}
func (x *GenerateRequest) Reset() {
@@ -69,6 +77,34 @@ func (x *GenerateRequest) GetLength() int32 {
return 0
}
func (x *GenerateRequest) GetLowercase() bool {
if x != nil {
return x.Lowercase
}
return false
}
func (x *GenerateRequest) GetUppercase() bool {
if x != nil {
return x.Uppercase
}
return false
}
func (x *GenerateRequest) GetNumbers() bool {
if x != nil {
return x.Numbers
}
return false
}
func (x *GenerateRequest) GetSpecial() bool {
if x != nil {
return x.Special
}
return false
}
type GenerateResponse struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
@@ -122,19 +158,26 @@ var File_proto_password_proto protoreflect.FileDescriptor
var file_proto_password_proto_rawDesc = []byte{
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}
var (

13
password/proto/password.proto
View File

@@ -8,10 +8,19 @@ service Password {
rpc Generate(GenerateRequest) returns (GenerateResponse) {}
}
// Generate a strong random password
// Generate a strong random password. Use the switches to control which character types are included, defaults to using all of them
message GenerateRequest {
// password length; defaults to 16 chars
// password length; defaults to 8 chars
int32 length = 1;
// include lowercase letters
bool lowercase = 2;
// include uppercase letters
bool uppercase = 3;
// include numbers
bool numbers = 4;
// include special characters (!@#$%&*)
bool special = 5;
}
message GenerateResponse {