1 | 'use strict';
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2 |
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3 | const fs = require('fs-extra');
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4 | const tpl = require('./tpl');
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5 | const path = require('path');
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6 | const debug = require('debug')('fun:nas');
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7 | const constants = require('./nas/constants');
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8 | const definition = require('./definition');
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9 | const getProfile = require('./profile').getProfile;
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10 |
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11 | const { green } = require('colors');
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12 | const { sleep } = require('./time');
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13 | const { getNasPopClient } = require('./client');
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14 | const { throwProcessedException } = require('./error-message');
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15 |
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16 | const _ = require('lodash');
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17 |
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18 | const requestOption = {
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19 | method: 'POST'
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20 | };
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21 |
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22 | const NAS_DEFAULT_DESCRIPTION = 'default_nas_created_by_fc_fun';
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23 |
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24 | async function createMountTarget(nasClient, region, fileSystemId, vpcId, vswitchId) {
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25 | const params = {
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26 | 'RegionId': region,
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27 | 'NetworkType': 'Vpc',
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28 | 'FileSystemId': fileSystemId,
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29 | 'AccessGroupName': 'DEFAULT_VPC_GROUP_NAME',
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30 | 'VpcId': vpcId,
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31 | 'VSwitchId': vswitchId
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32 | };
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33 |
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34 | const rs = await nasClient.request('CreateMountTarget', params, requestOption);
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35 |
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36 | const mountTargetDomain = rs.MountTargetDomain;
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37 |
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38 | debug('create mount target rs: %s', mountTargetDomain);
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39 |
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40 | await waitMountPointUntilAvaliable(nasClient, region, fileSystemId, mountTargetDomain);
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41 |
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42 | return mountTargetDomain;
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43 | }
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44 |
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45 | async function waitMountPointUntilAvaliable(nasClient, region, fileSystemId, mountTargetDomain) {
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46 | let count = 0;
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47 | let status;
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48 |
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49 | do {
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50 | count++;
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51 |
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52 | var params = {
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53 | 'RegionId': region,
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54 | 'FileSystemId': fileSystemId,
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55 | 'MountTargetDomain': mountTargetDomain
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56 | };
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57 |
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58 | await sleep(800);
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59 |
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60 | const rs = await nasClient.request('DescribeMountTargets', params, requestOption);
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61 | status = rs.MountTargets.MountTarget[0].Status;
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62 |
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63 | debug('nas status is: ' + status);
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64 |
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65 | console.log(`\t\tnas mount target domain already created, waiting for status to be 'Active', now is ${status}`);
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66 | } while (count < 15 && status !== 'Active');
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67 |
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68 | if (status !== 'Active') { throw new Error(`Timeout while waiting for MountPoint ${mountTargetDomain} status to be 'Active'`); }
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69 | }
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70 |
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71 | async function createDefaultNasIfNotExist(vpcId, vswitchId) {
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72 | const nasClient = await getNasPopClient();
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73 |
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74 | const profile = await getProfile();
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75 | const region = profile.defaultRegion;
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76 |
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77 | const fileSystemId = await createNasFileSystemIfNotExist(nasClient, region);
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78 |
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79 | debug('fileSystemId: %s', fileSystemId);
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80 |
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81 | return await createMountTargetIfNotExist(nasClient, region, fileSystemId, vpcId, vswitchId);
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82 | }
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83 |
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84 | async function findMountTarget(nasClient, region, fileSystemId, vpcId, vswitchId) {
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85 | var params = {
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86 | 'RegionId': region,
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87 | 'FileSystemId': fileSystemId
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88 | };
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89 |
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90 | const rs = await nasClient.request('DescribeMountTargets', params, requestOption);
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91 |
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92 | const mountTargets = rs.MountTargets.MountTarget;
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93 |
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94 |
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95 |
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96 | if (!_.isEmpty(mountTargets)) {
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97 |
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98 | const mountTarget = _.find(mountTargets, {
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99 | 'VpcId': vpcId,
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100 | 'VswId': vswitchId
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101 | });
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102 |
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103 | if (mountTarget) {
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104 | return mountTarget.MountTargetDomain;
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105 | }
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106 | }
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107 |
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108 | return null;
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109 | }
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110 |
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111 | async function createMountTargetIfNotExist(nasClient, region, fileSystemId, vpcId, vswitchId) {
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112 | let mountTargetDomain = await findMountTarget(nasClient, region, fileSystemId, vpcId, vswitchId);
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113 |
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114 | if (mountTargetDomain) {
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115 | console.log(green('\t\tnas file system mount target is already created, mountTargetDomain is: ' + mountTargetDomain));
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116 |
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117 | return mountTargetDomain;
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118 | }
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119 |
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120 |
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121 |
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122 | console.log('\t\tcould not find default nas file system mount target, ready to generate one');
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123 |
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124 | mountTargetDomain = await createMountTarget(nasClient, region, fileSystemId, vpcId, vswitchId);
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125 |
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126 | console.log(green('\t\tdefault nas file system mount target has been generated, mount domain is: ' + mountTargetDomain));
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127 |
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128 | return mountTargetDomain;
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129 | }
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130 |
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131 | async function createNasFileSystemIfNotExist(nasClient, region) {
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132 | let fileSystemId = await findNasFileSystem(nasClient, region, NAS_DEFAULT_DESCRIPTION);
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133 |
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134 | if (!fileSystemId) {
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135 | console.log('\t\tcould not find default nas file system, ready to generate one');
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136 |
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137 | fileSystemId = await createNasFileSystem(nasClient, region);
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138 |
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139 | console.log(green('\t\tdefault nas file system has been generated, fileSystemId is: ' + fileSystemId));
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140 | } else {
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141 | console.log(green('\t\tnas file system already generated, fileSystemId is: ' + fileSystemId));
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142 | }
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143 |
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144 | return fileSystemId;
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145 | }
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146 |
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147 | async function findNasFileSystem(nasClient, region, description) {
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148 |
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149 | const pageSize = 50;
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150 | let requestPageNumber = 0;
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151 | let totalCount;
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152 | let pageNumber;
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153 |
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154 | let fileSystem;
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155 |
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156 | do {
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157 | const params = {
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158 | 'RegionId': region,
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159 | 'PageSize': pageSize,
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160 | 'PageNumber': ++requestPageNumber
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161 | };
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162 |
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163 | var rs;
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164 | try {
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165 | rs = await nasClient.request('DescribeFileSystems', params, requestOption);
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166 | } catch (ex) {
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167 | throwProcessedException(ex, 'AliyunNASFullAccess');
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168 | }
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169 |
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170 | totalCount = rs.TotalCount;
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171 | pageNumber = rs.PageNumber;
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172 |
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173 | const fileSystems = rs.FileSystems.FileSystem;
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174 |
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175 | fileSystem = _.find(fileSystems, { Description: description });
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176 |
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177 | debug('find filesystem: ' + JSON.stringify(fileSystem));
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178 |
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179 | } while (!fileSystem && totalCount && pageNumber && pageNumber * pageSize < totalCount);
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180 |
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181 | return (fileSystem || {}).FileSystemId;
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182 | }
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183 |
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184 | async function createNasFileSystem(nasClient, region) {
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185 | const params = {
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186 | 'RegionId': region,
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187 | 'ProtocolType': 'NFS',
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188 | 'StorageType': 'Performance',
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189 | 'Description': NAS_DEFAULT_DESCRIPTION
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190 | };
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191 |
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192 | const rs = await nasClient.request('CreateFileSystem', params, requestOption);
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193 |
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194 | return rs.FileSystemId;
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195 | }
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196 |
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197 | async function generateAutoNasConfig(serviceName, vpcId, vswitchId, userId, groupId) {
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198 | const mountPointDomain = await createDefaultNasIfNotExist(vpcId, vswitchId);
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199 |
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200 |
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201 |
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202 | if (serviceName.startsWith(constants.FUN_NAS_SERVICE_PREFIX)) {
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203 | serviceName = serviceName.substring(constants.FUN_NAS_SERVICE_PREFIX.length);
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204 | }
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205 | return {
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206 | UserId: userId || 10003,
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207 | GroupId: groupId || 10003,
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208 | MountPoints: [
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209 | {
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210 | ServerAddr: `${mountPointDomain}:/${serviceName}`,
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211 | MountDir: '/mnt/auto'
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212 | }
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213 | ]
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214 | };
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215 | }
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216 |
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217 | const serverAddrReGe = /^[a-z0-9-.]*.nas.[a-z]+.com:\//;
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218 |
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219 | function resolveMountPoint(mountPoint) {
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220 |
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221 | const serverAddr = mountPoint.ServerAddr;
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222 | const mountDir = mountPoint.MountDir;
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223 |
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224 |
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225 | if (!serverAddrReGe.test(serverAddr)) {
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226 | throw new Error(`NasConfig's nas server address '${serverAddr}' doesn't match expected format (allowed: '^[a-z0-9-.]*.nas.[a-z]+.com:/')`);
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227 | }
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228 |
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229 | const suffix = '.com:';
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230 | const index = serverAddr.lastIndexOf(suffix);
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231 |
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232 |
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233 | let mountSource = serverAddr.substr(index + suffix.length);
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234 |
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235 | let serverPath = serverAddr.substr(0, serverAddr.length - mountSource.length - 1);
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236 |
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237 | return {
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238 | serverPath,
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239 | mountSource,
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240 | mountDir,
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241 | serverAddr
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242 | };
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243 | }
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244 |
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245 | async function convertMountPointToNasMapping(nasBaseDir, mountPoint) {
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246 | const { mountSource, mountDir, serverPath } = resolveMountPoint(mountPoint);
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247 |
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248 | const nasDir = path.join(nasBaseDir, serverPath);
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249 |
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250 | if (!(await fs.pathExists(nasDir))) {
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251 | await fs.ensureDir(nasDir);
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252 | }
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253 |
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254 | const localNasDir = path.join(nasDir, mountSource);
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255 |
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256 |
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257 | if (!(await fs.pathExists(localNasDir))) {
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258 | await fs.ensureDir(localNasDir);
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259 | }
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260 |
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261 | return {
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262 | localNasDir,
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263 | remoteNasDir: mountDir
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264 | };
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265 | }
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266 |
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267 | async function convertMountPointsToNasMappings(nasBaseDir, mountPoints) {
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268 | if (!mountPoints) { return []; }
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269 |
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270 | const nasMappings = [];
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271 |
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272 | for (let mountPoint of mountPoints) {
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273 | const nasMapping = await convertMountPointToNasMapping(nasBaseDir, mountPoint);
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274 |
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275 | nasMappings.push(nasMapping);
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276 | }
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277 |
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278 | return nasMappings;
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279 | }
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280 |
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281 | async function convertNasConfigToNasMappings(nasBaseDir, nasConfig, serviceName) {
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282 | if (!nasConfig) { return []; }
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283 |
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284 | const isNasAuto = definition.isNasAutoConfig(nasConfig);
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285 |
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286 | if (isNasAuto) {
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287 | const nasDir = path.join(nasBaseDir, 'auto-default');
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288 |
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289 | const localNasDir = path.join(nasDir, serviceName);
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290 |
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291 | if (!(await fs.pathExists(localNasDir))) {
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292 | await fs.ensureDir(localNasDir);
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293 | }
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294 |
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295 | return [{
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296 | localNasDir,
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297 | remoteNasDir: '/mnt/auto'
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298 | }];
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299 | }
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300 | const mountPoints = nasConfig.MountPoints;
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301 |
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302 | return await convertMountPointsToNasMappings(nasBaseDir, mountPoints);
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303 | }
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304 |
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305 | async function convertTplToServiceNasMappings(nasBaseDir, tpl) {
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306 | const serviceNasMappings = {};
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307 |
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308 | for (const { serviceName, serviceRes } of definition.findServices(tpl.Resources)) {
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309 | const nasConfig = (serviceRes.Properties || {}).NasConfig;
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310 |
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311 | const nasMappings = await convertNasConfigToNasMappings(nasBaseDir, nasConfig, serviceName);
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312 |
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313 | serviceNasMappings[serviceName] = nasMappings;
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314 | }
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315 |
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316 | return serviceNasMappings;
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317 | }
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318 |
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319 | function convertTplToServiceNasIdMappings(tpl) {
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320 | const serviceNasIdMappings = {};
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321 |
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322 | for (const { serviceName, serviceRes } of definition.findServices(tpl.Resources)) {
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323 | const nasConfig = (serviceRes.Properties || {}).NasConfig;
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324 | var nasId;
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325 | if (nasConfig === undefined) {
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326 | nasId = {};
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327 | } else {
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328 | nasId = getNasIdFromNasConfig(nasConfig);
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329 | }
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330 |
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331 | serviceNasIdMappings[serviceName] = nasId;
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332 | }
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333 |
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334 | return serviceNasIdMappings;
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335 | }
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336 |
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337 | function getNasIdFromNasConfig(nasConfig) {
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338 | const { userId, groupId } = definition.getUserIdAndGroupId(nasConfig);
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339 | return {
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340 | UserId: userId,
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341 | GroupId: groupId
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342 | };
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343 | }
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344 |
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345 | function getDefaultNasDir(baseDir) {
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346 | return path.join(baseDir, tpl.DEFAULT_NAS_PATH_SUFFIX);
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347 | }
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348 |
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349 | async function getNasFileSystems(nasClient, region) {
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350 | const pageSize = 50;
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351 | let requestPageNumber = 0;
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352 | let totalCount;
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353 | let pageNumber;
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354 |
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355 | let fileSystems = [];
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356 |
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357 | do {
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358 | const params = {
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359 | 'RegionId': region,
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360 | 'PageSize': pageSize,
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361 | 'PageNumber': ++requestPageNumber
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362 | };
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363 |
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364 | var rs;
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365 | try {
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366 | rs = await nasClient.request('DescribeFileSystems', params, requestOption);
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367 | } catch (ex) {
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368 | throwProcessedException(ex, 'AliyunNASFullAccess');
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369 | }
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370 |
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371 | totalCount = rs.TotalCount;
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372 | pageNumber = rs.PageNumber;
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373 |
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374 | fileSystems.push((rs.FileSystems || {}).FileSystem);
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375 |
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376 | debug('find fileSystems: ' + JSON.stringify(fileSystems));
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377 |
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378 | } while (totalCount && pageNumber && pageNumber * pageSize < totalCount);
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379 |
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380 | return fileSystems;
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381 | }
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382 |
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383 | const FAST_NAS_STORAGE_TYPE = ['standard', 'advance'];
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384 |
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385 | async function getAvailableNasFileSystems(nasClient) {
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386 | const profile = await getProfile();
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387 | const fileSystems = await getNasFileSystems(nasClient, profile.defaultRegion);
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388 | return _.flatten(fileSystems)
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389 | .reduce((acc, cur) => {
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390 |
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391 | if ((cur.Description || '').indexOf('cloudshell') !== -1 || _.includes(FAST_NAS_STORAGE_TYPE, cur.StorageType)) {
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392 | return acc;
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393 | }
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394 | const mountTargets = cur.MountTargets || {};
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395 |
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396 | const availableMounts = [];
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397 | for (const m of mountTargets.MountTarget) {
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398 | if (m.Status === 'active' && m.NetworkType === 'vpc') {
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399 | availableMounts.push(m);
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400 | }
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401 | }
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402 | acc.push({
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403 | fileSystemId: cur.FileSystemId,
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404 | description: cur.Description,
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405 | storageType: cur.StorageType,
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406 | zoneId: cur.ZoneId,
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407 | mountTargets: availableMounts
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408 | });
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409 | return acc;
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410 | }, []);
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411 | }
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412 |
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413 | module.exports = {
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414 | findNasFileSystem,
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415 | findMountTarget,
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416 | createMountTarget,
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417 | generateAutoNasConfig,
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418 | resolveMountPoint,
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419 | convertMountPointToNasMapping,
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420 | convertNasConfigToNasMappings,
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421 | convertTplToServiceNasMappings,
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422 | convertTplToServiceNasIdMappings,
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423 | getNasIdFromNasConfig,
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424 | getDefaultNasDir,
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425 | getAvailableNasFileSystems
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426 | }; |
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