1 | /* |
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2 | * Copyright (c) 2006-2007 XenSource, Inc. |
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3 | * |
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4 | * This library is free software; you can redistribute it and/or |
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5 | * modify it under the terms of the GNU Lesser General Public |
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6 | * License as published by the Free Software Foundation; either |
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7 | * version 2.1 of the License, or (at your option) any later version. |
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8 | * |
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9 | * This library is distributed in the hope that it will be useful, |
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10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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12 | * Lesser General Public License for more details. |
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13 | * |
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14 | * You should have received a copy of the GNU Lesser General Public |
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15 | * License along with this library; if not, write to the Free Software |
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16 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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17 | */ |
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18 | |
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19 | #define _GNU_SOURCE |
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20 | #include <assert.h> |
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21 | #include <inttypes.h> |
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22 | #include <stdlib.h> |
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23 | #include <stdio.h> |
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24 | #include <string.h> |
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25 | |
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26 | #include <libxml/parser.h> |
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27 | #include <curl/curl.h> |
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28 | #include <xen/api/xen_all.h> |
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29 | |
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30 | //#define PRINT_XML |
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31 | |
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32 | static void usage() |
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33 | { |
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34 | fprintf(stderr, |
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35 | "Usage:\n" |
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36 | "\n" |
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37 | " test_bindings <url> <username> <password>\n" |
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38 | "\n" |
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39 | "where\n" |
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40 | " <url> is a fragment of the server's URL, e.g. localhost:8005/RPC2;\n" |
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41 | " <username> is the username to use at the server; and\n" |
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42 | " <password> is the password.\n"); |
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43 | |
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44 | exit(EXIT_FAILURE); |
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45 | } |
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46 | |
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47 | |
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48 | static char *url; |
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49 | |
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50 | |
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51 | typedef struct |
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52 | { |
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53 | xen_result_func func; |
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54 | void *handle; |
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55 | } xen_comms; |
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56 | |
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57 | |
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58 | static xen_vm create_new_vm(xen_session *session, bool hvm); |
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59 | static void print_session_info(xen_session *session); |
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60 | static void print_methods(xen_session *session); |
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61 | static void print_vm_power_state(xen_session *session, xen_vm vm); |
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62 | static void print_vm_metrics(xen_session *session, xen_vm vm); |
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63 | |
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64 | |
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65 | static size_t |
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66 | write_func(void *ptr, size_t size, size_t nmemb, xen_comms *comms) |
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67 | { |
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68 | size_t n = size * nmemb; |
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69 | #ifdef PRINT_XML |
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70 | printf("\n\n---Result from server -----------------------\n"); |
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71 | printf("%s\n",((char*) ptr)); |
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72 | fflush(stdout); |
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73 | #endif |
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74 | return comms->func(ptr, n, comms->handle) ? n : 0; |
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75 | } |
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76 | |
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77 | |
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78 | static int |
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79 | call_func(const void *data, size_t len, void *user_handle, |
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80 | void *result_handle, xen_result_func result_func) |
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81 | { |
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82 | (void)user_handle; |
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83 | |
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84 | #ifdef PRINT_XML |
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85 | printf("\n\n---Data to server: -----------------------\n"); |
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86 | printf("%s\n",((char*) data)); |
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87 | fflush(stdout); |
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88 | #endif |
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89 | |
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90 | CURL *curl = curl_easy_init(); |
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91 | if (!curl) { |
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92 | return -1; |
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93 | } |
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94 | |
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95 | xen_comms comms = { |
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96 | .func = result_func, |
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97 | .handle = result_handle |
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98 | }; |
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99 | |
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100 | curl_easy_setopt(curl, CURLOPT_URL, url); |
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101 | curl_easy_setopt(curl, CURLOPT_NOPROGRESS, 1); |
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102 | curl_easy_setopt(curl, CURLOPT_MUTE, 1); |
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103 | curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, &write_func); |
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104 | curl_easy_setopt(curl, CURLOPT_WRITEDATA, &comms); |
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105 | curl_easy_setopt(curl, CURLOPT_POST, 1); |
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106 | curl_easy_setopt(curl, CURLOPT_POSTFIELDS, data); |
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107 | curl_easy_setopt(curl, CURLOPT_POSTFIELDSIZE, len); |
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108 | |
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109 | CURLcode result = curl_easy_perform(curl); |
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110 | |
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111 | curl_easy_cleanup(curl); |
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112 | |
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113 | return result; |
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114 | } |
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115 | |
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116 | |
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117 | static void print_error(xen_session *session) |
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118 | { |
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119 | fprintf(stderr, "Error: %d", session->error_description_count); |
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120 | for (int i = 0; i < session->error_description_count; i++) |
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121 | { |
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122 | fprintf(stderr, "%s ", session->error_description[i]); |
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123 | } |
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124 | fprintf(stderr, "\n"); |
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125 | } |
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126 | |
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127 | |
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128 | int main(int argc, char **argv) |
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129 | { |
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130 | if (argc != 4) |
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131 | { |
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132 | usage(); |
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133 | } |
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134 | |
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135 | url = argv[1]; |
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136 | char *username = argv[2]; |
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137 | char *password = argv[3]; |
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138 | |
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139 | xmlInitParser(); |
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140 | xen_init(); |
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141 | curl_global_init(CURL_GLOBAL_ALL); |
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142 | |
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143 | #define CLEANUP \ |
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144 | do { \ |
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145 | xen_session_logout(session); \ |
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146 | curl_global_cleanup(); \ |
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147 | xen_fini(); \ |
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148 | xmlCleanupParser(); \ |
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149 | } while(0) \ |
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150 | |
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151 | |
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152 | xen_session *session = |
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153 | xen_session_login_with_password(call_func, NULL, username, password); |
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154 | |
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155 | print_session_info(session); |
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156 | if (!session->ok) |
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157 | { |
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158 | /* Error has been logged, just clean up. */ |
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159 | CLEANUP; |
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160 | return 1; |
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161 | } |
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162 | |
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163 | print_methods(session); |
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164 | if (!session->ok) |
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165 | { |
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166 | /* Error has been logged, just clean up. */ |
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167 | CLEANUP; |
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168 | return 1; |
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169 | } |
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170 | |
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171 | xen_vm vm; |
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172 | if (!xen_vm_get_by_uuid(session, &vm, |
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173 | "00000000-0000-0000-0000-000000000000")) |
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174 | { |
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175 | print_error(session); |
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176 | CLEANUP; |
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177 | return 1; |
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178 | } |
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179 | |
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180 | char *vm_uuid; |
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181 | if (!xen_vm_get_uuid(session, &vm_uuid, vm)) |
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182 | { |
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183 | print_error(session); |
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184 | xen_vm_free(vm); |
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185 | CLEANUP; |
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186 | return 1; |
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187 | } |
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188 | |
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189 | char *vm_uuid_bytes; |
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190 | if (!xen_uuid_string_to_bytes(vm_uuid, &vm_uuid_bytes)) |
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191 | { |
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192 | fprintf(stderr, "xen_uuid_string_to_bytes failed.\n"); |
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193 | xen_uuid_free(vm_uuid); |
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194 | xen_vm_free(vm); |
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195 | CLEANUP; |
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196 | return 1; |
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197 | } |
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198 | |
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199 | xen_vm_record *vm_record; |
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200 | if (!xen_vm_get_record(session, &vm_record, vm)) |
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201 | { |
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202 | print_error(session); |
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203 | xen_uuid_bytes_free(vm_uuid_bytes); |
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204 | xen_uuid_free(vm_uuid); |
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205 | xen_vm_free(vm); |
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206 | CLEANUP; |
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207 | return 1; |
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208 | } |
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209 | |
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210 | xen_host host; |
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211 | if (!xen_session_get_this_host(session, &host, session)) |
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212 | { |
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213 | print_error(session); |
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214 | xen_vm_record_free(vm_record); |
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215 | xen_uuid_bytes_free(vm_uuid_bytes); |
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216 | xen_uuid_free(vm_uuid); |
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217 | xen_vm_free(vm); |
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218 | CLEANUP; |
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219 | return 1; |
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220 | } |
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221 | |
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222 | xen_string_string_map *versions; |
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223 | if (!xen_host_get_software_version(session, &versions, host)) |
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224 | { |
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225 | print_error(session); |
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226 | xen_host_free(host); |
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227 | xen_vm_record_free(vm_record); |
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228 | xen_uuid_bytes_free(vm_uuid_bytes); |
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229 | xen_uuid_free(vm_uuid); |
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230 | xen_vm_free(vm); |
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231 | CLEANUP; |
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232 | return 1; |
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233 | } |
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234 | |
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235 | char *dmesg; |
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236 | if (!xen_host_dmesg(session, &dmesg, host)) |
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237 | { |
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238 | print_error(session); |
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239 | xen_string_string_map_free(versions); |
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240 | xen_host_free(host); |
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241 | xen_vm_record_free(vm_record); |
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242 | xen_uuid_bytes_free(vm_uuid_bytes); |
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243 | xen_uuid_free(vm_uuid); |
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244 | xen_vm_free(vm); |
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245 | CLEANUP; |
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246 | return 1; |
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247 | } |
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248 | |
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249 | xen_string_set *supported_bootloaders; |
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250 | if (!xen_host_get_supported_bootloaders(session, &supported_bootloaders, |
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251 | host)) |
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252 | { |
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253 | print_error(session); |
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254 | free(dmesg); |
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255 | xen_string_string_map_free(versions); |
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256 | xen_host_free(host); |
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257 | xen_vm_record_free(vm_record); |
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258 | xen_uuid_bytes_free(vm_uuid_bytes); |
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259 | xen_uuid_free(vm_uuid); |
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260 | xen_vm_free(vm); |
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261 | CLEANUP; |
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262 | return 1; |
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263 | } |
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264 | |
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265 | xen_string_set *capabilities; |
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266 | if (!xen_host_get_capabilities(session, &capabilities, host)) |
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267 | { |
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268 | print_error(session); |
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269 | free(dmesg); |
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270 | xen_string_set_free(supported_bootloaders); |
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271 | xen_string_string_map_free(versions); |
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272 | xen_host_free(host); |
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273 | xen_vm_record_free(vm_record); |
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274 | xen_uuid_bytes_free(vm_uuid_bytes); |
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275 | xen_uuid_free(vm_uuid); |
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276 | xen_vm_free(vm); |
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277 | CLEANUP; |
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278 | return 1; |
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279 | } |
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280 | |
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281 | xen_string_string_map *cpu_configuration; |
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282 | if (!xen_host_get_cpu_configuration(session, &cpu_configuration, host)) |
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283 | { |
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284 | print_error(session); |
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285 | free(dmesg); |
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286 | xen_string_set_free(capabilities); |
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287 | xen_string_set_free(supported_bootloaders); |
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288 | xen_string_string_map_free(versions); |
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289 | xen_host_free(host); |
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290 | xen_vm_record_free(vm_record); |
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291 | xen_uuid_bytes_free(vm_uuid_bytes); |
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292 | xen_uuid_free(vm_uuid); |
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293 | xen_vm_free(vm); |
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294 | CLEANUP; |
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295 | return 1; |
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296 | } |
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297 | |
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298 | char *sched_policy; |
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299 | if (!xen_host_get_sched_policy(session, &sched_policy, host)) |
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300 | { |
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301 | print_error(session); |
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302 | xen_string_string_map_free(cpu_configuration); |
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303 | xen_string_set_free(capabilities); |
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304 | xen_string_set_free(supported_bootloaders); |
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305 | xen_string_string_map_free(versions); |
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306 | xen_host_free(host); |
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307 | xen_vm_record_free(vm_record); |
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308 | xen_uuid_bytes_free(vm_uuid_bytes); |
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309 | xen_uuid_free(vm_uuid); |
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310 | xen_vm_free(vm); |
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311 | CLEANUP; |
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312 | return 1; |
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313 | } |
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314 | |
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315 | printf("%s.\n", vm_uuid); |
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316 | |
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317 | printf("In bytes, the VM UUID is "); |
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318 | for (int i = 0; i < 15; i++) |
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319 | { |
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320 | printf("%x, ", (unsigned int)vm_uuid_bytes[i]); |
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321 | } |
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322 | printf("%x.\n", (unsigned int)vm_uuid_bytes[15]); |
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323 | |
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324 | printf("%zd.\n", versions->size); |
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325 | |
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326 | for (size_t i = 0; i < versions->size; i++) |
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327 | { |
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328 | printf("%s -> %s.\n", versions->contents[i].key, |
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329 | versions->contents[i].val); |
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330 | } |
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331 | |
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332 | printf("Host dmesg follows:\n%s\n\n", dmesg); |
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333 | |
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334 | printf("Host supports the following bootloaders:"); |
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335 | for (size_t i = 0; i < supported_bootloaders->size; i++) |
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336 | { |
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337 | printf(" %s", supported_bootloaders->contents[i]); |
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338 | } |
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339 | printf("\n"); |
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340 | |
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341 | printf("Host has the following capabilities:"); |
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342 | for (size_t i = 0; i < capabilities->size; i++) |
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343 | { |
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344 | printf(" %s", capabilities->contents[i]); |
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345 | } |
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346 | printf("\n"); |
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347 | |
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348 | printf("Host has the following CPU configuration:\n"); |
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349 | for (size_t i = 0; i < cpu_configuration->size; i++) |
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350 | { |
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351 | printf(" %s -> %s.\n", cpu_configuration->contents[i].key, |
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352 | cpu_configuration->contents[i].val); |
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353 | } |
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354 | |
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355 | printf("Current scheduler policy: %s.\n\n", sched_policy); |
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356 | |
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357 | printf("%s.\n", vm_record->uuid); |
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358 | |
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359 | printf("Resident on %s.\n", (char *)vm_record->resident_on->u.handle); |
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360 | |
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361 | printf("%s.\n", xen_vm_power_state_to_string(vm_record->power_state)); |
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362 | |
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363 | xen_uuid_bytes_free(vm_uuid_bytes); |
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364 | xen_uuid_free(vm_uuid); |
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365 | |
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366 | xen_vm_record_free(vm_record); |
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367 | |
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368 | xen_host_free(host); |
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369 | xen_string_string_map_free(versions); |
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370 | free(dmesg); |
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371 | xen_string_set_free(supported_bootloaders); |
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372 | xen_string_set_free(capabilities); |
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373 | xen_string_string_map_free(cpu_configuration); |
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374 | free(sched_policy); |
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375 | |
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376 | print_vm_metrics(session, vm); |
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377 | if (!session->ok) |
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378 | { |
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379 | /* Error has been logged, just clean up. */ |
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380 | xen_vm_free(vm); |
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381 | CLEANUP; |
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382 | return 1; |
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383 | } |
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384 | |
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385 | xen_vm_free(vm); |
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386 | |
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387 | xen_vm new_vm = create_new_vm(session, true); |
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388 | if (!session->ok) |
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389 | { |
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390 | /* Error has been logged, just clean up. */ |
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391 | CLEANUP; |
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392 | return 1; |
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393 | } |
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394 | |
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395 | print_vm_power_state(session, new_vm); |
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396 | if (!session->ok) |
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397 | { |
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398 | /* Error has been logged, just clean up. */ |
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399 | xen_vm_free(new_vm); |
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400 | CLEANUP; |
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401 | return 1; |
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402 | } |
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403 | |
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404 | xen_vm_free(new_vm); |
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405 | CLEANUP; |
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406 | |
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407 | return 0; |
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408 | } |
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409 | |
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410 | |
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411 | /** |
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412 | * Creation of a new VM, using the Named Parameters idiom. Allocate the |
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413 | * xen_vm_record here, but the sets through the library. Either |
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414 | * allocation patterns can be used, as long as the allocation and free are |
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415 | * paired correctly. |
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416 | */ |
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417 | static xen_vm create_new_vm(xen_session *session, bool hvm) |
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418 | { |
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419 | xen_string_string_map *vcpus_params = xen_string_string_map_alloc(1); |
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420 | vcpus_params->contents[0].key = strdup("weight"); |
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421 | vcpus_params->contents[0].val = strdup("300"); |
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422 | |
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423 | xen_string_string_map *hvm_boot_params; |
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424 | if (hvm) |
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425 | { |
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426 | hvm_boot_params = xen_string_string_map_alloc(1); |
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427 | hvm_boot_params->contents[0].key = strdup("order"); |
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428 | hvm_boot_params->contents[0].val = strdup("cd"); |
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429 | } |
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430 | else |
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431 | { |
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432 | hvm_boot_params = NULL; |
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433 | } |
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434 | |
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435 | xen_vm_record vm_record = |
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436 | { |
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437 | .name_label = hvm ? "NewHVM" : "NewPV", |
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438 | .name_description = hvm ? "New HVM VM" : "New PV VM", |
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439 | .user_version = 1, |
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440 | .is_a_template = false, |
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441 | .memory_static_max = 256 * 1024 * 1024, |
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442 | .memory_dynamic_max = 256 * 1024 * 1024, |
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443 | .memory_dynamic_min = 128 * 1024 * 1024, |
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444 | .memory_static_min = 128 * 1024 * 1024, |
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445 | .vcpus_params = vcpus_params, |
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446 | .vcpus_max = 4, |
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447 | .vcpus_at_startup = 2, |
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448 | .actions_after_shutdown = XEN_ON_NORMAL_EXIT_DESTROY, |
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449 | .actions_after_reboot = XEN_ON_NORMAL_EXIT_RESTART, |
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450 | .actions_after_crash = XEN_ON_CRASH_BEHAVIOUR_RESTART, |
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451 | .hvm_boot_policy = hvm ? "BIOS order" : NULL, |
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452 | .hvm_boot_params = hvm ? hvm_boot_params : NULL, |
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453 | .pv_bootloader = hvm ? NULL : "pygrub", |
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454 | .pv_kernel = hvm ? NULL : "/boot/vmlinuz-2.6.16.33-xen", |
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455 | }; |
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456 | |
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457 | xen_vm vm; |
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458 | xen_vm_create(session, &vm, &vm_record); |
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459 | |
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460 | xen_string_string_map_free(vcpus_params); |
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461 | xen_string_string_map_free(hvm_boot_params); |
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462 | |
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463 | if (!session->ok) |
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464 | { |
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465 | fprintf(stderr, "VM creation failed.\n"); |
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466 | print_error(session); |
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467 | return NULL; |
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468 | } |
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469 | |
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470 | |
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471 | /* |
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472 | * Create a new disk for the new VM. |
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473 | */ |
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474 | xen_sr_set *srs; |
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475 | if (!xen_sr_get_by_name_label(session, &srs, "QCoW") || |
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476 | srs->size < 1) |
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477 | { |
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478 | fprintf(stderr, "SR lookup failed.\n"); |
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479 | print_error(session); |
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480 | xen_vm_free(vm); |
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481 | return NULL; |
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482 | } |
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483 | |
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484 | xen_sr_record_opt sr_record = |
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485 | { |
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486 | .u.handle = srs->contents[0] |
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487 | }; |
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488 | xen_vdi_record vdi0_record = |
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489 | { |
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490 | .name_label = "MyRootFS", |
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491 | .name_description = "MyRootFS description", |
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492 | .sr = &sr_record, |
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493 | .virtual_size = (INT64_C(1) << 30), // 1GiB |
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494 | .type = XEN_VDI_TYPE_SYSTEM, |
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495 | .sharable = false, |
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496 | .read_only = false |
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497 | }; |
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498 | |
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499 | xen_vdi vdi0; |
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500 | if (!xen_vdi_create(session, &vdi0, &vdi0_record)) |
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501 | { |
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502 | fprintf(stderr, "VDI creation failed.\n"); |
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503 | print_error(session); |
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504 | |
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505 | xen_sr_set_free(srs); |
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506 | xen_vm_free(vm); |
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507 | return NULL; |
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508 | } |
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509 | |
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510 | |
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511 | xen_vm_record_opt vm_record_opt = |
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512 | { |
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513 | .u.handle = vm |
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514 | }; |
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515 | xen_vdi_record_opt vdi0_record_opt = |
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516 | { |
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517 | .u.handle = vdi0 |
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518 | }; |
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519 | xen_vbd_record vbd0_record = |
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520 | { |
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521 | .vm = &vm_record_opt, |
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522 | .vdi = &vdi0_record_opt, |
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523 | .device = "xvda1", |
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524 | .mode = XEN_VBD_MODE_RW, |
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525 | .bootable = 1, |
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526 | }; |
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527 | |
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528 | xen_vbd vbd0; |
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529 | if (!xen_vbd_create(session, &vbd0, &vbd0_record)) |
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530 | { |
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531 | fprintf(stderr, "VBD creation failed.\n"); |
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532 | print_error(session); |
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533 | |
---|
534 | xen_vdi_free(vdi0); |
---|
535 | xen_sr_set_free(srs); |
---|
536 | xen_vm_free(vm); |
---|
537 | return NULL; |
---|
538 | } |
---|
539 | |
---|
540 | xen_console vnc_console = NULL; |
---|
541 | if (hvm) { |
---|
542 | xen_console_record vnc_console_record = |
---|
543 | { |
---|
544 | .protocol = XEN_CONSOLE_PROTOCOL_RFB, |
---|
545 | .vm = &vm_record_opt, |
---|
546 | }; |
---|
547 | |
---|
548 | if (!xen_console_create(session, &vnc_console, &vnc_console_record)) |
---|
549 | { |
---|
550 | fprintf(stderr, "VNC console creation failed.\n"); |
---|
551 | print_error(session); |
---|
552 | |
---|
553 | xen_vbd_free(vbd0); |
---|
554 | xen_vdi_free(vdi0); |
---|
555 | xen_sr_set_free(srs); |
---|
556 | xen_vm_free(vm); |
---|
557 | return NULL; |
---|
558 | } |
---|
559 | } |
---|
560 | |
---|
561 | char *vm_uuid; |
---|
562 | char *vdi0_uuid; |
---|
563 | char *vbd0_uuid; |
---|
564 | char *vnc_uuid = NULL; |
---|
565 | |
---|
566 | xen_vm_get_uuid(session, &vm_uuid, vm); |
---|
567 | xen_vdi_get_uuid(session, &vdi0_uuid, vdi0); |
---|
568 | xen_vbd_get_uuid(session, &vbd0_uuid, vbd0); |
---|
569 | if (hvm) { |
---|
570 | xen_console_get_uuid(session, &vnc_uuid, vnc_console); |
---|
571 | } |
---|
572 | |
---|
573 | if (!session->ok) |
---|
574 | { |
---|
575 | fprintf(stderr, "get_uuid call failed.\n"); |
---|
576 | print_error(session); |
---|
577 | |
---|
578 | xen_uuid_free(vm_uuid); |
---|
579 | xen_uuid_free(vdi0_uuid); |
---|
580 | xen_uuid_free(vbd0_uuid); |
---|
581 | xen_uuid_free(vnc_uuid); |
---|
582 | xen_vbd_free(vbd0); |
---|
583 | xen_vdi_free(vdi0); |
---|
584 | xen_console_free(vnc_console); |
---|
585 | xen_sr_set_free(srs); |
---|
586 | xen_vm_free(vm); |
---|
587 | return NULL; |
---|
588 | } |
---|
589 | |
---|
590 | if (hvm) { |
---|
591 | printf("Created a new HVM VM, with UUID %s, VDI UUID %s, VBD " |
---|
592 | "UUID %s, and VNC console UUID %s.\n", |
---|
593 | vm_uuid, vdi0_uuid, vbd0_uuid, vnc_uuid); |
---|
594 | } |
---|
595 | else { |
---|
596 | printf("Created a new PV VM, with UUID %s, VDI UUID %s, and VBD " |
---|
597 | "UUID %s.\n", |
---|
598 | vm_uuid, vdi0_uuid, vbd0_uuid); |
---|
599 | } |
---|
600 | |
---|
601 | xen_uuid_free(vm_uuid); |
---|
602 | xen_uuid_free(vdi0_uuid); |
---|
603 | xen_uuid_free(vbd0_uuid); |
---|
604 | xen_uuid_free(vnc_uuid); |
---|
605 | xen_vbd_free(vbd0); |
---|
606 | xen_vdi_free(vdi0); |
---|
607 | xen_console_free(vnc_console); |
---|
608 | xen_sr_set_free(srs); |
---|
609 | |
---|
610 | return vm; |
---|
611 | } |
---|
612 | |
---|
613 | |
---|
614 | /** |
---|
615 | * Print the power state for the given VM. |
---|
616 | */ |
---|
617 | static void print_vm_power_state(xen_session *session, xen_vm vm) |
---|
618 | { |
---|
619 | char *vm_uuid; |
---|
620 | enum xen_vm_power_state power_state; |
---|
621 | |
---|
622 | if (!xen_vm_get_uuid(session, &vm_uuid, vm)) |
---|
623 | { |
---|
624 | print_error(session); |
---|
625 | return; |
---|
626 | } |
---|
627 | |
---|
628 | if (!xen_vm_get_power_state(session, &power_state, vm)) |
---|
629 | { |
---|
630 | xen_uuid_free(vm_uuid); |
---|
631 | print_error(session); |
---|
632 | return; |
---|
633 | } |
---|
634 | |
---|
635 | printf("VM %s power state is %s.\n", vm_uuid, |
---|
636 | xen_vm_power_state_to_string(power_state)); |
---|
637 | |
---|
638 | xen_uuid_free(vm_uuid); |
---|
639 | |
---|
640 | fflush(stdout); |
---|
641 | } |
---|
642 | |
---|
643 | |
---|
644 | /** |
---|
645 | * Workaround for whinging GCCs, as suggested by strftime(3). |
---|
646 | */ |
---|
647 | static size_t my_strftime(char *s, size_t max, const char *fmt, |
---|
648 | const struct tm *tm) |
---|
649 | { |
---|
650 | return strftime(s, max, fmt, tm); |
---|
651 | } |
---|
652 | |
---|
653 | |
---|
654 | /** |
---|
655 | * Print some session details. |
---|
656 | */ |
---|
657 | static void print_session_info(xen_session *session) |
---|
658 | { |
---|
659 | xen_session_record *record; |
---|
660 | if (!xen_session_get_record(session, &record, session)) |
---|
661 | { |
---|
662 | print_error(session); |
---|
663 | return; |
---|
664 | } |
---|
665 | |
---|
666 | printf("Session UUID: %s.\n", record->uuid); |
---|
667 | printf("Session user: %s.\n", record->this_user); |
---|
668 | char time[256]; |
---|
669 | struct tm *tm = localtime(&record->last_active); |
---|
670 | my_strftime(time, 256, "Session last active: %c, local time.\n", tm); |
---|
671 | printf(time); |
---|
672 | |
---|
673 | char *uuid = NULL; |
---|
674 | char *this_user = NULL; |
---|
675 | xen_session_get_uuid(session, &uuid, session); |
---|
676 | xen_session_get_this_user(session, &this_user, session); |
---|
677 | |
---|
678 | if (!session->ok) |
---|
679 | { |
---|
680 | free(uuid); |
---|
681 | free(this_user); |
---|
682 | xen_session_record_free(record); |
---|
683 | print_error(session); |
---|
684 | return; |
---|
685 | } |
---|
686 | |
---|
687 | assert(!strcmp(record->uuid, uuid)); |
---|
688 | assert(!strcmp(record->this_user, this_user)); |
---|
689 | |
---|
690 | free(uuid); |
---|
691 | free(this_user); |
---|
692 | xen_session_record_free(record); |
---|
693 | |
---|
694 | fflush(stdout); |
---|
695 | } |
---|
696 | |
---|
697 | |
---|
698 | static int pstrcmp(const void *p1, const void *p2) |
---|
699 | { |
---|
700 | return strcmp(*(char **)p1, *(char **)p2); |
---|
701 | } |
---|
702 | |
---|
703 | |
---|
704 | /** |
---|
705 | * Print the list of supported methods. |
---|
706 | */ |
---|
707 | static void print_methods(xen_session *session) |
---|
708 | { |
---|
709 | xen_string_set *methods; |
---|
710 | |
---|
711 | if (!xen_host_list_methods(session, &methods)) |
---|
712 | { |
---|
713 | print_error(session); |
---|
714 | goto done; |
---|
715 | } |
---|
716 | |
---|
717 | printf("%zd.\n", methods->size); |
---|
718 | qsort(methods->contents, methods->size, sizeof(char *), pstrcmp); |
---|
719 | |
---|
720 | printf("Supported methods:\n"); |
---|
721 | for (size_t i = 0; i < methods->size; i++) |
---|
722 | { |
---|
723 | printf(" %s\n", methods->contents[i]); |
---|
724 | } |
---|
725 | fflush(stdout); |
---|
726 | |
---|
727 | done: |
---|
728 | xen_string_set_free(methods); |
---|
729 | } |
---|
730 | |
---|
731 | |
---|
732 | /** |
---|
733 | * Print the metrics for the given VM. |
---|
734 | */ |
---|
735 | static void print_vm_metrics(xen_session *session, xen_vm vm) |
---|
736 | { |
---|
737 | xen_vm_metrics vm_metrics; |
---|
738 | if (!xen_vm_get_metrics(session, &vm_metrics, vm)) |
---|
739 | { |
---|
740 | print_error(session); |
---|
741 | return; |
---|
742 | } |
---|
743 | |
---|
744 | xen_vm_metrics_record *vm_metrics_record; |
---|
745 | if (!xen_vm_metrics_get_record(session, &vm_metrics_record, vm_metrics)) |
---|
746 | { |
---|
747 | xen_vm_metrics_free(vm_metrics); |
---|
748 | print_error(session); |
---|
749 | return; |
---|
750 | } |
---|
751 | |
---|
752 | char time[256]; |
---|
753 | struct tm *tm = localtime(&vm_metrics_record->last_updated); |
---|
754 | my_strftime(time, 256, "Metrics updated at %c, local time.\n", tm); |
---|
755 | printf(time); |
---|
756 | |
---|
757 | tm = localtime(&vm_metrics_record->start_time); |
---|
758 | my_strftime(time, 256, "VM running since %c, local time.\n", tm); |
---|
759 | printf(time); |
---|
760 | |
---|
761 | for (size_t i = 0; i < vm_metrics_record->vcpus_utilisation->size; i++) |
---|
762 | { |
---|
763 | printf("%"PRId64" -> %lf.\n", |
---|
764 | vm_metrics_record->vcpus_utilisation->contents[i].key, |
---|
765 | vm_metrics_record->vcpus_utilisation->contents[i].val); |
---|
766 | } |
---|
767 | |
---|
768 | printf("VCPU -> PCPU mapping:\n"); |
---|
769 | for (size_t i = 0; i < vm_metrics_record->vcpus_cpu->size; i++) |
---|
770 | { |
---|
771 | printf(" %"PRId64" -> %"PRId64".\n", |
---|
772 | vm_metrics_record->vcpus_cpu->contents[i].key, |
---|
773 | vm_metrics_record->vcpus_cpu->contents[i].val); |
---|
774 | } |
---|
775 | |
---|
776 | printf("Live scheduling parameters:\n"); |
---|
777 | for (size_t i = 0; i < vm_metrics_record->vcpus_params->size; i++) |
---|
778 | { |
---|
779 | printf(" %s -> %s.\n", |
---|
780 | vm_metrics_record->vcpus_params->contents[i].key, |
---|
781 | vm_metrics_record->vcpus_params->contents[i].val); |
---|
782 | } |
---|
783 | |
---|
784 | for (size_t i = 0; i < vm_metrics_record->vcpus_flags->size; i++) |
---|
785 | { |
---|
786 | printf("%"PRId64" -> ", |
---|
787 | vm_metrics_record->vcpus_flags->contents[i].key); |
---|
788 | xen_string_set *s = vm_metrics_record->vcpus_flags->contents[i].val; |
---|
789 | for (size_t j = 0; j < s->size; j++) |
---|
790 | { |
---|
791 | printf("%s", s->contents[j]); |
---|
792 | if (j + 1 != s->size) |
---|
793 | { |
---|
794 | printf(", "); |
---|
795 | } |
---|
796 | } |
---|
797 | printf("\n"); |
---|
798 | } |
---|
799 | |
---|
800 | xen_vm_metrics_record_free(vm_metrics_record); |
---|
801 | xen_vm_metrics_free(vm_metrics); |
---|
802 | |
---|
803 | fflush(stdout); |
---|
804 | } |
---|