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1 /* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
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2 *
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3 * Permission is hereby granted, free of charge, to any person obtaining a copy
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4 * of this software and associated documentation files (the "Software"), to
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5 * deal in the Software without restriction, including without limitation the
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6 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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7 * sell copies of the Software, and to permit persons to whom the Software is
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8 * furnished to do so, subject to the following conditions:
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9 *
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10 * The above copyright notice and this permission notice shall be included in
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11 * all copies or substantial portions of the Software.
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12 *
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13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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14 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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15 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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16 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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17 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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18 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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19 * IN THE SOFTWARE.
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20 */
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21
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22 #include "uv.h"
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23 #include "task.h"
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24 #include <string.h>
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25
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26
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27 TEST_IMPL(platform_output) {
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28 char buffer[512];
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29 size_t rss;
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30 size_t size;
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31 double uptime;
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32 uv_pid_t pid;
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33 uv_pid_t ppid;
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34 uv_rusage_t rusage;
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35 uv_cpu_info_t* cpus;
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36 uv_interface_address_t* interfaces;
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37 uv_passwd_t pwd;
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38 uv_group_t grp;
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39 uv_utsname_t uname;
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40 unsigned par;
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41 char* const* member;
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42 int count;
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43 int i;
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44 int err;
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45
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46 err = uv_get_process_title(buffer, sizeof(buffer));
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47 ASSERT_OK(err);
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48 printf("uv_get_process_title: %s\n", buffer);
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49
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50 size = sizeof(buffer);
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51 err = uv_cwd(buffer, &size);
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52 ASSERT_OK(err);
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53 printf("uv_cwd: %s\n", buffer);
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54
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55 err = uv_resident_set_memory(&rss);
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56 #if defined(__MSYS__)
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57 ASSERT_EQ(err, UV_ENOSYS);
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58 #else
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59 ASSERT_OK(err);
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60 printf("uv_resident_set_memory: %llu\n", (unsigned long long) rss);
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61 #endif
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62
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63 err = uv_uptime(&uptime);
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64 #if defined(__PASE__)
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65 ASSERT_EQ(err, UV_ENOSYS);
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66 #else
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67 ASSERT_OK(err);
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68 ASSERT_GT(uptime, 0);
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69 printf("uv_uptime: %f\n", uptime);
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70 #endif
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71
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72 err = uv_getrusage(&rusage);
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73 ASSERT_OK(err);
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74 ASSERT_GE(rusage.ru_utime.tv_sec, 0);
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75 ASSERT_GE(rusage.ru_utime.tv_usec, 0);
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76 ASSERT_GE(rusage.ru_stime.tv_sec, 0);
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77 ASSERT_GE(rusage.ru_stime.tv_usec, 0);
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78 printf("uv_getrusage:\n");
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79 printf(" user: %llu sec %llu microsec\n",
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80 (unsigned long long) rusage.ru_utime.tv_sec,
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81 (unsigned long long) rusage.ru_utime.tv_usec);
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82 printf(" system: %llu sec %llu microsec\n",
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83 (unsigned long long) rusage.ru_stime.tv_sec,
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84 (unsigned long long) rusage.ru_stime.tv_usec);
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85 printf(" page faults: %llu\n", (unsigned long long) rusage.ru_majflt);
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86 printf(" maximum resident set size: %llu\n",
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87 (unsigned long long) rusage.ru_maxrss);
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88
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89 par = uv_available_parallelism();
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90 ASSERT_GE(par, 1);
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91 printf("uv_available_parallelism: %u\n", par);
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92
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93 #ifdef __linux__
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94 FILE* file;
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95 int cgroup_version = 0;
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96 unsigned int cgroup_par = 0;
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97 uint64_t quota, period;
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98
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99 // Attempt to parse cgroup v2 to deduce parallelism constraints
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100 file = fopen("/sys/fs/cgroup/cpu.max", "r");
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101 if (file) {
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102 if (fscanf(file, "%lu %lu", "a, &period) == 2 && quota > 0) {
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103 cgroup_version = 2;
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104 cgroup_par = (unsigned int)(quota / period);
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105 }
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106 fclose(file);
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107 }
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108
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109 // If cgroup v2 wasn't present, try parsing cgroup v1
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110 if (cgroup_version == 0) {
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111 file = fopen("/sys/fs/cgroup/cpu,cpuacct/cpu.cfs_quota_us", "r");
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112 if (file) {
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113 if (fscanf(file, "%lu", "a) == 1 && quota > 0 && quota < ~0ULL) {
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114 fclose(file);
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115 file = fopen("/sys/fs/cgroup/cpu,cpuacct/cpu.cfs_period_us", "r");
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116 if (file && fscanf(file, "%lu", &period) == 1) {
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117 cgroup_version = 1;
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118 cgroup_par = (unsigned int)(quota / period);
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119 }
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120 }
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121 if (file) fclose(file);
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122 }
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123 }
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124
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125 // If we found cgroup parallelism constraints, assert and print them
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126 if (cgroup_par > 0) {
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127 ASSERT_GE(par, cgroup_par);
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128 printf("cgroup v%d available parallelism: %u\n", cgroup_version, cgroup_par);
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129 }
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130 #endif
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131
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132 err = uv_cpu_info(&cpus, &count);
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133 #if defined(__CYGWIN__) || defined(__MSYS__)
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134 ASSERT_EQ(err, UV_ENOSYS);
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135 #else
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136 ASSERT_OK(err);
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137
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138 printf("uv_cpu_info:\n");
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139 for (i = 0; i < count; i++) {
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140 printf(" model: %s\n", cpus[i].model);
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141 printf(" speed: %d\n", cpus[i].speed);
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142 printf(" times.sys: %llu\n", (unsigned long long) cpus[i].cpu_times.sys);
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143 printf(" times.user: %llu\n",
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144 (unsigned long long) cpus[i].cpu_times.user);
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145 printf(" times.idle: %llu\n",
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146 (unsigned long long) cpus[i].cpu_times.idle);
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147 printf(" times.irq: %llu\n", (unsigned long long) cpus[i].cpu_times.irq);
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148 printf(" times.nice: %llu\n",
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149 (unsigned long long) cpus[i].cpu_times.nice);
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150 }
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151 #endif
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152 uv_free_cpu_info(cpus, count);
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153
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154 err = uv_interface_addresses(&interfaces, &count);
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155 ASSERT_OK(err);
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156
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157 printf("uv_interface_addresses:\n");
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158 for (i = 0; i < count; i++) {
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159 printf(" name: %s\n", interfaces[i].name);
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160 printf(" internal: %d\n", interfaces[i].is_internal);
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161 printf(" physical address: ");
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162 printf("%02x:%02x:%02x:%02x:%02x:%02x\n",
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163 (unsigned char)interfaces[i].phys_addr[0],
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164 (unsigned char)interfaces[i].phys_addr[1],
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165 (unsigned char)interfaces[i].phys_addr[2],
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166 (unsigned char)interfaces[i].phys_addr[3],
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167 (unsigned char)interfaces[i].phys_addr[4],
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168 (unsigned char)interfaces[i].phys_addr[5]);
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169
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170 if (interfaces[i].address.address4.sin_family == AF_INET) {
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171 uv_ip4_name(&interfaces[i].address.address4, buffer, sizeof(buffer));
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172 } else if (interfaces[i].address.address4.sin_family == AF_INET6) {
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173 uv_ip6_name(&interfaces[i].address.address6, buffer, sizeof(buffer));
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174 }
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175
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176 printf(" address: %s\n", buffer);
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177
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178 if (interfaces[i].netmask.netmask4.sin_family == AF_INET) {
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179 uv_ip4_name(&interfaces[i].netmask.netmask4, buffer, sizeof(buffer));
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180 printf(" netmask: %s\n", buffer);
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181 } else if (interfaces[i].netmask.netmask4.sin_family == AF_INET6) {
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182 uv_ip6_name(&interfaces[i].netmask.netmask6, buffer, sizeof(buffer));
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183 printf(" netmask: %s\n", buffer);
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184 } else {
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185 printf(" netmask: none\n");
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186 }
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187 }
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188 uv_free_interface_addresses(interfaces, count);
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189
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190 err = uv_os_get_passwd(&pwd);
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191 ASSERT_OK(err);
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192
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193 err = uv_os_get_group(&grp, pwd.gid);
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194 #if defined(_WIN32)
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195 ASSERT_EQ(err, UV_ENOTSUP);
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196 ASSERT_EQ(pwd.uid, (unsigned long) -1);
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197 ASSERT_EQ(pwd.gid, (unsigned long) -1);
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198 (void) member;
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199 grp.groupname = "ENOTSUP";
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200 #else
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201 ASSERT_OK(err);
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202 ASSERT_EQ(pwd.gid, grp.gid);
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203 #endif
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204
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205 printf("uv_os_get_passwd:\n");
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206 printf(" euid: %ld\n", pwd.uid);
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207 printf(" gid: %ld (%s)\n", pwd.gid, grp.groupname);
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208 #if !defined(_WIN32)
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209 printf(" members: [");
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210 for (member = grp.members; *member != NULL; member++) {
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211 printf(" %s", *member);
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212 }
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213 printf(" ]\n");
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214 #endif
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215 printf(" username: %s\n", pwd.username);
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216 if (pwd.shell != NULL) /* Not set on Windows */
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217 printf(" shell: %s\n", pwd.shell);
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218 printf(" home directory: %s\n", pwd.homedir);
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219 uv_os_free_passwd(&pwd);
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220 #if !defined(_WIN32)
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221 uv_os_free_group(&grp);
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222 #endif
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223
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224 pid = uv_os_getpid();
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225 ASSERT_GT(pid, 0);
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226 printf("uv_os_getpid: %d\n", (int) pid);
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227 ppid = uv_os_getppid();
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228 ASSERT_GT(ppid, 0);
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229 printf("uv_os_getppid: %d\n", (int) ppid);
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230
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231 err = uv_os_uname(&uname);
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232 ASSERT_OK(err);
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233 printf("uv_os_uname:\n");
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234 printf(" sysname: %s\n", uname.sysname);
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235 printf(" release: %s\n", uname.release);
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236 printf(" version: %s\n", uname.version);
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237 printf(" machine: %s\n", uname.machine);
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238
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239 err = uv_getrusage_thread(&rusage);
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240 if (err != UV_ENOTSUP) {
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241 ASSERT_OK(err);
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242 ASSERT_UINT64_GE(rusage.ru_utime.tv_sec, 0);
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243 ASSERT_UINT64_GE(rusage.ru_utime.tv_usec, 0);
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244 ASSERT_UINT64_GE(rusage.ru_stime.tv_sec, 0);
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245 ASSERT_UINT64_GE(rusage.ru_stime.tv_usec, 0);
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246 printf("uv_getrusage_thread:\n");
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247 printf(" user: %llu sec %llu microsec\n",
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248 (unsigned long long) rusage.ru_utime.tv_sec,
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249 (unsigned long long) rusage.ru_utime.tv_usec);
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250 printf(" system: %llu sec %llu microsec\n",
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251 (unsigned long long) rusage.ru_stime.tv_sec,
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252 (unsigned long long) rusage.ru_stime.tv_usec);
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253 printf(" page faults: %llu\n", (unsigned long long) rusage.ru_majflt);
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254 printf(" maximum resident set size: %llu\n",
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255 (unsigned long long) rusage.ru_maxrss);
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256 }
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257
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258 return 0;
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259 }
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