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390
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1
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2 /*
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3 * Copyright (C) Igor Sysoev
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4 */
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5
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6
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7 #include <ngx_config.h>
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8 #include <ngx_core.h>
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9
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10
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11 char ngx_darwin_kern_ostype[16];
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12 char ngx_darwin_kern_osrelease[128];
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13 int ngx_darwin_hw_ncpu;
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14 int ngx_darwin_kern_ipc_somaxconn;
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15 u_long ngx_darwin_net_inet_tcp_sendspace;
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16
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17
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18 static ngx_os_io_t ngx_darwin_io = {
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19 ngx_unix_recv,
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20 ngx_readv_chain,
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21 ngx_udp_unix_recv,
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22 ngx_unix_send,
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23 #if (NGX_HAVE_SENDFILE)
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24 ngx_darwin_sendfile_chain,
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25 NGX_IO_SENDFILE
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26 #else
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27 ngx_writev_chain,
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28 0
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29 #endif
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30 };
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31
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32
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33 typedef struct {
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34 char *name;
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35 void *value;
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36 size_t size;
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37 ngx_uint_t exists;
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38 } sysctl_t;
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39
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40
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41 sysctl_t sysctls[] = {
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42 { "hw.ncpu",
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43 &ngx_darwin_hw_ncpu,
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44 sizeof(ngx_darwin_hw_ncpu), 0 },
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45
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46 { "net.inet.tcp.sendspace",
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47 &ngx_darwin_net_inet_tcp_sendspace,
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48 sizeof(ngx_darwin_net_inet_tcp_sendspace), 0 },
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49
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50 { "kern.ipc.somaxconn",
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51 &ngx_darwin_kern_ipc_somaxconn,
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52 sizeof(ngx_darwin_kern_ipc_somaxconn), 0 },
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53
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54 { NULL, NULL, 0, 0 }
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55 };
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56
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57
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58 ngx_int_t
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59 ngx_os_specific_init(ngx_log_t *log)
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60 {
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61 size_t size;
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62 ngx_err_t err;
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63 ngx_uint_t i;
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64
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65 size = sizeof(ngx_darwin_kern_ostype);
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418
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66 if (sysctlbyname("kern.ostype", ngx_darwin_kern_ostype, &size, NULL, 0)
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67 == -1)
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68 {
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69 err = ngx_errno;
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70
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71 if (err != NGX_ENOENT) {
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390
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72
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418
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73 ngx_log_error(NGX_LOG_ALERT, log, err,
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74 "sysctlbyname(kern.ostype) failed");
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75
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76 if (err != NGX_ENOMEM) {
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77 return NGX_ERROR;
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78 }
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79
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80 ngx_darwin_kern_ostype[size - 1] = '\0';
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390
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81 }
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82 }
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83
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84 size = sizeof(ngx_darwin_kern_osrelease);
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418
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85 if (sysctlbyname("kern.osrelease", ngx_darwin_kern_osrelease, &size,
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86 NULL, 0)
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87 == -1)
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88 {
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89 err = ngx_errno;
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90
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91 if (err != NGX_ENOENT) {
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390
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92
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418
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93 ngx_log_error(NGX_LOG_ALERT, log, err,
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94 "sysctlbyname(kern.osrelease) failed");
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390
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95
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418
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96 if (err != NGX_ENOMEM) {
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97 return NGX_ERROR;
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98 }
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99
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100 ngx_darwin_kern_osrelease[size - 1] = '\0';
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101 }
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390
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102 }
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103
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104 for (i = 0; sysctls[i].name; i++) {
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105 size = sysctls[i].size;
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106
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107 if (sysctlbyname(sysctls[i].name, sysctls[i].value, &size, NULL, 0)
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108 == 0)
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109 {
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110 sysctls[i].exists = 1;
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111 continue;
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112 }
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113
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114 err = ngx_errno;
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115
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116 if (err == NGX_ENOENT) {
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117 continue;
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118 }
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119
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120 ngx_log_error(NGX_LOG_ALERT, log, err,
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121 "sysctlbyname(%s) failed", sysctls[i].name);
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122 return NGX_ERROR;
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123 }
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124
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125 ngx_ncpu = ngx_darwin_hw_ncpu;
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126
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642
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127 if (ngx_darwin_kern_ipc_somaxconn > 32767) {
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390
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128 ngx_log_error(NGX_LOG_ALERT, log, 0,
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642
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129 "sysctl kern.ipc.somaxconn must be less than 32768");
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390
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130 return NGX_ERROR;
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131 }
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132
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133 ngx_tcp_nodelay_and_tcp_nopush = 1;
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134
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135 ngx_os_io = ngx_darwin_io;
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136
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137 return NGX_OK;
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138 }
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139
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140
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141 void
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142 ngx_os_specific_status(ngx_log_t *log)
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143 {
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144 u_long value;
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145 ngx_uint_t i;
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146
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418
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147 if (ngx_darwin_kern_ostype[0]) {
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148 ngx_log_error(NGX_LOG_NOTICE, log, 0, "OS: %s %s",
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149 ngx_darwin_kern_ostype, ngx_darwin_kern_osrelease);
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150 }
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390
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151
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152 for (i = 0; sysctls[i].name; i++) {
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153 if (sysctls[i].exists) {
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154 if (sysctls[i].size == sizeof(long)) {
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155 value = *(long *) sysctls[i].value;
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156
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157 } else {
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158 value = *(int *) sysctls[i].value;
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159 }
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160
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161 ngx_log_error(NGX_LOG_NOTICE, log, 0, "%s: %l",
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162 sysctls[i].name, value);
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163 }
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164 }
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165 }
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