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/*
* Copyright (C) Igor Sysoev
*/
#include <ngx_config.h>
#include <ngx_core.h>
char ngx_darwin_kern_ostype[16];
char ngx_darwin_kern_osrelease[128];
int ngx_darwin_hw_ncpu;
int ngx_darwin_kern_ipc_somaxconn;
u_long ngx_darwin_net_inet_tcp_sendspace;
static ngx_os_io_t ngx_darwin_io = {
ngx_unix_recv,
ngx_readv_chain,
ngx_udp_unix_recv,
ngx_unix_send,
#if (NGX_HAVE_SENDFILE)
ngx_darwin_sendfile_chain,
NGX_IO_SENDFILE
#else
ngx_writev_chain,
0
#endif
};
typedef struct {
char *name;
void *value;
size_t size;
ngx_uint_t exists;
} sysctl_t;
sysctl_t sysctls[] = {
{ "hw.ncpu",
&ngx_darwin_hw_ncpu,
sizeof(ngx_darwin_hw_ncpu), 0 },
{ "net.inet.tcp.sendspace",
&ngx_darwin_net_inet_tcp_sendspace,
sizeof(ngx_darwin_net_inet_tcp_sendspace), 0 },
{ "kern.ipc.somaxconn",
&ngx_darwin_kern_ipc_somaxconn,
sizeof(ngx_darwin_kern_ipc_somaxconn), 0 },
{ NULL, NULL, 0, 0 }
};
ngx_int_t
ngx_os_specific_init(ngx_log_t *log)
{
int somaxconn;
size_t size;
ngx_err_t err;
ngx_uint_t i;
size = sizeof(ngx_darwin_kern_ostype);
if (sysctlbyname("kern.ostype", ngx_darwin_kern_ostype, &size, NULL, 0)
== -1)
{
err = ngx_errno;
if (err != NGX_ENOENT) {
ngx_log_error(NGX_LOG_ALERT, log, err,
"sysctlbyname(kern.ostype) failed");
if (err != NGX_ENOMEM) {
return NGX_ERROR;
}
ngx_darwin_kern_ostype[size - 1] = '\0';
}
}
size = sizeof(ngx_darwin_kern_osrelease);
if (sysctlbyname("kern.osrelease", ngx_darwin_kern_osrelease, &size,
NULL, 0)
== -1)
{
err = ngx_errno;
if (err != NGX_ENOENT) {
ngx_log_error(NGX_LOG_ALERT, log, err,
"sysctlbyname(kern.osrelease) failed");
if (err != NGX_ENOMEM) {
return NGX_ERROR;
}
ngx_darwin_kern_osrelease[size - 1] = '\0';
}
}
for (i = 0; sysctls[i].name; i++) {
size = sysctls[i].size;
if (sysctlbyname(sysctls[i].name, sysctls[i].value, &size, NULL, 0)
== 0)
{
sysctls[i].exists = 1;
continue;
}
err = ngx_errno;
if (err == NGX_ENOENT) {
continue;
}
ngx_log_error(NGX_LOG_ALERT, log, err,
"sysctlbyname(%s) failed", sysctls[i].name);
return NGX_ERROR;
}
ngx_ncpu = ngx_darwin_hw_ncpu;
somaxconn = 32676;
if (ngx_darwin_kern_ipc_somaxconn > somaxconn) {
ngx_log_error(NGX_LOG_ALERT, log, 0,
"sysctl kern.ipc.somaxconn must be no more than %d",
somaxconn);
return NGX_ERROR;
}
ngx_tcp_nodelay_and_tcp_nopush = 1;
ngx_os_io = ngx_darwin_io;
return NGX_OK;
}
void
ngx_os_specific_status(ngx_log_t *log)
{
u_long value;
ngx_uint_t i;
if (ngx_darwin_kern_ostype[0]) {
ngx_log_error(NGX_LOG_NOTICE, log, 0, "OS: %s %s",
ngx_darwin_kern_ostype, ngx_darwin_kern_osrelease);
}
for (i = 0; sysctls[i].name; i++) {
if (sysctls[i].exists) {
if (sysctls[i].size == sizeof(long)) {
value = *(long *) sysctls[i].value;
} else {
value = *(int *) sysctls[i].value;
}
ngx_log_error(NGX_LOG_NOTICE, log, 0, "%s: %l",
sysctls[i].name, value);
}
}
}
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