0
|
1
|
|
2 /*
|
|
3 * Copyright (C) Igor Sysoev
|
|
4 */
|
|
5
|
|
6
|
|
7 #include <ngx_config.h>
|
|
8 #include <ngx_core.h>
|
|
9
|
|
10
|
|
11 /* FreeBSD 3.0 at least */
|
222
|
12 char ngx_freebsd_kern_ostype[16];
|
|
13 char ngx_freebsd_kern_osrelease[128];
|
|
14 int ngx_freebsd_kern_osreldate;
|
|
15 int ngx_freebsd_hw_ncpu;
|
|
16 int ngx_freebsd_kern_ipc_somaxconn;
|
|
17 u_long ngx_freebsd_net_inet_tcp_sendspace;
|
0
|
18
|
|
19 /* FreeBSD 4.9 */
|
222
|
20 int ngx_freebsd_machdep_hlt_logical_cpus;
|
0
|
21
|
|
22 /* FreeBSD 5.0 */
|
222
|
23 int ngx_freebsd_kern_ipc_zero_copy_send;
|
0
|
24
|
|
25
|
358
|
26 ngx_uint_t ngx_freebsd_sendfile_nbytes_bug;
|
|
27 ngx_uint_t ngx_freebsd_use_tcp_nopush;
|
|
28 ngx_uint_t ngx_freebsd_debug_malloc;
|
0
|
29
|
|
30
|
88
|
31 static ngx_os_io_t ngx_freebsd_io = {
|
0
|
32 ngx_unix_recv,
|
|
33 ngx_readv_chain,
|
354
|
34 ngx_udp_unix_recv,
|
0
|
35 ngx_unix_send,
|
18
|
36 #if (NGX_HAVE_SENDFILE)
|
0
|
37 ngx_freebsd_sendfile_chain,
|
|
38 NGX_IO_SENDFILE
|
|
39 #else
|
|
40 ngx_writev_chain,
|
|
41 0
|
|
42 #endif
|
|
43 };
|
|
44
|
|
45
|
|
46 typedef struct {
|
|
47 char *name;
|
222
|
48 void *value;
|
0
|
49 size_t size;
|
|
50 ngx_uint_t exists;
|
|
51 } sysctl_t;
|
|
52
|
|
53
|
|
54 sysctl_t sysctls[] = {
|
|
55 { "hw.ncpu",
|
|
56 &ngx_freebsd_hw_ncpu,
|
222
|
57 sizeof(ngx_freebsd_hw_ncpu), 0 },
|
0
|
58
|
|
59 { "machdep.hlt_logical_cpus",
|
|
60 &ngx_freebsd_machdep_hlt_logical_cpus,
|
222
|
61 sizeof(ngx_freebsd_machdep_hlt_logical_cpus), 0 },
|
0
|
62
|
|
63 { "net.inet.tcp.sendspace",
|
|
64 &ngx_freebsd_net_inet_tcp_sendspace,
|
222
|
65 sizeof(ngx_freebsd_net_inet_tcp_sendspace), 0 },
|
0
|
66
|
50
|
67 { "kern.ipc.somaxconn",
|
|
68 &ngx_freebsd_kern_ipc_somaxconn,
|
222
|
69 sizeof(ngx_freebsd_kern_ipc_somaxconn), 0 },
|
50
|
70
|
0
|
71 { "kern.ipc.zero_copy.send",
|
|
72 &ngx_freebsd_kern_ipc_zero_copy_send,
|
222
|
73 sizeof(ngx_freebsd_kern_ipc_zero_copy_send), 0 },
|
0
|
74
|
|
75 { NULL, NULL, 0, 0 }
|
|
76 };
|
|
77
|
|
78
|
88
|
79 void
|
|
80 ngx_debug_init()
|
0
|
81 {
|
96
|
82 #if (NGX_DEBUG_MALLOC)
|
0
|
83
|
|
84 #if __FreeBSD_version >= 500014
|
|
85 _malloc_options = "J";
|
|
86 #else
|
|
87 malloc_options = "J";
|
|
88 #endif
|
|
89
|
358
|
90 ngx_freebsd_debug_malloc = 1;
|
|
91
|
|
92 #else
|
|
93 char *mo;
|
|
94
|
|
95 mo = getenv("MALLOC_OPTIONS");
|
|
96
|
|
97 if (mo && ngx_strchr(mo, 'J')) {
|
|
98 ngx_freebsd_debug_malloc = 1;
|
|
99 }
|
0
|
100 #endif
|
|
101 }
|
|
102
|
|
103
|
88
|
104 ngx_int_t
|
|
105 ngx_os_specific_init(ngx_log_t *log)
|
0
|
106 {
|
50
|
107 int version, somaxconn;
|
0
|
108 size_t size;
|
|
109 ngx_err_t err;
|
|
110 ngx_uint_t i;
|
|
111
|
|
112 size = sizeof(ngx_freebsd_kern_ostype);
|
|
113 if (sysctlbyname("kern.ostype",
|
|
114 ngx_freebsd_kern_ostype, &size, NULL, 0) == -1) {
|
|
115 ngx_log_error(NGX_LOG_ALERT, log, ngx_errno,
|
|
116 "sysctlbyname(kern.ostype) failed");
|
10
|
117
|
|
118 if (ngx_errno != NGX_ENOMEM) {
|
|
119 return NGX_ERROR;
|
|
120 }
|
|
121
|
|
122 ngx_freebsd_kern_ostype[size - 1] = '\0';
|
0
|
123 }
|
|
124
|
|
125 size = sizeof(ngx_freebsd_kern_osrelease);
|
|
126 if (sysctlbyname("kern.osrelease",
|
|
127 ngx_freebsd_kern_osrelease, &size, NULL, 0) == -1) {
|
|
128 ngx_log_error(NGX_LOG_ALERT, log, ngx_errno,
|
|
129 "sysctlbyname(kern.osrelease) failed");
|
10
|
130
|
|
131 if (ngx_errno != NGX_ENOMEM) {
|
|
132 return NGX_ERROR;
|
|
133 }
|
|
134
|
|
135 ngx_freebsd_kern_osrelease[size - 1] = '\0';
|
0
|
136 }
|
|
137
|
|
138
|
|
139 size = sizeof(int);
|
|
140 if (sysctlbyname("kern.osreldate",
|
|
141 &ngx_freebsd_kern_osreldate, &size, NULL, 0) == -1) {
|
|
142 ngx_log_error(NGX_LOG_ALERT, log, ngx_errno,
|
|
143 "sysctlbyname(kern.osreldate) failed");
|
|
144 return NGX_ERROR;
|
|
145 }
|
|
146
|
|
147 version = ngx_freebsd_kern_osreldate;
|
|
148
|
|
149
|
18
|
150 #if (NGX_HAVE_SENDFILE)
|
0
|
151
|
|
152 /*
|
|
153 * The determination of the sendfile() "nbytes bug" is complex enough.
|
|
154 * There are two sendfile() syscalls: a new #393 has no bug while
|
|
155 * an old #336 has the bug in some versions and has not in others.
|
|
156 * Besides libc_r wrapper also emulates the bug in some versions.
|
|
157 * There is no way to say exactly if syscall #336 in FreeBSD circa 4.6
|
|
158 * has the bug. We use the algorithm that is correct at least for
|
|
159 * RELEASEs and for syscalls only (not libc_r wrapper).
|
|
160 *
|
|
161 * 4.6.1-RELEASE and below have the bug
|
|
162 * 4.6.2-RELEASE and above have the new syscall
|
|
163 *
|
|
164 * We detect the new sendfile() syscall available at the compile time
|
|
165 * to allow an old binary to run correctly on an updated FreeBSD system.
|
|
166 */
|
|
167
|
|
168 #if (__FreeBSD__ == 4 && __FreeBSD_version >= 460102) \
|
|
169 || __FreeBSD_version == 460002 || __FreeBSD_version >= 500039
|
|
170
|
|
171 /* a new syscall without the bug */
|
|
172
|
|
173 ngx_freebsd_sendfile_nbytes_bug = 0;
|
|
174
|
|
175 #else
|
|
176
|
|
177 /* an old syscall that may have the bug */
|
|
178
|
|
179 ngx_freebsd_sendfile_nbytes_bug = 1;
|
|
180
|
|
181 #endif
|
|
182
|
18
|
183 #endif /* NGX_HAVE_SENDFILE */
|
0
|
184
|
|
185
|
|
186 if ((version < 500000 && version >= 440003) || version >= 500017) {
|
|
187 ngx_freebsd_use_tcp_nopush = 1;
|
|
188 }
|
|
189
|
|
190
|
|
191 for (i = 0; sysctls[i].name; i++) {
|
|
192 size = sysctls[i].size;
|
|
193
|
|
194 if (sysctlbyname(sysctls[i].name, sysctls[i].value, &size, NULL, 0)
|
222
|
195 == 0)
|
0
|
196 {
|
|
197 sysctls[i].exists = 1;
|
|
198 continue;
|
|
199 }
|
|
200
|
|
201 err = ngx_errno;
|
|
202
|
|
203 if (err == NGX_ENOENT) {
|
|
204 continue;
|
|
205 }
|
|
206
|
|
207 ngx_log_error(NGX_LOG_ALERT, log, err,
|
|
208 "sysctlbyname(%s) failed", sysctls[i].name);
|
|
209 return NGX_ERROR;
|
|
210 }
|
|
211
|
|
212 if (ngx_freebsd_machdep_hlt_logical_cpus) {
|
|
213 ngx_ncpu = ngx_freebsd_hw_ncpu / 2;
|
222
|
214
|
0
|
215 } else {
|
|
216 ngx_ncpu = ngx_freebsd_hw_ncpu;
|
|
217 }
|
|
218
|
222
|
219 somaxconn = version < 600008 ? 32676 : 65535;
|
50
|
220
|
|
221 if (ngx_freebsd_kern_ipc_somaxconn > somaxconn) {
|
|
222 ngx_log_error(NGX_LOG_ALERT, log, 0,
|
|
223 "sysctl kern.ipc.somaxconn must be no more than %d",
|
|
224 somaxconn);
|
|
225 return NGX_ERROR;
|
|
226 }
|
2
|
227
|
22
|
228 ngx_tcp_nodelay_and_tcp_nopush = 1;
|
|
229
|
88
|
230 ngx_os_io = ngx_freebsd_io;
|
22
|
231
|
88
|
232 return NGX_OK;
|
0
|
233 }
|
|
234
|
|
235
|
88
|
236 void
|
|
237 ngx_os_specific_status(ngx_log_t *log)
|
0
|
238 {
|
222
|
239 u_long value;
|
0
|
240 ngx_uint_t i;
|
|
241
|
80
|
242 ngx_log_error(NGX_LOG_NOTICE, log, 0, "OS: %s %s",
|
0
|
243 ngx_freebsd_kern_ostype, ngx_freebsd_kern_osrelease);
|
|
244
|
|
245 #ifdef __DragonFly_version
|
80
|
246 ngx_log_error(NGX_LOG_NOTICE, log, 0,
|
0
|
247 "kern.osreldate: %d, built on %d",
|
|
248 ngx_freebsd_kern_osreldate, __DragonFly_version);
|
|
249 #else
|
80
|
250 ngx_log_error(NGX_LOG_NOTICE, log, 0,
|
0
|
251 "kern.osreldate: %d, built on %d",
|
|
252 ngx_freebsd_kern_osreldate, __FreeBSD_version);
|
|
253 #endif
|
|
254
|
|
255 for (i = 0; sysctls[i].name; i++) {
|
|
256 if (sysctls[i].exists) {
|
222
|
257 if (sysctls[i].size == sizeof(long)) {
|
|
258 value = *(long *) sysctls[i].value;
|
|
259
|
|
260 } else {
|
|
261 value = *(int *) sysctls[i].value;
|
|
262 }
|
|
263
|
|
264 ngx_log_error(NGX_LOG_NOTICE, log, 0, "%s: %l",
|
|
265 sysctls[i].name, value);
|
0
|
266 }
|
|
267 }
|
|
268 }
|