1 /* Licensed to the Apache Software Foundation (ASF) under one or more
2 * contributor license agreements. See the NOTICE file distributed with
3 * this work for additional information regarding copyright ownership.
4 * The ASF licenses this file to You under the Apache License, Version 2.0
5 * (the "License"); you may not use this file except in compliance with
6 * the License. You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 #include "apr_arch_threadproc.h"
18 #include "apr_arch_file_io.h"
19 #include "apr_strings.h"
20 #include "apr_portable.h"
24 apr_status_t apr_netware_proc_cleanup(void *theproc)
26 apr_proc_t *proc = theproc;
28 int waitpid_options = WUNTRACED | WNOHANG;
31 waitpid(proc->pid, &exit_int, waitpid_options);
34 /* NXVmDestroy(proc->pid); */
38 APR_DECLARE(apr_status_t) apr_procattr_create(apr_procattr_t **new,apr_pool_t *pool)
40 (*new) = (apr_procattr_t *)apr_pcalloc(pool, sizeof(apr_procattr_t));
46 (*new)->cmdtype = APR_PROGRAM;
47 /* Default to a current path since NetWare doesn't handle it very well */
48 apr_filepath_get(&((*new)->currdir), APR_FILEPATH_NATIVE, pool);
54 APR_DECLARE(apr_status_t) apr_procattr_io_set(apr_procattr_t *attr, apr_int32_t in,
55 apr_int32_t out, apr_int32_t err)
59 if ((status = apr_file_pipe_create(&attr->child_in, &attr->parent_in,
60 attr->pool)) != APR_SUCCESS) {
66 case APR_PARENT_BLOCK:
67 apr_file_pipe_timeout_set(attr->child_in, 0);
70 apr_file_pipe_timeout_set(attr->parent_in, 0);
73 apr_file_pipe_timeout_set(attr->child_in, 0);
74 apr_file_pipe_timeout_set(attr->parent_in, 0);
78 if ((status = apr_file_pipe_create(&attr->parent_out, &attr->child_out,
79 attr->pool)) != APR_SUCCESS) {
85 case APR_PARENT_BLOCK:
86 apr_file_pipe_timeout_set(attr->child_out, 0);
89 apr_file_pipe_timeout_set(attr->parent_out, 0);
92 apr_file_pipe_timeout_set(attr->child_out, 0);
93 apr_file_pipe_timeout_set(attr->parent_out, 0);
97 if ((status = apr_file_pipe_create(&attr->parent_err, &attr->child_err,
98 attr->pool)) != APR_SUCCESS) {
104 case APR_PARENT_BLOCK:
105 apr_file_pipe_timeout_set(attr->child_err, 0);
107 case APR_CHILD_BLOCK:
108 apr_file_pipe_timeout_set(attr->parent_err, 0);
111 apr_file_pipe_timeout_set(attr->child_err, 0);
112 apr_file_pipe_timeout_set(attr->parent_err, 0);
119 APR_DECLARE(apr_status_t) apr_procattr_child_in_set(apr_procattr_t *attr, apr_file_t *child_in,
120 apr_file_t *parent_in)
122 if (attr->child_in == NULL && attr->parent_in == NULL)
123 apr_file_pipe_create(&attr->child_in, &attr->parent_in, attr->pool);
125 if (child_in != NULL)
126 apr_file_dup2(attr->child_in, child_in, attr->pool);
128 if (parent_in != NULL)
129 apr_file_dup2(attr->parent_in, parent_in, attr->pool);
135 APR_DECLARE(apr_status_t) apr_procattr_child_out_set(apr_procattr_t *attr, apr_file_t *child_out,
136 apr_file_t *parent_out)
138 if (attr->child_out == NULL && attr->parent_out == NULL)
139 apr_file_pipe_create(&attr->child_out, &attr->parent_out, attr->pool);
141 if (child_out != NULL)
142 apr_file_dup2(attr->child_out, child_out, attr->pool);
144 if (parent_out != NULL)
145 apr_file_dup2(attr->parent_out, parent_out, attr->pool);
151 APR_DECLARE(apr_status_t) apr_procattr_child_err_set(apr_procattr_t *attr, apr_file_t *child_err,
152 apr_file_t *parent_err)
154 if (attr->child_err == NULL && attr->parent_err == NULL)
155 apr_file_pipe_create(&attr->child_err, &attr->parent_err, attr->pool);
157 if (child_err != NULL)
158 apr_file_dup2(attr->child_err, child_err, attr->pool);
160 if (parent_err != NULL)
161 apr_file_dup2(attr->parent_err, parent_err, attr->pool);
167 APR_DECLARE(apr_status_t) apr_procattr_dir_set(apr_procattr_t *attr,
170 return apr_filepath_merge(&attr->currdir, NULL, dir,
171 APR_FILEPATH_NATIVE, attr->pool);
174 APR_DECLARE(apr_status_t) apr_procattr_cmdtype_set(apr_procattr_t *attr,
177 /* won't ever be called on this platform, so don't save the flag */
181 APR_DECLARE(apr_status_t) apr_procattr_detach_set(apr_procattr_t *attr, apr_int32_t detach)
183 attr->detached = detach;
188 APR_DECLARE(apr_status_t) apr_proc_fork(apr_proc_t *proc, apr_pool_t *pool)
192 if ((pid = fork()) < 0) {
210 static apr_status_t limit_proc(apr_procattr_t *attr)
212 #if APR_HAVE_STRUCT_RLIMIT && APR_HAVE_SETRLIMIT
214 if (attr->limit_cpu != NULL) {
215 if ((setrlimit(RLIMIT_CPU, attr->limit_cpu)) != 0) {
221 if (attr->limit_nproc != NULL) {
222 if ((setrlimit(RLIMIT_NPROC, attr->limit_nproc)) != 0) {
227 #if defined(RLIMIT_AS)
228 if (attr->limit_mem != NULL) {
229 if ((setrlimit(RLIMIT_AS, attr->limit_mem)) != 0) {
233 #elif defined(RLIMIT_DATA)
234 if (attr->limit_mem != NULL) {
235 if ((setrlimit(RLIMIT_DATA, attr->limit_mem)) != 0) {
239 #elif defined(RLIMIT_VMEM)
240 if (attr->limit_mem != NULL) {
241 if ((setrlimit(RLIMIT_VMEM, attr->limit_mem)) != 0) {
248 * Maybe make a note in error_log that setrlimit isn't supported??
255 APR_DECLARE(apr_status_t) apr_procattr_child_errfn_set(apr_procattr_t *attr,
256 apr_child_errfn_t *errfn)
258 /* won't ever be called on this platform, so don't save the function pointer */
262 APR_DECLARE(apr_status_t) apr_procattr_error_check_set(apr_procattr_t *attr,
265 /* won't ever be used on this platform, so don't save the flag */
269 APR_DECLARE(apr_status_t) apr_procattr_addrspace_set(apr_procattr_t *attr,
270 apr_int32_t addrspace)
272 attr->addrspace = addrspace;
276 APR_DECLARE(apr_status_t) apr_proc_create(apr_proc_t *newproc,
277 const char *progname,
278 const char * const *args,
279 const char * const *env,
280 apr_procattr_t *attr,
286 wire.infd = attr->child_in ? attr->child_in->filedes : FD_UNUSED;
287 wire.outfd = attr->child_out ? attr->child_out->filedes : FD_UNUSED;
288 wire.errfd = attr->child_err ? attr->child_err->filedes : FD_UNUSED;
290 newproc->in = attr->parent_in;
291 newproc->out = attr->parent_out;
292 newproc->err = attr->parent_err;
294 /* attr->detached and PROC_DETACHED do not mean the same thing. attr->detached means
295 * start the NLM in a separate address space. PROC_DETACHED means don't wait for the
296 * NLM to unload by calling wait() or waitpid(), just clean up */
297 addr_space = PROC_LOAD_SILENT | (attr->addrspace ? 0 : PROC_CURRENT_SPACE);
298 addr_space |= (attr->detached ? PROC_DETACHED : 0);
301 char *fullpath = NULL;
304 if ((rv = apr_filepath_merge(&fullpath, attr->currdir, progname,
305 APR_FILEPATH_NATIVE, pool)) != APR_SUCCESS) {
311 if ((newproc->pid = procve(progname, addr_space, (const char**)env, &wire,
312 NULL, NULL, 0, NULL, (const char **)args)) == -1) {
316 if (attr->child_in) {
317 apr_pool_cleanup_kill(apr_file_pool_get(attr->child_in),
318 attr->child_in, apr_unix_file_cleanup);
319 apr_file_close(attr->child_in);
321 if (attr->child_out) {
322 apr_pool_cleanup_kill(apr_file_pool_get(attr->child_out),
323 attr->child_out, apr_unix_file_cleanup);
324 apr_file_close(attr->child_out);
326 if (attr->child_err) {
327 apr_pool_cleanup_kill(apr_file_pool_get(attr->child_err),
328 attr->child_err, apr_unix_file_cleanup);
329 apr_file_close(attr->child_err);
333 apr_pool_cleanup_register(pool, (void *)newproc, apr_netware_proc_cleanup,
334 apr_pool_cleanup_null);
339 APR_DECLARE(apr_status_t) apr_proc_wait_all_procs(apr_proc_t *proc,
341 apr_exit_why_e *exitwhy,
342 apr_wait_how_e waithow,
346 return apr_proc_wait(proc, exitcode, exitwhy, waithow);
349 APR_DECLARE(apr_status_t) apr_proc_wait(apr_proc_t *proc,
350 int *exitcode, apr_exit_why_e *exitwhy,
351 apr_wait_how_e waithow)
354 int waitpid_options = WUNTRACED;
357 apr_exit_why_e ignorewhy;
359 if (exitcode == NULL) {
363 if (exitwhy == NULL) {
364 exitwhy = &ignorewhy;
367 if (waithow != APR_WAIT) {
368 waitpid_options |= WNOHANG;
371 /* If the pid is 0 then the process was started detached. There
372 is no need to wait since there is nothing to wait for on a
373 detached process. Starting a process as non-detached and
374 then calling wait or waitpid could cause the thread to hang.
375 The reason for this is because NetWare does not have a way
376 to kill or even signal a process to be killed. Starting
377 all processes as detached avoids the possibility of a
379 if (proc->pid == 0) {
380 *exitwhy = APR_PROC_EXIT;
382 return APR_CHILD_DONE;
385 if ((pstatus = waitpid(proc->pid, &exit_int, waitpid_options)) > 0) {
388 if (WIFEXITED(exit_int)) {
389 *exitwhy = APR_PROC_EXIT;
390 *exitcode = WEXITSTATUS(exit_int);
392 else if (WIFSIGNALED(exit_int)) {
393 *exitwhy = APR_PROC_SIGNAL;
394 *exitcode = WIFTERMSIG(exit_int);
397 /* unexpected condition */
401 return APR_CHILD_DONE;
403 else if (pstatus == 0) {
404 return APR_CHILD_NOTDONE;
410 APR_DECLARE(apr_status_t) apr_procattr_limit_set(apr_procattr_t *attr, apr_int32_t what,
411 struct rlimit *limit)
416 attr->limit_cpu = limit;
422 #if defined (RLIMIT_DATA) || defined (RLIMIT_VMEM) || defined(RLIMIT_AS)
423 attr->limit_mem = limit;
428 case APR_LIMIT_NPROC:
430 attr->limit_nproc = limit;