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Moved set_uid_option to own file

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Lammert Bies
2016-12-10 10:49:32 +01:00
parent 516dcf8832
commit df277d6934
3 changed files with 65 additions and 29 deletions
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1
Makefile
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@@ -69,6 +69,7 @@ LIB_SOURCES = src/libhttp.c \
src/httplib_set_ssl_option.c \
src/httplib_set_sock_timeout.c \
src/httplib_set_tcp_nodelay.c \
src/httplib_set_uid_option.c \
src/httplib_ssl_error.c \
src/httplib_ssl_get_client_cert_info.c \
src/httplib_ssl_get_protocol.c \

64
src/httplib_set_uid_option.c Normal file
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@@ -0,0 +1,64 @@
/*
* Copyright (C) 2016 Lammert Bies
* Copyright (c) 2013-2016 the Civetweb developers
* Copyright (c) 2004-2013 Sergey Lyubka
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include "libhttp-private.h"
/*
* int XX_httplib_set_uid_option( struct mg_contect *ctx );
*
* The function XX_httplib_set_uid_option() runs on systems which support it
* the context in the security environment of a specific user.
*/
#if !defined(_WIN32)
int XX_httplib_set_uid_option( struct mg_context *ctx ) {
struct passwd *pw;
if ( ctx != NULL ) {
const char *uid = ctx->config[RUN_AS_USER];
int success = 0;
if (uid == NULL) success = 1;
else {
if ( (pw = getpwnam(uid)) == NULL ) mg_cry( XX_httplib_fc(ctx), "%s: unknown user [%s]", __func__, uid );
else if ( setgid(pw->pw_gid) == -1 ) mg_cry( XX_httplib_fc(ctx), "%s: setgid(%s): %s", __func__, uid, strerror(errno) );
else if ( setgroups(0, NULL) ) mg_cry( XX_httplib_fc(ctx), "%s: setgroups(): %s", __func__, strerror(errno) );
else if ( setuid(pw->pw_uid) == -1 ) mg_cry( XX_httplib_fc(ctx), "%s: setuid(%s): %s", __func__, uid, strerror(errno) );
else success = 1;
}
return success;
}
return 0;
} /* XX_httplib_set_uid_option */
#endif /* !_WIN32 */

29
src/libhttp.c
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@@ -8328,32 +8328,3 @@ int XX_httplib_check_acl( struct mg_context *ctx, uint32_t remote_ip ) {
return -1;
} /* XX_httplib_check_acl */
#if !defined(_WIN32)
int XX_httplib_set_uid_option( struct mg_context *ctx ) {
struct passwd *pw;
if ( ctx != NULL ) {
const char *uid = ctx->config[RUN_AS_USER];
int success = 0;
if (uid == NULL) success = 1;
else {
if ( (pw = getpwnam(uid)) == NULL ) mg_cry( XX_httplib_fc(ctx), "%s: unknown user [%s]", __func__, uid );
else if ( setgid(pw->pw_gid) == -1 ) mg_cry( XX_httplib_fc(ctx), "%s: setgid(%s): %s", __func__, uid, strerror(errno) );
else if ( setgroups(0, NULL) ) mg_cry( XX_httplib_fc(ctx), "%s: setgroups(): %s", __func__, strerror(errno) );
else if ( setuid(pw->pw_uid) == -1 ) mg_cry( XX_httplib_fc(ctx), "%s: setuid(%s): %s", __func__, uid, strerror(errno) );
else success = 1;
}
return success;
}
return 0;
} /* XX_httplib_set_uid_option */
#endif /* !_WIN32 */