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comparison src/common.c @ 49:b4de2326e9f7

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Added chroot support
author Ivo Smits <Ivo@UCIS.nl>
date Thu, 30 May 2013 01:12:23 +0200
parents e896392f7e03
children 3115f8af98bb
comparison
equal deleted inserted replaced
48:f80422b612ab 49:b4de2326e9f7
261 } 261 }
262 } 262 }
263 263
264 static int drop_privileges() { 264 static int drop_privileges() {
265 char* envval; 265 char* envval;
266 struct passwd *pw = NULL;
266 if (envval = getconf("SETUID")) { 267 if (envval = getconf("SETUID")) {
268 pw = getpwnam(envval);
269 if (!pw) return errorexitp("getpwnam");
270 }
271 if (envval = getconf("CHROOT")) {
272 if (chroot(envval)) return errorexitp("chroot");
273 if (chdir("/")) return errorexitp("chdir /");
274 }
275 if (pw) {
267 if (setgroups(0, NULL) == -1) return errorexitp("setgroups"); 276 if (setgroups(0, NULL) == -1) return errorexitp("setgroups");
268 struct passwd *pw = getpwnam(envval);
269 if (!pw) return errorexitp("getpwnam");
270 if (setgid(pw->pw_gid) == -1) return errorexitp("setgid"); 277 if (setgid(pw->pw_gid) == -1) return errorexitp("setgid");
271 if (setuid(pw->pw_uid) == -1) return errorexitp("setuid"); 278 if (setuid(pw->pw_uid) == -1) return errorexitp("setuid");
272 } 279 }
273 chdir("/");
274 } 280 }
275 281
276 static void qtsendnetworkpacket(struct qtsession* session, char* msg, int len) { 282 static void qtsendnetworkpacket(struct qtsession* session, char* msg, int len) {
277 if (session->remote_float == 0) { 283 if (session->remote_float == 0) {
278 len = write(session->fd_socket, msg, len); 284 len = write(session->fd_socket, msg, len);