Browse code
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Masanobu Yasui authored on 2008/12/24 18:29:28Showing 1 changed files
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+/* |
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+ * mexit.c |
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+ * Copyright (C) 2008 KLab Inc. |
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+ */ |
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+#include "makuosan.h" |
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+ |
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+static void chexit() |
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+{
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+ struct utsname uts; |
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+ char cwd[PATH_MAX]; |
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+ if(moption.chroot){
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+ if(uname(&uts) == -1){
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+ return; |
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+ } |
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+ if(strcmp("Linux", uts.sysname)){
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+ return; |
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+ } |
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+ /*----- chroot exit(linux only) -----*/ |
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+ mtempname("",".MAKUOWORK",cwd);
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+ mkdir(cwd,0700); |
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+ chroot(cwd); |
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+ rmdir(cwd); |
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+ chdir("..");
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+ getcwd(cwd,PATH_MAX); |
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+ while(strcmp("/", cwd)){
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+ chdir("..");
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+ getcwd(cwd,PATH_MAX); |
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+ } |
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+ chroot(".");
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+ } |
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+ return; |
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+} |
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+ |
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+static void restoreguid() |
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+{
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+ if(getuid() != geteuid()) |
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+ seteuid(getuid()); |
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+ if(getgid() != getegid()) |
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+ setegid(getgid()); |
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+} |
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+ |
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+static void sock_clean() |
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+{
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+ socklen_t namelen; |
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+ struct sockaddr_un addr; |
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+ /*----- unlink unix domain socket -----*/ |
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+ namelen = sizeof(addr); |
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+ if(!getsockname(moption.lisocket, (struct sockaddr *)&addr, &namelen)){
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+ if(addr.sun_family == AF_UNIX){
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+ unlink(addr.sun_path); |
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+ } |
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+ } |
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+ /*----- close -----*/ |
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+ close(moption.mcsocket); |
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+ close(moption.lisocket); |
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+} |
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+ |
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+void mexit() |
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+{
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+ lprintf(0, "%s: shutdown start\n", __func__); |
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+ msend_clean(); /* recv object free */ |
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+ mrecv_clean(); /* recv object free */ |
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+ restoreguid(); /* restore euid,egid */ |
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+ chexit(); /* exit chroot(LinuxOnly) */ |
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+ sock_clean(); /* atoshimatsu */ |
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+ lprintf(0, "%s: shutdown complete\n", __func__); |
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+} |
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+ |