X-Git-Url: http://git.archive.openwrt.org/?a=blobdiff_plain;f=initd%2Fearly.c;h=e87774f31cd0d44cc99e1ba123044f0ddf98b371;hb=f35fa23a126505a726a9f09be01cd351a08e2532;hp=77ced772beee03082dd68a324bd8a95d3fa7d849;hpb=916f95cb58604038695347ee41a430d8ca1f0556;p=project%2Fprocd.git diff --git a/initd/early.c b/initd/early.c index 77ced77..e87774f 100644 --- a/initd/early.c +++ b/initd/early.c @@ -21,26 +21,8 @@ #include #include -#include "../log.h" #include "init.h" - -static void -early_mounts(void) -{ - mount("proc", "/proc", "proc", MS_NOATIME, 0); - mount("sysfs", "/sys", "sysfs", MS_NOATIME, 0); - - mount("tmpfs", "/tmp", "tmpfs", MS_NOSUID | MS_NODEV | MS_NOATIME, NULL); - mkdir("/tmp/run", 0777); - mkdir("/tmp/lock", 0777); - mkdir("/tmp/state", 0777); - symlink("/tmp", "/var"); - - mount("tmpfs", "/dev", "tmpfs", MS_NOATIME, "mode=0755,size=512K"); - mkdir("/dev/shm", 0755); - mkdir("/dev/pts", 0755); - mount("devpts", "/dev/pts", "devpts", MS_NOATIME, "mode=600"); -} +#include "../libc-compat.h" static void early_dev(void) @@ -72,6 +54,37 @@ early_console(const char *dev) dd != STDOUT_FILENO && dd != STDERR_FILENO) close(dd); + + fcntl(STDERR_FILENO, F_SETFL, fcntl(STDERR_FILENO, F_GETFL) | O_NONBLOCK); +} + +static void +early_mounts(void) +{ + unsigned int oldumask = umask(0); + + mount("proc", "/proc", "proc", MS_NOATIME | MS_NODEV | MS_NOEXEC | MS_NOSUID, 0); + mount("sysfs", "/sys", "sysfs", MS_NOATIME | MS_NODEV | MS_NOEXEC | MS_NOSUID, 0); + mount("cgroup", "/sys/fs/cgroup", "cgroup", MS_NODEV | MS_NOEXEC | MS_NOSUID, 0); + mount("tmpfs", "/dev", "tmpfs", MS_NOATIME | MS_NOSUID, "mode=0755,size=512K"); + ignore(symlink("/tmp/shm", "/dev/shm")); + mkdir("/dev/pts", 0755); + mount("devpts", "/dev/pts", "devpts", MS_NOATIME | MS_NOEXEC | MS_NOSUID, "mode=600"); + early_dev(); + + early_console("/dev/console"); + if (mount_zram_on_tmp()) { + mount("tmpfs", "/tmp", "tmpfs", MS_NOSUID | MS_NODEV | MS_NOATIME, 0); + mkdir("/tmp/shm", 01777); + } else { + mkdir("/tmp/shm", 01777); + mount("tmpfs", "/tmp/shm", "tmpfs", MS_NOSUID | MS_NODEV | MS_NOATIME, + "mode=01777"); + } + mkdir("/tmp/run", 0777); + mkdir("/tmp/lock", 0777); + mkdir("/tmp/state", 0777); + umask(oldumask); } static void @@ -87,9 +100,7 @@ early(void) return; early_mounts(); - early_dev(); early_env(); - early_console("/dev/console"); LOG("Console is alive\n"); }