X-Git-Url: https://git.decadent.org.uk/gitweb/?p=nfs-utils.git;a=blobdiff_plain;f=utils%2Fmountd%2Fauth.c;h=f7fe23dda5ba26b8453e56d99bb56476bd41ec75;hp=183c9ea8c5b27b747925b832405333543eba97f0;hb=fd9097110f74f39bce89ec3a341fd9b686a68719;hpb=89fb5a45d2020aaee203dd9016d98c3ff9d9f991 diff --git a/utils/mountd/auth.c b/utils/mountd/auth.c index 183c9ea..f7fe23d 100644 --- a/utils/mountd/auth.c +++ b/utils/mountd/auth.c @@ -14,6 +14,7 @@ #include #include #include +#include #include "misc.h" #include "nfslib.h" #include "exportfs.h" @@ -46,24 +47,34 @@ auth_init(char *exports) xtab_mount_write(); } -time_t +unsigned int auth_reload() { struct stat stb; - static time_t last_modified = 0; - - if (stat(_PATH_ETAB, &stb) < 0) + static ino_t last_inode; + static int last_fd; + static unsigned int counter; + int fd; + + if ((fd = open(_PATH_ETAB, O_RDONLY)) < 0) { + xlog(L_FATAL, "couldn't open %s", _PATH_ETAB); + } else if (fstat(fd, &stb) < 0) { xlog(L_FATAL, "couldn't stat %s", _PATH_ETAB); - if (stb.st_mtime == last_modified) - return last_modified; - last_modified = stb.st_mtime; + } else if (stb.st_ino == last_inode) { + close(fd); + return counter; + } else { + close(last_fd); + last_fd = fd; + last_inode = stb.st_ino; + } export_freeall(); memset(&my_client, 0, sizeof(my_client)); - // export_read(export_file); xtab_export_read(); + ++counter; - return last_modified; + return counter; } static nfs_export *