Files
無法以 root 身份刪除此文件
我無法
rm -rf /home/wordpress/testDomain.com從我的 Linux 機器中刪除文件。Operation not permitted我得到一個錯誤，而不是文件被刪除。我怎樣才能解決這個問題？$ cd /home/wordpress/testDomain.com/wp-content/plugins/sitepress-multilingual-cms/vendor/otgs $ sudo rm -f annmanagement rm: cannot remove 'annmanagement': Operation not permitted $ ls -al total 3308 drwxr-xr-x 2 www-data www-data 4096 May 27 13:43 . drwxr-xr-x 3 www-data www-data 4096 May 27 13:46 .. -r-------- 1 root root 3375768 Dec 27 2016 annmanagement $ sudo find . -inum 535255 -exec rm -i {} \;** rm: remove regular file './annmanagement'? y rm: cannot remove './annmanagement': Operation not permitted $ lsattr ----i---------e----- ./annmanagement $ stat annmanagement File: annmanagement Size: 3375768 Blocks: 6600 IO Block: 4096 regular file Device: fd00h/64768d Inode: 535255 Links: 1 Access: (0400/-r--------) Uid: ( 0/ root) Gid: ( 0/ root) Access: 2022-05-27 09:02:30.650849241 +0200 Modify: 2016-12-27 10:48:37.000000000 +0100 Change: 2022-03-15 07:59:42.524922372 +0100 Birth: -跟踪輸出：
$ sudo strace rm -f annmanagement** execve("/bin/rm", ["rm", "-f", "annmanagement"], 0x7ffc24e45690 /* 13 vars */) = 0 brk(NULL) = 0x55cd820a2000 arch_prctl(0x3001 /* ARCH_??? */, 0x7ffe7894d320) = -1 EINVAL (Invalid argument) access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or directory) openat(AT_FDCWD, "/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3 fstat(3, {st_mode=S_IFREG|0644, st_size=42697, ...}) = 0 mmap(NULL, 42697, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7f8c5d386000 close(3) = 0 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libc.so.6", O_RDONLY|O_CLOEXEC) = 3 read(3, "\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\300A\2\0\0\0\0\0"..., 832) = 832 pread64(3, "\6\0\0\0\4\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0"..., 784, 64) = 784 pread64(3, "\4\0\0\0\20\0\0\0\5\0\0\0GNU\0\2\0\0\300\4\0\0\0\3\0\0\0\0\0\0\0", 32, 848) = 32 pread64(3, "\4\0\0\0\24\0\0\0\3\0\0\0GNU\0\30x\346\264ur\f|Q\226\236i\253-'o"..., 68, 880) = 68 fstat(3, {st_mode=S_IFREG|0755, st_size=2029592, ...}) = 0 mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f8c5d384000 pread64(3, "\6\0\0\0\4\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0"..., 784, 64) = 784 pread64(3, "\4\0\0\0\20\0\0\0\5\0\0\0GNU\0\2\0\0\300\4\0\0\0\3\0\0\0\0\0\0\0", 32, 848) = 32 pread64(3, "\4\0\0\0\24\0\0\0\3\0\0\0GNU\0\30x\346\264ur\f|Q\226\236i\253-'o"..., 68, 880) = 68 mmap(NULL, 2037344, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7f8c5d192000 mmap(0x7f8c5d1b4000, 1540096, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x22000) = 0x7f8c5d1b4000 mmap(0x7f8c5d32c000, 319488, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x19a000) = 0x7f8c5d32c000 mmap(0x7f8c5d37a000, 24576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1e7000) = 0x7f8c5d37a000 mmap(0x7f8c5d380000, 13920, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7f8c5d380000 close(3) = 0 arch_prctl(ARCH_SET_FS, 0x7f8c5d385580) = 0 mprotect(0x7f8c5d37a000, 16384, PROT_READ) = 0 mprotect(0x55cd80c6a000, 4096, PROT_READ) = 0 mprotect(0x7f8c5d3be000, 4096, PROT_READ) = 0 munmap(0x7f8c5d386000, 42697) = 0 brk(NULL) = 0x55cd820a2000 brk(0x55cd820c3000) = 0x55cd820c3000 openat(AT_FDCWD, "/usr/lib/locale/locale-archive", O_RDONLY|O_CLOEXEC) = 3 fstat(3, {st_mode=S_IFREG|0644, st_size=3035952, ...}) = 0 mmap(NULL, 3035952, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7f8c5ceac000 close(3) = 0 ioctl(0, TCGETS, {B38400 opost isig icanon echo ...}) = 0 newfstatat(AT_FDCWD, "annmanagement", {st_mode=S_IFREG|0400, st_size=3375768, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlinkat(AT_FDCWD, "annmanagement", 0) = -1 EPERM (Operation not permitted) openat(AT_FDCWD, "/usr/share/locale/locale.alias", O_RDONLY|O_CLOEXEC) = 3 fstat(3, {st_mode=S_IFREG|0644, st_size=2996, ...}) = 0 read(3, "# Locale name alias data base.\n#"..., 4096) = 2996 read(3, "", 4096) = 0 close(3) = 0 openat(AT_FDCWD, "/usr/share/locale/en_US.UTF-8/LC_MESSAGES/coreutils.mo", O_RDONLY) = -1 ENOENT (No such file or directory) openat(AT_FDCWD, "/usr/share/locale/en_US.utf8/LC_MESSAGES/coreutils.mo", O_RDONLY) = -1 ENOENT (No such file or directory) openat(AT_FDCWD, "/usr/share/locale/en_US/LC_MESSAGES/coreutils.mo", O_RDONLY) = -1 ENOENT (No such file or directory) openat(AT_FDCWD, "/usr/share/locale/en.UTF-8/LC_MESSAGES/coreutils.mo", O_RDONLY) = -1 ENOENT (No such file or directory) openat(AT_FDCWD, "/usr/share/locale/en.utf8/LC_MESSAGES/coreutils.mo", O_RDONLY) = -1 ENOENT (No such file or directory) openat(AT_FDCWD, "/usr/share/locale/en/LC_MESSAGES/coreutils.mo", O_RDONLY) = -1 ENOENT (No such file or directory) openat(AT_FDCWD, "/usr/share/locale-langpack/en_US.UTF-8/LC_MESSAGES/coreutils.mo", O_RDONLY) = -1 ENOENT (No such file or directory) openat(AT_FDCWD, "/usr/share/locale-langpack/en_US.utf8/LC_MESSAGES/coreutils.mo", O_RDONLY) = -1 ENOENT (No such file or directory) openat(AT_FDCWD, "/usr/share/locale-langpack/en_US/LC_MESSAGES/coreutils.mo", O_RDONLY) = -1 ENOENT (No such file or directory) openat(AT_FDCWD, "/usr/share/locale-langpack/en.UTF-8/LC_MESSAGES/coreutils.mo", O_RDONLY) = -1 ENOENT (No such file or directory) openat(AT_FDCWD, "/usr/share/locale-langpack/en.utf8/LC_MESSAGES/coreutils.mo", O_RDONLY) = -1 ENOENT (No such file or directory) openat(AT_FDCWD, "/usr/share/locale-langpack/en/LC_MESSAGES/coreutils.mo", O_RDONLY) = -1 ENOENT (No such file or directory) write(2, "rm: ", 4rm: ) = 4 write(2, "cannot remove 'annmanagement'", 29cannot remove 'annmanagement') = 29 openat(AT_FDCWD, "/usr/share/locale/en_US.UTF-8/LC_MESSAGES/libc.mo", O_RDONLY) = -1 ENOENT (No such file or directory) openat(AT_FDCWD, "/usr/share/locale/en_US.utf8/LC_MESSAGES/libc.mo", O_RDONLY) = -1 ENOENT (No such file or directory) openat(AT_FDCWD, "/usr/share/locale/en_US/LC_MESSAGES/libc.mo", O_RDONLY) = -1 ENOENT (No such file or directory) openat(AT_FDCWD, "/usr/share/locale/en.UTF-8/LC_MESSAGES/libc.mo", O_RDONLY) = -1 ENOENT (No such file or directory) openat(AT_FDCWD, "/usr/share/locale/en.utf8/LC_MESSAGES/libc.mo", O_RDONLY) = -1 ENOENT (No such file or directory) openat(AT_FDCWD, "/usr/share/locale/en/LC_MESSAGES/libc.mo", O_RDONLY) = -1 ENOENT (No such file or directory) openat(AT_FDCWD, "/usr/share/locale-langpack/en_US.UTF-8/LC_MESSAGES/libc.mo", O_RDONLY) = -1 ENOENT (No such file or directory) openat(AT_FDCWD, "/usr/share/locale-langpack/en_US.utf8/LC_MESSAGES/libc.mo", O_RDONLY) = -1 ENOENT (No such file or directory) openat(AT_FDCWD, "/usr/share/locale-langpack/en_US/LC_MESSAGES/libc.mo", O_RDONLY) = -1 ENOENT (No such file or directory) openat(AT_FDCWD, "/usr/share/locale-langpack/en.UTF-8/LC_MESSAGES/libc.mo", O_RDONLY) = -1 ENOENT (No such file or directory) openat(AT_FDCWD, "/usr/share/locale-langpack/en.utf8/LC_MESSAGES/libc.mo", O_RDONLY) = -1 ENOENT (No such file or directory) openat(AT_FDCWD, "/usr/share/locale-langpack/en/LC_MESSAGES/libc.mo", O_RDONLY) = -1 ENOENT (No such file or directory) write(2, ": Operation not permitted", 25: Operation not permitted) = 25 write(2, "\n", 1 ) = 1 lseek(0, 0, SEEK_CUR) = -1 ESPIPE (Illegal seek) close(0) = 0 close(1) = 0 close(2) = 0 exit_group(1) = ? +++ exited with 1 +++
根據您顯示
i的輸出，該文件具有(“immutable”) 屬性。lsattr從
chattr(1)手冊（在 Ubuntu 上）：無法修改具有該
i屬性的文件：無法刪除或重命名，無法創建指向該文件的連結，無法修改文件的大部分元數據，無法以寫入模式打開文件。只有超級使用者或擁有該CAP_LINUX_IMMUTABLE能力的程序才能設置或清除該屬性。這會在我的本地系統上為名為的文件重新創建您的情況
file：$ touch file $ lsattr file --------------e----- file $ sudo chattr +i file $ lsattr file ----i---------e----- file $ sudo rm file rm: cannot remove 'file': Operation not permitted要刪除該文件，我首先必須將不可變屬性取消設置為 root：
$ sudo chattr -i file $ rm file