SUDOERS_TIMESTAMP(5) File Formats Manual SUDOERS_TIMESTAMP(5) (NAME) sudoers_timestamp - sudoers (DESCRIPTION) sudoers (user-ID) . (5 timestamp_timeout ) sudo . sudoers . timestamp_type sudoers . sudo 1.8.10 . tty . . . : /* Time stamp entry types */ #define TS_GLOBAL 0x01U /* not restricted by tty or ppid */ #define TS_TTY 0x02U /* restricted by tty */ #define TS_PPID 0x03U /* restricted by ppid */ #define TS_LOCKEXCL 0x04U /* special lock record */ /* Time stamp flags */ #define TS_DISABLED 0x01U /* entry disabled */ #define TS_ANYUID 0x02U /* ignore uid, only valid in key */ struct timestamp_entry { unsigned short version; /* version number */ unsigned short size; /* entry size */ unsigned short type; /* TS_GLOBAL, TS_TTY, TS_PPID */ unsigned short flags; /* TS_DISABLED, TS_ANYUID */ uid_t auth_uid; /* uid to authenticate as */ pid_t sid; /* session ID associated with tty/ppid */ struct timespec start_time; /* session/ppid start time */ struct timespec ts; /* time stamp (CLOCK_MONOTONIC) */ union { dev_t ttydev; /* tty device number */ pid_t ppid; /* parent pid */ } u; }; timestamp_entry : version timestamp_entry. . (inter-operable) . size . type TS_GLOBAL, TS_TTY, TS_PPID. flags OR . TS_DISABLED, sudo -k TS_ANYUID, . auth_uid (user-ID) . rootpw, runaspw targetpw, root runas . sid . TS_TTY . start_time TS_TTY TS_PPID. start_time . . start_time sudoers 1.8.22 timestamp_entry . ts . (monotonic time source ) . sudoers . ts sudo . ts timestamp_timeout . u.ttydev TS_TTY. u.ppid TS_PPID. tsdump, sudo sudoers . (LOCKING) sudoers 1.8.10 1.8.14 . sudoers 1.8.15 . . TS_LOCKEXCL lock () sudo . ( ) TS_LOCKEXCL . . sudoers (pipeline) . TS_GLOBAL sudo . sudo ( ) . (SEE ALSO) sudoers(5), sudo(8) (HISTORY) sudo . sudo . sudo : 1.4.0 tty . 1.6.2 tty . 1.6.3p2 targetpw . 1.7.3 tty . inode inode . . 1.8.6p7 tty . inode . 1.8.10 . POSIX . 1.8.15 . 1.8.22 (non-global) . . tty OpenBSD . 1.9.15 (user-ID) . . (AUTHORS) sudo : Todd C. Miller sudo CONTRIBUTORS.md sudo (https://www.sudo.ws/about/contributors) . (BUGS) sudoers_timestamp sudo https://bugzilla.sudo.ws issue https://github.com/sudo-project/sudo/issues . sudo-workers https://www.sudo.ws/mailman/listinfo/sudo-workers () () . issue Bugzilla . . https://www.sudo.ws/dist/PGPKEYS PGP . (SUPPORT) sudo-users https://www.sudo.ws/mailman/listinfo/sudo-users . (DISCLAIMER) sudo " (AS IS)" . LICENSE.md sudo https://www.sudo.ws/about/license . Sudo 1.9.17p2 November 26, 2023 Sudo 1.9.17p2