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https://github.com/systemd/systemd-stable.git
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cryptsetup: warn if /etc/crypttab is world-readable
This commit is contained in:
Lennart Poettering
parent
5954c07433
commit
8973790ee6
62
TODO
62
TODO
@ -121,8 +121,6 @@ Features:
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and we might want to requeue the mounts local-fs acquired through
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that automatically.
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* neither pkexec nor sudo initialize environ[] from the PAM environment?
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* rework specifier logic so that we can distuingish OOM errors from other errors
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* systemd-inhibit: make taking delay locks useful: support sending SIGINT or SIGTERM on PrepareForSleep()
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@ -131,9 +129,7 @@ Features:
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* remove any syslog support from log.c -- we probably can't do this before split-off udev is gone for good
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* fedora: connect the timer units of a service to the service via Also= in [Install]
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* fedora: F20: go timer units all the way, leave cron.daily for cron
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* documentation: recommend to connect the timer units of a service to the service via Also= in [Install]
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* add a tool that lists active timer units plus their next elapstion and the time the units ran last
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@ -151,12 +147,6 @@ Features:
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* man: maybe sort directives in man pages, and take sections from --help and apply them to man too
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* add "# export SYSTEMD_PAGER=" to bash login
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* /usr/bin/service should actually show the new command line
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* fedora: suggest auto-restart on failure, but not on sucess and not on coredump. also, ask people to think about changing the start limit logic. Also point people to RestartPreventExitStatus=, SuccessExitStatus=
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* write UI tool that pops up emergency messages from the journal as notification
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* think about window-manager-run-as-user-service problem: exit 0 → activate shutdown.target; exit != 0 → restart service
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@ -214,6 +204,9 @@ Features:
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- pam: when leaving a session explicitly exclude the ReleaseSession() caller process from the killing spree
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- logind: GetSessionByPID() should accept 0 as PID value
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- we should probably handle SIGTERM/SIGINT to not leave dot files around, just in case
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- add configuration/switches to use
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freeze (http://git.kernel.org/?p=linux/kernel/git/torvalds/linux.git) and
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standby (https://bugs.freedesktop.org/show_bug.cgi?id=57793) as suspend modes
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* exec: when deinitializating a tty device fix the perms and group, too, not only when initializing. Set access mode/gid to 0620/tty.
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@ -239,7 +232,6 @@ Features:
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- check if we can make journalctl by default use --follow mode inside of less if called without args?
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- maybe add API to send pairs of iovecs via sd_journal_send
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- journal: when writing journal auto-rotate if time jumps backwards
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- gatewayd: should run under its own UID
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- journal: add a setgid "systemd-journal" utility to invoke from libsystemd-journal, which passes fds via STDOUT and does PK access
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- journactl: support negative filtering, i.e. FOOBAR!="waldo",
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and !FOOBAR for events without FOOBAR.
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@ -248,7 +240,6 @@ Features:
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- journal-send.c, log.c: when the log socket is clogged, and we drop, count this and write a message about this when it gets unclogged again.
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- journal: find a way to allow dropping history early, based on priority, other rules
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- journal: When used on NFS, check payload hashes
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- journal: When used on NFS make sure wake up sd_journal_wait() every 2s, to handle missing inotify
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- Introduce journalctl -b <nr> to show journal messages of a previous boot
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- journald: check whether it is OK if the client can still modify delivered journal entries
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- journal live copy, based on libneon (client) and libmicrohttpd (server)
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@ -259,7 +250,6 @@ Features:
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- journalctl: show multiline log messages sanely, expand tabs, and show all valid utf8 messages
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- journal: store euid in journal if it differs from uid
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- journal: sanely deal with entries which are larger than the individual file size, but where the components would fit
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- journalctl: make journalctl smarter, and actually check groups that have access to /var/log/journal before printing message about recomming group membership for journal access
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- Replace utmp, wtmp, btmp, and lastlog completely with journal
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- Port upower to use the journal for historical power information used in future calculations
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@ -288,9 +278,6 @@ Features:
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- systemctl: "Journal has been rotated since unit was started." message is misleading
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- support "systemctl stop foobar@.service" to stop all units matching a certain template
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- Something is wrong with symlink handling of "autovt@.service" in "systemctl list-unit-files"
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- add configuration/switches to use
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freeze (http://git.kernel.org/?p=linux/kernel/git/torvalds/linux.git) and
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standby (https://bugs.freedesktop.org/show_bug.cgi?id=57793) as suspend modes
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* introduce ntp.service (or suchlike) as symlink that is used to arbitrate between various NTP implementations
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@ -363,8 +350,6 @@ Features:
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* currently x-systemd.timeout is lost in the initrd, since crypttab is copied into dracut, but fstab isn't
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* WorkingDirectory: support env var replacements like in ExecStart= so that people can use $HOME
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* refuse boot if /etc/machine-id is not useful (or set taint?)
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* nspawn:
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@ -385,7 +370,6 @@ Features:
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- cryptsetup-generator: allow specification of passwords in crypttab itself
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- move cryptsetup key caching into kernel keyctl?
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https://bugs.freedesktop.org/show_bug.cgi?id=54982
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- when key file cannot be found, read it from kbd in cryptsetup
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* move debug shell to tty6 and make sure this doesn't break the gettys on tty6
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@ -454,14 +438,10 @@ Features:
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* introduce Type=pid-file
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* maybe allow services with ExecStop= set, but no ExecStart=?
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* change Requires=basic.target to RequisiteOverride=basic.target
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* support rd.luks.allow-discards= kernel cmdline params in cryptsetup generator
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* drop accountsservice's StandardOutput=syslog and Type=dbus fields
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* when breaking cycles drop sysv services first, then services from /run, then from /etc, then from /usr
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* move passno parsing to fstab generator
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@ -492,8 +472,6 @@ Features:
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* cleanup syslog 'priority' vs. 'level' wording
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* dbus upstream still refers to dbus.target and shouldn't
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* when a service has the same env var set twice we actually store it twice and return that in systemctl show -p... We should only show the last setting
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* support container_ttys=
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@ -508,8 +486,6 @@ Features:
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* default unix qlen is too small (10). bump sysctl? add sockopt?
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* dbus: in fedora, make /var/lib/dbus/machine-id a symlink to /etc/machine-id
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* save coredump in Windows/Mozilla minidump format
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* support crash reporting operation modes (https://live.gnome.org/GnomeOS/Design/Whiteboards/ProblemReporting)
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@ -592,8 +568,6 @@ Features:
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* support systemd.mask= on the kernel command line.
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* reuse mkdtemp namespace dirs in /tmp?
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* recreate systemd's D-Bus private socket file on SIGUSR2
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* Support --test based on current system state
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@ -624,6 +598,13 @@ Features:
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works with ^C
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- add documentation to systemd.daemon
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* bootchart:
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- plot per-process IO utilization
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- group processes based on service association (cgroups)
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- document initcall_debug
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- put bootcharts in the journal
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- kernel cmdline "bootchart" option for simplicity?
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External:
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* dbus:
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@ -649,12 +630,21 @@ External:
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* kernel: add device_type = "fb", "fbcon" to class "graphics"
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* bootchart:
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- plot per-process IO utilization
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- group processes based on service association (cgroups)
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- document initcall_debug
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- put bootcharts in the journal
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- kernel cmdline "bootchart" option for simplicity?
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* drop accountsservice's StandardOutput=syslog and Type=dbus fields
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* dbus upstream still refers to dbus.target and shouldn't
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* dbus: in fedora, make /var/lib/dbus/machine-id a symlink to /etc/machine-id
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* add "# export SYSTEMD_PAGER=" to bash login
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* /usr/bin/service should actually show the new command line
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* fedora: suggest auto-restart on failure, but not on sucess and not on coredump. also, ask people to think about changing the start limit logic. Also point people to RestartPreventExitStatus=, SuccessExitStatus=
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* fedora: F20: go timer units all the way, leave cron.daily for cron
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* neither pkexec nor sudo initialize environ[] from the PAM environment?
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Regularly:
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@ -328,13 +328,13 @@ static int parse_proc_cmdline(char ***arg_proc_cmdline_disks, char **arg_proc_cm
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}
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int main(int argc, char *argv[]) {
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_cleanup_strv_free_ char **arg_proc_cmdline_disks_done = NULL;
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_cleanup_strv_free_ char **arg_proc_cmdline_disks = NULL;
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_cleanup_free_ char *arg_proc_cmdline_keyfile = NULL;
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_cleanup_fclose_ FILE *f = NULL;
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unsigned n = 0;
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int r = EXIT_SUCCESS;
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char **i;
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_cleanup_strv_free_ char **arg_proc_cmdline_disks_done = NULL;
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_cleanup_strv_free_ char **arg_proc_cmdline_disks = NULL;
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_cleanup_free_ char *arg_proc_cmdline_keyfile = NULL;
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if (argc > 1 && argc != 4) {
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log_error("This program takes three or no arguments.");
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@ -357,8 +357,9 @@ int main(int argc, char *argv[]) {
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return EXIT_SUCCESS;
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if (arg_read_crypttab) {
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f = fopen("/etc/crypttab", "re");
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struct stat st;
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f = fopen("/etc/crypttab", "re");
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if (!f) {
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if (errno == ENOENT)
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r = EXIT_SUCCESS;
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@ -366,7 +367,20 @@ int main(int argc, char *argv[]) {
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r = EXIT_FAILURE;
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log_error("Failed to open /etc/crypttab: %m");
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}
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} else for (;;) {
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goto next;
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}
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if (fstat(fileno(f), &st) < 0) {
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log_error("Failed to stat /etc/crypttab: %m");
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r = EXIT_FAILURE;
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goto next;
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}
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if (st.st_mode & 0005)
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log_warning("/etc/crypttab is world-readable. This is usually not a good idea.");
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for (;;) {
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char line[LINE_MAX], *l;
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_cleanup_free_ char *name = NULL, *device = NULL, *password = NULL, *options = NULL;
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int k;
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@ -420,6 +434,7 @@ int main(int argc, char *argv[]) {
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}
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}
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next:
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STRV_FOREACH(i, arg_proc_cmdline_disks) {
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/*
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Generate units for those UUIDs, which were specified
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@ -48,6 +48,8 @@ extern "C" {
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*
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* - enforce alignment of pointers passed in
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* - negotiation for attach attributes
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*
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* - for kernel and unix transports allow setting the unix user/access mode for the node
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*/
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typedef struct sd_bus sd_bus;
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