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Merge pull request #20592 from poettering/homed-fix-smb

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various fixes to make homed's smb backend work correctly again
This commit is contained in:
Lennart Poettering 2021-08-31 14:20:53 +02:00 committed by GitHub
commit 37b3e1394a
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3 changed files with 9 additions and 8 deletions
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9
src/home/homework-cifs.c
View File

@ -58,8 +58,8 @@ int home_prepare_cifs(
f = safe_fclose(f);
if (asprintf(&options, "credentials=%s,uid=" UID_FMT ",forceuid,gid=" UID_FMT ",forcegid,file_mode=0%3o,dir_mode=0%3o",
p, h->uid, h->uid, h->access_mode, h->access_mode) < 0)
if (asprintf(&options, "credentials=%s,uid=" UID_FMT ",forceuid,gid=" GID_FMT ",forcegid,file_mode=0%3o,dir_mode=0%3o",
p, h->uid, user_record_gid(h), user_record_access_mode(h), user_record_access_mode(h)) < 0)
return log_oom();
r = safe_fork("(mount)", FORK_RESET_SIGNALS|FORK_RLIMIT_NOFILE_SAFE|FORK_DEATHSIG|FORK_LOG|FORK_STDOUT_TO_STDERR, &mount_pid);
@ -71,7 +71,7 @@ int home_prepare_cifs(
h->cifs_service, "/run/systemd/user-home-mount",
"-o", options, NULL);
log_error_errno(errno, "Failed to execute fsck: %m");
log_error_errno(errno, "Failed to execute mount: %m");
_exit(EXIT_FAILURE);
}
@ -86,7 +86,8 @@ int home_prepare_cifs(
}
if (!mounted)
return log_error_errno(ENOKEY, "Failed to mount home directory with supplied password.");
return log_error_errno(SYNTHETIC_ERRNO(ENOKEY),
"Failed to mount home directory with supplied password.");
setup->root_fd = open("/run/systemd/user-home-mount", O_RDONLY|O_CLOEXEC|O_DIRECTORY|O_NOFOLLOW);
}

3
src/home/homework-mount.c
View File

@ -69,9 +69,10 @@ int home_move_mount(const char *user_name_and_realm, const char *target) {
const char *d;
int r;
assert(user_name_and_realm);
assert(target);
/* If user_name_and_realm is set, then we'll mount a subdir of the source mount into the host. If
* it's NULL we'll move the mount itself */
if (user_name_and_realm) {
subdir = path_join("/run/systemd/user-home-mount/", user_name_and_realm);
if (!subdir)

5
units/systemd-homed.service.in
View File

@ -16,19 +16,18 @@ After=home.mount
[Service]
BusName=org.freedesktop.home1
CapabilityBoundingSet=CAP_SYS_ADMIN CAP_CHOWN CAP_DAC_OVERRIDE CAP_FOWNER CAP_FSETID CAP_SETGID CAP_SETUID CAP_SYS_RESOURCE
CapabilityBoundingSet=CAP_SYS_ADMIN CAP_CHOWN CAP_DAC_OVERRIDE CAP_FOWNER CAP_FSETID CAP_SETGID CAP_SETUID CAP_SYS_RESOURCE CAP_SETPCAP CAP_DAC_READ_SEARCH
DeviceAllow=/dev/loop-control rw
DeviceAllow=/dev/mapper/control rw
DeviceAllow=block-* rw
DeviceAllow=char-hidraw rw
ExecStart={{ROOTLIBEXECDIR}}/systemd-homed
IPAddressDeny=any
KillMode=mixed
LimitNOFILE={{HIGH_RLIMIT_NOFILE}}
LockPersonality=yes
MemoryDenyWriteExecute=yes
NoNewPrivileges=yes
RestrictAddressFamilies=AF_UNIX AF_NETLINK AF_ALG
RestrictAddressFamilies=AF_UNIX AF_NETLINK AF_ALG AF_INET AF_INET6
RestrictNamespaces=mnt
RestrictRealtime=yes
StateDirectory=systemd/home