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homework: only default to LUKS storage if libcryptsetup is installed

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This commit is contained in:
Lennart Poettering
2021-05-31 22:55:08 +02:00
parent 71eceff645
commit 0608e2d3a5
1 changed files with 14 additions and 8 deletions
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22
src/home/homework.c
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@@ -1095,15 +1095,21 @@ static int determine_default_storage(UserStorage *ret) {
return log_error_errno(r, "Failed to determine whether we are in a container: %m");
if (r == 0) {
r = path_is_encrypted("/home");
if (r < 0)
log_warning_errno(r, "Failed to determine if /home is encrypted, ignoring: %m");
if (r <= 0) {
log_info("Using automatic default storage of '%s'.", user_storage_to_string(USER_LUKS));
*ret = USER_LUKS;
return 0;
}
if (r > 0)
log_info("/home is encrypted, not using '%s' storage, in order to avoid double encryption.", user_storage_to_string(USER_LUKS));
else {
if (r < 0)
log_warning_errno(r, "Failed to determine if /home is encrypted, ignoring: %m");
log_info("/home is encrypted, not using '%s' storage, in order to avoid double encryption.", user_storage_to_string(USER_LUKS));
r = dlopen_cryptsetup();
if (r < 0)
log_info("Not using '%s' storage, since libcryptsetup could not be loaded.", user_storage_to_string(USER_LUKS));
else {
log_info("Using automatic default storage of '%s'.", user_storage_to_string(USER_LUKS));
*ret = USER_LUKS;
return 0;
}
}
} else
log_info("Running in container, not using '%s' storage.", user_storage_to_string(USER_LUKS));