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core: setup mount namespace when RootDirectory= and RuntimeDirectory= or friends are set

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The directories specified by RuntimeDirectory= or friends are created
on host. So, it is necessary to bind-mount them on root directory.
This commit is contained in:
Yu Watanabe 2018-05-25 17:32:55 +09:00
parent 5609f6888b
commit 37c56f89d2
1 changed files with 14 additions and 2 deletions
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16
src/core/execute.c
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@ -1787,8 +1787,20 @@ static bool exec_needs_mount_namespace(
context->protect_control_groups)
return true;
if (context->mount_apivfs && (context->root_image || context->root_directory))
return true;
if (context->root_directory) {
ExecDirectoryType t;
if (context->mount_apivfs)
return true;
for (t = 0; t < _EXEC_DIRECTORY_TYPE_MAX; t++) {
if (!params->prefix[t])
continue;
if (!strv_isempty(context->directories[t].paths))
return true;
}
}
if (context->dynamic_user &&
(!strv_isempty(context->directories[EXEC_DIRECTORY_STATE].paths) ||