diff options
Diffstat (limited to 'src/nspawn/nspawn-cgroup.c')
| -rw-r--r-- | src/nspawn/nspawn-cgroup.c | 26 |
1 files changed, 23 insertions, 3 deletions
diff --git a/src/nspawn/nspawn-cgroup.c b/src/nspawn/nspawn-cgroup.c index 38a273f42a..5afd2bd062 100644 --- a/src/nspawn/nspawn-cgroup.c +++ b/src/nspawn/nspawn-cgroup.c @@ -59,7 +59,7 @@ static int chown_cgroup_path(const char *path, uid_t uid_shift) { return 0; } -int chown_cgroup(pid_t pid, uid_t uid_shift) { +static int chown_cgroup(pid_t pid, uid_t uid_shift) { _cleanup_free_ char *path = NULL, *fs = NULL; int r; @@ -78,7 +78,7 @@ int chown_cgroup(pid_t pid, uid_t uid_shift) { return 0; } -int sync_cgroup(pid_t pid, CGroupUnified outer_cgver, CGroupUnified inner_cgver, uid_t uid_shift) { +static int sync_cgroup(pid_t pid, CGroupUnified outer_cgver, CGroupUnified inner_cgver, uid_t uid_shift) { _cleanup_free_ char *cgroup = NULL; char tree[] = "/tmp/unifiedXXXXXX", pid_string[DECIMAL_STR_MAX(pid) + 1]; bool undo_mount = false; @@ -144,7 +144,7 @@ finish: return r; } -int create_subcgroup(pid_t pid, CGroupUnified outer_cgver, CGroupUnified inner_cgver) { +static int create_subcgroup(pid_t pid, CGroupUnified outer_cgver, CGroupUnified inner_cgver) { _cleanup_free_ char *cgroup = NULL; const char *child; int r; @@ -182,6 +182,26 @@ int create_subcgroup(pid_t pid, CGroupUnified outer_cgver, CGroupUnified inner_c return 0; } +int cgroup_setup(pid_t pid, CGroupUnified outer_cgver, CGroupUnified inner_cgver, uid_t uid_shift, bool keep_unit) { + int r; + + r = sync_cgroup(pid, outer_cgver, inner_cgver, uid_shift); + if (r < 0) + return r; + + if (keep_unit) { + r = create_subcgroup(pid, outer_cgver, inner_cgver); + if (r < 0) + return r; + } + + r = chown_cgroup(pid, uid_shift); + if (r < 0) + return r; + + return 0; +} + /********************************************************************/ /* Retrieve existing subsystems. This function is called in a new cgroup |