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core-varlink: switch to PidRef + manager_get_unit_by_pidref()

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This commit is contained in:
Mike Yuan
2024-07-23 17:14:39 +02:00
parent 3ff91850a5
commit b4ff314ea0
1 changed files with 6 additions and 4 deletions
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10
src/core/core-varlink.c
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@@ -10,6 +10,7 @@
#include "varlink-internal.h"
#include "varlink-io.systemd.UserDatabase.h"
#include "varlink-io.systemd.ManagedOOM.h"
#include "varlink-util.h"
typedef struct LookupParameters {
const char *user_name;
@@ -218,19 +219,18 @@ static int vl_method_subscribe_managed_oom_cgroups(
sd_varlink_method_flags_t flags,
void *userdata) {
_cleanup_(sd_json_variant_unrefp) sd_json_variant *v = NULL;
Manager *m = ASSERT_PTR(userdata);
pid_t pid;
_cleanup_(pidref_done) PidRef pidref = PIDREF_NULL;
Unit *u;
int r;
assert(link);
r = sd_varlink_get_peer_pid(link, &pid);
r = varlink_get_peer_pidref(link, &pidref);
if (r < 0)
return r;
u = manager_get_unit_by_pid(m, pid);
u = manager_get_unit_by_pidref(m, &pidref);
if (!u)
return sd_varlink_error(link, SD_VARLINK_ERROR_PERMISSION_DENIED, NULL);
@@ -247,6 +247,8 @@ static int vl_method_subscribe_managed_oom_cgroups(
if (FLAGS_SET(flags, SD_VARLINK_METHOD_MORE) && m->managed_oom_varlink)
return sd_varlink_error(link, "io.systemd.ManagedOOM.SubscriptionTaken", NULL);
_cleanup_(sd_json_variant_unrefp) sd_json_variant *v = NULL;
r = build_managed_oom_cgroups_json(m, &v);
if (r < 0)
return r;