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machined: also take new ProcessId structure when registering processes

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This commit is contained in:
Lennart Poettering
2024-10-11 10:48:07 +02:00
parent 0fc530d157
commit 755cb018c9
2 changed files with 6 additions and 15 deletions
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src/machine/machine-varlink.c
+5 -14
View File
@@ -45,25 +45,16 @@ static int machine_name(const char *name, sd_json_variant *variant, sd_json_disp
static int machine_leader(const char *name, sd_json_variant *variant, sd_json_dispatch_flags_t flags, void *userdata) {
PidRef *leader = ASSERT_PTR(userdata);
_cleanup_(pidref_done) PidRef temp = PIDREF_NULL;
uint64_t k;
int r;
if (!sd_json_variant_is_unsigned(variant))
return json_log(variant, flags, SYNTHETIC_ERRNO(EINVAL), "JSON field '%s' is not an integer.", strna(name));
r = json_dispatch_pidref(name, variant, flags, &temp);
if (r < 0)
return r;
k = sd_json_variant_unsigned(variant);
if (k > PID_T_MAX || !pid_is_valid(k))
return json_log(variant, flags, SYNTHETIC_ERRNO(EINVAL), "JSON field '%s' is not a valid PID.", strna(name));
if (k == 1)
if (temp.pid == 1) /* refuse PID 1 */
return json_log(variant, flags, SYNTHETIC_ERRNO(EINVAL), "JSON field '%s' is not a valid leader PID.", strna(name));
r = pidref_set_pid(&temp, k);
if (r < 0)
return json_log(variant, flags, r, "Failed to pin process " PID_FMT ": %m", leader->pid);
pidref_done(leader);
*leader = TAKE_PIDREF(temp);
return 0;
@@ -133,7 +124,7 @@ int vl_method_register(sd_varlink *link, sd_json_variant *parameters, sd_varlink
{ "id", SD_JSON_VARIANT_STRING, sd_json_dispatch_id128, offsetof(Machine, id), 0 },
{ "service", SD_JSON_VARIANT_STRING, sd_json_dispatch_string, offsetof(Machine, service), 0 },
{ "class", SD_JSON_VARIANT_STRING, dispatch_machine_class, offsetof(Machine, class), SD_JSON_MANDATORY },
{ "leader", SD_JSON_VARIANT_UNSIGNED, machine_leader, offsetof(Machine, leader), 0 },
{ "leader", _SD_JSON_VARIANT_TYPE_INVALID, machine_leader, offsetof(Machine, leader), SD_JSON_STRICT },
{ "rootDirectory", SD_JSON_VARIANT_STRING, json_dispatch_path, offsetof(Machine, root_directory), 0 },
{ "ifIndices", SD_JSON_VARIANT_ARRAY, machine_ifindices, 0, 0 },
{ "vSockCid", _SD_JSON_VARIANT_TYPE_INVALID, machine_cid, offsetof(Machine, vsock_cid), 0 },
src/shared/varlink-io.systemd.Machine.c
+1 -1
View File
@@ -12,7 +12,7 @@ static SD_VARLINK_DEFINE_METHOD(
SD_VARLINK_DEFINE_INPUT(id, SD_VARLINK_STRING, SD_VARLINK_NULLABLE),
SD_VARLINK_DEFINE_INPUT(service, SD_VARLINK_STRING, SD_VARLINK_NULLABLE),
SD_VARLINK_DEFINE_INPUT(class, SD_VARLINK_STRING, 0),
SD_VARLINK_DEFINE_INPUT(leader, SD_VARLINK_INT, SD_VARLINK_NULLABLE),
SD_VARLINK_DEFINE_INPUT_BY_TYPE(leader, ProcessId, SD_VARLINK_NULLABLE),
SD_VARLINK_DEFINE_INPUT(rootDirectory, SD_VARLINK_STRING, SD_VARLINK_NULLABLE),
SD_VARLINK_DEFINE_INPUT(ifIndices, SD_VARLINK_INT, SD_VARLINK_ARRAY|SD_VARLINK_NULLABLE),
SD_VARLINK_DEFINE_INPUT(vSockCid, SD_VARLINK_INT, SD_VARLINK_NULLABLE),