diff options
Diffstat (limited to 'src/oom/oomd-manager-bus.c')
-rw-r--r-- | src/oom/oomd-manager-bus.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/src/oom/oomd-manager-bus.c b/src/oom/oomd-manager-bus.c new file mode 100644 index 0000000..0581d58 --- /dev/null +++ b/src/oom/oomd-manager-bus.c @@ -0,0 +1,52 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ + +#include <linux/capability.h> + +#include "bus-common-errors.h" +#include "bus-polkit.h" +#include "data-fd-util.h" +#include "fd-util.h" +#include "oomd-manager-bus.h" +#include "oomd-manager.h" +#include "user-util.h" + +static int bus_method_dump_by_fd(sd_bus_message *message, void *userdata, sd_bus_error *error) { + _cleanup_free_ char *dump = NULL; + _cleanup_close_ int fd = -EBADF; + Manager *m = ASSERT_PTR(userdata); + int r; + + assert(message); + + r = manager_get_dump_string(m, &dump); + if (r < 0) + return r; + + fd = acquire_data_fd(dump, strlen(dump), 0); + if (fd < 0) + return fd; + + return sd_bus_reply_method_return(message, "h", fd); +} + +static const sd_bus_vtable manager_vtable[] = { + SD_BUS_VTABLE_START(0), + SD_BUS_METHOD_WITH_NAMES("DumpByFileDescriptor", + NULL,, + "h", + SD_BUS_PARAM(fd), + bus_method_dump_by_fd, + SD_BUS_VTABLE_UNPRIVILEGED), + SD_BUS_SIGNAL_WITH_NAMES("Killed", + "ss", + SD_BUS_PARAM(cgroup) + SD_BUS_PARAM(reason), + 0), + SD_BUS_VTABLE_END +}; + +const BusObjectImplementation manager_object = { + "/org/freedesktop/oom1", + "org.freedesktop.oom1.Manager", + .vtables = BUS_VTABLES(manager_vtable), +}; |