feat: rework reservations

Author: tazend

pyslurm/__init__.py

@@ -22,6 +22,7 @@
 )
 from pyslurm.core.node import Node, Nodes
 from pyslurm.core.partition import Partition, Partitions
+from pyslurm.core.reservation import Reservation, Reservations
 from pyslurm.core import error
 from pyslurm.core.error import (
     PyslurmError,

pyslurm/core/reservation.pxd

@@ -0,0 +1,73 @@
+#########################################################################
+# reservation.pxd - interface to work with reservations in slurm
+#########################################################################
+# Copyright (C) 2025 Toni Harzendorf <[email protected]>
+#
+# This file is part of PySlurm
+#
+# PySlurm is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+
+# PySlurm is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License along
+# with PySlurm; if not, write to the Free Software Foundation, Inc.,
+# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+#
+# cython: c_string_type=unicode, c_string_encoding=default
+# cython: language_level=3
+
+from libc.string cimport memcpy, memset
+from libc.stdint cimport uint8_t, uint16_t, uint32_t, uint64_t
+from libc.stdlib cimport free
+from pyslurm cimport slurm
+from pyslurm.slurm cimport (
+    reserve_info_t,
+    reserve_info_msg_t,
+    resv_desc_msg_t,
+    reservation_name_msg_t,
+    reserve_response_msg_t,
+    slurm_free_reservation_info_msg,
+    slurm_load_reservations,
+    slurm_delete_reservation,
+    slurm_update_reservation,
+    slurm_create_reservation,
+    slurm_init_resv_desc_msg,
+    xfree,
+    try_xmalloc,
+)
+
+from pyslurm.utils cimport cstr
+from pyslurm.utils cimport ctime
+from pyslurm.utils.ctime cimport time_t
+from pyslurm.utils.uint cimport *
+from pyslurm.xcollections cimport MultiClusterMap
+
+cdef extern void slurm_free_resv_desc_msg(resv_desc_msg_t *msg)
+cdef extern void slurm_free_reserve_info_members(reserve_info_t *resv)
+
+
+cdef class Reservations(MultiClusterMap):
+
+    cdef:
+        reserve_info_msg_t *info
+        reserve_info_t tmp_info
+
+
+cdef class Reservation:
+
+    cdef:
+        reserve_info_t *info
+        resv_desc_msg_t *umsg
+        dict passwd
+        dict groups
+
+    cdef readonly cluster
+
+    @staticmethod
+    cdef Reservation from_ptr(reserve_info_t *in_ptr)