/* * OpenPBS (Portable Batch System) v2.3 Software License * * Copyright (c) 1999-2000 Veridian Information Solutions, Inc. * All rights reserved. * * --------------------------------------------------------------------------- * For a license to use or redistribute the OpenPBS software under conditions * other than those described below, or to purchase support for this software, * please contact Veridian Systems, PBS Products Department ("Licensor") at: * * www.OpenPBS.org +1 650 967-4675 sales@OpenPBS.org * 877 902-4PBS (US toll-free) * --------------------------------------------------------------------------- * * This license covers use of the OpenPBS v2.3 software (the "Software") at * your site or location, and, for certain users, redistribution of the * Software to other sites and locations. Use and redistribution of * OpenPBS v2.3 in source and binary forms, with or without modification, * are permitted provided that all of the following conditions are met. * After December 31, 2001, only conditions 3-6 must be met: * * 1. Commercial and/or non-commercial use of the Software is permitted * provided a current software registration is on file at www.OpenPBS.org. * If use of this software contributes to a publication, product, or * service, proper attribution must be given; see www.OpenPBS.org/credit.html * * 2. Redistribution in any form is only permitted for non-commercial, * non-profit purposes. There can be no charge for the Software or any * software incorporating the Software. Further, there can be no * expectation of revenue generated as a consequence of redistributing * the Software. * * 3. Any Redistribution of source code must retain the above copyright notice * and the acknowledgment contained in paragraph 6, this list of conditions * and the disclaimer contained in paragraph 7. * * 4. Any Redistribution in binary form must reproduce the above copyright * notice and the acknowledgment contained in paragraph 6, this list of * conditions and the disclaimer contained in paragraph 7 in the * documentation and/or other materials provided with the distribution. * * 5. Redistributions in any form must be accompanied by information on how to * obtain complete source code for the OpenPBS software and any * modifications and/or additions to the OpenPBS software. The source code * must either be included in the distribution or be available for no more * than the cost of distribution plus a nominal fee, and all modifications * and additions to the Software must be freely redistributable by any party * (including Licensor) without restriction. * * 6. All advertising materials mentioning features or use of the Software must * display the following acknowledgment: * * "This product includes software developed by NASA Ames Research Center, * Lawrence Livermore National Laboratory, and Veridian Information * Solutions, Inc. * Visit www.OpenPBS.org for OpenPBS software support, * products, and information." * * 7. DISCLAIMER OF WARRANTY * * THIS SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. ANY EXPRESS * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AND NON-INFRINGEMENT * ARE EXPRESSLY DISCLAIMED. * * IN NO EVENT SHALL VERIDIAN CORPORATION, ITS AFFILIATED COMPANIES, OR THE * U.S. GOVERNMENT OR ANY OF ITS AGENCIES BE LIABLE FOR ANY DIRECT OR INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * This license will be governed by the laws of the Commonwealth of Virginia, * without reference to its choice of law rules. */ /* * svr_rescq.c * * Functions relating to the Resource Query Batch Request. * * Included funtions are: * * */ #include /* the master config generated by configure */ #include "libpbs.h" #include #include #include #include #include "server_limits.h" #include "list_link.h" #include "attribute.h" #include "server.h" #include "credential.h" #include "batch_request.h" #include "pbs_error.h" #include "svrfunc.h" #include "log.h" #include "reply_send.h" /* reply_send_svr */ /* Global Data Items: */ resource_t next_resource_tag; /* * req_rescq - Resource Query * * This responds to a Resource Query request with the * amount of the resource(s) available/allocated/reserved/down. * * Currently only recognizes "nodes" */ int req_rescq( struct batch_request *vp) /* I */ { struct batch_request *preq = (struct batch_request *)vp; int i; char *pn; char *pv; int rc; struct brp_rescq *preply; struct rq_rescq *prescq = &preq->rq_ind.rq_rescq; if (prescq->rq_num < 1) { req_reject(RM_ERR_BADPARAM, 0, preq, NULL, NULL); return(PBSE_NONE); } preply = &preq->rq_reply.brp_un.brp_rescq; preq->rq_reply.brp_choice = BATCH_REPLY_CHOICE_RescQuery; preply->brq_number = prescq->rq_num; preply->brq_avail = (int *)calloc(prescq->rq_num, sizeof(int)); preply->brq_alloc = (int *)calloc(prescq->rq_num, sizeof(int)); preply->brq_resvd = (int *)calloc(prescq->rq_num, sizeof(int)); preply->brq_down = (int *)calloc(prescq->rq_num, sizeof(int)); if ((preply->brq_avail == 0) || (preply->brq_alloc == 0) || (preply->brq_resvd == 0) || (preply->brq_down == 0)) { req_reject(PBSE_SYSTEM, errno, preq, NULL, NULL); return(PBSE_NONE); } for (i = 0; i < prescq->rq_num; ++i) { *(preply->brq_resvd + i) = 0; *(preply->brq_down + i) = 0; pn = *(prescq->rq_list + i); while (isspace((int)*pn)) ++pn; pv = pn; while (isalnum((int)*pv)) ++pv; if (*pv != '\0') *pv++ = '\0'; /* skip delimiter */ if (strcmp(pn, "nodes") == 0) { /* check on availability of nodes */ if ((rc = node_avail(pv, preply->brq_avail + i, preply->brq_alloc + i, preply->brq_resvd + i, preply->brq_down + i)) != 0) { req_reject(rc, 0, preq, NULL, NULL); return(PBSE_NONE); } } else { req_reject(RM_ERR_BADPARAM, 0, preq, NULL, NULL); return(PBSE_NONE); } } reply_send_svr(preq); return(PBSE_NONE); } /* END req_rescq() */ /* * req_rescreserve - Resource reserve * * Reserve a set of resources (only "nodes" for now) */ int req_rescreserve( struct batch_request *vp) /* I */ { struct batch_request *preq = (struct batch_request *)vp; int i; int freeold = 0; struct rq_rescq *prescq = &preq->rq_ind.rq_rescq; int part = 0; char *pn; char *pv; int rc; resource_t tag; if ((preq->rq_perm & (ATR_DFLAG_MGWR | ATR_DFLAG_OPWR)) == 0) { req_reject(PBSE_PERM, 0, preq, NULL, NULL); return(PBSE_NONE); } if (prescq->rq_num < 1) { req_reject(RM_ERR_BADPARAM, 0, preq, NULL, NULL); return(PBSE_NONE); } tag = prescq->rq_rhandle; if (tag > 0) { freeold = 1; } else { tag = next_resource_tag++; } for (i = 0; i < prescq->rq_num; ++i) { pn = *(prescq->rq_list + i); while (isspace((int)*pn)) ++pn; pv = pn; while (isalnum((int)*pv)) ++pv; if (*pv != '\0') *pv++ = '\0'; /* skip delimiter */ if (strcmp(pn, "nodes") == 0) { /* If existing (partial) reservation, free it */ if (freeold == 1) node_unreserve(tag); /* attempt to reserve some nodes */ rc = node_reserve(pv, tag); if (rc < 0) { req_reject(rc, 0, preq, NULL, NULL); return(PBSE_NONE); } else if (rc == 0) part = 1; continue; } else { req_reject(PBSE_RMUNKNOWN, 0, preq, NULL, NULL); return(PBSE_NONE); } } if (part) preq->rq_reply.brp_code = PBSE_RMPART; else preq->rq_reply.brp_code = 0; preq->rq_reply.brp_auxcode = tag; reply_send_svr(preq); return(PBSE_NONE); } /* END req_rescreserve() */ /* * req_rescfree - Free a reserved set of resources */ int req_rescfree( struct batch_request *vp) /* I */ { struct batch_request *preq = (struct batch_request *)vp; if ((preq->rq_perm & (ATR_DFLAG_MGWR | ATR_DFLAG_OPWR)) == 0) { req_reject(PBSE_PERM, 0, preq, NULL, NULL); return(PBSE_NONE); } node_unreserve(preq->rq_ind.rq_rescq.rq_rhandle); reply_ack(preq); return(PBSE_NONE); } /* END req_rescfree() */