#ident "$Header$"
/*
Copyright (c) Members of the EGEE Collaboration. 2004-2010.
See http://www.eu-egee.org/partners for details on the copyright holders.

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/


#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <time.h>

#include "glite/lb/context-int.h"
#ifdef BUILDING_LB_CLIENT
#include "consumer.h"
#else
#include "glite/lb/consumer.h"
#endif
#include "glite/lb/xml_conversions.h"
#include "glite/lb/jobstat.h"
#include "glite/lb/events_parse.h"

static void dgerr(edg_wll_Context,char *);
static void printstat(edg_wll_JobStat,int,int);

#define MAX_SERVERS	20

static char 	*myname;

static void usage(char *);
static int query_all(edg_wll_Context, edg_wll_JobStat **, edg_wlc_JobId **);

int main(int argc,char *argv[])
{
	edg_wll_Context	sctx[MAX_SERVERS];
	char		*servers[MAX_SERVERS];
	int		i, result=0, nsrv=0, histflags = 0, childflags = EDG_WLL_STAT_CHILDREN | EDG_WLL_STAT_CHILDSTAT;

	
	myname = argv[0];
	printf("\n");

	if ( argc < 2 || strcmp(argv[1],"--help") == 0 ) { usage(argv[0]); return 0; }

	if ( edg_wll_InitContext(&sctx[0]) ) {
		fprintf(stderr,"cannot initialize edg_wll_Context\n");
		exit(1);
	}

	if ( !strcmp(argv[1], "-all" ) ) {
		edg_wll_JobStat		*statesOut;
		edg_wlc_JobId		*jobsOut;

		jobsOut = NULL;
		statesOut = NULL;
		if ( (result = query_all(sctx[0], &statesOut, &jobsOut)) ) dgerr(sctx[0], "edg_wll_QueryJobs");
		else for ( i = 0; statesOut[i].state; i++ ) printstat(statesOut[i],0,childflags);

		if ( jobsOut ) {
			for (i=0; jobsOut[i]; i++) edg_wlc_JobIdFree(jobsOut[i]);
			free(jobsOut);
		}
		if ( statesOut ) {
			for (i=0; statesOut[i].state; i++) edg_wll_FreeStatus(&statesOut[i]);
			free(statesOut);
		}
		edg_wll_FreeContext(sctx[0]);

		return result;
	} 

	if ( !strcmp(argv[1], "-x") ) {
		edg_wlc_JobId 	job;		
		edg_wll_JobStat status;

		if ( argc < 3 ) { usage(argv[0]); return 1; }
		if ( edg_wll_InitContext(&sctx[0]) ) {
			fprintf(stderr,"%s: cannot initialize edg_wll_Context\n",myname);
			exit(1);
		}
		edg_wll_SetParam(sctx[0], EDG_WLL_PARAM_LBPROXY_SERVE_SOCK, argv[2]);
		for ( i = 3; i < argc; i++ ) {
			memset(&status, 0, sizeof status);
			if (edg_wlc_JobIdParse(argv[i],&job)) {
				fprintf(stderr,"%s: %s: cannot parse jobId\n", myname, argv[i]);
				continue;
			}
			if ( edg_wll_JobStatusProxy(sctx[0], job, EDG_WLL_STAT_CLASSADS | childflags | histflags, &status)) {
				dgerr(sctx[0], "edg_wll_JobStatusProxy"); result = 1;
			} else printstat(status, 0, childflags);

			if ( job ) edg_wlc_JobIdFree(job);
			if ( status.state ) edg_wll_FreeStatus(&status);
		}
		edg_wll_FreeContext(sctx[0]);

		return result;
	}

	for ( i = 1; i < argc; i++ ) {
                if ( !strcmp(argv[i], "-fullhist") ) {
                        histflags = EDG_WLL_STAT_CHILDHIST_THOROUGH;
                        printf("\nFound a FULLHIST flag\n\n");
                }

                if ( !strcmp(argv[i], "-fasthist") ) {
                        histflags = EDG_WLL_STAT_CHILDHIST_FAST;
                        printf("\nFound a FASTHIST flag\n\n");
                }    

                if ( !strcmp(argv[i], "-nochildrenstates") ) {
			childflags = 0;
                }    
	}

	for ( i = 1; i < argc; i++ ) {
		int		j;
		char		*bserver;
		edg_wlc_JobId 	job;		
		edg_wll_JobStat status;

		memset(&status,0,sizeof status);
	
		if ((strcmp(argv[i], "-fullhist"))&&(strcmp(argv[i], "-fasthist"))) {
			if (edg_wlc_JobIdParse(argv[i],&job)) {
				fprintf(stderr,"%s: %s: cannot parse jobId\n", myname,argv[i]);
				continue;
			}
        	        bserver = edg_wlc_JobIdGetServer(job);
                	if (!bserver) {
                        	fprintf(stderr,"%s: %s: cannot extract bookkeeping server address\n", myname,argv[i]);
				edg_wlc_JobIdFree(job);
        	                continue;
                	}
	                for ( j = 0; j < nsrv && strcmp(bserver, servers[j]); j++ );
        	        if ( j == nsrv ) {
                	        if ( i > 0 ) edg_wll_InitContext(&sctx[j]);
                        	nsrv++;
	                        servers[j] = bserver;
        	        }

			if (edg_wll_JobStatus(sctx[j], job, EDG_WLL_STAT_CLASSADS | childflags | histflags, &status)) {
				dgerr(sctx[j],"edg_wll_JobStatus"); result = 1; 
			} else printstat(status,0,childflags);

			if (job) edg_wlc_JobIdFree(job);
			if (status.state) edg_wll_FreeStatus(&status);
		}
	}
	for ( i = 0; i < nsrv; i++ ) edg_wll_FreeContext(sctx[i]);

	return result;
}

static void
usage(char *name)
{
	fprintf(stderr,"Usage: %s [-x lb_proxy_serve_sock] [-fasthist|-fullhist] [-nochildrenstates] [job_id [...]]\n", name);
	fprintf(stderr,"       %s -all\n", name);
}

static int
query_all(edg_wll_Context ctx, edg_wll_JobStat **statesOut, edg_wlc_JobId **jobsOut)
{
	edg_wll_QueryRec        jc[2];
	int			ret;

	memset(jc, 0, sizeof jc);
	jc[0].attr = EDG_WLL_QUERY_ATTR_OWNER;
       	jc[0].op = EDG_WLL_QUERY_OP_EQUAL;
	jc[0].value.c = NULL;	/* is NULL, peerName filled in on server side */
	jc[1].attr = EDG_WLL_QUERY_ATTR_UNDEF;

	if ( (ret = edg_wll_QueryJobs(ctx, jc, 0, jobsOut, statesOut)) ) {
		if ( ret == E2BIG ) {
			int r;
			if ( edg_wll_GetParam(ctx, EDG_WLL_PARAM_QUERY_RESULTS, &r) ) return ret;
			if ( r != EDG_WLL_QUERYRES_LIMITED ) return ret;

			printf("Warning: only limited result returned!\n");
			return 0;
		} else return ret;
	}

	return ret;
}

static void
dgerr(edg_wll_Context ctx,char *where)
{
	char 	*etxt,*edsc;

	edg_wll_Error(ctx,&etxt,&edsc);
	fprintf(stderr,"%s: %s: %s",myname,where,etxt);
	if (edsc) fprintf(stderr," (%s)",edsc);
	putc('\n',stderr);
	free(etxt); free(edsc);
}

static void printstat(edg_wll_JobStat stat, int level, int printchildren)
{
	char		*s, *j1,*j2, ind[10];
	int 		i;


	for (i=0; i < level; i++)
		ind[i]='\t';
	ind[i]='\0';
	
	s = edg_wll_StatToString(stat.state); 
/* print whole flat structure */
	printf("%sstate : %s\n", ind, s);
	printf("%sjobId : %s\n", ind, j1 = edg_wlc_JobIdUnparse(stat.jobId)); free(j1);
	printf("%sowner : %s\n", ind, stat.owner);
	printf("%spayload_owner : %s\n", ind, stat.payload_owner);
	printf("%sjobtype : %s\n", ind, edg_wll_StatusJobtypeNames[stat.jobtype]);
	printf("%sparent_job : %s\n", ind,
			j2 = edg_wlc_JobIdUnparse(stat.parent_job));
	if (stat.jobtype) {;
		printf("%sseed : %s\n", ind, stat.seed);
		printf("%schildren_num : %d\n", ind, stat.children_num);
		printf("%schildren :\n", ind);
		if (stat.children) 
			for  (i=0; stat.children[i]; i++) 
				printf("%s\tchildren : %s\n", ind, stat.children[i]);
		if (printchildren) {
			printf("%schildren_states :\n", ind);
			if (stat.children_states)
			 	for  (i=0; stat.children_states[i].state; i++)
		 			printstat(stat.children_states[i], level+1, printchildren);
		}
		printf("%schildren_hist :\n",ind);
		if (stat.children_hist) 
			for (i=1; i<=stat.children_hist[0]; i++) 
				printf("%s%14s  %d\n", ind, edg_wll_StatToString(i-1),stat.children_hist[i]);
	}
	printf("%scondorId : %s\n", ind, stat.condorId);
	printf("%sglobusId : %s\n", ind, stat.globusId);
	printf("%slocalId : %s\n", ind, stat.localId);
	printf("%sjdl : %s\n", ind, stat.jdl);
	printf("%smatched_jdl : %s\n", ind, stat.matched_jdl);
	printf("%sdestination : %s\n", ind, stat.destination);
	printf("%snetwork server : %s\n", ind, stat.network_server);
	printf("%scondor_jdl : %s\n", ind, stat.condor_jdl);
	printf("%srsl : %s\n", ind, stat.rsl);
	printf("%sreason : %s\n", ind, stat.reason);
	printf("%slocation : %s\n", ind, stat.location);
	printf("%sce_node : %s\n", ind, stat.ce_node);
	printf("%ssubjob_failed : %d\n", ind, stat.subjob_failed);
	printf("%sdone_code : %s\n", ind, edg_wll_done_codeToString(stat.done_code));
	printf("%sexit_code : %d\n", ind, stat.exit_code);
	printf("%sresubmitted : %d\n", ind, stat.resubmitted);
	printf("%scancelling : %d\n", ind, stat.cancelling);
	printf("%scancelReason : %s\n", ind, stat.cancelReason);
	printf("%scpuTime : %d\n", ind, stat.cpuTime);
	printf("%suser_tags :\n",ind);
	if (stat.user_tags) 
		for (i=0; stat.user_tags[i].tag; i++) printf("%s%14s = \"%s\"\n", ind, 
						      stat.user_tags[i].tag,stat.user_tags[i].value);
	printf("%sstateEnterTime : %ld.%06ld\n", ind, stat.stateEnterTime.tv_sec,stat.stateEnterTime.tv_usec);
	printf("%sstateEnterTimes : \n",ind);
	if (stat.stateEnterTimes)  
                for (i=1; i<=stat.stateEnterTimes[0]; i++) {
			time_t	st = stat.stateEnterTimes[i];

			printf("%s%14s  %s", ind, edg_wll_StatToString(i-1), st == 0 ? 
			"    - not available -\n" : ctime(&st));
		}
	printf("%slastUpdateTime : %ld.%06ld\n", ind, stat.lastUpdateTime.tv_sec,stat.lastUpdateTime.tv_usec);
	printf("%sexpectUpdate : %d\n", ind, stat.expectUpdate);
	printf("%sexpectFrom : %s\n", ind, stat.expectFrom);
	printf("%sacl : %s\n", ind, stat.acl);
	printf("%saccess rights : \n%s", ind, stat.access_rights);
	printf("%spayload_running: %d\n", ind, stat.payload_running);
	if (stat.possible_destinations) {
		printf("%spossible_destinations : \n", ind);
		for (i=0; stat.possible_destinations[i]; i++) 
			printf("%s\t%s \n", ind, stat.possible_destinations[i]);
	}
	if (stat.possible_ce_nodes) {
		printf("%spossible_ce_nodes : \n", ind);
		for (i=0; stat.possible_ce_nodes[i]; i++) 
			printf("%s\t%s \n", ind, stat.possible_ce_nodes[i]);
	}
	printf("%ssuspended : %d\n", ind, stat.suspended);
	printf("%ssuspend_reason : %s\n", ind, stat.suspend_reason);
	printf("%sfailure_reasons : %s\n", ind, stat.failure_reasons);
	printf("%sremove_from_proxy : %d\n", ind, stat.remove_from_proxy);
	printf("%sui_host : %s\n", ind, stat.ui_host);
	if (stat.user_fqans) {
                printf("%suser_fqans : \n", ind);
                for (i=0; stat.user_fqans[i]; i++) 
                        printf("%s\t%s \n", ind, stat.user_fqans[i]);
        }
	printf("%ssandbox_retrieved : %d\n", ind, stat.sandbox_retrieved);
	printf("%sjw_status : %s\n", ind, edg_wll_JWStatToString(stat.jw_status));
	
	printf("%sisb_transfer : %s\n", ind, j1 = edg_wlc_JobIdUnparse(stat.isb_transfer)); free(j1);
	printf("%sosb_transfer : %s\n", ind, j1 = edg_wlc_JobIdUnparse(stat.osb_transfer)); free(j1);
	
	/* PBS state section */
	if (stat.jobtype == EDG_WLL_STAT_PBS) {
		printf("%spbs_state : %s\n", ind, stat.pbs_state);
		printf("%spbs_queue : %s\n", ind, stat.pbs_queue);
		printf("%spbs_owner : %s\n", ind, stat.pbs_owner);
		printf("%spbs_name : %s\n", ind, stat.pbs_name);
		printf("%spbs_reason : %s\n", ind, stat.pbs_reason);
		printf("%spbs_scheduler : %s\n", ind, stat.pbs_scheduler);
		printf("%spbs_dest_host : %s\n", ind, stat.pbs_dest_host);
		printf("%spbs_pid : %d\n", ind, stat.pbs_pid);
		printf("%spbs_resource_usage : %s%s\n", ind,
		       (stat.pbs_resource_usage) ? "\n" : "", edg_wll_TagListToString(stat.pbs_resource_usage));
		printf("%spbs_exit_status : %d\n", ind, stat.pbs_exit_status);
		printf("%spbs_error_desc : %s%s\n", ind, 
			(stat.pbs_error_desc) ? "\n" : "", stat.pbs_error_desc);
	}

	/* CREAM state section */
	char *cream_stat_name = edg_wll_CreamStatToString(stat.cream_state);
	if (stat.jobtype == EDG_WLL_STAT_CREAM || cream_stat_name) {
		printf("%scream_state : %s\n", ind, cream_stat_name);
		printf("%scream_owner : %s\n", ind, stat.cream_owner);
		printf("%scream_endpoint : %s\n", ind, stat.cream_endpoint);
		printf("%scream_jdl : %s\n", ind, stat.cream_jdl);
		printf("%scream_reason : %s\n", ind, stat.cream_reason);
		printf("%scream_lrms_id : %s\n", ind, stat.cream_lrms_id);
		printf("%scream_node : %s\n", ind, stat.cream_node);
		printf("%scream_done_code : %d\n", ind, stat.cream_done_code);
		printf("%scream_exit_code : %d\n", ind, stat.cream_exit_code);
		printf("%scream_cancelling : %d\n", ind, stat.cream_cancelling);
		printf("%scream_cpu_time : %d\n", ind, stat.cream_cpu_time);
		printf("%scream_jw_status : %s\n", ind,  edg_wll_JWStatToString(stat.cream_jw_status));
	}
	if (cream_stat_name) free(cream_stat_name);

	/* File Transfer section */
	printf("%sft_compute_job : %s\n", ind, j1 = edg_wlc_JobIdUnparse(stat.ft_compute_job)); free(j1);
	if (stat.ft_sandbox_type == EDG_WLL_STAT_INPUT)
		printf("%sft_sandbox_type : INPUT\n", ind);
	else  if (stat.ft_sandbox_type == EDG_WLL_STAT_OUTPUT)
		printf("%sft_sandbox_type : OUTPUT\n", ind);
	else
		printf("%sft_sandbox_type : UNKNOWN\n", ind);
	printf("%sft_src : %s\n", ind, stat.ft_src);
	printf("%sft_dest : %s\n", ind, stat.ft_dest);

	char *vm_stat_name = edg_wll_VMStatToString(stat.vm_state);
	if (stat.jobtype == EDG_WLL_STAT_VIRTUAL_MACHINE){
		printf("%svm_state : %s\n", ind, vm_stat_name);
		printf("%svm_hostname : %s\n", ind, stat.vm_hostname);
		printf("%svm_image : %s\n", ind, stat.vm_image);
		printf("%svm_require : %s\n", ind, stat.vm_require);
		printf("%svm_usage : %s\n", ind, stat.vm_usage);
		printf("%svm_name : %s\n", ind, stat.vm_name);
		printf("%svm_id : %s\n", ind, stat.vm_id);
		printf("%svm_phy_hostname : %s\n", ind, stat.vm_phy_hostname);
	}	

	printf("\n");	
	
	free(j2);
	free(s);
}