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path: root/adei/check_adei_source.sh
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#!/bin/bash

. $(dirname "$0")/lib/adei/adei.sh


adei_init "$@"; code=$?
adei_process_error $code

filter="${adei_args[0]}"

#echo "$adei_url"
#echo "$adei_source"
#echo "$filter"
#exit

status=1
n_groups=0
cache_size=0
cur=`date -u +%s`

group_mode=0
#groups=`curl -s -m 3 --proxy "" "$adei_url/services/list.php?target=groups&info=1&setup=$2&db_server=$3&db_name=$db_name" | xmllint --format - | grep "Value" | sed -e "s/^.*db_group=\"\([^\"]*\)\".*$/\\1/" | sed -e "s/ /::space::/"`
groups=$(adei_value_query "list.php?target=groups&info=1" 12); err=$?
if [ $err -ge 1 -a $err -le 3  ]; then
    groups=$(adei_value_query "list.php?target=groups" 5); err=$?
    adei_process_error $err "$groups" "GroupList"

    echo "Data queries are too slow, check database indexes"
    group_mode=1
    status=0
elif [ $err -gt 0 ]; then
    adei_process_error $err "$groups" "GroupList"
fi

if [ $group_mode -eq 0 ]; then
    groups=`echo "$groups" | sed -e "s/ /::space::/g"`
else
    groups=`echo "$groups" | sed -e "s/^.*db_group=\"\([^\"]*\)\".*$/\\1/" | sed -e "s/ /::space::/"`
fi

for group in $groups; do
    n_groups=$(($n_groups + 1))

    nodata=0
    if [ $group_mode -eq 0 ]; then
	group=`echo "$group" | sed -e "s/::space::/ /g"`
	gid=`echo "$group" | sed -e "s/^.*db_group=\"\([^\"]*\)\".*$/\\1/"`
	[ "$gid" == "$group" ] && gid=`echo "$group" | sed -e "s/^.*gid=\"\([^\"]*\)\".*$/\\1/"`

	if [ "$gid" == "$group" ]; then
	    echo "Invalid group specification received from ADEI server: $group"
	    status=0
	    continue
	fi
	urlgid=`echo $gid | sed -e "s/ /+/g"`
	last=$group
    else
	urlgid=`echo $group | sed -e "s/::space::/+/"`
	gid=`echo $group | sed -e "s/::space::/ /"`
	last=$(adei_simple_query "list.php?target=groups&info=1&db_group=$urlgid" 3)
	if [  $? -ne 0  ]; then
	    echo "Queries to $gid are too slow, check database indexes"
	    status=0
	    nodata=1
	else 
    	    error=${last#ERROR: }
	    if [ "$error" != "$last" ]; then
		echo "$gid: $error"
		status=0
		nodata=1
	    fi
	    last=`echo $last | grep "Value"`
	fi
	
    fi

    if [ $nodata -eq 0 ]; then
        echo "$last" | grep "last=" &> /dev/null
	if [ $? -eq 0 ]; then
    	    ts=`echo $last | sed -e "s/^.*last=\"\([^\"]*\)\".*$/\\1/" | cut -d '.' -f 1`
    	    if [ -z "$ts" ]; then
    		nodata=1
#		echo "$gid: contains no data"
#		if [ $status -eq 1 ]; then status=2; fi
    	    fi
	else 
	    ts=""
	    nodata=1
#	    echo "$gid: contains no data"
#	    if [ $status -eq 1 ]; then status=2; fi
	fi
    else
	ts=$cur
    fi
    
    
    if [ $nodata -eq 0 ]; then
	since=$((($cur - $ts) / 3600))
	if [ $since -gt 0 ]; then
	    if [ -n "$filter" ]; then
		echo "$gid" | grep -P "$filter" &>/dev/null
		accept=$?
	    else
		accept=1
	    fi
	
	    if [ $accept -ne 0 ]; then
        	last=`date -u -d "@$ts" "+%F %R:%S"`
		echo "$gid: Last updated on $last"
		if [ $status -eq 1 ]; then
		    status=2
		fi
#	    	continue
	    fi
	fi
    fi


    info=$(adei_value_query "info.php?target=cache&db_group=$urlgid"); err=$?
    [ $err -eq 0 ] && dbsize=`echo $info | sed -e "s/^.*dbsize=\"\([^\"]*\)\".*$/\\1/"`

    if [ $err -ne 0 ]; then
	echo "$gid: Cache query has failed"
	status=0
    elif [ ${#dbsize} -gt 16 ]; then
	# Otherwise both cache & data are missing. We think it is tolerable
	if [ $nodata -eq 0 ]; then 
	    echo "$gid: Cache is empty"
	    if [ $status -eq 1 ]; then status=2; fi
	fi
	continue
    else
	cache_size=$(($cache_size + `echo $info | sed -e "s/^.*dbsize=\"\([^\"]*\)\".*$/\\1/"`))

	last_cache=`echo $info | sed -e "s/^.*last=\"\([^\"]*\)\".*$/\\1/"`
	if [ "$info" == "$last_cache" ]; then
	    # There is data in the source, but cache is empty (but we should detect this earlier)
	    # Otherwise, - no cache, no data (which is OK) or we already reported about troublesome source
	    if [ $nodata -eq 0 ]; then
		last_cache=0			
		echo "$gid: Cache is empty (but non-zero size is reported)"
		if [ $status -eq 1 ]; then status=2; fi
	    fi
	    continue
	else 
	    if [ -z "$ts" ]; then
		echo -n "$gid: contains no data, but cached until "
	        date -u -d "@$last_cache" "+%F %R:%S"
		if [ $status -eq 1 ]; then status=2; fi
		continue
	    else
		since=$((($ts - $last_cache) / 3600))
	    fi
	fi
	
	if [ $since -gt 0 ]; then
	    real_width=$(adei_xml_query "list.php?target=items&db_group=$urlgid"); err=$?

	    if [ $err -ne 0 ]; then
		status=0
		echo "$gid: item list service failed"
	    else
		real_width=$((`echo "$real_width" | wc -l` - 3))
	    fi

	    if [ $real_width -le 0 ]; then
		echo "$gid: Invalid number of items reported by list sevice ($real_width)"
		status=0
		continue
	    fi

	    width=`echo $info | grep width=`
	    if [ -z "$width" ]; then 
		echo "$gid: Invalid cache information from ADEI server, width parameter missing"
		status=0
		continue
	    fi
	    
	    width=`echo $info | sed -e "s/^.*width=\"\([^\"]*\)\".*$/\\1/"`
	    if [ $width -eq 0 ]; then
		echo "$gid: Invalid cache information from ADEI server, width parameter is zero"
		status=0
		continue
	    fi
	    
	    found_reason=0

	    if [ "$real_width" -ne "$width" ]; then
		found_reason=1
		status=0
	        echo "$gid: Channel mistmatch $width (cache) and $real_width (reader)"
	    fi
		
	
#	    if [ $nodata -eq 0 ]; then 
#		if [ $found_reason -eq 0 ]; then
#		    # Using current version, we are not able to handle properly limit & filtering together
#		    adei_version_check "0.0.10"
#		    if [ $? -eq 0 ]; then
#			last_data=$(adei_simple_query "getdata.php?db_group=$urlgid&window=0,1")
#			if [ $? -ne 0 ]; then
#			    found_reason=1
#			    status=0
#			    echo -n "$gid: No valid data in database, but there is (filtered?) records. Last one from "
#			    date -u -d "@$ts" "+%F %R:%S"
#			fi
#		    fi
#		fi
#	    fi

	    if [ $found_reason -eq 0 ]; then
		status=0
	        echo "$gid: Last $since hours are not cached"
	    fi
	fi
    fi
done

if [ $n_groups -eq 0 ]; then
    status=0
fi

cache_size=$(($cache_size / 1073741824))
echo "$status $n_groups groups, $cache_size GB"