forked from axiom-team/astroport
128 lines
4.1 KiB
Bash
Executable File
128 lines
4.1 KiB
Bash
Executable File
#!/bin/bash
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################################################################################
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# Authors: @jytou (https://git.duniter.org/jytou)
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# Modified by Fred (support@qo-op.com)
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# Version: 0.1
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# License: AGPL-3.0 (https://choosealicense.com/licenses/agpl-3.0/)
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################################################################################
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# Checks the current block number of $DIR/duniter_nodes.txt (is run in parallel)
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# and output random (from last synchronized) node
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checkonenode()
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{
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# Timeout in seconds for https nodes
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httpsTimeout=1
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# Timeout in seconds for http nodes
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httpTimeout=1
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node=$1
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watched=$2
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outfile=$3
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# Curl: -m timeout, -k ignore SSL certificate errors
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cur=`echo "$( { curl -m $httpsTimeout -k https://$node/blockchain/current; } 2>&1 )"`
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n=$node
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if [[ "$cur" != *issuersFrameVar* ]]
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then
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# It failed in https, maybe try http?
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cur=`echo "$( { curl -m $httpTimeout http://$node/blockchain/current; } 2>&1 )"`
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if [[ "$cur" == *issuersFrameVar* ]]
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then
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# Indicate that the node is http
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n="$n-(http)"
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fi
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fi
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if [[ "$cur" != *issuersFrameVar* ]]
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then
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# The node didn't respond on time
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cur="ERROR"
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else
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# The node did respond - grab the block number and hash of the block as key
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cur="`echo "$cur"|grep '^ "number": '|awk '{print $2}'|awk -F, '{print $1}'`-`echo "$cur"|grep '^ "hash": '|awk '{print $2}'|awk '{print substr($1,2,13)}'`"
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fi
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if [[ $watched =~ .*#$node#.* ]]
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then
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# The node is a watched node, add some bold
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n="\e[1m$n\e[0m"
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fi
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# Put the result into the file
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echo "$cur $n">$outfile
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# Notify that we're done here
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touch $outfile.done
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}
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# Temp dir where results are stored
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rm -Rf /tmp/zen/gnodewatch
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DIR=/tmp/zen/gnodewatch
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export DIR
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mkdir -p $DIR/chains
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# TODO: REMOVE 777 PATCH, ACTIVATE ramdisk
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# sudo mkdir /mnt/ramdisk
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# sudo mount -t tmpfs -o size=50m tmpfs /mnt/ramdisk
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chmod -R 777 /tmp/zen/
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# KEEP /tmp/zen/current.duniter for 5 mn
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find /tmp/zen/ -cmin +5 -type f -name "current.duniter" -exec rm -f '{}' \;
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[[ -f /tmp/zen/current.duniter ]] && cat /tmp/zen/current.duniter && exit 0
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##### $DIR/duniter_nodes.txt REFRESH after 20 minutes #####
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find $DIR/ -cmin +20 -type f -name "duniter_*" -exec rm -f '{}' \;
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if [[ ! -f $DIR/duniter_nodes.txt ]]; then
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# Get New BMAS known Nodes list from shuffle one $DIR/good.nodes.txt
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[[ -f $DIR/good.nodes.txt ]] && DUNITER=$(shuf -n 1 $DIR/good.nodes.txt) || DUNITER="duniter-g1.p2p.legal:443"
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curl -s https://$DUNITER/network/peers | jq '.peers[] | .endpoints' | grep BMAS | awk '{print $2,$3}' | sed s/\"//g | sed s/\,//g | sed s/\ /:/g | sort -u > $DIR/duniter_nodes.txt
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fi
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# Grab the nodes we are actively watching - they will be in bold in the final output
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watched=`grep -v "#" $DIR/duniter_nodes.txt|egrep "\!$"|awk '{print "#" $1 "#"}'`
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# All nodes we are watching
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nodes=`grep -v "#" $DIR/duniter_nodes.txt|awk '{print $1}'`
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# The index to generate separate file names
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index=0
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# Wipe out the output directory
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rm $DIR/*out $DIR/*done $DIR/chains/* $DIR/NODE.* 2>/dev/null
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# Query all nodes in parallel
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for node in $nodes
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do
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checkonenode $node "$watched" $DIR/$index.out &
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((index++))
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done
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# Wait a little for the first files to be created
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sleep 1s
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# Wait for all the threads to report they are done
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while [ `ls $DIR/*done|wc -l` -lt $index ]
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do
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sleep 1s
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done
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# Grab all results
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curs=`cat $DIR/*out|sort`
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# Extract all forks, excluding all errors
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chains="`echo "$curs"|grep -v ERROR|awk '{print $1}'|sort -r|uniq`"
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# Count the number of chains and output most recent consensus to "good.nodes.txt"
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nb=0
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for chain in $chains
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do
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echo "$curs" | egrep "^$chain " | awk '{print $2}' >> $DIR/chains/$nb;
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((nb++))
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done
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longchain=$(ls -S $DIR/chains/ | head -n 1)
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# WRITE OUT shuffle Duniter Node Sync with longest chain
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cp $DIR/chains/$longchain $DIR/good.nodes.txt
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## TEST if server is really running Duniter
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Dtest=""; loop=0
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while [[ $Dtest != "duniter" ]]; do
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result=$(shuf -n 1 $DIR/good.nodes.txt)
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Dtest=$(curl -s https://$result | jq -r .duniter.software)
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((loop++))
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[[ $loop -eq 4 ]] && result="duniter-g1.p2p.legal:443" && break
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done
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echo "$result" > /tmp/zen/current.duniter
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echo $result
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