ocean-subgraph/docker/start

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#!/bin/bash
save_coredumps() {
graph_dir=/var/lib/graph
datestamp=$(date +"%Y-%m-%dT%H:%M:%S")
ls /core.* >& /dev/null && have_cores=yes || have_cores=no
if [ -d "$graph_dir" -a "$have_cores" = yes ]
then
core_dir=$graph_dir/cores
mkdir -p $core_dir
exec >> "$core_dir"/messages 2>&1
echo "${HOSTNAME##*-} Saving core dump on ${HOSTNAME} at ${datestamp}"
dst="$core_dir/$datestamp-${HOSTNAME}"
mkdir "$dst"
cp /usr/local/bin/graph-node "$dst"
cp /proc/loadavg "$dst"
[ -f /Dockerfile ] && cp /Dockerfile "$dst"
tar czf "$dst/etc.tgz" /etc/
dmesg -e > "$dst/dmesg"
# Capture environment variables, but filter out passwords
env | sort | sed -r -e 's/^(postgres_pass|ELASTICSEARCH_PASSWORD)=.*$/\1=REDACTED/' > "$dst/env"
for f in /core.*
do
echo "${HOSTNAME##*-} Found core dump $f"
mv "$f" "$dst"
done
echo "${HOSTNAME##*-} Saving done"
fi
}
wait_for_ipfs() {
# Take the IPFS URL in $1 apart and extract host and port. If no explicit
# host is given, use 443 for https, and 80 otherwise
if [[ "$1" =~ ^((https?)://)?([^:/]+)(:([0-9]+))? ]]
then
proto=${BASH_REMATCH[2]:-http}
host=${BASH_REMATCH[3]}
port=${BASH_REMATCH[5]}
if [ -z "$port" ]
then
[ "$proto" = "https" ] && port=443 || port=80
fi
wait_for "$host:$port" -t 120
else
echo "invalid IPFS URL: $1"
exit 1
fi
}
start_query_node() {
export DISABLE_BLOCK_INGESTOR=true
graph-node \
--postgres-url "$postgres_url" \
--ethereum-rpc $ethereum \
--ipfs "$ipfs"
}
start_index_node() {
# Only the index node with the name set in BLOCK_INGESTOR should ingest
# blocks
if [[ ${node_id} != "${BLOCK_INGESTOR}" ]]; then
export DISABLE_BLOCK_INGESTOR=true
fi
graph-node \
--node-id "${node_id//-/_}" \
--postgres-url "$postgres_url" \
--ethereum-rpc $ethereum \
--ipfs "$ipfs"
}
start_combined_node() {
graph-node \
--postgres-url "$postgres_url" \
--ethereum-rpc $ethereum \
--ipfs "$ipfs"
}
postgres_port=${postgres_port:-5432}
postgres_url="postgresql://$postgres_user:$postgres_pass@$postgres_host:$postgres_port/$postgres_db"
wait_for_ipfs "$ipfs"
wait_for "$postgres_host:$postgres_port" -t 120
sleep 5
trap save_coredumps EXIT
export PGAPPNAME="${node_id-$HOSTNAME}"
# Set custom poll interval
if [ -n "$ethereum_polling_interval" ]; then
export ETHEREUM_POLLING_INTERVAL=$ethereum_polling_interval
fi
case "${node_role-combined-node}" in
query-node)
start_query_node
;;
index-node)
start_index_node
;;
combined-node)
start_combined_node
;;
*)
echo "Unknown mode for start-node: $1"
echo "usage: start (combined-node|query-node|index-node)"
exit 1
esac