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test-cluster.sh
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test-cluster.sh
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#!/bin/sh
set -o errexit
cargo build
kill() {
if [ "$(uname)" = "Darwin" ]; then
SERVICE='raft-key-value'
if pgrep -xq -- "${SERVICE}"; then
pkill -f "${SERVICE}"
fi
else
set +e # killall will error if finds no process to kill
killall raft-key-value
set -e
fi
}
rpc() {
local uri=$1
local body="$2"
echo '---'" rpc(:$uri, $body)"
{
if [ ".$body" = "." ]; then
curl --silent "127.0.0.1:$uri"
else
curl --silent "127.0.0.1:$uri" -H "Content-Type: application/json" -d "$body"
fi
} | {
if type jq > /dev/null 2>&1; then
jq
else
cat
fi
}
echo
echo
}
#export RUST_LOG=debug
echo "Killing all running raft-key-value"
kill
sleep 1
echo "Start 3 uninitialized raft-key-value servers..."
nohup ./target/debug/raft-key-value --id 1 --http-addr 127.0.0.1:21001 > n1.log &
sleep 1
echo "Server 1 started"
nohup ./target/debug/raft-key-value --id 2 --http-addr 127.0.0.1:21002 > n2.log &
sleep 1
echo "Server 2 started"
nohup ./target/debug/raft-key-value --id 3 --http-addr 127.0.0.1:21003 > n3.log &
sleep 1
echo "Server 3 started"
sleep 1
echo "Initialize server 1 as a single-node cluster"
sleep 2
echo
rpc 21001/init '{}'
echo "Server 1 is a leader now"
sleep 2
echo "Get metrics from the leader"
sleep 2
echo
rpc 21001/metrics
sleep 1
echo "Adding node 2 and node 3 as learners, to receive log from leader node 1"
sleep 1
echo
rpc 21001/add-learner '[2, "127.0.0.1:21002"]'
echo "Node 2 added as leaner"
sleep 1
echo
rpc 21001/add-learner '[3, "127.0.0.1:21003"]'
echo "Node 3 added as leaner"
sleep 1
echo "Get metrics from the leader, after adding 2 learners"
sleep 2
echo
rpc 21001/metrics
sleep 1
echo "Changing membership from [1] to 3 nodes cluster: [1, 2, 3]"
echo
rpc 21001/change-membership '[1, 2, 3]'
sleep 1
echo "Membership changed"
sleep 1
echo "Get metrics from the leader again"
sleep 1
echo
rpc 21001/metrics
sleep 1
echo "Write data on leader"
sleep 1
echo
rpc 21001/write '{"Set":{"key":"foo","value":"bar"}}'
sleep 1
echo "Data written"
sleep 1
echo "Read on every node, including the leader"
sleep 1
echo "Read from node 1"
echo
rpc 21001/read '"foo"'
echo "Read from node 2"
echo
rpc 21002/read '"foo"'
echo "Read from node 3"
echo
rpc 21003/read '"foo"'
##############################################################{
echo "Write data on leader"
sleep 1
echo
rpc 21001/write '{"Place": { "order": {"live": "Limit", "side": "Buy", "price": 4000.0, "volume": 4.4, "id": 1, "sequance": 0} }}'
sleep 1
echo "Data written"
sleep 1
echo "Read on every node, including the leader"
sleep 1
echo "Read from node 1"
echo
rpc 21001/read '"foo"'
echo "Read from node 2"
echo
rpc 21002/read '"foo"'
echo "Read from node 3"
echo
rpc 21003/read '"foo"'
##############################################################}
echo "Killing all nodes in 3s..."
sleep 1
echo "Killing all nodes in 2s..."
sleep 1
echo "Killing all nodes in 1s..."
sleep 1
kill