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feat: pgbench with postgres, pgbouncer and proxy
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‎.gitignore‎

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# credentials for local dev
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.env.proxy.docker
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## benchmark result data
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tests/benchmark/results/*.csv
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tests/benchmark/benchmark-*.png

‎tests/benchmark/docker/pgbouncer/Dockerfile‎

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FROM alpine:3.19
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RUN apk add pgbouncer
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RUN adduser -D -S pgbouncer
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ADD pgbouncer.ini /etc/pgbouncer/pgbouncer.ini
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ADD userlist.txt /etc/pgbouncer/userlist.txt
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EXPOSE 6433
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USER pgbouncer
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CMD /usr/bin/pgbouncer /etc/pgbouncer/pgbouncer.ini

‎tests/benchmark/docker/pgbouncer/pgbouncer.ini‎

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[databases]
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cipherstash = host=host.docker.internal port=5532 dbname=cipherstash user=cipherstash password=password
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[users]
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;user1 = pool_size=5 pool_mode=transaction max_user_connections=10
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[pgbouncer]
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listen_addr = *
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listen_port = 6433
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listen_backlog = 1000
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so_reuseport = 1
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; pool_mode = session
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default_pool_size = 100
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min_pool_size = 20
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max_db_connections = 100
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max_client_conn = 1000
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syslog = 0
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log_connections = 0
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log_disconnections = 0
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verbose = 0
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auth_type = scram-sha-256
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auth_file = /etc/pgbouncer/userlist.txt

‎tests/benchmark/docker/pgbouncer/userlist.txt‎

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"cipherstash" "password"

‎tests/benchmark/mise.toml‎

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[settings]
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trusted_config_paths = ["./env/mise.passthrough.toml"]
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[task_config]
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includes = ["./tasks"]
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[env]
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CS_DATABASE__HOST = "host.docker.internal"
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POSTGRES_DB = "{{env.CS_DATABASE__NAME}}"
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PGUSER = "{{env.CS_DATABASE__USERNAME}}"
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PGPASSWORD = "{{env.CS_DATABASE__PASSWORD}}"
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PGHOST = "{{env.CS_DATABASE__HOST}}"
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PGPORT = "{{env.CS_DATABASE__PORT}}"
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# ====================================================================================================
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[tasks."benchmark"]
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alias = 'b'
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description = "Run benchmarks"
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run = """
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set -e
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mise run benchmark:clean
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mise run benchmark:setup
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# # Extended protocol with default script
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# mise run benchmark_service --target=postgres --protocol=extended --port=5532 --time=5
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# mise run benchmark_service --target=pgbouncer --protocol=extended --port=6433 --time=5
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# mise run benchmark_service --target=proxy --protocol=extended --port=6432 --time=5
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# Extended protocol with plaintext script
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mise run benchmark_service --target=postgres --transaction=plaintext --protocol=extended --port=5532 --time=5
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mise run benchmark_service --target=pgbouncer --transaction=plaintext --protocol=extended --port=6433 --time=5
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mise run benchmark_service --target=proxy --transaction=plaintext --protocol=extended --port=6432 --time=5
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# Extended protocol with encrypted script
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mise run benchmark_service --target=proxy --transaction=encrypted --protocol=extended --port=6432 --time=5
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mise run benchmark:plot
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"""
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[tasks."benchmark:setup"]
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run = """
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cat sql/benchmark-schema.sql | docker exec -i postgres${CONTAINER_SUFFIX} psql postgresql://${CS_DATABASE__USERNAME}:${CS_DATABASE__PASSWORD}@${CS_DATABASE__HOST}:${CS_DATABASE__PORT}/${CS_DATABASE__NAME} -f-
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# Initialize pgbench
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docker compose run --rm postgres${CONTAINER_SUFFIX:-} pgbench --host=${CS_DATABASE__HOST} --port=${CS_DATABASE__PORT} --scale=1 -i --no-vacuum
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"""
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[tasks."benchmark:plot"]
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alias = 'b'
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description = "Plot graphs from benchmark results"
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run = """
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python plot.py
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"""
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[tasks."benchmark:up"]
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alias = 'u'
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description = "Run PostgreSQL with docker compose"
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run = """
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set -e
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mise run postgres:up
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mise run pgbouncer:up
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mise run proxy:up
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"""
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[tasks."benchmark:clean"]
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description = "Clean old benchmark results"
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run = """
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rm -rf {{config_root}}/results/*.csv
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"""
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[tasks."pgbouncer:up"]
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alias = 'u'
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description = "Run pgbouncer"
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run = """
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set -e
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docker compose up --build pgbouncer --detach
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"""
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# [tasks."down"]
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# alias = 'u'
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# description = "Tear down PostgreSQL and Proxy containers"
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# run = """
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# set -e
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# if [[ -z "${CS_BENCHMARK_BUILD}" ]]; then
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# mise run proxy:down
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# mise run postgres:down
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# fi
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# """
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# [tasks."proxy:up"]
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# alias = 'u'
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# description = "Run CipherStash Proxy with docker compose"
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# run = """
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# set -e
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# docker compose up --build proxy --detach
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# """
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# [tasks."proxy:down"]
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# alias = 'pd'
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# description = "Tear down Proxy container"
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# run = """
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# set -e
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# docker compose down proxy
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# """
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# [tasks."postgres:up"]
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# alias = 'pgu'
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# description = "Run PostgreSQL with docker compose"
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# run = """
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# set -e
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# docker compose up postgres --detach
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# """
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# [tasks."postgres:down"]
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# alias = 'pgd'
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# description = "Tear down PostgreSQL container"
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# run = """
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# set -e
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# docker compose down postgres
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# """

‎tests/benchmark/plot.py‎

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import csv
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import glob
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import matplotlib.pyplot as plt
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import time
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MARKERS = [
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"^",
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"o",
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"s",
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"d",
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"v",
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"P",
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">",
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"X",
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"<",
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"*",
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]
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def read_csv(file_name):
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with open(file_name) as csv_file:
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csv_reader = csv.DictReader(csv_file)
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rows = []
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for csv_line in csv_reader:
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try:
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row = {
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"clients": int(csv_line["clients"]),
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"latency": float(csv_line["latency"]),
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"init_conn_time": float(csv_line["init_conn_time"]),
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"tps": float(csv_line["tps"]),
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}
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rows.append(row)
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except:
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print("Unable to parse row from csv_line:", csv_line)
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return rows
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def main():
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fig, ax = plt.subplots(figsize=(16, 12), layout="constrained")
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files = [f for f in glob.glob("results/*.csv")]
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files = sorted(files)
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for i, file in enumerate(files):
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label = file.replace(".csv", "")
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data = read_csv(file)
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clients = [d["clients"] for d in data]
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tps = [d["tps"] for d in data]
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ax.plot(
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clients,
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tps,
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label=label,
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linestyle="-",
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marker=MARKERS[i],
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markeredgewidth=1,
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markersize=10,
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)
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# Ensure the baseline starts at zero
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ax.set_xlim(left=0) # Set x-axis lower limit to 0
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ax.set_ylim(bottom=0) # Set y-axis lower limit to 0
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fig.legend(loc="outside upper left")
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plt.xlabel("clients")
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plt.ylabel("tps")
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plt.title("Transactions per second")
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ts = time.strftime("%Y%m%d%H%M")
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file_name = "benchmark-{}.png".format(ts)
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plt.savefig(file_name)
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if __name__ == "__main__":
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main()

‎tests/benchmark/sql/benchmark-schema.sql‎

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TRUNCATE TABLE cs_configuration_v1;
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DROP TABLE IF EXISTS benchmark_plaintext;
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CREATE TABLE benchmark_plaintext (
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id serial primary key,
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username text,
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email text
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);
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DROP TABLE IF EXISTS benchmark_encrypted;
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CREATE TABLE benchmark_encrypted (
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id serial primary key,
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username text,
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email cs_encrypted_v1
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);
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SELECT cs_add_column_v1(
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'benchmark_encrypted',
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'email'
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);
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SELECT cs_encrypt_v1();
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SELECT cs_activate_v1();

‎tests/benchmark/sql/transaction-default.sql‎

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\set aid random(1, 100000 * :scale)
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\set bid random(1, 1 * :scale)
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\set tid random(1, 10 * :scale)
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\set delta random(-5000, 5000)
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BEGIN;
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UPDATE pgbench_accounts SET abalance = abalance + :delta WHERE aid = :aid;
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SELECT abalance FROM pgbench_accounts WHERE aid = :aid;
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UPDATE pgbench_tellers SET tbalance = tbalance + :delta WHERE tid = :tid;
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UPDATE pgbench_branches SET bbalance = bbalance + :delta WHERE bid = :bid;
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INSERT INTO pgbench_history (tid, bid, aid, delta, mtime) VALUES (:tid, :bid, :aid, :delta, CURRENT_TIMESTAMP);
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END;

‎tests/benchmark/sql/transaction-encrypted.sql‎

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\set a random(1, 100000)
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\set b random(1, 100000)
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\set c random(1, 100000)
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\set username hash_fnv1a(:a)
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\set email hash_fnv1a(:b)
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\set email_update hash_fnv1a(:c)
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BEGIN;
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INSERT INTO benchmark_encrypted(username, email) VALUES (:username, :email);
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SELECT username FROM benchmark_encrypted WHERE email = :email;
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UPDATE benchmark_encrypted SET email = :email_update WHERE username = :username;
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SELECT username FROM benchmark_encrypted WHERE email = :email_update;
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END;
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‎tests/benchmark/sql/transaction-plaintext.sql‎

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\set a random(1, 100000)
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\set b random(1, 100000)
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\set c random(1, 100000)
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\set username hash_fnv1a(:a)
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\set email hash_fnv1a(:b)
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\set email_update hash_fnv1a(:c)
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BEGIN;
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INSERT INTO benchmark_plaintext(username, email) VALUES (:username, :email);
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SELECT username FROM benchmark_plaintext WHERE email = :email;
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UPDATE benchmark_plaintext SET email = :email_update WHERE username = :username;
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SELECT username FROM benchmark_plaintext WHERE email = :email_update;
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END;
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