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Add docker-compose and replication environment tests to the smoke-tests.

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Use docker-compose and p2 to setup a replicated environment for each
version of PostgreSQL we want to support.

Still missing: key-specific tests to ensure each version doesn't lose
metrics.
This commit is contained in:
Will Rouesnel 2016-11-17 02:00:42 +11:00
parent f554139279
commit 53ad0efbbb
3 changed files with 26 additions and 15 deletions
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4
Makefile
View File

@ -19,8 +19,8 @@ vet:
test:
go test -v .
test-integration:
tests/test-smoke
test-integration: postgres_exporter
tests/test-smoke ./postgres_exporter
# Do a self-contained docker build - we pull the official upstream container
# and do a self-contained build.

7
tests/docker-postgres-replication/Dockerfile Executable file
View File

@ -0,0 +1,7 @@
FROM postgres:9.6
MAINTAINER Daniel Dent (https://www.danieldent.com)
ENV PG_MAX_WAL_SENDERS 8
ENV PG_WAL_KEEP_SEGMENTS 8
COPY setup-replication.sh /docker-entrypoint-initdb.d/
COPY docker-entrypoint.sh /docker-entrypoint.sh
RUN chmod +x /docker-entrypoint-initdb.d/setup-replication.sh /docker-entrypoint.sh

30
tests/test-smoke
View File

@ -9,6 +9,11 @@ while [ -h "$SOURCE" ]; do # resolve $SOURCE until the file is no longer a symli
done
DIR="$( cd -P "$( dirname "$SOURCE" )" && pwd )"
# Read the absolute path to the exporter
postgres_exporter=$(readlink -f $1)
exporter_port=9187
$exporter_port=password
cd $DIR
VERSIONS=( \
@ -29,9 +34,9 @@ smoketest_postgres() {
local CUR_IMAGE=$IMAGE_NAME:$version
echo "Test standalone cluster..."
docker run -d --name=$CONTAINER_NAME -e POSTGRES_PASSWORD=password -p 127.0.0.1:55432:5432 $CUR_IMAGE
CONTAINER_NAME=$(docker run -d -e POSTGRES_PASSWORD=$POSTGRES_PASSWORD -p 127.0.0.1:55432:5432 $CUR_IMAGE)
trap "docker logs $CONTAINER_NAME ; docker kill $CONTAINER_NAME ; docker rm $CONTAINER_NAME" EXIT INT TERM
trap "docker logs $CONTAINER_NAME ; docker kill $CONTAINER_NAME ; docker rm $CONTAINER_NAME; exit 1" EXIT INT TERM
local WAIT_START=$(date +%s)
while ! docker exec $CONTAINER_NAME bash -c "psql -U postgres -c \"select 'running'\" > /dev/null 2>&1 " ; do
@ -43,11 +48,11 @@ smoketest_postgres() {
sleep 1
done
DATA_SOURCE_NAME="postgresql://postgres:password@localhost:55432/?sslmode=disable" ./postgres_exporter &
DATA_SOURCE_NAME="postgresql://postgres:$POSTGRES_PASSWORD@localhost:55432/?sslmode=disable" $postgres_exporter &
exporter_pid=$!
trap "docker logs $CONTAINER_NAME ; docker kill $CONTAINER_NAME ; docker rm $CONTAINER_NAME ; kill $exporter_pid" EXIT INT TERM
trap "docker logs $CONTAINER_NAME ; docker kill $CONTAINER_NAME ; docker rm $CONTAINER_NAME ; kill $exporter_pid; exit 1" EXIT INT TERM
local DAEMON_WAIT_START=$(date +%s)
while ! nc -z localhost 9113 ; do
while ! nc -z localhost $exporter_port ; do
echo "Waiting for exporter to start..."
if [ $(( $(date +%s) - $WAIT_START )) -gt $TIMEOUT ]; then
echo "Timed out waiting for exporter!" 1>&2
@ -56,7 +61,7 @@ smoketest_postgres() {
sleep 1
done
wget -q -O - http://localhost:9113/metrics 1> /dev/null
wget -q -O - http://localhost:$exporter_port/metrics 1> /dev/null
if [ "$?" != "0" ]; then
echo "Failed on postgres $version ($DOCKER_IMAGE)" 1>&2
kill $exporter_pid
@ -69,7 +74,6 @@ smoketest_postgres() {
trap - EXIT INT TERM
echo "Test replicated cluster..."
postgres_exporter=$(readlink -f ./postgres_exporter)
old_pwd=$(pwd)
cd docker-postgres-replication
@ -78,8 +82,8 @@ smoketest_postgres() {
echo "Templating failed" 1>&2
exit 1
fi
trap "docker-compose logs; docker-compose down ; docker-compose rm -v" EXIT INT TERM
docker-compose up -d --force-recreate --build
trap "docker-compose logs; docker-compose down ; docker-compose rm -v; exit 1" EXIT INT TERM
POSTGRES_PASSWORD=$POSTGRES_PASSWORD docker-compose up -d --force-recreate --build
master_container=$(docker-compose ps -q pg-master)
slave_container=$(docker-compose ps -q pg-slave)
@ -105,11 +109,11 @@ smoketest_postgres() {
sleep 1
done
DATA_SOURCE_NAME="postgresql://postgres:password@$master_ip:5432/?sslmode=disable" $postgres_exporter &
DATA_SOURCE_NAME="postgresql://postgres:$POSTGRES_PASSWORD@$master_ip:5432/?sslmode=disable" $postgres_exporter &
exporter_pid=$!
trap "docker-compose logs; docker-compose down ; docker-compose rm -v ; kill $exporter_pid" EXIT INT TERM
trap "docker-compose logs; docker-compose down ; docker-compose rm -v ; kill $exporter_pid; exit 1" EXIT INT TERM
local DAEMON_WAIT_START=$(date +%s)
while ! nc -z localhost 9113 ; do
while ! nc -z localhost $exporter_port ; do
echo "Waiting for exporter to start..."
if [ $(( $(date +%s) - $WAIT_START )) -gt $TIMEOUT ]; then
echo "Timed out waiting for exporter!" 1>&2
@ -118,7 +122,7 @@ smoketest_postgres() {
sleep 1
done
wget -q -O - http://localhost:9113/metrics 1> /dev/null
wget -q -O - http://localhost:$exporter_port/metrics 1> /dev/null
if [ "$?" != "0" ]; then
echo "Failed on postgres $version ($DOCKER_IMAGE)" 1>&2
exit 1