MemSQL 5.5.x

Ship it

Author: carlsverre

BUILD.md

@@ -4,7 +4,7 @@
 # https://github.com/memsql/memsql-docker-quickstart
 #
 
-FROM debian:8.4
+FROM debian:8.6
 MAINTAINER Carl Sverre <[email protected]>
 
 RUN apt-get update && \
@@ -34,8 +34,9 @@ RUN mkdir /memsql /memsql-ops
 
 # download and install MemSQL Ops
 # then reduce size by symlinking objdir and lib from one install to the other
-COPY setup_ops.sh /tmp/setup_ops.sh
-RUN /tmp/setup_ops.sh
+COPY setup.sh /tmp/setup.sh
+ADD VERSIONS /tmp/VERSIONS
+RUN /tmp/setup.sh
 
 # COPY helper scripts
 COPY memsql-shell /usr/local/bin/memsql-shell

Dockerfile

@@ -0,0 +1,3 @@
+.PHONY: latest
+latest:
+	docker build -t memsql/quickstart:latest -f Dockerfile .

Makefile

@@ -14,7 +14,7 @@ docker pull memsql/quickstart
 
 
 # Verify your machine satisfies our minimum requirements
-docker run --rm --net=host memsql/quickstart check-system
+docker run --rm memsql/quickstart check-system
 
 
 # Spin up a MemSQL cluster on your machine
@@ -30,5 +30,15 @@ docker run --rm -it --link=memsql:memsql memsql/quickstart memsql-shell
 
 
 # Stop and remove the container
-docker stop memsql && docker rm -v memsql
+docker rm -fv memsql
+```
+
+### Custom schema file at start
+
+If you mount a SQL file to /schema.sql inside the container it will be loaded
+when the cluster is started. Example:
+
+```
+echo "CREATE DATABASE test;" > schema.sql
+docker run -d -v $(PWD)/schema.sql:/schema.sql -p 3306:3306 -p 9000:9000 --name=memsql memsql/quickstart
 ```

README.md

@@ -0,0 +1,3 @@
+export OPS_VERSION=5.5.0
+export MEMSQL_VERSION=321074d63e5f6f4bb6229c1fce597993e720daae
+

VERSIONS

@@ -1,15 +1,20 @@
 #!/bin/bash
 set -e
 
-if [ "$1" = "memsqld" ]; then
-    # Start up the cluster
+if [[ "$1" = "memsqld" ]]; then
     memsql-ops start
     memsql-ops memsql-start --all
     memsql-ops memsql-list
 
+    # Check for a schema file at /schema.sql and load it
+    if [[ -e /schema.sql ]]; then
+        echo "Loading schema from /schema.sql"
+        cat /schema.sql
+        memsql < /schema.sql
+    fi
+
     # Tail the logs to keep the container alive
     exec tail -F /memsql/master/tracelogs/memsql.log /memsql/leaf/tracelogs/memsql.log
+else
+    exec "$@"
 fi
-
-exec "$@"
-

memsql-entrypoint.sh

@@ -2,7 +2,10 @@
 set -e
 set -x
 
-VERSION_URL="http://versions.memsql.com/memsql-ops/5.1.0"
+# Expects this file to export $OPS_VERSION and $MEMSQL_VERSION
+source /tmp/VERSIONS
+
+VERSION_URL="http://versions.memsql.com/memsql-ops/$OPS_VERSION"
 MEMSQL_VOLUME_PATH="/memsql"
 OPS_URL=$(curl -s "$VERSION_URL" | jq -r .tar)
 
@@ -20,16 +23,29 @@ mkdir /tmp/memsql-ops
 tar -xzf /tmp/memsql_ops.tar.gz -C /tmp/memsql-ops --strip-components 1
 /tmp/memsql-ops/install.sh \
     --host 127.0.0.1 \
-    --simple-cluster \
+    --no-cluster \
     --ops-datadir /memsql-ops \
     --memsql-installs-dir /memsql-ops/installs
 
+DEPLOY_EXTRA_FLAGS=
+if [[ $MEMSQL_VERSION != "community" ]]; then
+    DEPLOY_EXTRA_FLAGS="--version-hash $MEMSQL_VERSION"
+fi
+
+memsql-ops memsql-deploy --role master --community-edition $DEPLOY_EXTRA_FLAGS
+memsql-ops memsql-deploy --role leaf --community-edition --port 3307 $DEPLOY_EXTRA_FLAGS
+
 MASTER_ID=$(memsql-ops memsql-list --memsql-role=master -q)
 MASTER_PATH=$(memsql-ops memsql-path $MASTER_ID)
 
 LEAF_ID=$(memsql-ops memsql-list --memsql-role=leaf -q)
 LEAF_PATH=$(memsql-ops memsql-path $LEAF_ID)
 
+# We need to clear the maximum-memory setting in the leaf's memsql.cnf otherwise
+# when we move to another machine with a different amount of memory the memory
+# imbalance nag will show up
+memsql-ops memsql-update-config --key maximum_memory --delete $LEAF_ID
+
 # symlink leaf's static directories to master
 for tgt in objdir lib; do
     rm -rf $LEAF_PATH/$tgt