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Merge pull request #289 from cashapp/mysql84
Add support for MySQL 8.4
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,164 @@ | ||
| #!/bin/bash | ||
| # | ||
| # source this file to get the following functions: | ||
| # - setup: install required packages | ||
| # - activate <version>: download and extract the specified version of MySQL | ||
| # - initialize_mysql <name>: initialize a MySQL data directory | ||
| # - start_mysql <name> <port> <server_id>: start a MySQL server | ||
| # - check_mysql <name>: check if a MySQL server is running | ||
| # - deploy_replication <num_nodes> <base_port>: deploy a replication setup | ||
| # - exec_mysql_sock <name> <query>: execute a query on a MySQL server | ||
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| set -xe | ||
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| setup() { | ||
| local cmd=() | ||
| if (( UID != 0 )) | ||
| then | ||
| cmd=(sudo) | ||
| fi | ||
| cmd+=(apt) | ||
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| "${cmd[@]}" update | ||
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| packages=( | ||
| ca-certificates | ||
| libaio1 | ||
| libnuma1 | ||
| wget | ||
| sudo | ||
| xz-utils | ||
| ) | ||
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| "${cmd[@]}" install -y "${packages[@]}" | ||
| } | ||
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| mysql_cmd=( | ||
| ./bin/mysqld --no-defaults | ||
| --socket="mysql.sock" | ||
| --log-error="mysql.err" | ||
| --pid-file="mysql.pid" | ||
| --user="$(id -u -n)" | ||
| --gtid-mode=ON | ||
| --enforce-gtid-consistency=ON | ||
| ) | ||
| if (( UID == 0 )) | ||
| then | ||
| mysql_cmd+=(--user=root) | ||
| fi | ||
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| activate() { | ||
| if [[ $1 ]]; then | ||
| version=$1 | ||
| else | ||
| echo "Usage: activate <version>" >&2 | ||
| return 1 | ||
| fi | ||
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| minor_version="${version%.*}" | ||
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| printf -v filename "mysql-%s-linux-glibc2.28-x86_64.tar.xz" "$version" | ||
| printf -v url "https://dev.mysql.com/get/Downloads/MySQL-%s/%s" "$minor_version" "$filename" | ||
| dirname="${filename%.tar.xz}" | ||
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| if [[ -d $dirname ]]; then | ||
| pushd "$dirname" | ||
| return | ||
| fi | ||
| if [[ ! -f $filename ]]; then | ||
| wget "$url" | ||
| fi | ||
| tar -xf "$filename" | ||
| pushd "$dirname" | ||
| } | ||
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| initialize_mysql() { | ||
| local datadir=data | ||
| if [[ $1 ]]; then | ||
| datadir="data-$1" | ||
| fi | ||
| "${mysql_cmd[@]}" --initialize-insecure --datadir="$datadir" | ||
| } | ||
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| start_mysql() { | ||
| local datadir=data | ||
| local name | ||
| local port=3306 | ||
| local server_id=1 | ||
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| if [[ $1 ]]; then | ||
| name=$1 | ||
| datadir="data-$1" | ||
| fi | ||
| if [[ $2 ]]; then | ||
| port=$2 | ||
| fi | ||
| if [[ $3 ]]; then | ||
| server_id=$3 | ||
| fi | ||
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| "${mysql_cmd[@]}" --datadir="$datadir" --port="$port" --server-id="$server_id" & | ||
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| pid=$! | ||
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| sleep 1 | ||
| if ! kill -0 "$pid"; then | ||
| cat "$datadir/mysql.err" | ||
| return 1 | ||
| fi | ||
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| check_mysql "$name" | ||
| } | ||
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| check_mysql() { | ||
| local datadir=$1 | ||
| local i | ||
| for ((i=0;i<5;i++)) | ||
| do | ||
| sleep 1 | ||
| exec_mysql_sock "$datadir" 'SELECT 1' > /dev/null && return | ||
| done | ||
| printf %s\\n "MySQL check of $datadir failed" | ||
| return 1 | ||
| } | ||
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| deploy_replication() { | ||
| num_nodes=2 | ||
| base_port=3306 | ||
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| if [[ $1 ]]; then | ||
| num_nodes=$1 | ||
| fi | ||
| if [[ $2 ]]; then | ||
| base_port=$2 | ||
| fi | ||
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| initialize_mysql primary | ||
| start_mysql primary "$base_port" | ||
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| exec_mysql_sock primary "CREATE USER 'repl'@'%' IDENTIFIED BY 'replica'" | ||
| exec_mysql_sock primary "GRANT REPLICATION SLAVE ON *.* TO 'repl'@'%'" | ||
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| # SOURCE_AUTO_POSITION=1" | ||
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| local i | ||
| for ((i=1;i<num_nodes;i++)) | ||
| do | ||
| name="replica$i" | ||
| port=$((base_port + i)) | ||
| initialize_mysql "$name" | ||
| start_mysql "$name" "$port" "$(( 100 + i ))" | ||
| exec_mysql_sock "$name" "CHANGE REPLICATION SOURCE TO SOURCE_HOST='127.0.0.1', SOURCE_PORT=$base_port, GET_SOURCE_PUBLIC_KEY=1" | ||
| exec_mysql_sock "$name" "START REPLICA USER='repl' PASSWORD='replica'" | ||
| done | ||
| } | ||
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| exec_mysql_sock() { | ||
| local datadir=data | ||
| if [[ $1 ]]; then | ||
| datadir="data-$1" | ||
| fi | ||
| ./bin/mysql -u root -S "$datadir/mysql.sock" -e "$2" | ||
| } | ||
|
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,13 @@ | ||
| #!/bin/bash | ||
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| set -xe | ||
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| source "${0%/*}"/manual_install.sh | ||
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| version=8.4.0 | ||
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| pushd /tmp | ||
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| setup | ||
| activate "$version" | ||
| deploy_replication |