Merge pull request #347 from curquiza/installation-script

Add script for binary installation
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Clément Renault 2019-11-28 18:34:58 +01:00 committed by GitHub
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#!/bin/sh
# COLORS
RED="\033[31m"
GREEN="\033[32m"
DEFAULT="\033[0m"
# GLOBALS
REGEXP_SEMVER='v[^0-9]*\([0-9]*\)[.]\([0-9]*\)[.]\([0-9]*\)\([0-9A-Za-z-]*\)'
BINARY_NAME='meilisearch'
# semverParseInto and semverLT from https://github.com/cloudflare/semver_bash/blob/master/semver.sh
# usage: semverParseInto version major minor patch special
# version: the string version
# major, minor, patch, special: will be assigned by the function
semverParseInto() {
local RE='[^0-9]*\([0-9]*\)[.]\([0-9]*\)[.]\([0-9]*\)\([0-9A-Za-z-]*\)'
#MAJOR
eval $2=`echo $1 | sed -e "s#$RE#\1#"`
#MINOR
eval $3=`echo $1 | sed -e "s#$RE#\2#"`
#MINOR
eval $4=`echo $1 | sed -e "s#$RE#\3#"`
#SPECIAL
eval $5=`echo $1 | sed -e "s#$RE#\4#"`
}
# usage: semverLT version1 version2
semverLT() {
local MAJOR_A=0
local MINOR_A=0
local PATCH_A=0
local SPECIAL_A=0
local MAJOR_B=0
local MINOR_B=0
local PATCH_B=0
local SPECIAL_B=0
semverParseInto $1 MAJOR_A MINOR_A PATCH_A SPECIAL_A
semverParseInto $2 MAJOR_B MINOR_B PATCH_B SPECIAL_B
if [ $MAJOR_A -lt $MAJOR_B ]; then
return 0
fi
if [ $MAJOR_A -le $MAJOR_B ] && [ $MINOR_A -lt $MINOR_B ]; then
return 0
fi
if [ $MAJOR_A -le $MAJOR_B ] && [ $MINOR_A -le $MINOR_B ] && [ $PATCH_A -lt $PATCH_B ]; then
return 0
fi
if [ "_$SPECIAL_A" == "_" ] && [ "_$SPECIAL_B" == "_" ] ; then
return 1
fi
if [ "_$SPECIAL_A" == "_" ] && [ "_$SPECIAL_B" != "_" ] ; then
return 1
fi
if [ "_$SPECIAL_A" != "_" ] && [ "_$SPECIAL_B" == "_" ] ; then
return 0
fi
if [ "_$SPECIAL_A" < "_$SPECIAL_B" ]; then
return 0
fi
return 1
}
success_usage() {
printf "$GREEN%s\n$DEFAULT" "MeiliSearch binary successfully downloaded as '$BINARY_NAME' file."
echo ''
echo 'Run it:'
echo ' $ ./meilisearch'
echo 'Usage:'
echo ' $ ./meilisearch --help'
}
failure_usage() {
printf "$RED%s\n$DEFAULT" 'ERROR: MeiliSearch binary is not available for your OS distribution yet.'
echo ''
echo 'However, you can easily compile the binary from the source files.'
echo 'Follow the steps on the docs: https://docs.meilisearch.com/advanced_guides/binary.html#how-to-compile-meilisearch'
}
# OS DETECTION
echo 'Detecting OS distribution...'
os_name=$(uname -s)
if [ "$os_name" != "Darwin" ]; then
os_name=$(cat /etc/os-release | grep '^ID=' | tr -d '"' | cut -d '=' -f 2)
fi
echo "OS distribution detected: $os_name"
case "$os_name" in
'Darwin')
os='macos'
;;
'ubuntu' | 'debian')
os='linux'
;;
*)
failure_usage
exit 1
esac
# GET LATEST VERSION
tags=$(curl -s 'https://api.github.com/repos/meilisearch/MeiliSearch/tags' \
| grep "$REGEXP_SEMVER" \
| grep 'name' \
| tr -d '"' | tr -d ',' | cut -d 'v' -f 2)
latest=""
for tag in $tags; do
if [ "$latest" = "" ]; then
latest="$tag"
else
semverLT $tag $latest
if [ $? -eq 1 ]; then
latest="$tag"
fi
fi
done
# DOWNLOAD THE LATEST
echo "Downloading MeiliSearch binary v$latest for $os..."
release_file="meilisearch-$os-amd64"
link="https://github.com/meilisearch/MeiliSearch/releases/download/v$latest/$release_file"
curl -OL "$link"
mv "$release_file" "$BINARY_NAME"
chmod 744 "$BINARY_NAME"
success_usage