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December 29, 2015 00:49
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Simple environment manager for use in WAL-E development.
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#!/bin/bash | |
if [ -z $WALE_ENV_DIR ] | |
then | |
WALE_ENV_DIR='/etc/wal-e/env' | |
fi | |
STORE=$(echo $1 | tr '[:upper:]' '[:lower:]') | |
USTORE=$(echo $STORE | tr '[:lower:]' '[:upper:]') | |
BOX=$(echo $2 | tr '[:upper:]' '[:lower:]') | |
print_environment() { | |
for file in $(find $WALE_ENV_DIR -type l) | |
do | |
echo $file | |
if [[ $file =~ "PREFIX" ]] | |
then | |
echo "Current WAL-E Prefix: $(cat $file)" | |
fi | |
done | |
} | |
unlink_env() { | |
echo "Cleaning previous environment configuration..." | |
find $WALE_ENV_DIR -type l -exec rm -i {} + | |
} | |
make_link() { | |
source=$1 | |
destination=$2 | |
root=$(dirname $WALE_ENV_DIR) | |
ln -s $root/$source $WALE_ENV_DIR/$destination | |
} | |
case $USTORE in | |
AWS) | |
access_id_file=AWS_ACCESS_KEY_ID | |
secret_file=AWS_SECRET_ACCESS_KEY | |
prefix_link_name=WALE_S3_PREFIX | |
testing_link_name=WALE_S3_INTEGRATION_TESTS | |
;; | |
WABS) | |
access_id_file=WABS_ACCESS_KEY | |
secret_file=WABS_ACCOUNT_NAME | |
prefix_link_name=WALE_WABS_PREFIX | |
testing_link_name=WALE_WABS_INTEGRATION_TESTS | |
;; | |
SHOW) | |
print_environment | |
exit 0 | |
;; | |
*) | |
echo "Unknown storage backend: ${USTORE}" | |
exit 1 | |
esac | |
# Unlink previously existing environment | |
unlink_env | |
# Link requested environment | |
echo "Linking requested WAL-E environment..." | |
make_link $access_id_file $access_id_file | |
make_link $secret_file $secret_file | |
if [[ "$BOX" == "TESTING" ]] | |
then | |
make_link TESTING_FILE $testing_link_name | |
else | |
make_link "${BOX}-${STORE}" $prefix_link_name | |
fi | |
echo "Eeeeeevaaa" |
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WAL-E is a project to help simplify PostgreSQL WAL file archiving and recovery.