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#!/bin/bash
# Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
set -e
source "${0%/*}"/common.sh
declare SCRIPTS_DIR="${0%/*}"
declare -r APP_DIR_NAME_UNDER_SHARED=app
function Usage {
UsageHelper "$@" <<EOF
Usage: $SCRIPT_NAME <command> [<app-dir>]
Deploy (or undeploy) application rooted at <app-dir> on localhost Config Server.
The local zone must be up and running. <app-dir> should point to
e.g. vespa/basic-search-on-docker/target/application.
EOF
}
function RunOnConfigServer {
docker exec config-server "$@"
}
function VerifyApp {
local app_dir="$1"
# Sanity-check app_dir
if ! [ -d "$app_dir" ]
then
Fail "<app-dir> '$app_dir' is not a directory"
fi
local services_xml="$app_dir"/services.xml
if ! [ -f "$services_xml" ]
then
Fail "Failed to find services.xml in <app-dir> '$app_dir'"
fi
# Verify there's no <admin> element.
if grep -qE '<admin[ >]' "$services_xml"
then
Fail "services.xml cannot contain an <admin> element in hosted Vespa"
fi
# Verify <nodes> seems to be correctly specified (warning: this test is
# incomplete).
if grep -qE "<nodes>" "$services_xml" ||
! grep -qE "<nodes (.* )?docker-image=" "$services_xml" ||
! grep -qE "<nodes (.* )?flavor=[\"']docker[\"']" "$services_xml"
then
Fail "You must specify the <nodes> element in the following form" \
"in hosted Vespa w/Docker:" \
" <nodes count=\"2\" flavor=\"docker\" docker-image=\"IMAGE\" />" \
"where IMAGE is e.g. vespa-local:latest."
fi
}
# Copies the application rooted at $1 to a directory tree shared with the
# Config Server.
function CopyToSharedDir {
local app_dir="$1"
local shared_dir_on_localhost="$APPLICATION_STORAGE_ROOT/$CONFIG_SERVER_CONTAINER_NAME/$ROOT_DIR_SHARED_WITH_HOST"
if ! [ -d "$shared_dir_on_localhost" ]
then
Fail "Failed to find the Config Server's shared directory on" \
"localhost '$shared_dir_on_localhost', has the" \
"$CONFIG_SERVER_CONTAINER_NAME container been started?"
fi
local shared_app_dir_on_localhost="$shared_dir_on_localhost/$APP_DIR_NAME_UNDER_SHARED"
if [ "$shared_app_dir_on_localhost" != /home/docker/container-storage/config-server/shared/app ]
then
# This duplication of code is a safety-guard against 'rm -rf' unknown
# directories.
Fail "We're about to remove '$shared_app_dir_on_localhost', but it's" \
"pointing to something unexpected, refusing to proceed..."
fi
echo -n "Copying application to '$shared_app_dir_on_localhost'... "
rm -rf "$shared_app_dir_on_localhost"
cp -r "$app_dir" "$shared_app_dir_on_localhost"
echo done
}
function DeployApp {
if (($# != 1))
then
Usage
fi
local app_dir="$1"
VerifyApp "$app_dir"
CopyToSharedDir "$app_dir"
# Create tenant
echo -n "Creating tenant... "
local create_tenant_response
if create_tenant_response=$(curl --silent --show-error -X PUT "http://$CONFIG_SERVER_HOSTNAME:$CONFIG_SERVER_PORT/application/v2/tenant/$TENANT_NAME" 2>&1)
then
if ! [[ "$create_tenant_response" =~ "Tenant $TENANT_NAME created" ]] &&
! [[ "$create_tenant_response" =~ "already exists" ]]
then
echo
Fail "May have failed to create the tenant: '$create_tenant_response'"
fi
else
echo
Fail "Failed to create the tenant: $?: '$create_tenant_response'"
fi
echo done
# Deploy app
local app_dir_on_config_server="/$ROOT_DIR_SHARED_WITH_HOST/$APP_DIR_NAME_UNDER_SHARED"
RunOnConfigServer $VESPA_HOME/bin/deploy -e "$TENANT_NAME" prepare "$app_dir_on_config_server"
echo "Activating application"
RunOnConfigServer $VESPA_HOME/bin/deploy -e "$TENANT_NAME" activate
}
function UndeployApp {
if (($# != 0))
then
Usage "undeploy takes no arguments"
fi
local app_name=default
local output
echo -n "Removing application $TENANT_NAME:$app_name... "
if ! output=$(curl --silent --show-error -X DELETE "http://$CONFIG_SERVER_HOSTNAME:$CONFIG_SERVER_PORT/application/v2/tenant/$TENANT_NAME/application/$app_name")
then
echo
Fail "Failed to remove application: $output"
fi
echo done
}
function Main {
if (($# == 0))
then
Usage "Missing command"
fi
local command="$1"
shift
case "$command" in
deploy) DeployApp "$@" ;;
undeploy) UndeployApp "$@" ;;
*) Usage "Unknown command '$command'" ;;
esac
}
Main "$@"
|
