From 51d6364b07fc4c33c1afa9b226cf410ff6d9652e Mon Sep 17 00:00:00 2001
From: Marc Aubry <maubry@internap.com>
Date: Thu, 8 Sep 2016 12:38:27 -0400
Subject: [PATCH] Add devstack plugin

Change-Id: I47be86218a744f3b7937380b7adbe5268c04abf0
---
 devstack/plugin.sh   | 114 +++++++++++++++++++++++++++++++++++++++++++
 devstack/settings    |  12 +++++
 doc/source/index.rst |  22 +++++++++
 3 files changed, 148 insertions(+)
 create mode 100644 devstack/plugin.sh
 create mode 100644 devstack/settings

diff --git a/devstack/plugin.sh b/devstack/plugin.sh
new file mode 100644
index 0000000..6188103
--- /dev/null
+++ b/devstack/plugin.sh
@@ -0,0 +1,114 @@
+XTRACE=$(set +o | grep xtrace)
+set -o xtrace
+
+function almanach_service_url {
+    echo "$ALMANACH_SERVICE_PROTOCOL://$ALMANACH_SERVICE_HOST:$ALMANACH_SERVICE_PORT"
+}
+
+function _install_mongodb {
+    # Server package is the same on all
+    local packages=mongodb-server
+
+    if is_fedora; then
+        # mongodb client
+        packages="${packages} mongodb"
+    fi
+
+    install_package ${packages}
+
+    if is_fedora; then
+        restart_service mongod
+    else
+        restart_service mongodb
+    fi
+
+    sleep 5
+}
+
+function almanach_configure {
+    sudo install -d -o $STACK_USER -m 755 $ALMANACH_CONF_DIR
+    cp ${ALMANACH_DIR}/almanach/resources/config/almanach.cfg $ALMANACH_CONF
+
+    iniset $ALMANACH_CONF ALMANACH auth_token secret
+    iniset $ALMANACH_CONF ALMANACH auth_strategy private_key
+    iniset $ALMANACH_CONF ALMANACH volume_existence_threshold 60
+    iniset $ALMANACH_CONF ALMANACH device_metadata_whitelist metering.billing_mode
+
+    iniset $ALMANACH_CONF MONGODB url mongodb://localhost/almanach
+    iniset $ALMANACH_CONF MONGODB database almanach
+    iniset $ALMANACH_CONF MONGODB indexes project_id,start,end
+
+    iniset $ALMANACH_CONF RABBITMQ url amqp://stackrabbit:secret@localhost:5672
+    iniset $ALMANACH_CONF RABBITMQ indexes project_id,start,end
+    iniset $ALMANACH_CONF RABBITMQ queue almanach.info
+    iniset $ALMANACH_CONF RABBITMQ exchange almanach.info
+    iniset $ALMANACH_CONF RABBITMQ routing.key almanach.info
+    iniset $ALMANACH_CONF RABBITMQ retry.time.to.live 10
+    iniset $ALMANACH_CONF RABBITMQ retry.exchange almanach.retry
+    iniset $ALMANACH_CONF RABBITMQ retry.maximum 3
+    iniset $ALMANACH_CONF RABBITMQ retry.queue almanach.retry
+    iniset $ALMANACH_CONF RABBITMQ retry.return.exchange almanach
+    iniset $ALMANACH_CONF RABBITMQ dead.queue almanach.dead
+    iniset $ALMANACH_CONF RABBITMQ dead.exchange almanach.dead
+}
+
+# Create almanach related accounts in Keystone
+function almanach_create_accounts {
+    OLD_OS_CLOUD=$OS_CLOUD
+    export OS_CLOUD='devstack-admin'
+
+    create_service_user "almanach" "admin"
+
+    get_or_create_service "almanach" "usage" "Almanach Resource Utilization Service"
+    get_or_create_endpoint "usage" \
+        "$REGION_NAME" \
+        "$(almanach_service_url)" \
+        "$(almanach_service_url)" \
+        "$(almanach_service_url)"
+
+    export OS_CLOUD=$OLD_OS_CLOUD
+}
+
+function _almanach_drop_database {
+    mongo almanach --eval "db.dropDatabase();"
+}
+
+function install_almanach {
+    setup_develop $ALMANACH_DIR
+}
+
+function start_almanach {
+    run_process almanach-collector "$ALMANACH_BIN_DIR/almanach collector $ALMANACH_CONF"
+    run_process almanach-api "$ALMANACH_BIN_DIR/almanach api $ALMANACH_CONF --host 0.0.0.0"
+}
+
+function stop_almanach {
+    echo "todo"
+}
+
+ALMANACH_BIN_DIR=$(get_python_exec_prefix)
+
+if is_service_enabled almanach-api almanach-collector; then
+    if [[ "$1" == "stack" && "$2" == "pre-install" ]]; then
+        echo_summary "Installing MongoDB"
+        _install_mongodb
+    elif [[ "$1" == "stack" && "$2" == "install" ]]; then
+        echo_summary "Installing Almanach"
+        install_almanach
+    elif [[ "$1" == "stack" && "$2" == "post-config" ]]; then
+        echo_summary "Configuring Almanach"
+        almanach_configure
+        almanach_create_accounts
+    elif [[ "$1" == "stack" && "$2" == "extra" ]]; then
+        echo_summary "Initializing Almanach"
+        start_almanach
+    fi
+
+    if [[ "$1" == "unstack" ]]; then
+        stop_almanach
+    fi
+
+    if [[ "$1" == "clean" ]]; then
+        _almanach_drop_database
+    fi
+fi
diff --git a/devstack/settings b/devstack/settings
new file mode 100644
index 0000000..9020601
--- /dev/null
+++ b/devstack/settings
@@ -0,0 +1,12 @@
+enable_service almanach-collector
+enable_service almanach-api
+
+ALMANACH_DIR=$DEST/almanach
+
+ALMANACH_CONF_DIR=/etc/almanach
+ALMANACH_CONF=$ALMANACH_CONF_DIR/almanach.cfg
+
+ALMANACH_SERVICE_PROTOCOL=http
+ALMANACH_SERVICE_HOST=${ALMANACH_SERVICE_HOST:-${SERVICE_HOST}}
+ALMANACH_SERVICE_PORT=${ALMANACH_SERVICE_PORT:-8000}
+
diff --git a/doc/source/index.rst b/doc/source/index.rst
index ede8e66..b17c20c 100644
--- a/doc/source/index.rst
+++ b/doc/source/index.rst
@@ -169,6 +169,28 @@ To create a new user, open a new MongoDB shell:
     m.getDB("almanach").createUser({user: "almanach", pwd: "almanach", roles: [{role: "readWrite", db: "almanach"}]})
 
 
+Devstack configuration
+----------------------
+
+.. code:: bash
+
+    [[local|localrc]]
+    ADMIN_PASSWORD=secret
+    DATABASE_PASSWORD=$ADMIN_PASSWORD
+    RABBIT_PASSWORD=$ADMIN_PASSWORD
+    SERVICE_PASSWORD=$ADMIN_PASSWORD
+
+    enable_plugin almanach https://git.openstack.org/openstack/almanach
+
+    [[post-config|$NOVA_CONF]]
+    [DEFAULT]
+    notification_topics=almanach,notifications
+
+    [[post-config|$CINDER_CONF]]
+    [DEFAULT]
+    notification_topics=almanach,notifications
+
+
 Database entities
 -----------------