gg-install

#!/usr/bin/env bash

SCRIPT_PATH=$(dirname -- "${BASH_SOURCE[0]}") || {
  echo "Could not find the script directory. Exiting."
  exit 1
}
. "$SCRIPT_PATH"/shared.sh

if [ -d "$GREENGRASS_ROOT" ]; then
  echo "WARNING! WARNING! $GREENGRASS_ROOT already exists!"
  echo ""
  echo "This directory will be deleted if you continue."

  while true; do
    read -p "Do you wish to overwrite the existing installation of Greengrass? " yn
    case $yn in
    [Yy]*) break ;;
    [Nn]*) exit ;;
    *) echo "Please answer Y for yes or N or no." ;;
    esac
  done

  gg-stop

  echo Killing old Java processes if any exist...
  sudo killall -9 java
  sleep 5
  echo Cleaning up the Greengrass directory...
  sudo rm -rf "$GREENGRASS_ROOT"
fi

echo Deleting thing group named $THING_GROUP_NAME if it exists to avoid initial deployment issues...
aws iot delete-thing-group --thing-group-name "$THING_GROUP_NAME"

mkdir -p "$GREENGRASS_ROOT"
cd "$GREENGRASS_ROOT" || {
  echo "Failed to change to the Greengrass directory ($GREENGRASS_ROOT)"
  exit 1
}

set -e
echo Downloading Greengrass...
if [ ! -f "../greengrass-nucleus-latest.zip" ]; then
  curl https://d2s8p88vqu9w66.cloudfront.net/releases/greengrass-nucleus-latest.zip -o ../greengrass-nucleus-latest.zip
fi

echo Unzipping Greengrass...
rm -rf GreengrassInstaller
unzip ../greengrass-nucleus-latest.zip -d GreengrassInstaller

echo Installing Greengrass...

sudo -E $JAVA -Droot="$GREENGRASS_ROOT" -Dlog.store=FILE \
  -jar ./GreengrassInstaller/lib/Greengrass.jar \
  --aws-region us-east-1 \
  --thing-name "$THING_NAME" \
  --thing-group-name "$THING_GROUP_NAME" \
  --thing-policy-name "$THING_NAME"Policy \
  --tes-role-name "$THING_NAME"TESRole \
  --tes-role-alias-name "$THING_NAME"TESAlias \
  --component-default-user ggc_user:ggc_group \
  --provision true \
  --setup-system-service true \
  --deploy-dev-tools true

sudo usermod -a -G video ggc_user
sudo usermod -a -G vagrant ggc_user

# Check if the policy exists
set +e
aws iam get-policy --policy-arn "$S3_POLICY_ARN" &>/dev/null

if [ $? -ne 0 ]; then
  set -e
  S3_POLICY="{ \"Version\": \"2012-10-17\", \"Statement\": [ { \"Effect\": \"Allow\", \"Action\": [ \"s3:*\" ], \"Resource\": [ \"arn:aws:s3:::$S3_BUCKET_ID/*\" ] } ] }"
  S3_POLICY_ARN=$(aws iam create-policy --policy-name "$S3_POLICY_NAME" --policy-document "$S3_POLICY" --query Policy.Arn --output text)
  echo "Greengrass S3 access policy [$S3_POLICY_ARN] created for bucket [$S3_BUCKET_ID]"
  aws iam attach-role-policy --role-name "$TES_ROLE_NAME" --policy-arn "$S3_POLICY_ARN"
  echo "Greengrass S3 access policy [$S3_POLICY_ARN] attached to role [$TES_ROLE_NAME]"
fi

set -e
mkdir -p "$RECIPE_DIR"
mkdir -p "$ARTIFACT_DIR"

echo "Waiting for the Greengrass CLI to become available..."
sleep 10

while [ ! -f "$CLI_PATH" ]; do
  echo "Trying again in 5 seconds..."
  sleep 5
done

echo "Getting the latest version of the local debug console..."
LOCAL_DEBUG_CONSOLE="aws.greengrass.LocalDebugConsole"
LATEST_VERSION=$(component-latest-version "PUBLIC" "arn:aws:greengrass:us-east-1:aws:components:$LOCAL_DEBUG_CONSOLE")

if [ $? -ne 0 ]; then
  echo "Failed to get the latest version of the Greengrass local debug console"
  echo "  [$LATEST_VERSION]"
  exit 1
fi

echo "Deploying local debug console [$LATEST_VERSION]..."
gg-cli deployment create --merge "$LOCAL_DEBUG_CONSOLE=$LATEST_VERSION"  --update-config='{ "'$LOCAL_DEBUG_CONSOLE'": { "MERGE": { "bindHostname": "0.0.0.0", "httpsEnabled": "false" } } }'

echo "Setting up crontab to generate local debug console link..."
crontab -l | { cat; echo '* * * * * /home/vagrant/greengrass/gg-create-local-debug-console-link'; } | crontab -

echo "Creating AWS console links..."
gg-create-console-links