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from __future__ import print_function, absolute_import |
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from os import getenv |
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from time import sleep |
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import click |
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import getpass |
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from datetime import datetime, timedelta |
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from ecs_deploy.ecs import DeployAction, ScaleAction, RunAction, EcsClient, \ |
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TaskPlacementError, EcsError |
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from ecs_deploy.newrelic import Deployment, NewRelicException |
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@click.group() |
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def ecs(): # pragma: no cover |
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pass |
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def get_client(access_key_id, secret_access_key, region, profile): |
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return EcsClient(access_key_id, secret_access_key, region, profile) |
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@click.command() |
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@click.argument('cluster') |
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@click.argument('service') |
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@click.option('-t', '--tag', help='Changes the tag for ALL container images') |
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@click.option('-i', '--image', type=(str, str), multiple=True, help='Overwrites the image for a container: <container> <image>') |
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@click.option('-c', '--command', type=(str, str), multiple=True, help='Overwrites the command in a container: <container> <command>') |
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@click.option('-e', '--env', type=(str, str, str), multiple=True, help='Adds or changes an environment variable: <container> <name> <value>') |
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@click.option('-r', '--role', type=str, help='Sets the task\'s role ARN: <task role ARN>') |
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@click.option('--task', type=str, help='Task definition to be deployed. Can be a task ARN or a task family with optional revision') |
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@click.option('--region', required=False, help='AWS region (e.g. eu-central-1)') |
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@click.option('--access-key-id', required=False, help='AWS access key id') |
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@click.option('--secret-access-key', required=False, help='AWS secret access key') |
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@click.option('--profile', required=False, help='AWS configuration profile name') |
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@click.option('--timeout', required=False, default=300, type=int, help='Amount of seconds to wait for deployment before command fails (default: 300)') |
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@click.option('--ignore-warnings', is_flag=True, help='Do not fail deployment on warnings (port already in use or insufficient memory/CPU)') |
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@click.option('--newrelic-apikey', required=False, help='New Relic API Key for recording the deployment') |
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@click.option('--newrelic-appid', required=False, help='New Relic App ID for recording the deployment') |
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@click.option('--comment', required=False, help='Description/comment for recording the deployment') |
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@click.option('--user', required=False, help='User who executes the deployment (used for recording)') |
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@click.option('--diff/--no-diff', default=True, help='Print which values were changed in the task definition (default: --diff)') |
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@click.option('--deregister/--no-deregister', default=True, help='Deregister or keep the old task definition (default: --deregister)') |
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@click.option('--rollback/--no-rollback', default=False, help='Rollback to previous revision, if deployment failed (default: --rollback)') |
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def deploy(cluster, service, tag, image, command, env, role, task, region, access_key_id, secret_access_key, profile, timeout, newrelic_apikey, newrelic_appid, comment, user, ignore_warnings, diff, deregister, rollback): |
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""" |
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Redeploy or modify a service. |
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\b |
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CLUSTER is the name of your cluster (e.g. 'my-custer') within ECS. |
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SERVICE is the name of your service (e.g. 'my-app') within ECS. |
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When not giving any other options, the task definition will not be changed. |
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It will just be duplicated, so that all container images will be pulled |
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and redeployed. |
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""" |
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try: |
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client = get_client(access_key_id, secret_access_key, region, profile) |
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deployment = DeployAction(client, cluster, service) |
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td = get_task_definition(deployment, task) |
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td.set_images(tag, **{key: value for (key, value) in image}) |
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td.set_commands(**{key: value for (key, value) in command}) |
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td.set_environment(env) |
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td.set_role_arn(role) |
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if diff: |
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print_diff(td) |
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new_td = create_task_definition(deployment, td) |
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try: |
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deploy_task_definition( |
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deployment=deployment, |
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task_definition=new_td, |
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title='Deploying new task definition', |
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success_message='Deployment successful', |
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failure_message='Deployment failed', |
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timeout=timeout, |
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deregister=deregister, |
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previous_task_definition=td, |
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ignore_warnings=ignore_warnings, |
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) |
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except TaskPlacementError as e: |
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if rollback: |
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click.secho('%s\n' % str(e), fg='red', err=True) |
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rollback_task_definition(deployment, td, new_td) |
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exit(1) |
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else: |
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raise |
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record_deployment(tag, newrelic_apikey, newrelic_appid, comment, user) |
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except (EcsError, NewRelicException) as e: |
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click.secho('%s\n' % str(e), fg='red', err=True) |
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exit(1) |
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@click.command() |
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@click.argument('cluster') |
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@click.argument('service') |
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@click.argument('desired_count', type=int) |
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@click.option('--region', help='AWS region (e.g. eu-central-1)') |
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@click.option('--access-key-id', help='AWS access key id') |
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@click.option('--secret-access-key', help='AWS secret access key') |
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@click.option('--profile', help='AWS configuration profile name') |
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@click.option('--timeout', default=300, type=int, help='AWS configuration profile') |
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@click.option('--ignore-warnings', is_flag=True, help='Do not fail deployment on warnings (port already in use or insufficient memory/CPU)') |
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def scale(cluster, service, desired_count, access_key_id, secret_access_key, region, profile, timeout, ignore_warnings): |
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""" |
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Scale a service up or down. |
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\b |
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CLUSTER is the name of your cluster (e.g. 'my-custer') within ECS. |
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SERVICE is the name of your service (e.g. 'my-app') within ECS. |
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DESIRED_COUNT is the number of tasks your service should run. |
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""" |
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try: |
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client = get_client(access_key_id, secret_access_key, region, profile) |
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scaling = ScaleAction(client, cluster, service) |
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click.secho('Updating service') |
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scaling.scale(desired_count) |
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click.secho( |
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'Successfully changed desired count to: %s\n' % desired_count, |
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fg='green' |
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) |
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wait_for_finish( |
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action=scaling, |
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timeout=timeout, |
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title='Scaling service', |
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success_message='Scaling successful', |
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failure_message='Scaling failed', |
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ignore_warnings=ignore_warnings |
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) |
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except EcsError as e: |
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click.secho('%s\n' % str(e), fg='red', err=True) |
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exit(1) |
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@click.command() |
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@click.argument('cluster') |
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@click.argument('task') |
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@click.argument('count', required=False, default=1) |
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@click.option('-c', '--command', type=(str, str), multiple=True, help='Overwrites the command in a container: <container> <command>') |
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@click.option('-e', '--env', type=(str, str, str), multiple=True, help='Adds or changes an environment variable: <container> <name> <value>') |
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@click.option('--region', help='AWS region (e.g. eu-central-1)') |
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@click.option('--access-key-id', help='AWS access key id') |
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@click.option('--secret-access-key', help='AWS secret access key') |
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@click.option('--profile', help='AWS configuration profile name') |
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@click.option('--diff/--no-diff', default=True, help='Print what values were changed in the task definition') |
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def run(cluster, task, count, command, env, region, access_key_id, secret_access_key, profile, diff): |
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""" |
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Run a one-off task. |
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\b |
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CLUSTER is the name of your cluster (e.g. 'my-custer') within ECS. |
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TASK is the name of your task definition (e.g. 'my-task') within ECS. |
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COMMAND is the number of tasks your service should run. |
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""" |
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try: |
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client = get_client(access_key_id, secret_access_key, region, profile) |
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action = RunAction(client, cluster) |
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td = action.get_task_definition(task) |
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td.set_commands(**{key: value for (key, value) in command}) |
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td.set_environment(env) |
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if diff: |
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print_diff(td, 'Using task definition: %s' % task) |
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action.run(td, count, 'ECS Deploy') |
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click.secho( |
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'Successfully started %d instances of task: %s' % ( |
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len(action.started_tasks), |
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td.family_revision |
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), |
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fg='green' |
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) |
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for started_task in action.started_tasks: |
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click.secho('- %s' % started_task['taskArn'], fg='green') |
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click.secho(' ') |
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except EcsError as e: |
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click.secho('%s\n' % str(e), fg='red', err=True) |
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exit(1) |
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def wait_for_finish(action, timeout, title, success_message, failure_message, |
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ignore_warnings): |
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1 |
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click.secho(title, nl=False) |
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waiting = True |
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waiting_timeout = datetime.now() + timedelta(seconds=timeout) |
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service = action.get_service() |
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inspected_until = None |
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while waiting and datetime.now() < waiting_timeout: |
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click.secho('.', nl=False) |
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service = action.get_service() |
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inspected_until = inspect_errors( |
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service=service, |
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failure_message=failure_message, |
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ignore_warnings=ignore_warnings, |
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since=inspected_until, |
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timeout=False |
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) |
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waiting = not action.is_deployed(service) |
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if waiting: |
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sleep(1) |
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inspect_errors( |
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service=service, |
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failure_message=failure_message, |
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ignore_warnings=ignore_warnings, |
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since=inspected_until, |
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timeout=waiting |
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) |
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click.secho('\n%s\n' % success_message, fg='green') |
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def deploy_task_definition(deployment, task_definition, title, success_message, |
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failure_message, timeout, deregister, |
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previous_task_definition, ignore_warnings): |
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click.secho('Updating service') |
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1 |
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deployment.deploy(task_definition) |
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message = 'Successfully changed task definition to: %s:%s\n' % ( |
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task_definition.family, |
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task_definition.revision |
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) |
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click.secho(message, fg='green') |
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1 |
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wait_for_finish( |
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action=deployment, |
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timeout=timeout, |
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title=title, |
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success_message=success_message, |
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failure_message=failure_message, |
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ignore_warnings=ignore_warnings |
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) |
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248
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249
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1 |
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if deregister: |
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250
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1 |
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deregister_task_definition(deployment, previous_task_definition) |
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252
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253
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1 |
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def get_task_definition(action, task): |
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1 |
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if task: |
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1 |
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task_definition = action.get_task_definition(task) |
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256
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else: |
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1 |
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task_definition = action.get_current_task_definition(action.service) |
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1 |
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task = task_definition.family_revision |
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259
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1 |
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click.secho('Deploying based on task definition: %s\n' % task) |
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262
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1 |
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return task_definition |
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263
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264
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265
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1 |
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def create_task_definition(action, task_definition): |
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266
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click.secho('Creating new task definition revision') |
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267
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1 |
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new_td = action.update_task_definition(task_definition) |
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268
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1 |
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click.secho( |
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'Successfully created revision: %d\n' % new_td.revision, |
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fg='green' |
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272
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) |
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273
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1 |
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return new_td |
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275
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276
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def deregister_task_definition(action, task_definition): |
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1 |
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click.secho('Deregister task definition revision') |
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279
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1 |
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action.deregister_task_definition(task_definition) |
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280
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1 |
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click.secho( |
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281
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'Successfully deregistered revision: %d\n' % task_definition.revision, |
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282
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fg='green' |
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283
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) |
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284
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285
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286
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1 |
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def rollback_task_definition(deployment, old, new, timeout=600): |
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287
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1 |
|
click.secho( |
|
288
|
|
|
'Rolling back to task definition: %s\n' % old.family_revision, |
|
289
|
|
|
fg='yellow', |
|
290
|
|
|
) |
|
291
|
1 |
|
deploy_task_definition( |
|
292
|
|
|
deployment=deployment, |
|
293
|
|
|
task_definition=old, |
|
294
|
|
|
title='Deploying previous task definition', |
|
295
|
|
|
success_message='Rollback successful', |
|
296
|
|
|
failure_message='Rollback failed. Please check ECS Console', |
|
297
|
|
|
timeout=timeout, |
|
298
|
|
|
deregister=True, |
|
299
|
|
|
previous_task_definition=new, |
|
300
|
|
|
ignore_warnings=False |
|
301
|
|
|
) |
|
302
|
1 |
|
click.secho( |
|
303
|
|
|
'Deployment failed, but service has been rolled back to previous ' |
|
304
|
|
|
'task definition: %s\n' % old.family_revision, fg='yellow', err=True |
|
305
|
|
|
) |
|
306
|
|
|
|
|
307
|
|
|
|
|
308
|
1 |
|
def record_deployment(revision, api_key, app_id, comment, user): |
|
309
|
1 |
|
api_key = getenv('NEW_RELIC_API_KEY', api_key) |
|
310
|
1 |
|
app_id = getenv('NEW_RELIC_APP_ID', app_id) |
|
311
|
|
|
|
|
312
|
1 |
|
if not revision or not api_key or not app_id: |
|
313
|
1 |
|
return False |
|
314
|
|
|
|
|
315
|
1 |
|
user = user or getpass.getuser() |
|
316
|
|
|
|
|
317
|
1 |
|
click.secho('Recording deployment in New Relic', nl=False) |
|
318
|
|
|
|
|
319
|
1 |
|
deployment = Deployment(api_key, app_id, user) |
|
320
|
1 |
|
deployment.deploy(revision, '', comment) |
|
321
|
|
|
|
|
322
|
1 |
|
click.secho('\nDone\n', fg='green') |
|
323
|
|
|
|
|
324
|
1 |
|
return True |
|
325
|
|
|
|
|
326
|
|
|
|
|
327
|
1 |
|
def print_diff(task_definition, title='Updating task definition'): |
|
328
|
1 |
|
if task_definition.diff: |
|
329
|
1 |
|
click.secho(title) |
|
330
|
1 |
|
for diff in task_definition.diff: |
|
331
|
1 |
|
click.secho(str(diff), fg='blue') |
|
332
|
1 |
|
click.secho('') |
|
333
|
|
|
|
|
334
|
|
|
|
|
335
|
1 |
|
def inspect_errors(service, failure_message, ignore_warnings, since, timeout): |
|
336
|
1 |
|
error = False |
|
337
|
1 |
|
last_error_timestamp = since |
|
338
|
|
|
|
|
339
|
1 |
|
warnings = service.get_warnings(since) |
|
340
|
1 |
|
for timestamp in warnings: |
|
341
|
1 |
|
message = warnings[timestamp] |
|
342
|
1 |
|
click.secho('') |
|
343
|
1 |
|
if ignore_warnings: |
|
344
|
1 |
|
last_error_timestamp = timestamp |
|
345
|
1 |
|
click.secho( |
|
346
|
|
|
text='%s\nWARNING: %s' % (timestamp, message), |
|
347
|
|
|
fg='yellow', |
|
348
|
|
|
err=False |
|
349
|
|
|
) |
|
350
|
1 |
|
click.secho('Continuing.', nl=False) |
|
351
|
|
|
else: |
|
352
|
1 |
|
click.secho( |
|
353
|
|
|
text='%s\nERROR: %s\n' % (timestamp, message), |
|
354
|
|
|
fg='red', |
|
355
|
|
|
err=True |
|
356
|
|
|
) |
|
357
|
1 |
|
error = True |
|
358
|
|
|
|
|
359
|
1 |
|
if service.older_errors: |
|
360
|
1 |
|
click.secho('') |
|
361
|
1 |
|
click.secho('Older errors', fg='yellow', err=True) |
|
362
|
1 |
|
for timestamp in service.older_errors: |
|
363
|
1 |
|
click.secho( |
|
364
|
|
|
text='%s\n%s\n' % (timestamp, service.older_errors[timestamp]), |
|
365
|
|
|
fg='yellow', |
|
366
|
|
|
err=True |
|
367
|
|
|
) |
|
368
|
|
|
|
|
369
|
1 |
|
if timeout: |
|
370
|
1 |
|
error = True |
|
371
|
1 |
|
failure_message += ' due to timeout. Please see: ' \ |
|
372
|
|
|
'https://github.com/fabfuel/ecs-deploy#timeout' |
|
373
|
1 |
|
click.secho('') |
|
374
|
|
|
|
|
375
|
1 |
|
if error: |
|
376
|
1 |
|
raise TaskPlacementError(failure_message) |
|
377
|
|
|
|
|
378
|
1 |
|
return last_error_timestamp |
|
379
|
|
|
|
|
380
|
|
|
|
|
381
|
1 |
|
ecs.add_command(deploy) |
|
382
|
1 |
|
ecs.add_command(scale) |
|
383
|
1 |
|
ecs.add_command(run) |
|
384
|
|
|
|
|
385
|
|
|
if __name__ == '__main__': # pragma: no cover |
|
386
|
|
|
ecs() |
|
387
|
|
|
|
fabfuel /
ecs-deploy
