Deployments feature (#433)

Basic deployments framework
2023-06-27 16:58:41 -06:00
parent f0f40cad4a
commit 831a8cd5f7
18 changed files with 710 additions and 53 deletions
@@ -0,0 +1,57 @@
+# Copyright © 2022, 2023 Cerc
+
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <http:#www.gnu.org/licenses/>.
+
+import click
+import os
+from shutil import copyfile
+import sys
+from .util import get_stack_config_filename, get_parsed_deployment_spec
+
+default_spec_file_content = """stack: mainnet-laconic
+data_dir: /my/path
+node_name: my-node-name
+"""
+
+
+def make_default_deployment_dir():
+    return "deployment-001"
+
+@click.command()
+@click.option("--output", required=True, help="Write yaml spec file here")
+@click.pass_context
+def init(ctx, output):
+    with open(output, "w") as output_file:
+        output_file.write(default_spec_file_content)
+
+
+@click.command()
+@click.option("--spec-file", required=True, help="Spec file to use to create this deployment")
+@click.option("--deployment-dir", help="Create deployment files in this directory")
+@click.pass_context
+def create(ctx, spec_file, deployment_dir):
+    # This function fails with a useful error message if the file doens't exist
+    parsed_spec = get_parsed_deployment_spec(spec_file)
+    if ctx.debug:
+        print(f"parsed spec: {parsed_spec}")
+    if deployment_dir is None:
+        deployment_dir = make_default_deployment_dir()
+    if os.path.exists(deployment_dir):
+        print(f"Error: {deployment_dir} already exists")
+        sys.exit(1)
+    os.mkdir(deployment_dir)
+    # Copy spec file and the stack file into the deployment dir
+    copyfile(spec_file, os.path.join(deployment_dir, os.path.basename(spec_file)))
+    stack_file = get_stack_config_filename(parsed_spec.stack)
+    copyfile(stack_file, os.path.join(deployment_dir, os.path.basename(stack_file)))