feat: scripted version bumping

pyproject.toml

@@ -17,6 +17,7 @@ loguru = "^0.7.2"
 pydantic = "^1.9.0"
 hvac = "^1.0.2"
 requests = "^2.28.2"
+tomlkit = "^0.12.4"
 
 [tool.poetry.group.dev.dependencies]
 mypy = "^1.2.0"

transpire/internal/cli/__init__.py

@@ -1,6 +1,6 @@
 import click
 
-from . import bootstrap, dev, image, obj, secrets, utils
+from . import bootstrap, dev, image, obj, secrets, utils, versions
 
 @click.command(cls=utils.AliasedGroup)
 def cli() -> None:
@@ -12,3 +12,4 @@ def cli() -> None:
 cli.add_command(obj.commands, "object")
 cli.add_command(image.commands, "image")
 cli.add_command(secrets.commands, "secret")
+cli.add_command(versions.commands, "versions")

transpire/internal/cli/versions.py

@@ -0,0 +1,41 @@
+import click
+import tomlkit
+
+from transpire.internal.cli.utils import AliasedGroup
+from transpire.internal import helm
+from loguru import logger
+
+
+@click.command(cls=AliasedGroup)
+def commands(**_):
+    """version management commands"""
+    pass
+
+
+@commands.command()
+@click.option("-f", "--file")
+@click.argument("app_name", required=True)
+def update(app_name: str, file: str, **_) -> None:
+    """update to the newest version of a given app"""
+    doc = tomlkit.parse(open(file).read())
+
+    if "helm" in doc[app_name]:
+        helm.add_repo(app_name, doc[app_name]["helm"])
+        helm.update_repo(app_name)
+        chart_name = doc[app_name]["chart"] or app_name
+        search_results = helm.search_repo(chart_name)
+        latest_version_list = list(
+            x for x in search_results if x["name"] == f"{app_name}/{chart_name}"
+        )
+
+        if len(latest_version_list) != 1:
+            raise ValueError(f"expected 1 result, got {len(latest_version_list)}")
+        latest_version = latest_version_list[0]["version"]
+
+        if latest_version != doc[app_name]["version"]:
+            logger.info(f"updating {app_name} from {doc[app_name]['version']} to {latest_version}")
+            doc[app_name]["version"] = latest_version
+            with open(file, "w") as f:
+                f.write(tomlkit.dumps(doc))
+
+        doc[app_name]["version"]

transpire/internal/helm.py

@@ -60,6 +60,13 @@ def update_repo(name: str) -> None:
     exec_helm(["repo", "update", name], check=False)
 
 
+def search_repo(query: str) -> list[dict]:
+    """search a repository for a chart"""
+
+    assert_helm()
+    stdout, _ = exec_helm(["search", "repo", query, "--output", "yaml"], check=True)
+    return yaml.safe_load(stdout)
+
 def build_chart(
     repo_url: str,
     chart_name: str,