Add option to filter dumped secrets

.github/workflows/tests.yml

@@ -11,10 +11,12 @@ jobs:
     strategy:
       matrix:
         python:
-          - "3.7"
           - "3.8"
           - "3.9"
           - "3.10"
+          - "3.11"
+          - "3.12"
+          - "3.13"
     steps:
     - uses: actions/checkout@v2
     - name: Set up Python ${{ matrix.python }}
@@ -23,7 +25,7 @@ jobs:
         python-version: ${{ matrix.python }}
 
     - name: Cache python packages
-      uses: actions/cache@v2
+      uses: actions/cache@v4
       env:
         cache-name: test-python-packages
       with:

.gitignore

@@ -0,0 +1,2 @@
+env
+*.egg-info

README.md

@@ -192,3 +192,10 @@ Secrets are represented in yaml as SSM name and value pairs. They're uploaded to
 ```bash
 ecsctrl secrets store -e production.env secrets.yaml
 ```
+
+Dump secrets from SSM parameter store. You can optionally filter params by name using regexp.
+---
+
+```bash
+ecsctrl secrets dump -e production.env --filter "db_.*" secrets.yaml
+```

ecsctrl/cli.py

@@ -309,11 +309,18 @@ def store(
 
 @secrets.command()
 @click.argument("spec-file", type=str)
+@click.option(
+    "--filter",
+    type=str,
+    default=None,
+    help="Export only secrets matching given regexp pattern",
+)
 @common_options
 @click.pass_context
 def dump(
     ctx,
     spec_file,
+    filter,
     env_file,
     json_file,
     var,
@@ -323,7 +330,7 @@ def dump(
     vars = VarsLoader(env_file, var, json_file, sys_env).load()
     var_lut = generate_var_lut(vars)
     ssm = BotoClient("ssm", dry_run=ctx.obj["boto_client"].dry_run)
-    secrets = dump_secrets(ssm)
+    secrets = dump_secrets(ssm, filter)
     render_dumped_secrets(click, secrets, var_lut, spec_file)
 
 

ecsctrl/dump/secrets.py

@@ -1,3 +1,4 @@
+import re
 from . import substitute_with_expressions
 
 
@@ -17,7 +18,7 @@ def list_secrets(ssm):
             yield parameter
 
 
-def dump_secrets(ssm):
+def dump_secrets(ssm, filter=None):
     for parameter in list_secrets(ssm):
         parameter_name = parameter["Name"]
         response = ssm.call(
@@ -26,7 +27,8 @@ def dump_secrets(ssm):
             WithDecryption=True,
         )
 
-        yield parameter_name, response["Parameter"]["Value"]
+        if filter is None or re.match(filter, parameter_name):
+            yield parameter_name, response["Parameter"]["Value"]
 
 
 def render_dumped_secrets(click, secrets, vars_lut, target_file):