Merge pull request #7 from cerc-io/dboreham/selective-build

Allow selective container build

app/build_containers.py

@@ -26,13 +26,16 @@ import argparse
 from decouple import config
 import subprocess
 import click
+from .util import include_exclude_check
 
 # TODO: find a place for this
 #    epilog="Config provided either in .env or settings.ini or env vars: CERC_REPO_BASE_DIR (defaults to ~/cerc)"
 
 @click.command()
+@click.option('--include', help="only build these containers")
+@click.option('--exclude', help="don\'t build these containers")
 @click.pass_context
-def command(ctx):
+def command(ctx, include, exclude):
     '''build the set of containers required for a complete stack'''
 
     quiet = ctx.obj.quiet
@@ -71,4 +74,8 @@ def command(ctx):
             print("Skipped")
 
     for container in containers:
-        process_container(container)
+        if include_exclude_check(container, include, exclude):
+            process_container(container)
+        else:
+            if verbose:
+                print(f"Excluding: {container}")

app/util.py

@@ -0,0 +1,24 @@
+# Copyright © 2022 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/>.
+
+def include_exclude_check(s, include, exclude):
+    if include == None and exclude == None:
+        return True
+    if include != None:
+        include_list = include.split(",")
+        return s in include_list
+    if exclude != None:
+        exclude_list = exclude.split(",")
+        return s not in exclude_list