Gracefully die when no "env file" is found.

1 files changed, 10 insertions, 1 deletions

diff --git a/bin/taler-deployment b/bin/taler-deployment
index abfd698..637a784 100755
--- a/bin/taler-deployment
+++ b/bin/taler-deployment
@@ -433,7 +433,10 @@ allowed_envs = (
 
 def load_envcfg():
     cfg = types.ModuleType("taler_deployment_cfg")
-    cfgtext = (Path.home() / "envcfg.py").read_text()
+    envcfg_path = Path.home() / "envcfg.py"
+    if not os.path.isfile(envcfg_path):
+        return None
+    cfgtext = envcfg_path.read_text()
     exec(cfgtext, cfg.__dict__)
     return cfg
 
@@ -452,6 +455,9 @@ def build() -> None:
     """Build the deployment from source."""
     ensure_activated()
     cfg = load_envcfg()
+    if not cfg:
+        print("Please create ~/envcfg.py (template in deployment.git can help)")
+        return 1
     env_info = get_env_info(cfg)
     update_repos(env_info.repos)
     stale = get_stale_repos(env_info.repos)
@@ -484,6 +490,9 @@ def bootstrap() -> None:
     home = Path.home()
 
     cfg = load_envcfg()
+    if not cfg:
+        print("Please create ~/envcfg.py (template in deployment.git can help)")
+        return 1
     env_info = get_env_info(cfg)
     repos = env_info.repos
     envname = env_info.name