Improve loading and creation of gcloud configurations

bin/auto_import_config.py

@@ -1,40 +1,96 @@
 #!/usr/bin/env python
 
-# TODO rename to `auto_import_config.py `
-# TODO make it su0per NON verbose and when it is auto load it on every CD in the shell :)
-# .. like direnv works.
+# TODO make it super NON verbose and when it is auto load it on every CD in the shell :)
+# .. like direnv works. But first lets make it work :)
 
 import yaml
 import os
 
+ProgVersion = '1.1'
+ConfigFileName = '.gcloudconfig.yaml'
+SampleConfig  = '''\
+########################################################
+# This is a sample from auto_import_config.py v{version}
+# Code: https://github.com/palladius/sakura/blob/master/bin/auto_import_config.py
+########################################################
+# Once done you can do: gcloud config configurations activate YOUR_VAVORITE_CONFIG
+local_config:
+  auto: true
+configurations:
+  default:
+    project: my-default-personal-project
+    compute/region: us-central1
+    compute/zone: us-central1-b
+    account: your.personal.email@gmail.com
+  # Note: gcloud wont accept this config name if it starts with a number (#btdt)
+  {this_folder}:
+    project: my-local-work-project
+    compute/region: us-central1
+    compute/zone: us-central1-b
+    account: your.work.email@my-job.example.com
+'''
 def inject_all_configs(config_data):
     'Given a hash from YAML it creates one gcloud config per key'
-    # injects config as per tree.
+        # injects config as per tree.
     for config_name, properties in config_data['configurations'].items():
-        # Create configuration if it doesn't exist
+        # First verifies if it exists.
+        ret = os.system(f"gcloud config configurations describe {config_name} >/dev/null")
+        #print(f"ret = {ret}")
+        if ret == 0:
+            print(f"🦘 Config '{config_name}' found: skipping")
+            # TODO: configurable FORCE: true
+            #break
+            #next
+            continue
+        print(f"➕ Config '{config_name}' NOT found: creating")
+
+        # Create configuration if it doesn't exist===
         os.system(f"gcloud config configurations create {config_name}")
 
         for property_name, value in properties.items():
             os.system(f"gcloud config set {property_name} {value} --configuration {config_name}")
 
+def local_dirname():
+    '''Returns the latest folder of `pwd`.'''
+    full_dir =  os.getcwd()
+    local_dir = os.path.basename(full_dir)
+    return local_dir
+
 def parse_local_config(config_data):
     '''parses the autoconfig: optional stanza.'''
     if 'auto' in config_data['local_config'] and config_data['local_config']['auto'] == True:
             # The dictionary has two key children named `local_config` and `auto`, and the value of the `auto` key is equal to `True`.
             #if local_config is not None and local_config['auto'] == True:
         full_dir =  os.getcwd()
-        local_dir = os.path.basename(full_dir)
+        local_dir = local_dirname() # os.path.basename(full_dir)
         # Alternative:
         # last_part = current_dir.rsplit('/', 1)[1]
         print(f'Setting config with same name as local dir: {local_dir}')
         os.system(f"gcloud config configurations activate {local_dir}")
     else:
         print(f"local_config[auto] = '{ config_data['local_config']['auto'] }'")
 
+def create_sample_config_name():
+    '''Create a reasonable sample filename for me.'''
+    local_pwd = local_dirname()
+    ground_config = SampleConfig.format(version=ProgVersion, this_folder=local_pwd)
+    print (f"sample_config. Try something like: \n$ cat > {ConfigFileName}\n{ground_config}\n# ... Now its time to CRL-D\n")
+
 def main():
     print("💛 Riccardo, the intent of this script is to AUTO-load on every `cd SOMEDIR`. This means this script should be SUPER silent and only produce output if something happens.")
-    with open('.gcloudconfig.yaml', 'r') as file:
-        config_data = yaml.safe_load(file)
+    # check if file ConfigFileName exists..
+    config_data = {}
+    if os.path.isfile(ConfigFileName):
+        with open(ConfigFileName, 'r') as file:
+            config_data = yaml.safe_load(file)
+    else:
+        #except FileNotFoundError:
+        print(f"{ConfigFileName} not found. Would you like me to create one for you?")
+        create_sample_config_name()
+        exit(0)
+
+    # with open(ConfigFileName, 'r') as file:
+    #     config_data = yaml.safe_load(file)
 
     inject_all_configs(config_data)
 
@@ -46,6 +102,8 @@ def main():
         print('no AUTOCONFIG defined') # todo deleteme.
     # Final
 
-    os.system(f"gcloud config list")
+    #os.system(f"gcloud config list")
+    os.system(f"gcloud config configurations list | grep True")
+
 
 main()