From 04cf3f5ecc742f6b3b2f0ec08ceda4bbed290c12 Mon Sep 17 00:00:00 2001
From: "Alex Lau (AvengerMoJo)" <alau@suse.com>
Date: Mon, 4 Dec 2023 15:12:52 +0800
Subject: [PATCH] Add env var as credential input in cli set default none

Signed-off-by: Alex Lau (AvengerMoJo) <alau@suse.com>
---
 README.md   |  9 +++++++++
 osc/conf.py | 21 ++++++++++++++++-----
 2 files changed, 25 insertions(+), 5 deletions(-)

diff --git a/README.md b/README.md
index 522a9cc0a3..a485e5563f 100644
--- a/README.md
+++ b/README.md
@@ -37,6 +37,15 @@ which is easier if you develop on osc.
 When you use osc for the first time, it will ask you for your username and
 password, and store it in `~/.config/osc/oscrc`.
 
+Alternatively, you can set the environment variable to bypass the interactive input
+session with the OSC_USERNAME as the username, OSC_PASSWORD as the password and 
+OSC_CREDENTIAL as ['Kernel keyring', 'Secret Service', 'Transient', 'Obfuscated',
+'Config'] the credentials configuration like the following:
+
+    OSC_USERNAME ='username'
+    OSC_PASSWORD ='password'
+    OSC_CREDENTIAL = 'Kernel keyring'
+
 
 ## Keyrings
 
diff --git a/osc/conf.py b/osc/conf.py
index 07dfc0b94b..c81f7cc2e0 100644
--- a/osc/conf.py
+++ b/osc/conf.py
@@ -1999,10 +1999,14 @@ def interactive_config_setup(conffile, apiurl, initial=True):
         print()
 
     apiurl_no_scheme = urlsplit(apiurl)[1] or apiurl
-    user_prompt = f"Username [{apiurl_no_scheme}]: "
-    user = raw_input(user_prompt)
-    pass_prompt = f"Password [{user}@{apiurl_no_scheme}]: "
-    passwd = getpass.getpass(pass_prompt)
+    user = os.environ.get("OSC_USERNAME", None)
+    if not user:
+        user_prompt = f"Username [{apiurl_no_scheme}]: "
+        user = raw_input(user_prompt)
+    passwd = os.environ.get("OSC_PASSWORD", None)
+    if not passwd:
+        pass_prompt = f"Password [{user}@{apiurl_no_scheme}]: "
+        passwd = getpass.getpass(pass_prompt)
     creds_mgr_descr = select_credentials_manager_descr()
     if initial:
         config = {'user': user, 'pass': passwd}
@@ -2020,9 +2024,13 @@ def select_credentials_manager_descr():
         print('To use keyrings please install python%d-keyring.' % sys.version_info.major)
     creds_mgr_descriptors = credentials.get_credentials_manager_descriptors()
 
+    cred = os.environ.get("OSC_CREDENTIAL", None)
+    cred_pick = None
     rows = []
     for i, creds_mgr_descr in enumerate(creds_mgr_descriptors, 1):
         rows += [str(i), creds_mgr_descr.name(), creds_mgr_descr.description()]
+        if creds_mgr_descr.name() == cred:
+            cred_pick = str(i)
 
     from .core import build_table
     headline = ('NUM', 'NAME', 'DESCRIPTION')
@@ -2031,7 +2039,10 @@ def select_credentials_manager_descr():
     for row in table:
         print(row)
 
-    i = raw_input('Select credentials manager [default=1]: ')
+    if cred_pick:
+        i = cred_pick
+    else:
+        i = raw_input('Select credentials manager [default=1]: ')
     if not i:
         i = "1"
     if not i.isdigit():