hosts/bekkalokk/services/gitea/import-users/default.nix

@@ -14,6 +14,9 @@ in
     preStart=''${pkgs.rsync}/bin/rsync -e "${pkgs.openssh}/bin/ssh -o UserKnownHostsFile=$CREDENTIALS_DIRECTORY/ssh-known-hosts -i $CREDENTIALS_DIRECTORY/sshkey" -a pvv@smtp.pvv.ntnu.no:/etc/passwd /tmp/passwd-import'';
     serviceConfig = {
       ExecStart = pkgs.writers.writePython3 "gitea-import-users" {
+        flakeIgnore = [
+          "E501" # Line over 80 chars lol
+        ];
         libraries = with pkgs.python3Packages; [ requests ];
       } (builtins.readFile ./gitea-import-users.py);
       LoadCredential=[

hosts/bekkalokk/services/gitea/import-users/gitea-import-users.py

@@ -2,18 +2,92 @@ import requests
 import secrets
 import os
 
+
 EMAIL_DOMAIN = os.getenv('EMAIL_DOMAIN')
 if EMAIL_DOMAIN is None:
     EMAIL_DOMAIN = 'pvv.ntnu.no'
 
+
 API_TOKEN = os.getenv('API_TOKEN')
 if API_TOKEN is None:
     raise Exception('API_TOKEN not set')
 
+
 GITEA_API_URL = os.getenv('GITEA_API_URL')
 if GITEA_API_URL is None:
     GITEA_API_URL = 'https://git.pvv.ntnu.no/api/v1'
 
+
+def gitea_list_all_users() -> dict[str, dict[str, any]] | None:
+    r = requests.get(
+        GITEA_API_URL + '/admin/users',
+        headers={'Authorization': 'token ' + API_TOKEN}
+    )
+
+    if r.status_code != 200:
+        print('Failed to get users:', r.text)
+        return None
+
+    return {user['login']: user for user in r.json()}
+
+
+def gitea_create_user(username: str, userdata: dict[str, any]) -> bool:
+    r = requests.post(
+        GITEA_API_URL + '/admin/users',
+        json=userdata,
+        headers={'Authorization': 'token ' + API_TOKEN},
+    )
+
+    if r.status_code != 201:
+        print(f'ERR: Failed to create user {username}:', r.text)
+        return False
+
+    return True
+
+
+def gitea_edit_user(username: str, userdata: dict[str, any]) -> bool:
+    r = requests.patch(
+        GITEA_API_URL + f'/admin/users/{username}',
+        json=userdata,
+        headers={'Authorization': 'token ' + API_TOKEN},
+    )
+
+    if r.status_code != 200:
+        print(f'ERR: Failed to update user {username}:', r.text)
+        return False
+
+    return True
+
+
+def gitea_list_teams_for_organization(org: str) -> dict[str, any] | None:
+    r = requests.get(
+        GITEA_API_URL + f'/orgs/{org}/teams',
+        headers={'Authorization': 'token ' + API_TOKEN},
+    )
+
+    if r.status_code != 200:
+        print(f"ERR: Failed to list teams for {org}:", r.text)
+        return None
+
+    return {team['name']: team for team in r.json()}
+
+
+def gitea_add_user_to_organization_team(username: str, team_id: int) -> bool:
+    r = requests.put(
+        GITEA_API_URL + f'/teams/{team_id}/members/{username}',
+        headers={'Authorization': 'token ' + API_TOKEN},
+    )
+
+    if r.status_code != 204:
+        print(f'ERR: Failed to add user {username} to org team {team_id}:', r.text)
+        return False
+
+    return True
+
+
+# If a passwd user has one of the following shells,
+# it is most likely not a PVV user, but rather a system user.
+# Users with these shells should thus be ignored.
 BANNED_SHELLS = [
     "/usr/bin/nologin",
     "/usr/sbin/nologin",
@@ -22,59 +96,11 @@ BANNED_SHELLS = [
     "/bin/msgsh",
 ]
 
-existing_users = {}
 
-
-# This function should only ever be called when adding users
-# from the passwd file
-def add_user(username, name):
-    user = {
-            "full_name": name,
-            "username": username,
-            "login_name": username,
-            "source_id": 1,  # 1 = SMTP
-    }
-
-    if username not in existing_users:
-        user["password"] = secrets.token_urlsafe(32)
-        user["must_change_password"] = False
-        user["visibility"] = "private"
-        user["email"] = username + '@' + EMAIL_DOMAIN
-
-        r = requests.post(GITEA_API_URL + '/admin/users', json=user,
-                          headers={'Authorization': 'token ' + API_TOKEN})
-        if r.status_code != 201:
-            print('ERR: Failed to create user ' + username + ': ' + r.text)
-            return
-
-        print('Created user ' + username)
-        existing_users[username] = user
-
-    else:
-        user["visibility"] = existing_users[username]["visibility"]
-        r = requests.patch(GITEA_API_URL + f'/admin/users/{username}',
-                           json=user,
-                           headers={'Authorization': 'token ' + API_TOKEN})
-        if r.status_code != 200:
-            print('ERR: Failed to update user ' + username + ': ' + r.text)
-            return
-
-        print('Updated user ' + username)
-
-
-def main():
-    # Fetch existing users
-    r = requests.get(GITEA_API_URL + '/admin/users',
-                     headers={'Authorization': 'token ' + API_TOKEN})
-
-    if r.status_code != 200:
-        raise Exception('Failed to get users: ' + r.text)
-
-    for user in r.json():
-        existing_users[user['login']] = user
-
-    # Read the file, add each user
-    with open("/tmp/passwd-import", 'r') as f:
+# Reads out a passwd-file line for line, and filters out
+# real PVV users (as opposed to system users meant for daemons and such)
+def passwd_file_parser(passwd_path):
+    with open(passwd_path, 'r') as f:
         for line in f.readlines():
             uid = int(line.split(':')[2])
             if uid < 1000:
@@ -86,8 +112,86 @@ def main():
 
             username = line.split(':')[0]
             name = line.split(':')[4].split(',')[0]
+            yield (username, name)
 
-            add_user(username, name)
+
+# This function either creates a new user in gitea
+# and fills it out with some default information if
+# it does not exist, or ensures that the default information
+# is correct if the user already exists. All user information
+# (including non-default fields) is pulled from gitea and added
+# to the `existing_users` dict
+def add_or_patch_gitea_user(
+    username: str,
+    name: str,
+    existing_users: dict[str, dict[str, any]],
+) -> None:
+    user = {
+        "full_name": name,
+        "username": username,
+        "login_name": username,
+        "source_id": 1,  # 1 = SMTP
+    }
+
+    if username not in existing_users:
+        user["password"] = secrets.token_urlsafe(32)
+        user["must_change_password"] = False
+        user["visibility"] = "private"
+        user["email"] = username + '@' + EMAIL_DOMAIN
+
+        if not gitea_create_user(username, user):
+            return
+
+        print('Created user', username)
+        existing_users[username] = user
+
+    else:
+        user["visibility"] = existing_users[username]["visibility"]
+
+        if not gitea_edit_user(username, user):
+            return
+
+        print('Updated user', username)
+
+
+# This function adds a user to a gitea team (part of organization)
+# if the user is not already part of said team.
+def ensure_gitea_user_is_part_of_team(
+    username: str,
+    org: str,
+    team_name: str,
+) -> None:
+    teams = gitea_list_teams_for_organization(org)
+
+    if teams is None:
+        return
+
+    if team_name not in teams:
+        print(f'ERR: could not find team "{team_name}" in organization "{org}"')
+
+    gitea_add_user_to_organization_team(username, teams[team_name]['id'])
+
+    print(f'User {username} is now part of {org}/{team_name}')
+
+
+# List of teams that all users should be part of by default
+COMMON_USER_TEAMS = [
+    ("Projects", "Members"),
+    ("Kurs", "Members"),
+]
+
+
+def main():
+    existing_users = gitea_list_all_users()
+    if existing_users is None:
+        exit(1)
+
+    for username, name in passwd_file_parser("/tmp/passwd-import"):
+        print(f"Processing {username}")
+        add_or_patch_gitea_user(username, name, existing_users)
+        for org, team_name in COMMON_USER_TEAMS:
+            ensure_gitea_user_is_part_of_team(username, org, team_name)
+        print()
 
 
 if __name__ == '__main__':

secrets/bekkalokk/bekkalokk.yaml

@@ -6,7 +6,7 @@ gitea:
     email-password: ENC[AES256_GCM,data:KRwC+aL1aPvJuXt91Oq1ttATMnFTnuUy,iv:ats8TygB/2pORkaTZzPOLufZ9UmvVAKoRcWNvYF1z6w=,tag:Do0fA+4cZ3+l7JJyu8hjBg==,type:str]
     passwd-ssh-key: ENC[AES256_GCM,data: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,iv:Uy46yY3jFYSvpxrgCHxRMUksnWfhf5DViLMvCXVMMl4=,tag:wFEJ5+icFrOKkc56gY0A5g==,type:str]
     ssh-known-hosts: ENC[AES256_GCM,data:zlRLoelQeumMxGqPmgMTB69X1RVWXIs2jWwc67lk0wrdNOHUs5UzV5TUA1JnQ43RslBU92+js7DkyvE5enGzw7zZE5F1ZYdGv/eCgvkTMC9BoLfzHzP6OzayPLYEt3xJ5PRocN8JUAD55cuu4LgsuebuydHPi2oWOfpbSUBKSeCh6dvk5Pp1XRDprPS5SzGLW8Xjq98QlzmfGv50meI9CDJZVF9Wq/72gkyfgtb3YVdr,iv:AF06TBitHegfWk6w07CdkHklh4ripQCmA45vswDQgss=,tag:zKh7WVXMJN2o9ZIwIkby3Q==,type:str]
-    import-user-env: ENC[AES256_GCM,data:vfaqjGEnUM9VtOPvBurz7nFwzGZt3L2EqijrQej4wiOcGCrRA4tN6kBV6NmhHqlFPsw=,iv:viPGkyOOacCWcgTu25da4qH7DC4wz2qdeC1W2WcMUdI=,tag:BllNqGQoaxqUo3lTz9LGnw==,type:str]
+    import-user-env: ENC[AES256_GCM,data:wArFwTd0ZoB4VXHPpichfnmykxGxN8y2EQsMgOPHv7zsm6A+m2rG9BWDGskQPr5Ns9o=,iv:gPUzYFSNoALJb1N0dsbNlgHIb7+xG7E9ANpmVNZURQ0=,tag:JghfRy2OcDFWKS9zX1XJ9A==,type:str]
     runners:
         alpha: ENC[AES256_GCM,data:gARxCufePz+EMVwEwRsL2iZUfh9HUowWqtb7Juz3fImeeAdbt+k3DvL/Nwgegg==,iv:3fEaWd7v7uLGTy2J7EFQGfN0ztI0uCOJRz5Mw8V5UOU=,tag:Aa6LwWeW2hfDz1SqEhUJpA==,type:str]
         beta: ENC[AES256_GCM,data:DVjS78IKWiWgf+PuijCZKx4ZaEJGhQr7vl+lc7QOg1JlA4p9Kux/tOD8+f2+jA==,iv:tk3Xk7lKWNdZ035+QVIhxXy2iJbHwunI4jRFM4It46E=,tag:9Mr6o//svYEyYhSvzkOXMg==,type:str]
@@ -92,8 +92,8 @@ sops:
             UHpLRkdQTnhkeGlWVG9VS1hkWktyckEKAdwnA9URLYZ50lMtXrU9Q09d0L3Zfsyr
             4UsvjjdnFtsXwEZ9ZzOQrpiN0Oz24s3csw5KckDni6kslaloJZsLGg==
             -----END AGE ENCRYPTED FILE-----
-    lastmodified: "2024-08-13T19:49:24Z"
-    mac: ENC[AES256_GCM,data:AeJ53D+8A8mHYRmVHdqhcS1ZTbqVe5gQqJsJjMk4T/ZlNX8/V4M9mqAW2FB9m/JSdj234gDu+PBHcW70ZrCqeVsoUW/ETVgUX3W2gBmBgYJiRETp8I7/eks/5YEV6vIIxQsZNP/9dZTNX4T2wD74ELl23NSTXA/6k2tyzBlTMYo=,iv:DABafHvw+5w0PHCKqLgpwmQnv0uHOTyj+s8gdnHFTZ4=,tag:SNZ7W+6zdyuuv2AB9ir8eg==,type:str]
+    lastmodified: "2024-08-26T19:38:58Z"
+    mac: ENC[AES256_GCM,data:3FyfZPmJ7znQEul+IwqN1ZaM53n6os3grquJwJ9vfyDSc2h8UZBhqYG+2uW9Znp9DSIjuhCUI8iqGKRJE0M/6IDICeXms/5+ynVFOS9bA2cdzPvWaj0FFAd2x3g4Vhs47+vRlsnIe/tMiKU3IOvzOfI6KAUHc9L2ySrzH7z2+fo=,iv:1iZSR9qOIEtf+fNbtWSwJBIUEQGKadfHSVOnkFzOwq8=,tag:Sk6JEU1B6Rd1GXLYC6rQtQ==,type:str]
     pgp:
         - created_at: "2024-08-04T00:03:28Z"
           enc: |-