fix: jans-linux-setup centos/rhel pgsql installation (#3404)

Author: devrimyatar

jans-linux-setup/jans_setup/setup_app/installers/rdbm.py

@@ -7,6 +7,7 @@
 
 from string import Template
 
+from setup_app import paths
 from setup_app.static import AppType, InstallOption
 from setup_app.config import Config
 from setup_app.utils import base
@@ -92,14 +93,31 @@ def local_install(self):
 
             elif Config.rdbm_type == 'pgsql':
                 if base.clone_type == 'rpm':
-                    self.restart('postgresql')
+                    self.run(['postgresql-setup', 'initdb'])
+                elif base.clone_type == 'deb':
+                    self.run([paths.cmd_chmod, '640', '/etc/ssl/private/ssl-cert-snakeoil.key'])
+
+                self.restart('postgresql')
+
                 cmd_create_db = '''su - postgres -c "psql -U postgres -d postgres -c \\"CREATE DATABASE {};\\""'''.format(Config.rdbm_db)
                 cmd_create_user = '''su - postgres -c "psql -U postgres -d postgres -c \\"CREATE USER {} WITH PASSWORD '{}';\\""'''.format(Config.rdbm_user, Config.rdbm_password)
                 cmd_grant_previlages = '''su - postgres -c "psql -U postgres -d postgres -c \\"GRANT ALL PRIVILEGES ON DATABASE {} TO {};\\""'''.format(Config.rdbm_db, Config.rdbm_user)
 
                 for cmd in (cmd_create_db, cmd_create_user, cmd_grant_previlages):
                     self.run(cmd, shell=True)
 
+                if base.clone_type == 'rpm':
+                    hba_file_path_query = self.run('''su - postgres -c "psql -U postgres -d postgres -t -c \\"SHOW hba_file;\\""''', shell=True)
+                    if hba_file_path_query and hba_file_path_query.strip():
+                        self.stop('postgresql')
+                        hba_file_path = hba_file_path_query.strip()
+                        hba_file_content = self.readFile(hba_file_path)
+                        hba_file_content = 'host\t{0}\t{1}\t127.0.0.1/32\tmd5\nhost\t{0}\t{1}\t::1/128\tmd5\n'.format(Config.rdbm_db, Config.rdbm_user) + hba_file_content
+                        self.writeFile(hba_file_path, hba_file_content)
+                        self.start('postgresql')
+
+            self.enable('postgresql')
+
         self.dbUtils.bind(force=True)
 
     def get_sql_col_type(self, attrname, table=None):

jans-linux-setup/jans_setup/setup_app/utils/package_utils.py

@@ -57,9 +57,15 @@ def check_and_install_packages(self):
         if base.argsp.local_rdbm == 'mysql' or (Config.get('rdbm_install_type') == InstallTypes.LOCAL and Config.rdbm_type == 'mysql'):
             package_list[os_type_version]['mandatory'] += ' mysql-server'
         if base.argsp.local_rdbm == 'pgsql' or (Config.get('rdbm_install_type') == InstallTypes.LOCAL and Config.rdbm_type == 'pgsql'):
-            package_list[os_type_version]['mandatory'] += ' postgresql python3-psycopg2'
+            package_list[os_type_version]['mandatory'] += ' postgresql python3-psycopg2 postgresql-contrib'
             if base.clone_type == 'deb':
-                package_list[os_type_version]['mandatory'] += ' postgresql-contrib'
+                package_list[os_type_version]['mandatory'] += ''
+            elif base.clone_type == 'rpm':
+                package_list[os_type_version]['mandatory'] += ' postgresql-server'
+                self.run(['dnf', '-y', 'module', 'disable', 'postgresql'])
+                self.run(['dnf', '-y', 'module', 'reset', 'postgresql'])
+                self.run(['dnf', '-y', 'module', 'enable', 'postgresql:12'])
+
 
         for pypackage in package_list[os_type_version]['python']:
             try:

jans-linux-setup/jans_setup/setup_app/utils/setup_utils.py

@@ -11,6 +11,7 @@
 import string
 import random
 import hashlib
+import grp
 
 from pathlib import Path
 from urllib.parse import urlparse
@@ -406,9 +407,21 @@ def renderTemplate(self, filePath):
 
     def createUser(self, userName, homeDir, shell='/bin/bash'):
 
+        try:
+            grp.getgrnam(userName)
+            user_group_exists = True
+        except KeyError:
+            user_group_exists = False
+
         try:
             useradd = '/usr/sbin/useradd'
-            cmd = [useradd, '--system', '--user-group', '--shell', shell, userName]
+            cmd = [useradd, '--system', '--shell', shell, userName]
+            if user_group_exists:
+                cmd.insert(1, '-g')
+                cmd.insert(2, userName)
+            else:
+                cmd.insert(1, '--user-group')
+
             if homeDir:
                 cmd.insert(-1, '--create-home')
                 cmd.insert(-1, '--home-dir')
@@ -420,8 +433,9 @@ def createUser(self, userName, homeDir, shell='/bin/bash'):
                 self.logOSChanges("User %s with homedir %s was created" % (userName, homeDir))
             else:
                 self.logOSChanges("User %s without homedir was created" % (userName))
-        except:
-            self.logIt("Error adding user", True)
+
+        except Exception as e:
+            self.logIt("Error adding user: {}".format(e), True)
 
     def createGroup(self, groupName):
         try: