add ldap,python and sql workshops

slides/ldap/ldap.md

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+# LDAP
+
+# Sta je LDAP?
+
+- Protokol za cuvanje i pristup podatcima
+- Uglavnom informacije o korisnicima (username,password)
+- Hierarhijska struktura (grupe korisnika)
+- Veliki broj servisa ima opciju za LDAP za korisnike
+
+# Hierarhija
+
+
+![ldap](slides/ldap/ldap.jpg)
+
+# Hierarhija
+
+- Domain component (DC)
+- Organizational Unit (OU)
+- Korisnici (UID)
+
+# Klase i atributi
+
+- Distinguished Name (dn)
+- Object class
+- Atributi
+
+# Search
+
+(&(objectClass=person)(givenName=John))
+
+# OpenLDAP
+
+OpenBSD-ova implementacija LDAP-a
+
+# Python
+
+python3-ldap3 biblioteka
+
+# python3-ldap3 setup
+
+CONNECTION TO LDAP SERVER
+
+from ldap3 import Server,Connection,ALL,MODIFY_REPLACE
+
+s=Server('192.168.122.233',use_ssl=True,get_info=ALL)
+c=Connection(s,'cn=cn=admin,dc=example,dc=com','secret',auto_bind=True)
+
+# python3-ldap3 setup
+
+ADD DC OBJECT
+
+objectClass = ['dcObject', 'organization']
+
+attributes = {'o' : 'example', 'dc' : 'example'}
+
+c.add('dc=example,dc=com',objectClass, attributes)
+
+# python3-ldap3 setup
+
+ADD ORGANISATIONAL UNIT
+
+objectClass = ['top', 'organizationalUnit']
+
+attributes = {'ou' : 'users'}
+
+c.add('ou=users,dc=example,dc=com', objectClass, attributes)
+
+# python3-ldap3 manage users
+
+ADD USERS
+
+objectClass = ['top', 'person', 'organizationalPerson', 'inetOrgPerson', 'posixAccount', 'shadowAccount']
+
+attributes = {'cn' : 'user1', 'sn' : 'user1', 'givenName' : 'user1', 'uid' : 'user1', 'uidNumber' : 1001, 'gidNumber' : 1001, 'homeDirectory' : '/home/user1', 'loginShell' : '/bin/sh', 'gecos' : 'SystemUser', 'shadowLastChange' : 19433, 'shadowMax' : '45', 'userPassword' : 'password123'}
+
+c.add('uid='user1,ou=users,dc=example,dc=com',objectClass, attributes)
+
+# python3-ldap3 manage users
+
+DELETE USERS
+
+c.delete('user1,ou=users,dc=example,dc=com')
+