From 72ccded05d4cee4848c3dc2603325f713f29d535 Mon Sep 17 00:00:00 2001
From: Manuel Vergara <manuel@vergaracarmona.es>
Date: Sun, 14 Jan 2024 00:15:52 +0100
Subject: [PATCH] Update requests exercise

---
 .../08_librerias/03_requests_01_get.py        | 34 +++++++++++++++++++
 .../08_librerias/03_requests_02_post.py       | 16 +++++++++
 .../08_librerias/03_requests_03_except.py     | 26 ++++++++++++++
 .../08_librerias/03_requests_04_json.py       | 15 ++++++++
 .../08_librerias/03_requests_05_auth.py       | 15 ++++++++
 .../08_librerias/03_requests_06_cookie.py     | 11 ++++++
 .../08_librerias/03_requests_07_file.py       | 11 ++++++
 .../08_librerias/03_requests_08_session.py    | 15 ++++++++
 .../03_requests_09_change_header.py           | 18 ++++++++++
 .../08_librerias/03_requests_10_redirect.py   | 16 +++++++++
 .../03_requests_11_sesion_with.py             | 17 ++++++++++
 python-ofensivo/08_librerias/example.txt      |  1 +
 12 files changed, 195 insertions(+)
 create mode 100644 python-ofensivo/08_librerias/03_requests_01_get.py
 create mode 100644 python-ofensivo/08_librerias/03_requests_02_post.py
 create mode 100644 python-ofensivo/08_librerias/03_requests_03_except.py
 create mode 100644 python-ofensivo/08_librerias/03_requests_04_json.py
 create mode 100644 python-ofensivo/08_librerias/03_requests_05_auth.py
 create mode 100644 python-ofensivo/08_librerias/03_requests_06_cookie.py
 create mode 100644 python-ofensivo/08_librerias/03_requests_07_file.py
 create mode 100644 python-ofensivo/08_librerias/03_requests_08_session.py
 create mode 100644 python-ofensivo/08_librerias/03_requests_09_change_header.py
 create mode 100644 python-ofensivo/08_librerias/03_requests_10_redirect.py
 create mode 100644 python-ofensivo/08_librerias/03_requests_11_sesion_with.py
 create mode 100644 python-ofensivo/08_librerias/example.txt

diff --git a/python-ofensivo/08_librerias/03_requests_01_get.py b/python-ofensivo/08_librerias/03_requests_01_get.py
new file mode 100644
index 0000000..2341000
--- /dev/null
+++ b/python-ofensivo/08_librerias/03_requests_01_get.py
@@ -0,0 +1,34 @@
+#!/usr/bin/env python3
+"""
+Documentación Librería requests: https://requests.readthedocs.io/en/latest/
+"""
+
+import requests
+
+response = requests.get('https://google.es')
+
+print(f"\n[+] Status code: {response.status_code}")
+print(f"\n[+] Headers: {response.headers['content-type']}")
+print(f"\n[+] Encoding: {response.encoding}")
+print(f"\n[+] Guardando código fuente en index.html")
+
+with open('index.html', 'w') as f:
+    f.write(response.text)
+
+# https://httpbin.org/get
+
+values = {'name': 'John Doe', 'age': 22, 'method': 'get'}
+
+response = requests.get('https://httpbin.org/get', params=values)
+
+print(f"\n[+] URL final: {response.url}")
+print(f"\n[+] Código fuente: {response.text}")
+
+# https://httpbin.org/post
+
+payload = {'name': 'John Doe', 'age': 22, 'method': 'post'}
+
+response = requests.post('https://httpbin.org/post', params=payload)
+
+print(f"\n[+] URL final: {response.url}")
+print(f"\n[+] Código fuente: {response.text}")
diff --git a/python-ofensivo/08_librerias/03_requests_02_post.py b/python-ofensivo/08_librerias/03_requests_02_post.py
new file mode 100644
index 0000000..a44f971
--- /dev/null
+++ b/python-ofensivo/08_librerias/03_requests_02_post.py
@@ -0,0 +1,16 @@
+#!/usr/bin/env python3
+"""
+Documentación Librería requests: https://requests.readthedocs.io/en/latest/
+"""
+
+import requests
+
+
+# https://httpbin.org/post
+
+payload = {'name': 'John Doe', 'age': 22, 'method': 'post'}
+headers = {'User-Agent': 'my-invent-app/1.1.0'}
+response = requests.post('https://httpbin.org/post', params=payload, headers=headers)
+
+print(f"\n[+] URL final: {response.url}")
+print(f"\n[+] Código fuente: {response.text}")
diff --git a/python-ofensivo/08_librerias/03_requests_03_except.py b/python-ofensivo/08_librerias/03_requests_03_except.py
new file mode 100644
index 0000000..b26d352
--- /dev/null
+++ b/python-ofensivo/08_librerias/03_requests_03_except.py
@@ -0,0 +1,26 @@
+#!/usr/bin/env python3
+
+import requests
+
+try:
+    response = requests.get('https://google.ese', timeout=1)
+
+    response.raise_for_status()
+
+except requests.Timeout:
+
+    print(f"\n[!] La web ha excedido el límite de tiempo de espera")
+
+except requests.HTTPError as http_err:
+
+    print(f"[!] Error HTTP: {http_err}")
+
+
+except requests.RequestException as err:
+
+    print(f"\n[!] Error: {err}")
+
+else:
+
+    print(f"\n[+] No ha habido ningún error en la solicitud")
+
diff --git a/python-ofensivo/08_librerias/03_requests_04_json.py b/python-ofensivo/08_librerias/03_requests_04_json.py
new file mode 100644
index 0000000..78a1514
--- /dev/null
+++ b/python-ofensivo/08_librerias/03_requests_04_json.py
@@ -0,0 +1,15 @@
+#!/usr/bin/env python3
+
+import requests
+
+response = requests.get('https://httpbin.org/get')
+
+data = response.json()
+
+if 'headers' in data and 'User-Agent' in data['headers']:
+
+    user_agent = data['headers']['User-Agent']
+
+else:
+
+    print(f"\n[!] No existe el campo User-Agent en la respuesta\n")
diff --git a/python-ofensivo/08_librerias/03_requests_05_auth.py b/python-ofensivo/08_librerias/03_requests_05_auth.py
new file mode 100644
index 0000000..1953961
--- /dev/null
+++ b/python-ofensivo/08_librerias/03_requests_05_auth.py
@@ -0,0 +1,15 @@
+#!/usr/bin/env python3
+
+import requests
+
+# from requests.auth import HTTPBasicAuth
+# Con esta librería se podría detallar el método llamándolo así:
+# auth=HTTPBasicAuth('foo', 'bar')
+
+# Paǵina para practicar autenticación: https://httpbin.org/basic-auth/foo/bar
+
+response  = requests.get('https://httpbin.org/basic-auth/foo/bar', auth=('foo', 'bar'))
+
+print(f"\n[+] Código de error: {response.status_code}\n")
+print(response.text)
+
diff --git a/python-ofensivo/08_librerias/03_requests_06_cookie.py b/python-ofensivo/08_librerias/03_requests_06_cookie.py
new file mode 100644
index 0000000..94781ae
--- /dev/null
+++ b/python-ofensivo/08_librerias/03_requests_06_cookie.py
@@ -0,0 +1,11 @@
+#!/usr/bin/env python3
+
+import requests
+
+url = 'https://httpbin.org/cookies'
+cookies = dict(cookies_are="working")
+
+response = requests.get(url, cookies=cookies)
+
+print(response.text)
+
diff --git a/python-ofensivo/08_librerias/03_requests_07_file.py b/python-ofensivo/08_librerias/03_requests_07_file.py
new file mode 100644
index 0000000..b650c2a
--- /dev/null
+++ b/python-ofensivo/08_librerias/03_requests_07_file.py
@@ -0,0 +1,11 @@
+#!/usr/bin/env python3
+
+import requests
+
+url = 'https://httpbin.org/post'
+my_file = {'archivo': open('example.txt', 'r')}
+
+response = requests.post(url, files=my_file)
+
+print(response.text)
+
diff --git a/python-ofensivo/08_librerias/03_requests_08_session.py b/python-ofensivo/08_librerias/03_requests_08_session.py
new file mode 100644
index 0000000..bdae172
--- /dev/null
+++ b/python-ofensivo/08_librerias/03_requests_08_session.py
@@ -0,0 +1,15 @@
+#!/usr/bin/env python3
+
+import requests
+
+url = 'https://httpbin.org/cookies'
+set_cookies_url = 'https://httpbin.org/cookies/set/my_cookie/123123'
+
+# Crear una sesión para arrastrar la cookie
+s = requests.Session()
+
+response = s.get(set_cookies_url)
+response = s.get(url)
+
+print(response.text)
+
diff --git a/python-ofensivo/08_librerias/03_requests_09_change_header.py b/python-ofensivo/08_librerias/03_requests_09_change_header.py
new file mode 100644
index 0000000..35fb759
--- /dev/null
+++ b/python-ofensivo/08_librerias/03_requests_09_change_header.py
@@ -0,0 +1,18 @@
+#!/usr/bin/env python3
+
+from requests import Request, Session
+
+url = 'https://httpbin.org/get'
+s = Session()
+
+headers = {'Custom-Header':'my_custom_header'}
+
+req = Request('GET', url, headers=headers)
+
+prepped = req.prepare()
+
+prepped.headers['Custom-Header'] = 'my_header_changed'
+prepped.headers['Another-Header'] = 'other_header'
+response = s.send(prepped)
+
+print(response.text)
diff --git a/python-ofensivo/08_librerias/03_requests_10_redirect.py b/python-ofensivo/08_librerias/03_requests_10_redirect.py
new file mode 100644
index 0000000..89c7008
--- /dev/null
+++ b/python-ofensivo/08_librerias/03_requests_10_redirect.py
@@ -0,0 +1,16 @@
+#!/usr/bin/env python3
+
+import requests
+
+url = 'http://github.com'
+
+# r = requests.get(url, allow_redirects=False  # Para que no haga reenvíos)
+r = requests.get(url)
+
+# print(r.url)
+
+for request in r.history:
+    print(f"\n[+] Hemos pasado por el dominio {request.url} con un código de estado {request.status_code}")
+
+print(f"\n[+] URL final: {r.url} con el código de estado: {r.status_code}")
+
diff --git a/python-ofensivo/08_librerias/03_requests_11_sesion_with.py b/python-ofensivo/08_librerias/03_requests_11_sesion_with.py
new file mode 100644
index 0000000..4b7d663
--- /dev/null
+++ b/python-ofensivo/08_librerias/03_requests_11_sesion_with.py
@@ -0,0 +1,17 @@
+#!/usr/bin/env python3
+
+import requests
+
+# htpps://httpbin.org/basic-auth/foo/bar
+
+# Con with arrastramos una sesión
+with requests.Session() as session:
+
+    session.auth = ('foo', 'bar')
+    response1 = session.get('https://httpbin.org/basic-auth/foo/bar')
+    print(response1.text)
+
+    # En la segunda sesión estaremos autenticados
+    response2 = session.get('https://httpbin.org/basic-auth/foo/bar')
+    print(response2.text)
+    
diff --git a/python-ofensivo/08_librerias/example.txt b/python-ofensivo/08_librerias/example.txt
new file mode 100644
index 0000000..511c4b1
--- /dev/null
+++ b/python-ofensivo/08_librerias/example.txt
@@ -0,0 +1 @@
+Hola, soy el contenido del archivo