From 6c9a514f67e81aab779ed297a164bd123c54aa71 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=D0=9C=D0=B8=D1=85=D0=B0=D0=B8=D0=BB?=
 <stud182939@vyatsu.ru>
Date: Sat, 23 May 2026 22:29:53 +0300
Subject: [PATCH] =?UTF-8?q?=D0=9F=D0=A02.3:=20TCP,=20UDP,=20HTTP,=20reques?=
 =?UTF-8?q?ts,=20Wireshark?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .gitignore            |  0
 README.md             |  0
 api_git_example.py    |  0
 http_socket_client.py | 17 +++++++++++++++++
 requests_example.py   |  4 ++++
 tcp_client.py         | 12 ++++++++++++
 tcp_server.py         | 30 ++++++++++++++++++++++++++++++
 token.py              |  8 ++++++++
 udp_client.py         | 11 +++++++++++
 udp_server.py         | 14 ++++++++++++++
 10 files changed, 96 insertions(+)
 create mode 100644 .gitignore
 create mode 100644 README.md
 create mode 100644 api_git_example.py
 create mode 100644 http_socket_client.py
 create mode 100644 requests_example.py
 create mode 100644 tcp_client.py
 create mode 100644 tcp_server.py
 create mode 100644 token.py
 create mode 100644 udp_client.py
 create mode 100644 udp_server.py

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..e69de29
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..e69de29
diff --git a/api_git_example.py b/api_git_example.py
new file mode 100644
index 0000000..e69de29
diff --git a/http_socket_client.py b/http_socket_client.py
new file mode 100644
index 0000000..c3c99fb
--- /dev/null
+++ b/http_socket_client.py
@@ -0,0 +1,17 @@
+import socket
+
+client = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+client.connect(("vyatsu.ru", 80))
+
+request = (
+    "GET / HTTP/1.1\r\n"
+    "Host: vyatsu.ru\r\n"
+    "Connection: close\r\n"
+    "\r\n"
+)
+
+client.sendall(request.encode("utf-8"))
+response = client.recv(4096)
+print(response.decode(errors="ignore"))
+
+client.close()
\ No newline at end of file
diff --git a/requests_example.py b/requests_example.py
new file mode 100644
index 0000000..83588ae
--- /dev/null
+++ b/requests_example.py
@@ -0,0 +1,4 @@
+import requests
+
+response = requests.get("http://vyatsu.ru")
+print(response.text[:500])
\ No newline at end of file
diff --git a/tcp_client.py b/tcp_client.py
new file mode 100644
index 0000000..f1f556e
--- /dev/null
+++ b/tcp_client.py
@@ -0,0 +1,12 @@
+import socket
+
+client = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+client.connect(("127.0.0.1", 12000))
+
+message = "hello server"
+client.sendall(message.encode())
+
+data = client.recv(1024)
+print(f"Ответ от сервера: {data.decode()}")
+
+client.close()
\ No newline at end of file
diff --git a/tcp_server.py b/tcp_server.py
new file mode 100644
index 0000000..442fdd3
--- /dev/null
+++ b/tcp_server.py
@@ -0,0 +1,30 @@
+import socket
+
+server = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+server.bind(("0.0.0.0", 12000))
+server.listen(1)
+
+print("TCP сервер запущен и ожидает подключения...")
+
+while True:
+    conn, addr = server.accept()
+    print(f"Подключение от {addr}")
+
+    data = conn.recv(1024)
+    if not data:
+        conn.close()
+        continue
+
+    message = data.decode()
+    print(f"Получено сообщение: {message}")
+
+    response = message.upper()
+    conn.sendall(response.encode())
+
+    conn.close()
+
+    if response == "EXIT":
+        print("Сервер завершает работу")
+        break
+
+server.close()
\ No newline at end of file
diff --git a/token.py b/token.py
new file mode 100644
index 0000000..982b134
--- /dev/null
+++ b/token.py
@@ -0,0 +1,8 @@
+import os
+import requests
+
+TOKEN = os.getenv("GIT_VYATSU_TOKEN")  # токен через переменную окружения
+headers = {"Authorization": f"token {TOKEN}"}
+
+response = requests.get("https://git.vyatsu.ru/api/v1/user", headers=headers)
+print(response.json())
\ No newline at end of file
diff --git a/udp_client.py b/udp_client.py
new file mode 100644
index 0000000..d2c7968
--- /dev/null
+++ b/udp_client.py
@@ -0,0 +1,11 @@
+import socket
+
+client = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+
+message = "привет сервер"
+client.sendto(message.encode(), ("127.0.0.1", 10001))
+
+data, _ = client.recvfrom(1024)
+print(f"Ответ от сервера: {data.decode()}")
+
+client.close()
\ No newline at end of file
diff --git a/udp_server.py b/udp_server.py
new file mode 100644
index 0000000..8a21f95
--- /dev/null
+++ b/udp_server.py
@@ -0,0 +1,14 @@
+import socket
+
+server = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+server.bind(("0.0.0.0", 10001))
+
+print("UDP сервер запущен и ожидает сообщения...")
+
+while True:
+    data, addr = server.recvfrom(1024)
+    message = data.decode()
+    print(f"Сообщение от {addr}: {message}")
+
+    response = message.upper()
+    server.sendto(response.encode(), addr)
\ No newline at end of file