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Matt Arnold 2025-09-06 08:21:18 -04:00
parent 30a9e0bedd
commit 649a301cf9
1 changed files with 11 additions and 2 deletions
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13
http.py
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@ -11,7 +11,7 @@ from io import StringIO
from email.utils import formatdate from email.utils import formatdate
Fork = False Fork = False
# The next post in this series,which now has the name # The next post in this series, which now has the name
# __The Network Programing Purgatorio__ by the way. # __The Network Programing Purgatorio__ by the way.
# Was originally going to be about how to use TLS # Was originally going to be about how to use TLS
# But it turns out just kinda faking your http implementation # But it turns out just kinda faking your http implementation
@ -38,6 +38,9 @@ Fork = False
# client's code in a public project. # client's code in a public project.
# Thus cut 'n' paste. # Thus cut 'n' paste.
CRLF = "\r\n"
LF = "\n"
class AccessDict(dict): class AccessDict(dict):
def __init__(self, *args, **kwargs): def __init__(self, *args, **kwargs):
@ -83,6 +86,8 @@ class HttpRequest(AccessDict):
self["headers"] = headers self["headers"] = headers
self["body"] = StringIO(body) self["body"] = StringIO(body)
self["path"] = path self["path"] = path
if "Host" not in self["headers"]:
self["headers"]["Host"] = "localhost"
def read(self, seek): def read(self, seek):
return self["body"].read(seek) return self["body"].read(seek)
@ -92,6 +97,7 @@ class HttpRequest(AccessDict):
buf.write(f"{self.method} {self.path} HTTP/1.1") buf.write(f"{self.method} {self.path} HTTP/1.1")
for k, v in self["headers"].items(): for k, v in self["headers"].items():
buf.write(f"{k}: {v}\r\n") buf.write(f"{k}: {v}\r\n")
buf.write(CRLF + CRLF)
buf.write(self["body"].getvalue() + "\r\n") buf.write(self["body"].getvalue() + "\r\n")
return buf.getvalue() + "\r\n" return buf.getvalue() + "\r\n"
@ -115,14 +121,17 @@ class HttpResponse(AccessDict):
def write(self, stuff): def write(self, stuff):
return self.body.write(stuff) return self.body.write(stuff)
# Foreshadowing (n): A literary device in which an author ...
def __str__(self): def __str__(self):
buf = StringIO() buf = StringIO()
print(self.headers) print(self.headers)
buf.write(f"HTTP/1.1 {self.status}\r\n ") buf.write(f"HTTP/1.1 {self.status}\r\n")
length = len(self["body"].getvalue()) length = len(self["body"].getvalue())
for k, v in self["headers"].items(): for k, v in self["headers"].items():
buf.write(f"{k}: {v}\r\n") buf.write(f"{k}: {v}\r\n")
buf.write(f"Content-Length: {length}\r\n") buf.write(f"Content-Length: {length}\r\n")
buf.write(CRLF + CRLF) # Per RFC 9112
buf.write(self["body"].getvalue() + "\r\n") buf.write(self["body"].getvalue() + "\r\n")
return buf.getvalue() + "\r\n" return buf.getvalue() + "\r\n"