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more aggressively no-cache

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ed 2021-09-15 20:49:02 +02:00
parent 5849c446ed
commit 44e5c82e6d
1 changed files with 13 additions and 20 deletions
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33
copyparty/httpcli.py
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@ -22,13 +22,12 @@ except:
from .__init__ import E, PY2, WINDOWS, ANYWIN, unicode
from .util import * # noqa # pylint: disable=unused-wildcard-import
from .bos import bos
from .authsrv import AuthSrv, Lim
from .authsrv import AuthSrv
from .szip import StreamZip
from .star import StreamTar
NO_CACHE = {"Cache-Control": "no-cache"}
NO_STORE = {"Cache-Control": "no-store; max-age=0"}
class HttpCli(object):
@ -54,7 +53,10 @@ class HttpCli(object):
self.bufsz = 1024 * 32
self.hint = None
self.absolute_urls = False
self.out_headers = {"Access-Control-Allow-Origin": "*"}
self.out_headers = {
"Access-Control-Allow-Origin": "*",
"Cache-Control": "no-store; max-age=0",
}
def log(self, msg, c=0):
ptn = self.asrv.re_pwd
@ -352,8 +354,7 @@ class HttpCli(object):
).encode("utf-8", "replace")
if use302:
h = {"Location": "/" + vpath, "Cache-Control": "no-cache"}
self.reply(html, status=302, headers=h)
self.reply(html, status=302, headers={"Location": "/" + vpath})
else:
self.reply(html, status=status)
@ -1389,8 +1390,8 @@ class HttpCli(object):
#
# send reply
if not is_compressed and "cache" not in self.uparam:
self.out_headers.update(NO_CACHE)
if is_compressed or "cache" in self.uparam:
self.out_headers.pop("Cache-Control")
self.out_headers["Accept-Ranges"] = "bytes"
self.send_headers(
@ -1607,7 +1608,7 @@ class HttpCli(object):
mtpq=vs["mtpq"],
url_suf=suf,
)
self.reply(html.encode("utf-8"), headers=NO_STORE)
self.reply(html.encode("utf-8"))
return True
def scanvol(self):
@ -1921,11 +1922,7 @@ class HttpCli(object):
if not self.can_read:
if is_ls:
ret = json.dumps(ls_ret)
self.reply(
ret.encode("utf-8", "replace"),
mime="application/json",
headers=NO_STORE,
)
self.reply(ret.encode("utf-8", "replace"), mime="application/json")
return True
if not stat.S_ISDIR(st.st_mode):
@ -1935,7 +1932,7 @@ class HttpCli(object):
raise Pebkac(403)
html = self.j2(tpl, **j2a)
self.reply(html.encode("utf-8", "replace"), headers=NO_STORE)
self.reply(html.encode("utf-8", "replace"))
return True
for k in ["zip", "tar"]:
@ -2094,11 +2091,7 @@ class HttpCli(object):
ls_ret["files"] = files
ls_ret["taglist"] = taglist
ret = json.dumps(ls_ret)
self.reply(
ret.encode("utf-8", "replace"),
mime="application/json",
headers=NO_STORE,
)
self.reply(ret.encode("utf-8", "replace"), mime="application/json")
return True
j2a["files"] = dirs + files
@ -2112,5 +2105,5 @@ class HttpCli(object):
j2a["css"] = self.args.css_browser
html = self.j2(tpl, **j2a)
self.reply(html.encode("utf-8", "replace"), headers=NO_STORE)
self.reply(html.encode("utf-8", "replace"))
return True