Blame SOURCES/0066-fix-rich-limit-table-to-strip-non-printables-to-C0-a.patch
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From ff6e65737413d54b6f6964f72827a92fdbecc182 Mon Sep 17 00:00:00 2001
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From: Eric Garver <eric@garver.life>
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Date: Fri, 8 Jan 2021 13:38:15 -0500
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Subject: [PATCH 68/68] fix(rich): limit table to strip non-printables to C0
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and C1
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Generating the table was taking an unreasonable amount of memory.
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Stripping C0 and C1 should cover most scenarios while limiting memory
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usage.
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Fixes: ac5960856991 ("fix(rich): non-printable characters removed from rich rules")
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(cherry picked from commit 015704b44f81d535a868fe28368f977cefd28638)
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(cherry picked from commit 629a53ef027146f8e4e486c40c8bde04cda830d3)
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---
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src/firewall/functions.py | 7 ++++++-
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1 file changed, 6 insertions(+), 1 deletion(-)
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diff --git a/src/firewall/functions.py b/src/firewall/functions.py
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index d20b702e047e..1ea9f4309234 100644
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--- a/src/firewall/functions.py
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+++ b/src/firewall/functions.py
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@@ -43,7 +43,12 @@ from firewall.config import FIREWALLD_TEMPDIR, FIREWALLD_PIDFILE
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PY2 = sys.version < '3'
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NOPRINT_TRANS_TABLE = {
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- i: None for i in range(0, sys.maxunicode + 1) if not chr(i).isprintable()
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+ # Limit to C0 and C1 code points. Building entries for all unicode code
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+ # points requires too much memory.
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+ # C0 = [0, 31]
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+ # C1 = [127, 159]
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+ #
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+ i: None for i in range(0, 160) if not (i > 31 and i < 127)
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}
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def getPortID(port):
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--
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2.27.0
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