From 5242eef8fc54636a41701fd9d7083ba6e4a4e0b3 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 26 Jun 2024 18:18:39 +0200
Subject: Merging upstream version 1:4.15.2.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../userdel-pre.d/01-kill_user_procs.sh            | 31 ++++++++++++++++++++++
 1 file changed, 31 insertions(+)
 create mode 100755 etc/shadow-maint/userdel-pre.d/01-kill_user_procs.sh

(limited to 'etc/shadow-maint/userdel-pre.d/01-kill_user_procs.sh')

diff --git a/etc/shadow-maint/userdel-pre.d/01-kill_user_procs.sh b/etc/shadow-maint/userdel-pre.d/01-kill_user_procs.sh
new file mode 100755
index 0000000..d2d7ef2
--- /dev/null
+++ b/etc/shadow-maint/userdel-pre.d/01-kill_user_procs.sh
@@ -0,0 +1,31 @@
+#!/bin/sh
+
+PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
+
+# Check user exists, and if so, send sigkill to processes that the user owns
+
+ps -eo user >/dev/null 2>&1
+if [ $? -eq 0 ]; then
+    RUNNING=`ps -eo user | grep -Fx "$SUBJECT" | wc -l`
+    # if the user does not exist, RUNNING will be 0
+    if [ "${RUNNING}x" = "0x" ]; then
+        exit 0
+    fi
+fi
+
+# If there is no ps -eo, traverse the process directly.
+
+ls -1 /proc | while IFS= read -r PROC; do
+  echo "$PROC" | grep -E '^[0-9]+$' >/dev/null
+  if [ $? -ne 0 ]; then
+    continue
+  fi
+  if [ -d "/proc/${PROC}" ]; then
+    USR=`stat -c "%U" /proc/${PROC}`
+    if [ "${USR}" = "${SUBJECT}" ]; then
+      echo "Killing ${SUBJECT} owned ${PROC}"
+      kill -9 "${PROC}"
+    fi
+  fi
+done
+
-- 
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