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improve error handling

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Patrick Schleizer 2025-05-21 12:23:45 -04:00
parent 784867e24b
commit ef8515ba82
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1 changed files with 8 additions and 0 deletions
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8
usr/libexec/security-misc/pam-info
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@ -190,6 +190,14 @@ pam_faillock_output_count="$(printf '%s\n' "$pam_faillock_output" | wc -l)"
## example pam_faillock_output_count: ## example pam_faillock_output_count:
## 4 ## 4
if [[ "$deny" == *[!0-9]* ]]; then
printf '%s\n' "\
$0: ERROR: Variable pam_faillock_output_count is not numeric. pam_faillock_output_count: '$deny'
ERROR: Please report this bug.
" >&2
exit 0
fi
## Do not count the first two informational textual output lines (starting with "user:" and "When") if present, ## Do not count the first two informational textual output lines (starting with "user:" and "When") if present,
failed_login_counter=$(( pam_faillock_output_count - 2 )) failed_login_counter=$(( pam_faillock_output_count - 2 ))