Server : Apache/2.4.41 (Ubuntu) System : Linux journalup 5.4.0-198-generic #218-Ubuntu SMP Fri Sep 27 20:18:53 UTC 2024 x86_64 User : www-data ( 33) PHP Version : 7.4.33 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, Directory :  /usr/lib/cloud-init/

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#!/bin/sh
# This file is part of cloud-init. See LICENSE file for license information.


do_syslog() {
    log_message=$1

    # rhels' version of logger_opts does not support long
    # form of -s (--stderr), so use short form.
    logger_opts="-s"

    # Need to end the options list with "--" to ensure that any minus symbols
    # in the text passed to logger are not interpreted as logger options.
    logger_opts="$logger_opts -p user.info -t cloud-init --"

    # shellcheck disable=SC2086  # logger give error if $logger_opts quoted
    logger $logger_opts "$log_message"
}


# Redirect stderr to stdout
exec 2>&1

fp_blist=",${1},"
key_blist=",${2},"

fingerprint_header_shown=0
for f in /etc/ssh/ssh_host_*key.pub; do
    [ -f "$f" ] || continue
    # shellcheck disable=SC2034  # Unused "line" required for word splitting
    read -r ktype line < "$f"
    # skip the key if its type is in the blacklist
    [ "${fp_blist#*,$ktype,}" = "${fp_blist}" ] || continue
    if [ $fingerprint_header_shown -eq 0 ]; then
        do_syslog "#############################################################"
        do_syslog "-----BEGIN SSH HOST KEY FINGERPRINTS-----"
        fingerprint_header_shown=1
    fi
    do_syslog "$(ssh-keygen -l -f "$f")"
done
if [ $fingerprint_header_shown -eq 1 ]; then
    do_syslog "-----END SSH HOST KEY FINGERPRINTS-----"
    do_syslog "#############################################################"
fi

key_header_shown=0
for f in /etc/ssh/ssh_host_*key.pub; do
    [ -f "$f" ] || continue
    # shellcheck disable=SC2034  # Unused "line" required for word splitting
    read -r ktype line < "$f"
    # skip the key if its type is in the blacklist
    [ "${key_blist#*,$ktype,}" = "${key_blist}" ] || continue
    if [ $key_header_shown -eq 0 ]; then
        echo "-----BEGIN SSH HOST KEY KEYS-----"
        key_header_shown=1
    fi
    cat "$f"
done
if [ $key_header_shown -eq 1 ]; then
    echo "-----END SSH HOST KEY KEYS-----"
fi