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lmarccom
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libexec
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cloud-init
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Editing: write-ssh-key-fingerprints
#!/usr/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
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