autonomic-cooperative/capsul-flask
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fix ssh-keyscan.sh newlines printf

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This commit is contained in:
forest 2021-01-30 02:03:29 -06:00
parent e18d15f7e7
commit 485a17ae6b
1 changed files with 4 additions and 3 deletions
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7
capsulflask/shell_scripts/ssh-keyscan.sh
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@ -8,15 +8,16 @@ if echo "$ip_address" | grep -vqE '^([0-9]{1,3}\.){3}[0-9]{1,3}$'; then
fi
printf '['
DELIMITER="\n"
DELIMITER=""
ssh-keyscan "$ip_address" 2>/dev/null | while read -r line; do
if echo "$line" | grep -qE "^$ip_address"' +(ssh|ecdsa)-[0-9A-Za-z+/_=@. -]+$'; then
KEY_CONTENT="$(echo "$line" | awk '{ print $2 " " $3 }')"
FINGERPRINT_OUTPUT="$(echo "$KEY_CONTENT" | ssh-keygen -l -E sha256 -f - | sed -E 's/^[0-9]+ SHA256:([0-9A-Za-z+/-]+) .+ \(([A-Z0-9]+)\)$/\1 \2/g')"
SHA256_HASH="$(echo "$FINGERPRINT_OUTPUT" | awk '{ print $1 }')"
KEY_TYPE="$(echo "$FINGERPRINT_OUTPUT" | awk '{ print $2 }')"
printf '%s{"key_type":"%s", "content":"%s", "sha256":"%s"}' "$DELIMITER" "$KEY_TYPE" "$KEY_CONTENT" "$SHA256_HASH"
DELIMITER=",\n"
printf '%s\n {"key_type":"%s", "content":"%s", "sha256":"%s"}' "$DELIMITER" "$KEY_TYPE" "$KEY_CONTENT" "$SHA256_HASH"
DELIMITER=","
fi
done
printf '\n]\n'