22 lines
708 B
Bash
Executable File
22 lines
708 B
Bash
Executable File
#!/bin/bash -e
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# Verify the given password hash against a password
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if test "$1"
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then hash="$1"; shift
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else printf "Hash? " && read -r hash
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fi
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while echo "Type password (no echo) " && read -r -s password && test "$password"; do
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param=$(echo "$hash" | cut -d\$ -f3)
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# Check if hash contains parameters
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if test $(echo "$hash" | tr -cd \$ | wc -c) -gt 3
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then salt=$(echo "$hash" | cut -d\$ -f4)
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salted_hash=$(mkpasswd -m sha-512 --"$param" --salt="$salt" "$password")
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else salted_hash=$(mkpasswd -m sha-512 --salt="$param" "$password")
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fi
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# Compare the generated hash with the original hash
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if [[ "$salted_hash" == "$hash" ]]
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then echo ":) Password correct"; break
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else echo "X Password incorrect"
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fi
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done
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