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May 7, 2021 08:20
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Linux CLI shell script snippet for prompting the user for a password (with confirmation and empty-check).
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| while true; do | |
| echo | |
| read -s -p "Enter the desired password: " PASSWORD | |
| echo | |
| read -s -p "Confirm your password by re-entering it again: " PASSWORD_CONFIRMATION | |
| echo | |
| [ "$PASSWORD" = "$PASSWORD_CONFIRMATION" ] && break || echo " ----- The two entered passwords don't match; please try again! -----" | |
| done | |
| if [ -z "$PASSWORD" ]; then | |
| echo | |
| echo "ERROR: Password can't (and shouldn't...) be empty! Please provide a valid value!" | |
| exit 1 | |
| fi |
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