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trepidity/bash.generate.random.alphanumeric.string.sh

Forked from earthgecko/bash.generate.random.alphanumeric.string.sh
Last active August 29, 2015 14:07
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bash.generate.random.alphanumeric.string.sh
#!/bin/bash
# bash generate random alphanumeric string
#
if [[ "$OSTYPE" == "linux-gnu" ]]; then
# bash generate random 32 character alphanumeric string (upper and lowercase) and
NEW_UUID=$(cat /dev/urandom | tr -dc 'a-zA-Z0-9' | fold -w 32 | head -n 1)
# bash generate random 32 character alphanumeric string (lowercase only)
cat /dev/urandom | tr -dc 'a-zA-Z0-9' | fold -w 32 | head -n 1
elif [[ "$OSTYPE" == "darwin"* ]]; then
openssl rand -base64 32
else
echo "UNKNOWN"
fi
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