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+#!/bin/bash
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+MY_USERNAME=$1
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+GPG_KEYSERVER='hkp://keys.gnupg.net'
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+SSH_PORT=2222
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+
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+if [ ! $MY_USERNAME ]; then
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+ echo 'No username was given'
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+ exit 1
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+fi
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+
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+if [ -d /home/$MY_USERNAME ]; then
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+ echo "The user $MY_USERNAME already exists"
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+ exit 2
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+fi
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+
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+NEW_USER_PASSWORD="$(openssl rand -base64 10 | cut -c1-8)"
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+useradd -m -p "$NEW_USER_PASSWORD" -s /bin/bash $MY_USERNAME
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+adduser $MY_USERNAME sasl
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+
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+if [ ! -d /home/$MY_USERNAME ]; then
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+ echo 'Home directory was not created'
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+ exit 3
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+fi
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+
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+if [ ! -d /home/$MY_USERNAME/Maildir ]; then
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+ echo 'Email directory was not created'
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+ userdel -r $MY_USERNAME
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+ exit 4
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+fi
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+
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+# generate a gpg key
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+echo "Making a GPG key for $MY_USERNAME@$HOSTNAME"
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+mkdir /home/$MY_USERNAME/.gnupg
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+echo "keyserver $GPG_KEYSERVER" >> /home/$MY_USERNAME/.gnupg/gpg.conf
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+echo 'keyserver-options auto-key-retrieve' >> /home/$MY_USERNAME/.gnupg/gpg.conf
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+echo '' >> /home/$MY_USERNAME/.gnupg/gpg.conf
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+echo '# default preferences' >> /home/$MY_USERNAME/.gnupg/gpg.conf
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+echo 'personal-digest-preferences SHA256' >> /home/$MY_USERNAME/.gnupg/gpg.conf
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+echo 'cert-digest-algo SHA256' >> /home/$MY_USERNAME/.gnupg/gpg.conf
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+echo 'default-preference-list SHA512 SHA384 SHA256 SHA224 AES256 AES192 AES CAST5 ZLIB BZIP2 ZIP Uncompressed' >> /home/$MY_USERNAME/.gnupg/gpg.conf
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+
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+chown -R $MY_USERNAME:$MY_USERNAME /home/$MY_USERNAME/.gnupg
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+chmod 700 /home/$MY_USERNAME/.gnupg
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+chmod 600 /home/$MY_USERNAME/.gnupg/*
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+
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+# Generate a GPG key
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+echo 'Key-Type: 1' > /home/$MY_USERNAME/gpg-genkey.conf
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+echo 'Key-Length: 4096' >> /home/$MY_USERNAME/gpg-genkey.conf
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+echo 'Subkey-Type: 1' >> /home/$MY_USERNAME/gpg-genkey.conf
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+echo 'Subkey-Length: 4096' >> /home/$MY_USERNAME/gpg-genkey.conf
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+echo "Name-Real: $MY_USERNAME" >> /home/$MY_USERNAME/gpg-genkey.conf
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+echo "Name-Email: $MY_USERNAME@$HOSTNAME" >> /home/$MY_USERNAME/gpg-genkey.conf
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+echo 'Expire-Date: 0' >> /home/$MY_USERNAME/gpg-genkey.conf
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+chown $MY_USERNAME:$MY_USERNAME /home/$MY_USERNAME/gpg-genkey.conf
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+su -c "gpg --batch --gen-key /home/$MY_USERNAME/gpg-genkey.conf" - $MY_USERNAME
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+shred -zu /home/$MY_USERNAME/gpg-genkey.conf
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+MY_GPG_PUBLIC_KEY_ID=$(su -c "gpg --list-keys $MY_USERNAME@$HOSTNAME | grep 'pub '" - $MY_USERNAME | awk -F ' ' '{print $2}' | awk -F '/' '{print $2}')
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+MY_GPG_PUBLIC_KEY=/tmp/public_key.gpg
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+su -c "gpg --output $MY_GPG_PUBLIC_KEY --armor --export $MY_GPG_PUBLIC_KEY_ID" - $MY_USERNAME
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+
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+if ! grep -q "Change your GPG password" /home/$MY_USERNAME/README; then
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+ echo '' >> /home/$MY_USERNAME/README
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+ echo '' >> /home/$MY_USERNAME/README
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+ echo 'Change your GPG password' >> /home/$MY_USERNAME/README
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+ echo '========================' >> /home/$MY_USERNAME/README
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+ echo "It's very important to add a password to your GPG key so that" >> /home/$MY_USERNAME/README
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+ echo "if anyone does get access to your email they still won't be able" >> /home/$MY_USERNAME/README
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+ echo 'to read them without knowning the GPG password.' >> /home/$MY_USERNAME/README
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+ echo 'You can change the it with:' >> /home/$MY_USERNAME/README
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+ echo '' >> /home/$MY_USERNAME/README
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+ echo " gpg --edit-key $MY_GPG_PUBLIC_KEY_ID" >> /home/$MY_USERNAME/README
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+ echo ' passwd' >> /home/$MY_USERNAME/README
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+ echo ' save' >> /home/$MY_USERNAME/README
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+ echo ' quit' >> /home/$MY_USERNAME/README
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+fi
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+
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+if ! grep -q "Publish your GPG public key" /home/$MY_USERNAME/README; then
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+ echo '' >> /home/$MY_USERNAME/README
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+ echo '' >> /home/$MY_USERNAME/README
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+ echo 'Publish your GPG public key' >> /home/$MY_USERNAME/README
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+ echo '===========================' >> /home/$MY_USERNAME/README
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+ echo 'So that others can send emails to you securely you should' >> /home/$MY_USERNAME/README
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+ echo 'publish your GPG public key with the command:' >> /home/$MY_USERNAME/README
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+ echo '' >> /home/$MY_USERNAME/README
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+ echo " gpg --send-keys $MY_GPG_PUBLIC_KEY_ID" >> /home/$MY_USERNAME/README
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+fi
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+
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+chown $MY_USERNAME:$MY_USERNAME /home/$MY_USERNAME/README
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+chmod 600 /home/$MY_USERNAME/README
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+
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+echo "Adding an XMPP account for $MY_USERNAME"
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+freedombone-addxmpp -e "$MY_USERNAME@$HOSTNAME" "$NEW_USER_PASSWORD"
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+
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+clear
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+echo "New user $MY_USERNAME was created"
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+echo "Their login password is $NEW_USER_PASSWORD"
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+echo ''
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+echo 'IMPORTANT: Make a note of the password, because it will not be saved'
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+echo 'anywhere else. Preferably give it to them in person on paper or via'
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+echo 'a secure channel, not in an unencrypted email.'
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+echo ''
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+echo "They can download their GPG keys with:"
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+echo ''
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+echo " scp -P $SSH_PORT -r $MY_USERNAME@$HOSTNAME:/home/$MY_USERNAME/.gnupg ~/"
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+echo ''
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+echo 'They should also run freedombone-client on their system to ensure'
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+echo 'the best security.'
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+
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+exit 0
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