Script to encrypt an entire Maildir
This commit is contained in:
Bob Mottram
parent
3595eac7ee
commit
d60b8b4673
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@ -209,6 +209,9 @@ USB_MOUNT=/mnt/usb
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# Name of a script used to create a backup of the system on usb drive
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BACKUP_SCRIPT_NAME="backup"
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# Name of a script used to restore the system from usb drive
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RESTORE_SCRIPT_NAME="restore"
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# name of a script used to backup to friends servers
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BACKUP_TO_FRIENDS_SCRIPT_NAME="backup2friends"
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@ -219,9 +222,6 @@ RESTORE_FROM_FRIEND_SCRIPT_NAME="restorefromfriend"
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# this will be automatically generated
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BACKUP_TO_FRIENDS_PASSPHRASE=
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# Name of a script used to restore the system from usb drive
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RESTORE_SCRIPT_NAME="restore"
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# memory limit for php in MB
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MAX_PHP_MEMORY=32
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@ -232,6 +232,8 @@ MARIADB_PASSWORD=
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XMPP_DIRECTORY="/var/lib/prosody"
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# file containing a list of remote locations to backup to
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# Format: [username@friendsdomain//home/username] [ssh_password]
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# With the only space character being between the server and the password
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FRIENDS_SERVERS_LIST="/home/$MY_USERNAME/backup.list"
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#list of encryption protocols
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@ -2080,6 +2082,117 @@ function encrypt_outgoing_email {
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echo 'encrypt_outgoing_email' >> $COMPLETION_FILE
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}
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function encrypt_all_email {
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if [[ $SYSTEM_TYPE == "$VARIANT_WRITER" || $SYSTEM_TYPE == "$VARIANT_CLOUD" || $SYSTEM_TYPE == "$VARIANT_CHAT" || $SYSTEM_TYPE == "$VARIANT_SOCIAL" || $SYSTEM_TYPE == "$VARIANT_MEDIA" || $SYSTEM_TYPE == "$VARIANT_NONMAILBOX" ]]; then
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return
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fi
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if grep -Fxq "encrypt_all_email" $COMPLETION_FILE; then
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return
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fi
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if [[ $GPG_ENCRYPT_STORED_EMAIL != "yes" ]]; then
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return
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fi
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echo '#!/bin/bash' > /usr/bin/encmaildir
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echo '#' >> /usr/bin/encmaildir
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echo '# GPLv2' >> /usr/bin/encmaildir
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echo '# GPG Encrypt a Maildir using gpgit.pl, removing any S= or W= virtual flags.' >> /usr/bin/encmaildir
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echo '# Oct 03, 2014' >> /usr/bin/encmaildir
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echo '#' >> /usr/bin/encmaildir
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echo '# Change log:' >> /usr/bin/encmaildir
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echo '# Sep 03, 2011' >> /usr/bin/encmaildir
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echo '# - Temporary file is based on file_owner to avoid issues with permission differences.' >> /usr/bin/encmaildir
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echo '# - Temporary file is removed after run.' >> /usr/bin/encmaildir
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echo '# - Optional arguments passed to "find".' >> /usr/bin/encmaildir
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echo '# - Full paths to binaries.' >> /usr/bin/encmaildir
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echo '# - Removed unneccessary need of "cat", "grep", etc.' >> /usr/bin/encmaildir
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echo '# Sep 04, 2011' >> /usr/bin/encmaildir
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echo '# - Dont remove Dovecot index/uid unless messages have been GPG encrypted.' >> /usr/bin/encmaildir
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echo '# - Adjust file tests to not just use -e' >> /usr/bin/encmaildir
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echo '# - Quote all file operations' >> /usr/bin/encmaildir
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echo '# Sep 05, 2011' >> /usr/bin/encmaildir
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echo '# - Dont arbitrarily copy files, only overwrite the file in ~/Maildir if it differs after calling gpgencmail.pl' >> /usr/bin/encmaildir
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echo '# - Only rebuild the index if we have modified ~/Maildir' >> /usr/bin/encmaildir
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echo '# Oct 03, 2014' >> /usr/bin/encmaildir
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echo '# - Minor modifications for use with Freedombone' >> /usr/bin/encmaildir
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echo '' >> /usr/bin/encmaildir
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echo 'if [[ -z "$1" || -z "$2" || -z "$3" ]]; then' >> /usr/bin/encmaildir
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echo ' echo "Usage is ./encmaildir.sh {optional arguments passed to find for messages such as -mtime 0}"' >> /usr/bin/encmaildir
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echo ' exit 0' >> /usr/bin/encmaildir
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echo 'fi' >> /usr/bin/encmaildir
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echo '' >> /usr/bin/encmaildir
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echo 'MAIL_DIR=$1' >> /usr/bin/encmaildir
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echo 'EMAIL_ADDRESS=$2' >> /usr/bin/encmaildir
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echo 'USERNAME=$3' >> /usr/bin/encmaildir
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echo 'if [ ! -d "$MAIL_DIR" ]; then' >> /usr/bin/encmaildir
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echo " MAIL_DIR='/home/$MY_USERNAME/Maildir'" >> /usr/bin/encmaildir
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echo 'fi' >> /usr/bin/encmaildir
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echo '' >> /usr/bin/encmaildir
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echo 'if [ ! $EMAIL_ADDRESS ]; then' >> /usr/bin/encmaildir
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echo " EMAIL_ADDRESS='$MY_USERNAME@$DOMAIN_NAME'" >> /usr/bin/encmaildir
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echo 'fi' >> /usr/bin/encmaildir
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echo '' >> /usr/bin/encmaildir
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echo 'if [ ! $USERNAME ]; then' >> /usr/bin/encmaildir
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echo " USERNAME='$MY_USERNAME'" >> /usr/bin/encmaildir
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echo 'fi' >> /usr/bin/encmaildir
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echo '' >> /usr/bin/encmaildir
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echo '# Does this key exist?' >> /usr/bin/encmaildir
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echo 'gpg --list-keys "$EMAIL_ADDRESS" > /dev/null 2>&1' >> /usr/bin/encmaildir
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echo 'if [ $? -gt 0 ]; then' >> /usr/bin/encmaildir
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echo ' echo "A GPG key for $EMAIL_ADDRESS could not be found!"' >> /usr/bin/encmaildir
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echo ' exit 0' >> /usr/bin/encmaildir
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echo 'fi' >> /usr/bin/encmaildir
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echo '' >> /usr/bin/encmaildir
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echo '# Find all files in the Maildir specified.' >> /usr/bin/encmaildir
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echo 'echo "Calling find"' >> /usr/bin/encmaildir
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echo -n 'find "$MAIL_DIR" -type f -regex ' >> /usr/bin/encmaildir
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echo -n "'.*/\(cur\|new\)/.*' " >> /usr/bin/encmaildir
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echo '$4|while read line; do' >> /usr/bin/encmaildir
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echo ' gpgit.pl --encrypt-mode prefer-inline "$EMAIL_ADDRESS" "/tmp/msg_$USERNAME"' >> /usr/bin/encmaildir
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echo '' >> /usr/bin/encmaildir
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echo ' # Check to see if there are differences between the existing' >> /usr/bin/encmaildir
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echo ' # Maildir file and what was created by gpgit.pl' >> /usr/bin/encmaildir
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echo ' diff -qa "$line" "/tmp/msg_$USERNAME" > /dev/null 2>&1;' >> /usr/bin/encmaildir
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echo ' if [ $? -gt 0 ]; then' >> /usr/bin/encmaildir
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echo ' # Preserve timestamps, set ownership.' >> /usr/bin/encmaildir
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echo ' chown $USERNAME:$USERNAME "/tmp/msg_$USERNAME"' >> /usr/bin/encmaildir
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echo ' chmod 600 "/tmp/msg_$USERNAME"' >> /usr/bin/encmaildir
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echo ' touch "/tmp/msg_$USERNAME" --reference="$line"' >> /usr/bin/encmaildir
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echo '' >> /usr/bin/encmaildir
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echo ' # Unlink the original Maildir message' >> /usr/bin/encmaildir
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echo ' unlink "$line"' >> /usr/bin/encmaildir
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echo '' >> /usr/bin/encmaildir
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echo ' # Strip message sizes, retain experimental flags' >> /usr/bin/encmaildir
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echo ' # and status flags, and copy the file over.' >> /usr/bin/encmaildir
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echo ' STRIPSIZES=$(/bin/echo "$line"|/bin/sed -e "s/W=[[:digit:]]*//" -e "s/S=[[:digit:]]*//" -e "s/,,//" -e "s/,:2/:2/")' >> /usr/bin/encmaildir
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echo ' cp -av "/tmp/msg_$USERNAME" "$STRIPSIZES"' >> /usr/bin/encmaildir
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echo '' >> /usr/bin/encmaildir
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echo ' #Indexes must be rebuilt, weve modified Maildir.' >> /usr/bin/encmaildir
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echo ' touch "/tmp/rebuild_index_$USERNAME"' >> /usr/bin/encmaildir
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echo ' else' >> /usr/bin/encmaildir
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echo ' echo "Not copying, no differences between /tmp/msg_$USERNAME and $line"' >> /usr/bin/encmaildir
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echo ' fi' >> /usr/bin/encmaildir
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echo '' >> /usr/bin/encmaildir
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echo ' # Remove the temporary file' >> /usr/bin/encmaildir
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echo ' unlink "/tmp/msg_$USERNAME"' >> /usr/bin/encmaildir
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echo 'done' >> /usr/bin/encmaildir
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echo '' >> /usr/bin/encmaildir
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echo '#Remove Dovecot index and uids for regeneration.' >> /usr/bin/encmaildir
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echo 'if [ -f "/tmp/rebuild_index_$USERNAME" ]; then' >> /usr/bin/encmaildir
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echo ' echo "Removing Dovecot indexes and uids"' >> /usr/bin/encmaildir
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echo -n ' find "$MAIL_DIR" -type f -regex ' >> /usr/bin/encmaildir
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echo "'.*\(dovecot-\|dovecot\.\|\.uidvalidity\).*' -delete" >> /usr/bin/encmaildir
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echo '' >> /usr/bin/encmaildir
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echo ' # Remove the temporary file' >> /usr/bin/encmaildir
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echo ' unlink "/tmp/rebuild_index_$USERNAME"' >> /usr/bin/encmaildir
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echo 'else' >> /usr/bin/encmaildir
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echo ' echo "No messages found needing GPG encryption, not' >> /usr/bin/encmaildir
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echo ' echo "removing Dovecot indexes and UIDs."' >> /usr/bin/encmaildir
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echo 'fi' >> /usr/bin/encmaildir
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echo 'exit 0' >> /usr/bin/encmaildir
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chmod +x /usr/bin/encmaildir
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echo 'encrypt_all_email' >> $COMPLETION_FILE
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}
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function email_client {
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if [[ $SYSTEM_TYPE == "$VARIANT_WRITER" || $SYSTEM_TYPE == "$VARIANT_CLOUD" || $SYSTEM_TYPE == "$VARIANT_CHAT" || $SYSTEM_TYPE == "$VARIANT_SOCIAL" || $SYSTEM_TYPE == "$VARIANT_MEDIA" || $SYSTEM_TYPE == "$VARIANT_NONMAILBOX" ]]; then
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return
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@ -4265,6 +4378,7 @@ folders_for_email_addresses
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dynamic_dns_freedns
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create_public_mailing_list
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#create_private_mailing_list
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encrypt_all_email
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import_email
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script_for_attaching_usb_drive
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install_web_server
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