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added functionality to support multi-recipient pgp encryption

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This commit is contained in:
James Fraser 2016-04-19 20:02:09 +10:00
commit b98c7f341e
2 changed files with 48 additions and 18 deletions
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4
plugins/history-sync/README.md
View file

@ -1,6 +1,6 @@
## An oh-my-zsh plugin for gpg encrypted, internet synchronized zsh history using git.
## An oh-my-zsh plugin for gpg encrypted, internet synchronized zsh history using git
<br />
That is, if you'd like an easy way to securely synchronise your zsh_history across many computers connected to the internet, this plugin will help you. You could even automate it using something like cron for a daily or even hourly sync.
That is, if you'd like an easy way to securely synchronise your zsh_history across many computers connected to the Internet, this plugin will help you. You could even automate it using something like cron for a daily or even hourly sync.
### How do I use it?

62
plugins/history-sync/history-sync.plugin.zsh
View file

@ -12,21 +12,27 @@ ZSH_HISTORY_FILE_ENC=$ZSH_HISTORY_PROJ/zsh_history
GIT_COMMIT_MSG="latest $(date)"
function print_git_error_msg() {
echo "$bold_color$fg[red]Fix your git repo...${reset_color}";
echo "$bold_color$fg[red]Fix your git repo...${reset_color}";
}
function print_gpg_encrypt_error_msg() {
echo "$bold_color$fg[red]GPG failed to encrypt history file... exiting.${reset_color}";
echo "$bold_color$fg[red]GPG failed to encrypt history file... exiting.${reset_color}";
}
function print_gpg_decrypt_error_msg() {
echo "$bold_color$fg[red]GPG failed to decrypt history file... exiting.${reset_color}";
echo "$bold_color$fg[red]GPG failed to decrypt history file... exiting.${reset_color}";
}
# Pull current master and merge with .zsh_history
function usage() {
echo "$bold_color$fg[red]Usage: $0 [-r <string> -r <string>...]${reset_color}" 1>&2; return;
}
# Pull current master, decrypt, and merge with .zsh_history
function history_sync_pull() {
# Backup
cp -a $HOME/{.zsh_history,.zsh_history.backup}
DIR=$CWD
# Pull
cd $ZSH_HISTORY_PROJ && git pull
if [[ $? != 0 ]]; then
print_git_error_msg
@ -42,20 +48,45 @@ function history_sync_pull() {
return
fi
# Merge using sort unique
# Merge
cat $HOME/.zsh_history zsh_history_decrypted | sort -u > $HOME/.zsh_history
rm zsh_history_decrypted
cd $DIR
}
# Push current history to master
# Encrypt and push current history to master
function history_sync_push() {
echo -n "Please enter GPG recipient name: "
read name
# Get option recipients
local recipients=()
while getopts -r: opt; do
case "$opt" in
r)
recipients+="$OPTARG"
;;
*)
usage
return
;;
esac
done
# Encrypt
if [[ -n $name ]]; then
gpg -v -r $NAME --encrypt --sign --armor --output $ZSH_HISTORY_FILE_ENC $ZSH_HISTORY_FILE
echo $recipients
# Encrypt
if ! [[ ${#recipients[@]} > 0 ]]; then
echo -n "Please enter GPG recipient name: "
read name
recipients+=$name
fi
ENCRYPT_CMD="gpg -v "
for r in $recipients; do
ENCRYPT_CMD+="-r \"$r\" "
done
if [[ $ENCRYPT_CMD =~ '.(-r).+.' ]]; then
ENCRYPT_CMD+="--encrypt --sign --armor --output $ZSH_HISTORY_FILE_ENC $ZSH_HISTORY_FILE"
eval ${ENCRYPT_CMD}
if [[ $? != 0 ]]; then
print_gpg_encrypt_error_msg
return
@ -80,7 +111,7 @@ function history_sync_push() {
return
fi
cd $DIR
;;
;;
esac
fi
@ -89,11 +120,11 @@ function history_sync_push() {
cd $DIR
return
fi
;;
;;
[Nn]* )
;;
;;
* )
;;
;;
esac
fi
fi
@ -102,4 +133,3 @@ function history_sync_push() {
alias zhpl=history_sync_pull
alias zhps=history_sync_push
alias zhsync="history_sync_pull && history_sync_push"