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mfm-demo/_attic/gx-vault.bash

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2023-10-20 09:29:54 +00:00
#!/bin/sh
# vim: set ft=sh :
set -e
set -u
CONFIG_FILE="$HOME/.config/gx-vault.yml"
MNTDIR="$HOME/mnt"
gxvault_gocryptfs_is_mounted() {
src="$1"
if LANG=C mount |grep -q "^$src on " ; then
# >&2 echo "W: $src is already mounted"
return 0
fi
return 1
}
gxvault_gocryptfs_mount() {
name="$1"
src="$2"
dst="$3"
mkdir -p "$dst"
if [ ! -e "$src" ]; then
printf '\033[31m-> Missing input directory. Skipping.\033[0m\n'
return
fi
if LANG=C mount |grep -q "$src on $dst" ; then
printf '\033[33m-> Already mounted. Skipping.\033[0m\n'
return
fi
gocryptfs -idle 15m "$src" "$dst"
printf '\033[32mVault %s is now available on %s\033[0m\n' "$name" "$(echo "$dst" |sed -e "s|^$HOME|~|")"
}
# Ensure that yq is installed with the right version
gxvault_ensure_dependency_yq() {
if ! hash yq >/dev/null 2>&1 ; then
>&2 echo "ERROR: unable to find yq (yaml util)"
exit 1
fi
YQ_VERSION="$(yq --version |sed 's/.*version //' |cut -d '.' -f1 |sed -e 's/^v//' )"
if [ "$YQ_VERSION" -lt 4 ]; then
>&2 echo "ERROR: installed version of yq is too old (found $YQ_VERSION instead of 4+)"
exit 1
fi
}
# Ensure that all dependencies are installed
gxvault_ensure_dependency_yq
# Get list of sources
SRC_LIST="$(mktemp)"
SRC_COUNT="$(yq eval '.vaults[].name' "$CONFIG_FILE" |wc -l )"
{
for INDEX1 in $(seq 1 "$SRC_COUNT") ; do
INDEX0=$((INDEX1 - 1))
CUR_NAME="$(yq eval ".vaults[$INDEX0].name" "$CONFIG_FILE")"
CUR_DIR="$(yq eval ".vaults[$INDEX0].encrypted_path" "$CONFIG_FILE")"
if gxvault_gocryptfs_is_mounted "$CUR_DIR" ; then
printf "%s\v [\e[32mopen\e[0m]\n" "$CUR_NAME"
else
echo "$CUR_NAME"
fi
done
} | sort > "$SRC_LIST"
# cat "$SRC_LIST"
SRC_NAME="$(fzf --ansi < "$SRC_LIST")"
# echo "fzf: $SRC_NAME"
SRC_NAME="$(echo "$SRC_NAME" |sed -e "s/\v.*//")"
# echo "sed: $SRC_NAME"
rm -f "$SRC_LIST"
if [ -z "$SRC_NAME" ]; then
echo "All vaults already mounted or no vaults defined"
exit 0
fi
SRC_DIR="$(yq eval ".vaults[] | select(.name == \"$SRC_NAME\").encrypted_path" "$CONFIG_FILE")"
DST_DIR="$MNTDIR/$SRC_NAME.Open"
if [ -z "$SRC_DIR" ]; then
>&2 echo "ERROR: Unable to detect encrypted_path for $SRC_NAME"
exit 1
fi
if ! gxvault_gocryptfs_is_mounted "$SRC_DIR" ; then
echo "Opening vault $SRC_NAME..."
# echo " src_name=$SRC_NAME"
# echo " src_dir=$SRC_DIR"
# echo " dst_dir=$DST_DIR"
gxvault_gocryptfs_mount \
"$SRC_NAME" \
"$SRC_DIR" \
"$DST_DIR"
else
echo "Closing vault $SRC_NAME..."
fusermount -u "$DST_DIR"
printf '\033[32mVault %s is now closed\033[0m\n' "$SRC_NAME"
fi