move to GNU stow approach on managing dotfiles

6 files changed, 393 insertions, 0 deletions

diff --git a/bin/.local/bin/fossil-update b/bin/.local/bin/fossil-update
new file mode 100755
index 0000000..5ea4d1e
--- /dev/null
+++ b/bin/.local/bin/fossil-update
@@ -0,0 +1,95 @@
+#!/bin/sh
+
+SUDO=doas
+_fossil_co=$(fossil all ls -c | grep fossil) # fossil checkout location
+_ask_upgrade=1
+_ask_all=1
+_clean_build=0
+_make_jobs=8
+
+usage() {
+    echo "usage: fossil-update [OPTIONS]"
+    echo "options:"
+    echo "  -y  upgrade without asking"
+    echo "  -a  upgrade and turn off the fossil service(if it's running) without asking"
+    echo "  -c  clean build, run 'make distclean' before building"
+    echo "  -h  print this help message"
+}
+
+check_service() {
+    _fsl_pid=$(pgrep -u root -f "$(which fossil)") && export _fsl_pid
+    [ -n "$_fsl_pid" ] && {
+        [ "$_ask_all" -ne 0 ] && {
+            echo "fossil service is active. stop it? (Y/y)"
+            read -r _stop_fsl
+            case $_stop_fsl in
+                [Yy] ) stop_service && return 0
+                    ;;
+                * ) echo "upgrade is not possible" && exit 2
+                    ;;
+            esac
+        }
+    stop_service
+    }
+}
+
+stop_service() {
+    # i am using systemd service to run fossil server
+    $SUDO systemctl stop fossil
+}
+
+compile() {
+    echo "configuring..." && \
+        ./configure >/dev/null && \
+        echo "building..." && make -j "$_make_jobs" >/dev/null \
+        && echo "build done"
+}
+
+install() {
+    check_service
+    $SUDO make install >/dev/null && echo "upgrade done"
+    [ -n "$_fsl_pid" ] && echo "don't forget to enable fossil service back" \
+        || return 0
+}
+
+main() {
+    cd "$_fossil_co" || return
+    [ $_clean_build -gt 0 ] && {
+        echo "cleaning previous build"
+        [ -f Makefile ] && make distclean >/dev/null
+    }
+    fossil up trunk
+    [ $_ask_all -eq 0 ] || [ $_ask_upgrade -eq 0 ] && {
+        compile && install
+        exit
+    }
+    echo "upgrade? (Y/y)" && \
+        read -r _upgrade && \
+        case $_upgrade in
+            [Yy] ) compile && install
+                ;;
+            * ) exit 1
+                ;;
+        esac
+}
+
+while getopts yach opts
+do
+    case "$opts" in
+        y)
+            _ask_upgrade=0
+            ;;
+        a)
+            _ask_all=0
+            ;;
+        c)
+            _clean_build=1
+            ;;
+        h|*)
+            usage && exit 1
+            ;;
+    esac
+done
+
+main
+
diff --git a/bin/.local/bin/keylookup b/bin/.local/bin/keylookup
new file mode 100755
index 0000000..90e3a45
--- /dev/null
+++ b/bin/.local/bin/keylookup
@@ -0,0 +1,8 @@
+#!/bin/sh
+
+main() {
+    curl "http://hkps.pool.sks-keyservers.net/pks/lookup?op=get&search=0x$1"
+}
+
+main "$@"
+
diff --git a/bin/.local/bin/nimi_sewi b/bin/.local/bin/nimi_sewi
new file mode 100755
index 0000000..c21c40f
--- /dev/null
+++ b/bin/.local/bin/nimi_sewi
@@ -0,0 +1,10 @@
+#!/bin/sh
+
+# generate random tokipona phrase(see nimisewi for details),
+# copy it to the clipboard and send notification with it
+
+_nimi_sewi=$(nimisewi)
+
+echo "$_nimi_sewi" | xclip -sel clipboard
+
+notify-send -a nimi_sewi -t 2000 "nimi sewi" "$_nimi_sewi"
diff --git a/bin/.local/bin/paperbackup b/bin/.local/bin/paperbackup
new file mode 100755
index 0000000..4300241
--- /dev/null
+++ b/bin/.local/bin/paperbackup
@@ -0,0 +1,165 @@
+#!/bin/sh -e
+
+# Copyright (c) 2021, la-ninpre
+#
+# Permission to use, copy, modify, and/or distribute this software for any
+# purpose with or without fee is hereby granted, provided that the above
+# copyright notice and this permission notice appear in all copies.
+# 
+# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+#
+# ---------------------------------------------------------------------- #
+#
+# small script to backup secret gpg keys using paperkey and qrencode.
+#
+# basic usage:
+#
+# $ paperbackup -u user@email.com
+#
+# by default exports minimized public key and paperkeyed secret key
+# to qr-encoded images, which then are combined into one image for
+# easy printing.
+#
+# dependencies:
+#   - gpg (obviously)
+#   - paperkey
+#   - qrencode
+#   - imagemagick (optional, use -n to disable montage)
+
+usage() {
+    echo "usage: ${0##*/} [OPTIONS]"
+    echo
+    echo "options:"
+    echo "  -u, --uid {UID}"
+    echo "      gpg keyid or uid (this is mandatory)"
+    echo "  -l, --level {L,M,Q,H}"
+    echo "      qrencode correction level"
+    echo "  -t, --term"
+    echo "      output to terminal instead of png image"
+    echo "  -n, --nomontage"
+    echo "      disable composing qrcodes to one image"
+    echo "  -h, --help"
+    echo "      print usage information"
+    echo
+}
+
+check_uid() {
+    [ -z "$1" ] && echo "uid could not be empty" && exit 1
+
+    if ! gpg -K "$1" >/dev/null
+    then
+        exit 1
+    fi
+
+    PB_UID="$1"
+}
+
+check_corr_lvl() {
+    case "$1" in
+        l|L|m|M|q|Q|h|H)
+            PB_CORR_LVL="$1"
+            ;;
+        *)
+            echo "correction level should be one of L,M,Q,H"
+            usage
+            exit 1
+            ;;
+    esac
+}
+
+qr_encode() {
+    PB_QRENCODE_FLAGS="-8 -l $PB_CORR_LVL -t $PB_TYPE"
+
+    case "$PB_TYPE" in
+        png)
+            PB_QRENCODE_FLAGS="$PB_QRENCODE_FLAGS -o $1"
+            ;;
+        UTF8)
+            ;;
+        *)
+            exit 1
+            ;;
+    esac
+
+    # i don't know if it is safe to do so, but it's very convenient
+    # shellcheck disable=SC2086
+    qrencode $PB_QRENCODE_FLAGS
+}
+
+get_pubkey() {
+    [ -n "$1" ] && gpg --export --export-options export-minimal "$1" \
+        | qr_encode "$1-pubkey.png"
+}
+
+get_seckey() {
+    [ -n "$1" ] && gpg --export-secret-key "$1" \
+        | paperkey --output-type raw | qr_encode "$1-seckey.png"
+}
+
+montage_keys() {
+    montage \
+        -pointsize 18 \
+        -title "\nsecret key backup for $PB_UID\n$PB_DATE" \
+        -label pubkey "$PB_UID-pubkey.png" \
+        -label seckey "$PB_UID-seckey.png" \
+        -mode concatenate \
+        "$PB_UID-keys.png"
+
+    rm -f "$PB_UID-pubkey.png" "$PB_UID-seckey.png"
+}
+
+main() {
+    PB_TYPE="png"
+    PB_CORR_LVL="H"
+    PB_DATE=$(date "+%F %T")
+    PB_MONTAGE=1
+
+    while [ -n "$1" ]
+    do
+        case "$1" in
+            --uid|-u)
+                shift
+                check_uid "$1"
+                ;;
+            --level|-l)
+                shift
+                check_corr_lvl "$1"
+                ;;
+            --term|-t)
+                PB_TYPE="UTF8"
+                ;;
+            --nomontage|-n)
+                PB_MONTAGE=0
+                ;;
+            --help|-h)
+                echo "backup secret gpg key using paperkey and qrencode"
+                echo
+                usage
+                exit
+                ;;
+            *)
+                usage
+                exit 1
+                ;;
+        esac
+        shift
+    done
+
+    [ -z "$PB_UID" ] && echo "please specify uid or keyid" && exit 1;
+
+    get_pubkey "$PB_UID" && get_seckey "$PB_UID"
+
+    [ "$PB_TYPE" = "png" ] \
+        && [ "$PB_MONTAGE" -eq 1 ] \
+        && montage_keys
+
+    exit 0
+}
+
+main "$@"
diff --git a/bin/.local/bin/print_codes b/bin/.local/bin/print_codes
new file mode 100755
index 0000000..bb8b708
--- /dev/null
+++ b/bin/.local/bin/print_codes
@@ -0,0 +1,97 @@
+#!/bin/sh
+
+# Copyright (c) 2021, la-ninpre
+#
+# Permission to use, copy, modify, and/or distribute this software for any
+# purpose with or without fee is hereby granted, provided that the above
+# copyright notice and this permission notice appear in all copies.
+# 
+# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+
+
+# small script to create page with qr-coded recovery tokens for otp
+# uses: qrencode, imagemagick(convert, montage)
+#
+# file with codes should be in following format:
+# - recovery codes should be on separate lines
+# - every line beginning with # is ignored
+
+QRENCODE_ERR_CORR_LEVEL=H
+CODES_KEEP_PNG=0
+CODES_MAKE_PDF=0
+
+usage() {
+    echo "create qr-coded recovery tokens for easy printing"
+    echo
+    echo "USAGE:"
+    echo "  $0 [OPTIONS] <text-file>"
+    echo
+    echo "OPTIONS:"
+    echo "  -k  keep png files with qrcodes"
+    echo "  -l {L,M,Q,H}"
+    echo "      set qrencode error correction level"    
+    echo "  -p  produce pdf instead of image"
+    echo "  -h  print this help message"
+    echo
+}
+
+while getopts kl:ph arg
+do
+    case "$arg" in
+        k) CODES_KEEP_PNG=1
+            ;;
+        l) case $OPTARG in
+            [lL]) QRENCODE_ERR_CORR_LEVEL=L ;;
+            [mM]) QRENCODE_ERR_CORR_LEVEL=M ;;
+            [qQ]) QRENCODE_ERR_CORR_LEVEL=Q ;;
+            [hH]) QRENCODE_ERR_CORR_LEVEL=H ;;
+            *)  echo "error correction level should be one of L, M, Q or H"
+                exit 1 ;;
+            esac
+            ;;
+        p) CODES_MAKE_PDF=1
+            ;;
+        h|*) usage && exit 1
+            ;;
+    esac
+done
+
+shift $((OPTIND - 1))
+
+[ $# -ne 1 ] && usage && exit 1
+
+CODES_FILE="$1"
+CODES_BASENAME="${CODES_FILE%%.*}"
+CODES_EXT="${CODES_FILE##*.}"
+CODES_DIR="$PWD/${CODES_BASENAME}_${CODES_EXT}_dir"
+CODES_DATE="$(date +'%Y-%m-%d %H:%M')"
+CODES_OUTPUT="${CODES_BASENAME}_qrcodes"
+CODES_OUT_IMG="${CODES_OUTPUT}.png"
+CODES_OUT_PDF="${CODES_OUTPUT}.pdf"
+
+rm -f "$CODES_OUT_IMG" "$CODES_OUT_PDF"
+[ -d "$CODES_DIR" ] && rm -rf "$CODES_DIR"
+mkdir "$CODES_DIR"
+
+sed -e '/^#.*/ d' -e '/^\s*$/ d' < "$CODES_FILE" \
+    | xargs -I{} \
+    qrencode -l "$QRENCODE_ERR_CORR_LEVEL" -t png -d 150 \
+    -o "$CODES_DIR/{}-code.png" {}
+
+montage -title "\n$CODES_FILE\n$CODES_DATE" \
+    "$CODES_DIR/*-code.png" -page a4 -geometry 128x128\> "$CODES_OUT_IMG"
+
+[ "$CODES_MAKE_PDF" -ne 0 ] && {
+    convert \( -size 1240x1754 xc: \) "$CODES_OUT_IMG" \
+        -composite "$CODES_OUT_PDF"
+    [ "$CODES_KEEP_PNG" -eq 0 ] && rm -f "$CODES_OUT_IMG"
+    }
+
+[ "$CODES_KEEP_PNG" -eq 0 ] && rm -rf "$CODES_DIR" || exit 0
+
diff --git a/bin/.local/bin/rand b/bin/.local/bin/rand
new file mode 100755
index 0000000..795885b
--- /dev/null
+++ b/bin/.local/bin/rand
@@ -0,0 +1,18 @@
+#!/bin/sh
+
+# rand (inspired by https://rgz.ee/random.html)
+#
+# generate random string from charset as first argument and length as second
+#
+# example:
+# $ rand '1-9a-f' 10
+# > 329402aa42
+#
+# defaults:
+# charset -- all printable characters and space
+# length  -- 25
+
+[ -z $1 ] && charset=' -~' || charset=$1
+[ -z $2 ] && length=25 || length=$2
+
+tr -cd "$charset" < /dev/urandom | fold -w "$length" | head -n 1