From 49b42e352dae1eac7499090db68e5f18ebe75c8b Mon Sep 17 00:00:00 2001
From: Debian Live user <user@debian-BULLSEYE-live-builder-AMD64>
Date: Fri, 28 Apr 2023 09:01:54 -0400
Subject: create dotfiles.sh script to handle install

---
 dotfiles.sh | 79 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 79 insertions(+)
 create mode 100644 dotfiles.sh

diff --git a/dotfiles.sh b/dotfiles.sh
new file mode 100644
index 0000000..98dbb04
--- /dev/null
+++ b/dotfiles.sh
@@ -0,0 +1,79 @@
+#!/bin/bash
+
+#    This file is intended to be run as:
+#
+#       bash <(curl https://cryptonomic.net/dotfiles.sh)
+#
+#    It clones and then installs my dotfiles via
+#    git clone d@cryptonomic.net:public_git/dotfiles.git
+
+(
+set -e
+as_root()
+{
+        if [ "$(id -u)" = 0 ]
+        then
+                "$@"
+        else
+                sudo "$@"
+        fi
+}
+
+check_dep()
+{
+        if ! [ "$(command -v "$1")" ]
+        then
+                DEPS="$DEPS $2"
+        fi
+}
+DEPS=
+
+# make git retry on ssh errors (presumed to be network errors).
+git_retry()
+{
+        OUR_TEMPDIR=$(mktemp -d) || exit
+        GIT_SSH_COMMAND=$OUR_TEMPDIR/git_ssh_command
+        GIT_SSH_COMMAND_RESULT=$OUR_TEMPDIR/result
+        printf '%s\n' \
+               '#!/bin/sh' \
+               'ssh "$@"; r=$?; echo $r > $GIT_SSH_COMMAND_RESULT; exit $r' \
+                > "$GIT_SSH_COMMAND"
+        chmod +x $GIT_SSH_COMMAND
+        export GIT_SSH_COMMAND GIT_SSH_COMMAND_RESULT
+        SLEEP=1
+        while ! git "$@"
+        do
+                read result < "$GIT_SSH_COMMAND_RESULT"
+                [ "$result" = 255 ] || break
+                sleep $SLEEP
+                SLEEP=$((SLEEP + 1))
+        done
+}
+
+check_dep ssh-keygen ssh-client
+check_dep git git
+
+if [ "$DEPS" ]
+then
+        as_root apt install $DEPS
+fi
+
+[ -d ~/.ssh ] || mkdir ~/.ssh
+[ -e ~/.ssh/id_ed25519.pub ] || ssh-keygen -t ed25519 -f ~/.ssh/id_ed25519 -N ''
+
+if ! [ -d dotfiles ]
+then
+        git_retry clone --recurse-submodules d@cryptonomic.net:public_git/dotfiles.git
+        cd dotfiles
+else
+        cd dotfiles
+        git pull --ff-only
+fi
+
+make diff
+read -p 'Install dotfiles (will overwrite your existing dotfiles)? [y/N]> '
+case "$REPLY" in
+        [yY]) make install ;;
+esac
+
+)
-- 
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