From 409c98a5bf9e533fc476554cd0df18b6c565d97c Mon Sep 17 00:00:00 2001
From: Alan Faubert <git@acf.ws>
Date: Sun, 6 Feb 2022 10:35:57 -0500
Subject: [PATCH] bash: add wsl/*.bashrc

---
 bash/README.md                      | 4 ++++
 bash/wsl/load_ssh_key.bashrc        | 8 ++++++++
 bash/wsl/no_privileged_ports.bashrc | 1 +
 bash/wsl/start_cron_service.bashrc  | 1 +
 config.sh                           | 5 ++++-
 5 files changed, 18 insertions(+), 1 deletion(-)
 create mode 100644 bash/wsl/load_ssh_key.bashrc
 create mode 100644 bash/wsl/no_privileged_ports.bashrc
 create mode 100644 bash/wsl/start_cron_service.bashrc

diff --git a/bash/README.md b/bash/README.md
index 24c46e7..d9e1e9e 100644
--- a/bash/README.md
+++ b/bash/README.md
@@ -12,6 +12,10 @@ If you create additional `~/.bashrc.d/*` or `~/.profile.d/*` files, they will al
 - [`2path.sh`](scripts/2path.sh) - create symlinks to files or directories from `~/.local/bin`, giving unique names to directories
 - [`syncfiles.sh`](scripts/syncfiles.sh) - given paths to two or more files, prompt to copy the newest one over each of the ones it differs from
 
+## Optional WSL scripts
+
+- [`wsl/*.bashrc`](wsl) - scripts to be symlinked to from `~/.bashrc.d/*` for optional WSL-specific enhancements
+
 ## Adding color to root user shells
 
 Add this to `/etc/bash.bashrc`
diff --git a/bash/wsl/load_ssh_key.bashrc b/bash/wsl/load_ssh_key.bashrc
new file mode 100644
index 0000000..3f95751
--- /dev/null
+++ b/bash/wsl/load_ssh_key.bashrc
@@ -0,0 +1,8 @@
+ssh-add -l > /dev/null 2> /dev/null
+if [ $? = 1 ]; then
+	read -N 1 -p "Load SSH key from Windows clipboard now? [y/n] " -r r
+	echo
+	if [ "$r" = y ]; then
+		powershell.exe -noprofile -command get-clipboard | tr --delete \\r | ssh-add -
+	fi
+fi
diff --git a/bash/wsl/no_privileged_ports.bashrc b/bash/wsl/no_privileged_ports.bashrc
new file mode 100644
index 0000000..958f18d
--- /dev/null
+++ b/bash/wsl/no_privileged_ports.bashrc
@@ -0,0 +1 @@
+[ "$(sysctl --values net.ipv4.ip_unprivileged_port_start)" = 0 ] || wsl.exe --distribution $WSL_DISTRO_NAME --user $(id --name --user 0) -- sysctl net.ipv4.ip_unprivileged_port_start=0 > /dev/null
diff --git a/bash/wsl/start_cron_service.bashrc b/bash/wsl/start_cron_service.bashrc
new file mode 100644
index 0000000..a95dec2
--- /dev/null
+++ b/bash/wsl/start_cron_service.bashrc
@@ -0,0 +1 @@
+service cron status > /dev/null || wsl.exe --distribution $WSL_DISTRO_NAME --user $(id --name --user 0) service cron start
diff --git a/config.sh b/config.sh
index d158230..452a11d 100755
--- a/config.sh
+++ b/config.sh
@@ -6,7 +6,7 @@ root_win="$([[ "$(uname --kernel-release)" =~ [Mm]icrosoft ]] && wslpath -w .)"
 while :; do
 	action="$(whiptail --menu '' $(tput lines) $(tput cols) $(($(tput lines) - 7)) \
 	wsl- 'WSL' wsl-scripts '  Set up WSL helper scripts' wsl-win '  Create ~/win symlink to %USERPROFILE%' wsl-wsltty '  Create WSLtty config symlinks (Windows)' \
-	bash- 'Bash' bash '  Create ~/* symlinks to config' bash-scripts '  Set up util scripts' \
+	bash- 'Bash' bash '  Create ~/* symlinks to config' bash-scripts '  Set up util scripts' bash-wsl-bashrc '  Create WSL-specific ~/.bashrc.d/ symlinks' \
 	git- 'Git' git '  Create config symlinks (Linux+Windows)' git-delta '  Install Delta' git-filter-repo '  Install git-filter-repo' git-scripts '  Set up various scripts' \
 	vscode- 'VS Code' vscode-ext '  Install extensions (Linux/Windows)' vscode '  Create config symlinks (Linux+Windows)' \
 	nodejs- 'Node.js' nodejs-npmrc '  Create ~/.npmrc symlink' nodejs-config '  Create ~/dev/* symlinks to config' nodejs-scripts '  Set up various scripts' \
@@ -31,6 +31,9 @@ while :; do
 		bash-scripts)
 			2path.sh bash/scripts
 			;;
+		bash-wsl-bashrc)
+			2link.sh ~/.bashrc.d bash/wsl/*.bashrc
+			;;
 		git)
 			2link.sh ~ git/.gitconfig &&
 			{ [ -z "$root_win" ] || 2link.sh "$(get_var_path USERPROFILE)" git/.gitconfig; }