stow

config/scripts/.local/scripts/ssh-init

@@ -0,0 +1,26 @@
+#!/bin/sh
+# shellcheck disable=SC1091,SC1090
+
+# `eval "$(ssh-init)"` to set up environment
+# variables for ssh agent in the current shell.
+# TIPS: `bass "$(ssh-init)"` case in fish
+
+mkdir -p "$HOME/.local/state"
+agent_file="$HOME/.local/state/ssh-agent"
+
+if [ -z "$SSH_AUTH_SOCK" ]; then
+    if [ -f "$agent_file" ] && [ -r "$agent_file" ]; then
+        . "$agent_file" > /dev/null 2>&1
+        # check if the socket is actually working
+        if [ "$(ssh-add -l > /dev/null 2>&1; echo $?)" -eq 2 ]; then
+            unset SSH_AUTH_SOCK
+        fi
+    fi
+
+    if [ -z "$SSH_AUTH_SOCK" ]; then
+        rm -f "$agent_file"
+        eval "$(ssh-agent -s | tee "$agent_file")" > /dev/null 2>&1
+    fi
+
+    [ -f "$agent_file" ] && cat "$agent_file"
+fi