From 72973b0fc01f0adb7b4dadddd7e85496898e6fb5 Mon Sep 17 00:00:00 2001
From: Grégoire Duchêne <gduchene@awhk.org>
Date: Sun, 6 Sep 2020 10:31:27 +0100
Subject: zsh: Add op-ssh-add function

op-ssh-add is a small wrapper around ssh-add that retrieves the SSH
private key password from 1Password before passing it to ssh-add.
---
 zsh/functions/op-ssh-add | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100644 zsh/functions/op-ssh-add

(limited to 'zsh/functions/op-ssh-add')

diff --git a/zsh/functions/op-ssh-add b/zsh/functions/op-ssh-add
new file mode 100644
index 0000000..d64efd9
--- /dev/null
+++ b/zsh/functions/op-ssh-add
@@ -0,0 +1,28 @@
+# -*- mode: sh -*-
+
+if [[ ${@[1]} =~ '-[DdKLlTXx]' ]]; then
+  $(which -p ssh-add) $@
+  return $?
+fi
+
+local prv pub
+for prv (${@[-1]} ~/.ssh/id_{ecdsa,ed25519}{,_sk}); do
+  if [[ -f ${prv}.pub ]]; then
+    pub=${prv}.pub
+    break
+  fi
+done
+
+if [[ -z ${pub} ]]; then
+  $(which -p ssh-add) $@
+  return $?
+fi
+
+zmodload zsh/zpty
+zpty ssh $(which -p ssh-add) $@
+zpty -w ssh $(op get item                \
+                 $(cut -d' ' -f3 ${pub}) \
+                 --fields password       \
+                 --session $(op signin --raw))
+zpty -r ssh
+zpty -d ssh
-- 
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