add bin/ssh-proxy-home

sorah · May 6, 2015 · f872144 · f872144
1 parent 9853d04
commit f872144
Showing 1 changed file with 50 additions and 0 deletions.
diff --git a/bin/ssh-proxy-home b/bin/ssh-proxy-home
@@ -0,0 +1,50 @@
+#!/bin/bash
+sorah_ssh_port="$(grep '^# sorah_ssh_port: ' ~/.ssh/config|awk '{print $3}')"
+if [ -z "${sorah_ssh_port}" ]; then
+  echo "specify '# sorah_ssh_port: ' in ~/.ssh/config" 1>&2
+  exit 1
+fi
+
+if dig +nonssearch +noall +comments her|grep -q NOERROR; then
+  if dig +short livermore.sorah.me | grep -q '^10\.'; then
+    # home
+    nw=home
+  else
+    # vpn
+    nw=vpn
+  fi
+else
+  # external
+  nw=external
+fi
+
+if [ -n "$1" -a -n "$2" ]; then
+  host="$1"
+  port="$2"
+fi
+
+case "${nw}" in
+home)
+  if [ -z "${host}" ]; then
+    host=oakland.her
+    port=${sorah_ssh_port}
+  fi
+
+  exec nc "${host}" "${port}"
+  ;;
+vpn)
+  if [ -z "${host}" ]; then
+    host=boston.her
+    port=${sorah_ssh_port}
+  fi
+
+  exec nc "${host}" "${port}"
+  ;;
+external)
+  if [ -z "${host}" ]; then
+    exec nc boston.sorah.me ${sorah_ssh_port}
+  else
+    exec ssh boston.sorah.me -W "${host}:${port}"
+  fi
+  ;;
+esac