From b79ae416e6e92967546ebc9dd8542f038b20b200 Mon Sep 17 00:00:00 2001
From: Martin Winkler <efelon@winklerfamilie.eu>
Date: Wed, 20 Nov 2019 16:39:41 +0000
Subject: [PATCH] WIP for ssh management

Function for parsing a command file, which can send files and execute commands on a given remote host
---
 seqs/ssh.sh | 108 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 108 insertions(+)
 create mode 100644 seqs/ssh.sh

diff --git a/seqs/ssh.sh b/seqs/ssh.sh
new file mode 100644
index 0000000..698e037
--- /dev/null
+++ b/seqs/ssh.sh
@@ -0,0 +1,108 @@
+#!/bin/bash
+
+aList=""
+aHost=""
+# default ssh port
+aPort="22"
+
+step_10_info() { echo "Update remote(s) [CMDLIST] <USER:HOST>"; }
+step_10_alias() { ALIAS="send"; }
+step_10() {
+  aList=$2
+  aHost=$3
+  # Set port only if not empty
+  if [ ! -z "$4" ] || [ "$4" != "" ]; then
+    aPort=$4
+  fi
+  parseList $aList
+  saveReturn $?
+  endReturn
+}
+
+# parseList [CMDFILE]
+# Parse a list to transfer files and/or execute commands on one or different hosts
+#
+# List format
+# [COMMAND h,f,u]|[STRING]|[STRING2]
+#   COMMAND   h|H|host   - Change user@host:port for the following ssh/scp commands
+#             f|F|file   - Source- and destination file path combination
+#             u|U|update - Execute command on the remote host
+#
+#   STRING    h - user@host
+#             f - source file path
+#             u - shell command string
+#
+#   STRING2   h - port
+#             f - destination file path
+#             u - not used
+#
+parseList() {
+  if [ -z "$1" ] || [ ! -f "$1" ]; then
+    if [ -z "$1" ] || [ "$1" == "" ] ; then
+      echo " [E] No Command list found"
+    else
+      echo " [E] Command list not found: $1"
+    fi
+    if [ ! -z "$1" ] && [ $DRY == 0 ] && [ $QUIET == 0 ] ; then
+      read -p "     Create template there y/[n]? " answer
+      case "$answer" in
+        y|Y)
+          addConf -s "$listFileTemplate" "$1"
+          ;;
+        *)
+          ;;
+      esac
+    fi
+    return 1
+  fi
+  echo " [I] Parsing $1 ..."
+  while IFS='|' read -r lcmd lsrc ldst; do
+    case "$lcmd" in
+      h|H|host)
+        aHost="$lsrc"
+        if [ ! -z "$ldst" ] || [ "$ldst" != "" ]; then
+          aPort=$ldst
+        else
+          # Set port (back) to default in case no port is given
+          # after previous change
+          aPort=22
+        fi
+        echo Host update: ${aHost}:$aPort
+        ;;
+      f|F|file)
+        if [ -z "$aHost" ] || [ "$aHost" == "" ]; then
+          echo " [E] No host found"
+          return 1
+        fi
+        echo "scp -p $aPort $lsrc ${aHost}:$ldst"
+        ;;
+      u|U|update)
+        if [ -z "$aHost" ] || [ "$aHost" == "" ]; then
+          echo " [E] No host found"
+          return 1
+        fi
+        echo "ssh -p $aPort $aHost $lsrc"
+        ;;
+      *)
+        continue
+        ;;
+    esac
+  done < "$1"
+}
+
+listFileTemplate="# following files are send to host given on command line
+f|/sourcedir/sourcefile|/destdir/destfile
+f|/sourcedir/sourcefile|/destdir/destfile
+# host and port are changed for the following files
+h|user@host2|port2
+f|/sourcedir/sourcefile|/destdir/destfile
+f|/sourcedir/sourcefile|/destdir/destfile
+u|/destdir/updatescript.sh
+# host is changed and port set to default 22 for the following files
+h|user@host
+f|/sourcedir/sourcefile|/destdir/destfile
+f|/sourcedir/sourcefile|/destdir/destfile
+u|/destdir2/update.sh"
+
+VERSION_SEQREV=5
+. sequencer.sh