#40 - added hadoop.mod

- signed-off-by: trimstray <trimstray@gmail.com>

modules/hadoop.mod

@@ -0,0 +1,149 @@
+#!/usr/bin/env bash
+
+# shellcheck shell=bash
+
+# ``````````````````````````````````````````````````````````````````````````````
+# Function name: hadoop()
+#
+# Description:
+#   Hadoop Services Module.
+#
+# Usage:
+#   hadoop
+#
+# Examples:
+#   hadoop
+#
+
+function hadoop() {
+
+  # shellcheck disable=SC2034
+  local _FUNCTION_ID="hadoop"
+  local _STATE=0
+
+  # User variables:
+  # - module_name: store module name
+  # - module_args: store module arguments
+
+  export _module_show=
+  export _module_help=
+  export _module_opts=
+  export _module_commands=
+
+  # shellcheck disable=SC2034
+  _module_variables=()
+
+  # shellcheck disable=SC2034
+  author="trimstray"
+  contact="trimstray@gmail.com"
+  version="1.0"
+  description="Hadoop Services Module"
+
+  # shellcheck disable=SC2034,SC2154
+  _module_cfg="${_modules}/${module_name}.cfg"
+
+  touch "$_module_cfg"
+
+  # shellcheck disable=SC2034,SC2154
+  _module_help=$(printf "%s" "
+  Module: ${module_name}
+
+    Description
+    -----------
+
+      Hadoop Services Module.
+
+    Commands
+    --------
+
+      help                            display module help
+      show    <key>                   display module or profile info
+      config  <key>                   show module configuration
+      set     <key>                   set module variable value
+      use     <module>                reuse module (changed env)
+      pushd   <key>|init|show|flush   command line commands stack
+      search  <key>                   search key in all commands
+      init    <alias|id>              run profile
+
+      Options:
+
+        <key>                         key value
+        <value>                       profile alias or id
+
+")
+
+  # shellcheck disable=SC2154
+  if [[ "$_mstate" -eq 0 ]] ; then
+
+    if [[ -e "$_module_cfg" ]] && [[ -s "$_module_cfg" ]] ; then
+
+      # shellcheck disable=SC1090
+      source "$_module_cfg"
+
+    else
+
+      # shellcheck disable=SC2034
+      _module_variables=()
+
+      if [[ "${#_module_variables[@]}" -ne 0 ]] ; then
+
+        printf "_module_variables=(\"%s\")\n" "${_module_variables[@]}" > "$_module_cfg"
+
+      fi
+
+      _mstate=1
+
+    fi
+
+  else
+
+    # shellcheck disable=SC1090
+    source "$_module_cfg"
+
+  fi
+
+  # In the given commands you can use variables from the CLI config
+  # command or the etc/main.cfg file.
+
+  # shellcheck disable=SC2034
+  _module_commands=(\
+  #
+  "https://nmap.org/nsedoc/scripts/hadoop-datanode-info.html;\
+  ;hadoop-datanode-info;--script hadoop-datanode-info $params" \
+  #
+  "https://nmap.org/nsedoc/scripts/hadoop-jobtracker-info.html;\
+  ;hadoop-jobtracker-info;--script hadoop-jobtracker-info $params" \
+  #
+  "https://nmap.org/nsedoc/scripts/hadoop-namenode-info.html;\
+  ;hadoop-namenode-info;--script hadoop-namenode-info $params" \
+  #
+  "https://nmap.org/nsedoc/scripts/hadoop-secondary-namenode-info.html;\
+  ;hadoop-secondary-namenode-info;--script hadoop-secondary-namenode-info $params" \
+  #
+  "https://nmap.org/nsedoc/scripts/hadoop-tasktracker-info.html;\
+  ;hadoop-tasktracker-info;--script hadoop-tasktracker-info $params" \
+  #
+  "https://nmap.org/nsedoc/scripts/hbase-master-info.html;\
+  ;hbase-master-info;--script hbase-master-info $params" \
+  #
+  "https://nmap.org/nsedoc/scripts/hbase-region-info.html;\
+  ;hbase-region-info;--script hbase-region-info $params" \
+  )
+
+  # shellcheck disable=SC2034,SC2154
+  _module_show=(\
+      "${module_name}" \
+      "${version}" \
+      "${#_module_commands[@]}" \
+      "${author}" \
+      "${contact}" \
+      "${description}" \
+      )
+
+  # shellcheck disable=SC2034
+  export _module_opts=(\
+  "$_module_help")
+
+  return $_STATE
+
+}