concourse: Remove unused dev_generate_installer.yml

- We're not sure when this file became abandoned, but it doesn't seem to
  be being used anywhere.
- Also remove task file and bash scripts that were only referenced by
  this pipeline.
Co-authored-by: NBradford D. Boyle <bboyle@pivotal.io>
Co-authored-by: NAmil Khanzada <akhanzada@pivotal.io>

concourse/pipelines/dev_generate_installer.yml

-## ======================================================================
-## resources
-## ======================================================================
-
-resources:
-- name: gpdb_src
-  type: git
-  source:
-    branch: {{gpdb-git-branch}}
-    private_key: {{gpdb-git-key}}
-    uri: {{gpdb-git-remote}}
-
-- name: gpaddon_src
-  type: git
-  source:
-    branch: {{gpaddon-git-branch}}
-    private_key: {{gpdb-git-key}}
-    uri: {{gpaddon-git-remote}}
-
-- name: centos-gpdb-dev-6
-  type: docker-image
-  source:
-    repository: pivotaldata/centos-gpdb-dev
-    tag: '6-gcc6.2-llvm3.7'
-    username: {{docker_username}}
-    password: {{docker_password}}
-
-- name: bin_gpdb_centos
-  type: s3
-  source:
-    access_key_id: {{bucket-access-key-id}}
-    bucket: {{dev-bucket-name}}
-    region_name: {{aws-region}}
-    secret_access_key: {{bucket-secret-access-key}}
-    versioned_file: {{bin_gpdb_centos_versioned_file}}
-
-- name: installer_rhel6_gpdb_rc
-  type: s3
-  source:
-    access_key_id: {{bucket-access-key-id}}
-    bucket: {{dev-bucket-name}}
-    region_name: {{aws-region}}
-    secret_access_key: {{bucket-secret-access-key}}
-    versioned_file: deliverables/greenplum-db-4.3.99.0-build-1-rhel6-x86_64.zip
-
-- name: installer_rhel6_gpdb_rc_md5
-  type: s3
-  source:
-    access_key_id: {{bucket-access-key-id}}
-    bucket: {{dev-bucket-name}}
-    region_name: {{aws-region}}
-    secret_access_key: {{bucket-secret-access-key}}
-    versioned_file: deliverables/greenplum-db-4.3.99.0-build-1-rhel6-x86_64.zip.md5
-
-- name: qautils_rhel6_tarball
-  type: s3
-  source:
-    access_key_id: {{bucket-access-key-id}}
-    bucket: {{dev-bucket-name}}
-    region_name: {{aws-region}}
-    secret_access_key: {{bucket-secret-access-key}}
-    versioned_file: deliverables/QAUtils-rhel6-x86_64.tar.gz
-
-## ======================================================================
-## jobs
-## ======================================================================
-
-jobs:
-
-- name: compile_gpdb_centos6
-  serial: true
-  plan:
-  - aggregate:
-    - get: gpdb_src
-      trigger: true
-    - get: centos-gpdb-dev-6
-  - task: compile_gpdb
-    file: gpdb_src/concourse/tasks/compile_gpdb.yml
-    image: centos-gpdb-dev-6
-    params:
-      IVYREPO_HOST: {{ivyrepo_host}}
-      IVYREPO_REALM: {{ivyrepo_realm}}
-      IVYREPO_USER: {{ivyrepo_user}}
-      IVYREPO_PASSWD: {{ivyrepo_passwd}}
-      TARGET_OS: centos
-      TARGET_OS_VERSION: 6
-      BLD_TARGETS: ""
-  - aggregate:
-    - put: bin_gpdb_centos
-      params:
-        file: gpdb_artifacts/bin_gpdb.tar.gz
-
-- name: gpdb_rc_packaging_centos
-  serial: true
-  plan:
-  - aggregate:
-    - get: gpdb_src
-      passed: [compile_gpdb_centos6]
-    - get: gpaddon_src
-    - get: bin_gpdb
-      resource: bin_gpdb_centos
-      passed: [compile_gpdb_centos6]
-      trigger: true
-    - get: centos-gpdb-dev-6
-  - task: separate_qautils_files_for_rc
-    file: gpdb_src/concourse/tasks/separate_qautils_files_for_rc.yml
-    image: centos-gpdb-dev-6
-    params:
-      QAUTILS_TARBALL: rc_bin_gpdb/QAUtils-rhel6-x86_64.tar.gz
-
-  - aggregate:
-    - task: gpdb_rc_packaging_centos
-      file: gpdb_src/concourse/tasks/gpdb_packaging.yml
-      image: centos-gpdb-dev-6
-      input_mapping:
-        bin_gpdb: rc_bin_gpdb
-      output_mapping:
-        packaged_gpdb: packaged_gpdb_rc
-      params:
-        INSTALL_SCRIPT_SRC: gpdb_src/gpAux/addon/license/installer-header-rhel-gpdb.sh
-        INSTALLER_ZIP: packaged_gpdb/greenplum-db-4.3.99.0-build-1-rhel6-x86_64.zip
-        ADD_README_INSTALL: true
-  - aggregate:
-    - put: installer_rhel6_gpdb_rc
-      params:
-        file: packaged_gpdb_rc/greenplum-db-4.3.99.0-build-1-rhel6-x86_64.zip
-    - put: installer_rhel6_gpdb_rc_md5
-      params:
-        file: packaged_gpdb_rc/greenplum-db-4.3.99.0-build-1-rhel6-x86_64.zip.md5
-    - put: qautils_rhel6_tarball
-      params:
-        file: rc_bin_gpdb/QAUtils-rhel6-x86_64.tar.gz
-

concourse/scripts/gpdb_packaging.bash

-#!/bin/bash -l
-
-set -euxo pipefail
-
-DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
-
-substitute_GP_VERSION() {
-  GP_VERSION=$("$DIR/../../getversion" --short)
-  INSTALLER_ZIP=${INSTALLER_ZIP//@GP_VERSION@/${GP_VERSION}}
-}
-
-function echo_expected_env_variables() {
-  echo "$INSTALL_SCRIPT_SRC"
-  echo "$GPDB_TARGZ"
-  echo "$INSTALLER_ZIP"
-}
-
-function _main() {
-  substitute_GP_VERSION
-  echo_expected_env_variables
-
-  # Copy gpaddon into addon to ensure the availability of all the installer scripts
-  cp -R gpaddon_src gpdb_src/gpAux/addon
-
-  local installer_bin
-  installer_bin=$( echo "$INSTALLER_ZIP" | sed "s/.zip/.bin/" | xargs basename)
-
-  GP_VERSION=$("${DIR}/../../getversion" --short)
-  sed -i \
-      -e "s:\(installPath=/usr/local/GP-\).*:\1$GP_VERSION:" \
-      -e "s:\(installPath=/usr/local/greenplum-db-\).*:\1$GP_VERSION:" \
-      "$INSTALL_SCRIPT_SRC"
-
-  cat "$INSTALL_SCRIPT_SRC" "$GPDB_TARGZ" > "$installer_bin"
-  chmod a+x "$installer_bin"
-  zip "$INSTALLER_ZIP" "$installer_bin"
-  openssl dgst -sha256 "$INSTALLER_ZIP" > "$INSTALLER_ZIP".sha256
-}
-
-_main "$@"

concourse/tasks/gpdb_packaging.yml

-platform: linux
-image_resource:
-  type: docker-image
-inputs:
-  - name: gpdb_src
-  - name: gpaddon_src
-  - name: bin_gpdb
-outputs:
-  - name: packaged_gpdb
-run:
-  path: gpdb_src/concourse/scripts/gpdb_packaging.bash
-params:
-  INSTALL_SCRIPT_SRC: gpaddon/license/REPLACE_IN_PIPELINE_installer-header-foraspecificOS.sh
-  GPDB_TARGZ: bin_gpdb/bin_gpdb.tar.gz
-  INSTALLER_ZIP: packaged_gpdb/greenplum-db-VERSION-OS-x86_64.zip

concourse/tasks/gpdb_packaging_sles11.yml

----
-
-platform: linux
-
-image_resource:
-  type: docker-image
-  source:
-    repository: pivotaldata/sles-gpdb-dev
-    tag: 11-beta
-
-inputs:
-- name: gpdb_src
-- name: gpaddon_src
-- name: bin_gpdb
-
-outputs:
-- name: packaged_gpdb
-
-run:
-  path: gpdb_src/concourse/scripts/gpdb_packaging.bash
-
-params:
-  INSTALL_SCRIPT_SRC: gpaddon/license/REPLACE_IN_PIPELINE_installer-header-foraspecificOS.sh
-  GPDB_TARGZ: bin_gpdb/bin_gpdb.tar.gz
-  INSTALLER_ZIP: packaged_gpdb/greenplum-db-VERSION-OS-x86_64.zip

concourse/tasks/separate_qautils_files_for_rc_sles11.yml

----
-
-platform: linux
-
-image_resource:
-  type: docker-image
-  source:
-    repository: pivotaldata/sles-gpdb-dev
-    tag: 11-beta
-
-inputs:
-- name: gpdb_src
-- name: bin_gpdb
-
-outputs:
-- name: rc_bin_gpdb
-
-run:
-  path: gpdb_src/concourse/scripts/separate_qautils_files_for_rc.bash
-
-params:
-  QAUTILS_FILES: gpdb_src/gpAux/releng/NON_PRODUCTION_FILES.txt
-  INPUT_TARBALL: bin_gpdb/bin_gpdb.tar.gz
-  OUTPUT_TARBALL: rc_bin_gpdb/bin_gpdb.tar.gz
-  QAUTILS_TARBALL: rc_bin_gpdb/QAUtils-OS-x86_64.tar.gz