ISTIO_ENVOY_LINUX_RELEASE_PATH="${ISTIO_ENVOY_LINUX_RELEASE_PATH:-${ISTIO_ENVOY_LINUX_RELEASE_DIR}/${ISTIO_ENVOY_LINUX_RELEASE_NAME}}"

# There is no longer an Istio built Envoy binary available for the Mac. Copy the Linux binary as the Mac binary was
# very old and likely no one was really using it (at least temporarily).

# Download Envoy debug and release binaries for Linux x86_64. They will be included in the

Copyright (c) 2012 The Go Authors. All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:

   * Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
   * Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following disclaimer

Copyright (c) 2015, Gengo, Inc.
All rights reserved.

Redistribution and use in source and binary forms, with or without modification,
are permitted provided that the following conditions are met:

    * Redistributions of source code must retain the above copyright notice,
      this list of conditions and the following disclaimer.

    * Redistributions in binary form must reproduce the above copyright notice,

Copyright (c) 2009 The Go Authors. All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:

   * Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
   * Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following disclaimer

Copyright (c) 2009 The Go Authors. All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:

   * Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
   * Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following disclaimer

  exit 1
}

# Params:
#   $1: The URL of the ztunnel binary to be downloaded.
#   $2: The full path of the output binary.
#   $3: Non-versioned name to use
function download_ztunnel_if_necessary () {
  if [[ -f "$2" ]]; then
    return
  fi
  # Enter the output directory.
  mkdir -p "$(dirname "$2")"
  pushd "$(dirname "$2")"

  # Download and make the binary executable
  echo "Downloading ztunnel: $1 to $2"

Copyright 2010, 2019 The Go Authors.  All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:

    * Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
    * Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following disclaimer

Copyright (c) 2020 The Go Authors. All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:

   * Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
   * Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following disclaimer

Copyright (c) 2023 The Gorilla Authors. All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:

	 * Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
	 * Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following disclaimer

# The following section is used as base image if BASE_DISTRIBUTION=distroless
# This image is a custom built debian11 distroless image with multiarchitecture support.
# It is built on the base distroless image, with iptables binary and libraries added
# The source can be found at https://github.com/istio/distroless/tree/iptables
# This version is from commit 86c4972a9f5f245cfb382c8e1e95f176d968c882.