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Add mirrors to download the agent #671

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Sep 2, 2021
Merged

Add mirrors to download the agent #671

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5 changes: 5 additions & 0 deletions .changesets/add-mirrors-to-download-the-agent.md
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@@ -0,0 +1,5 @@
---
bump: "patch"
---

Add mirrors to download the agent
31 changes: 19 additions & 12 deletions agent.exs
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Original file line number Diff line number Diff line change
@@ -1,55 +1,62 @@
defmodule Appsignal.Agent do
def version, do: "0318770"

def mirrors do
[
"https://appsignal-agent-releases.global.ssl.fastly.net",
"https://d135dj0rjqvssy.cloudfront.net",
]
end
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@luismiramirez have we updated the appsignal-agent's ship task to add these mirrors to the agent.exs template?

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Discussed with team in call. I'll pick up this change.


def triples do
%{
"x86_64-darwin" => %{
checksum: "7b17cb76edc58ea54381455f74934d08efbfb7807007e97ae01f751101da8b50",
download_url: "https://appsignal-agent-releases.global.ssl.fastly.net/0318770/appsignal-x86_64-darwin-all-static.tar.gz"
filename: "appsignal-x86_64-darwin-all-static.tar.gz"
},
"universal-darwin" => %{
checksum: "7b17cb76edc58ea54381455f74934d08efbfb7807007e97ae01f751101da8b50",
download_url: "https://appsignal-agent-releases.global.ssl.fastly.net/0318770/appsignal-x86_64-darwin-all-static.tar.gz"
filename: "appsignal-x86_64-darwin-all-static.tar.gz"
},
"aarch64-darwin" => %{
checksum: "d90172492ccf83527696fcd0353796d3d0d4e1704ff986ae90a774a7f11a85a2",
download_url: "https://appsignal-agent-releases.global.ssl.fastly.net/0318770/appsignal-aarch64-darwin-all-static.tar.gz"
filename: "appsignal-aarch64-darwin-all-static.tar.gz"
},
"arm64-darwin" => %{
checksum: "d90172492ccf83527696fcd0353796d3d0d4e1704ff986ae90a774a7f11a85a2",
download_url: "https://appsignal-agent-releases.global.ssl.fastly.net/0318770/appsignal-aarch64-darwin-all-static.tar.gz"
filename: "appsignal-aarch64-darwin-all-static.tar.gz"
},
"arm-darwin" => %{
checksum: "d90172492ccf83527696fcd0353796d3d0d4e1704ff986ae90a774a7f11a85a2",
download_url: "https://appsignal-agent-releases.global.ssl.fastly.net/0318770/appsignal-aarch64-darwin-all-static.tar.gz"
filename: "appsignal-aarch64-darwin-all-static.tar.gz"
},
"aarch64-linux" => %{
checksum: "bef06f27d98cc1afc30b2d8fa23af69bd0206407b0d8d2f052278de3b8c5f2b5",
download_url: "https://appsignal-agent-releases.global.ssl.fastly.net/0318770/appsignal-aarch64-linux-all-static.tar.gz"
filename: "appsignal-aarch64-linux-all-static.tar.gz"
},
"i686-linux" => %{
checksum: "7e0aa277c4e49ebe1b805e9db615544c5488a23d8b439867a2a6357d37c897bc",
download_url: "https://appsignal-agent-releases.global.ssl.fastly.net/0318770/appsignal-i686-linux-all-static.tar.gz"
filename: "appsignal-i686-linux-all-static.tar.gz"
},
"x86-linux" => %{
checksum: "7e0aa277c4e49ebe1b805e9db615544c5488a23d8b439867a2a6357d37c897bc",
download_url: "https://appsignal-agent-releases.global.ssl.fastly.net/0318770/appsignal-i686-linux-all-static.tar.gz"
filename: "appsignal-i686-linux-all-static.tar.gz"
},
"x86_64-linux" => %{
checksum: "e918e24ff1f86d939b8f571506b11f2890d81c741de56cb06ac81b5dcc3f70e1",
download_url: "https://appsignal-agent-releases.global.ssl.fastly.net/0318770/appsignal-x86_64-linux-all-static.tar.gz"
filename: "appsignal-x86_64-linux-all-static.tar.gz"
},
"x86_64-linux-musl" => %{
checksum: "1a90421519d7860bf41d606866252cc7f1cb828a7efb9622045ee4f04d757ebd",
download_url: "https://appsignal-agent-releases.global.ssl.fastly.net/0318770/appsignal-x86_64-linux-musl-all-static.tar.gz"
filename: "appsignal-x86_64-linux-musl-all-static.tar.gz"
},
"x86_64-freebsd" => %{
checksum: "22cdd8e44e60dd69003d28ea95c994c27d2223a3872c541c966f32dbea3b0462",
download_url: "https://appsignal-agent-releases.global.ssl.fastly.net/0318770/appsignal-x86_64-freebsd-all-static.tar.gz"
filename: "appsignal-x86_64-freebsd-all-static.tar.gz"
},
"amd64-freebsd" => %{
checksum: "22cdd8e44e60dd69003d28ea95c994c27d2223a3872c541c966f32dbea3b0462",
download_url: "https://appsignal-agent-releases.global.ssl.fastly.net/0318770/appsignal-x86_64-freebsd-all-static.tar.gz"
filename: "appsignal-x86_64-freebsd-all-static.tar.gz"
},
}
end
Expand Down
49 changes: 28 additions & 21 deletions mix_helpers.exs
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Expand Up @@ -7,8 +7,6 @@ defmodule Mix.Appsignal.Helper do
@os Application.get_env(:appsignal, :os, :os)
@system Application.get_env(:appsignal, :mix_system, System)

@max_retries 5

@proxy_env_vars [
"APPSIGNAL_HTTP_PROXY",
"https_proxy",
Expand Down Expand Up @@ -130,27 +128,27 @@ defmodule Mix.Appsignal.Helper do

defp download_package(arch_config, report) do
version = Appsignal.Agent.version()
filename = arch_config[:filename]

File.mkdir_p!(priv_dir())
clean_up_extension_files()
url = arch_config[:download_url]
report = merge_report(report, %{download: %{download_url: url}})

filename = Path.join(tmp_dir(), "appsignal-agent-#{version}.tar.gz")
local_filename = Path.join(tmp_dir(), "appsignal-agent-#{version}.tar.gz")

case File.exists?(filename) do
case File.exists?(local_filename) do
true ->
{:ok, {filename, merge_report(report, %{build: %{source: "cached_in_tmp_dir"}})}}
{:ok, {local_filename, merge_report(report, %{build: %{source: "cached_in_tmp_dir"}})}}

false ->
Mix.shell().info("Downloading agent release from #{url}")
Mix.shell().info("Downloading agent release")
:application.ensure_all_started(:hackney)

case do_download_file!(url, filename, @max_retries) do
:ok ->
{:ok, {filename, report}}
case do_download_file!(filename, local_filename, Appsignal.Agent.mirrors()) do
{:ok, url} ->
{:ok, {local_filename, merge_report(report, %{download: %{download_url: url}})}}

error ->
{:error, {error, report}}
{error, url} ->
{:error, {error, merge_report(report, %{download: %{download_url: url}})}}
end
end
end
Expand All @@ -174,13 +172,25 @@ defmodule Mix.Appsignal.Helper do
end
end

defp do_download_file!(url, filename, retries \\ 0)
defp do_download_file!(filename, local_filename, mirrors) do
Enum.reduce_while(mirrors, 1, fn mirror, acc ->
version = Appsignal.Agent.version()
url = build_download_url(mirror, version, filename)
result = do_download_file!(url, local_filename)

if result == :ok or length(mirrors) == acc do
{:halt, {result, url}}
else
{:cont, acc + 1}
end
end)
end

defp do_download_file!(url, filename, 0) do
defp do_download_file!(url, local_filename) do
case :hackney.request(:get, url, [], "", download_options()) do
{:ok, 200, _, reference} ->
case :hackney.body(reference) do
{:ok, body} -> File.write(filename, body)
{:ok, body} -> File.write(local_filename, body)
{:error, reason} -> {:error, reason}
end

Expand All @@ -189,11 +199,8 @@ defmodule Mix.Appsignal.Helper do
end
end

defp do_download_file!(url, filename, retries) do
case do_download_file!(url, filename) do
:ok -> :ok
_ -> do_download_file!(url, filename, retries - 1)
end
defp build_download_url(mirror, version, filename) do
Enum.join([mirror, version, filename], "/")
end

defp download_options do
Expand Down