Packages
appsignal
1.7.0-beta.2
2.17.4
2.17.3
2.17.2
2.17.1
2.17.0
2.16.0
2.15.11
2.15.10
2.15.9
2.15.8
2.15.7
2.15.6
2.15.5
2.15.4
2.15.3
2.15.2
2.15.1
2.15.0
2.14.1
2.14.0
2.13.4
2.13.3
2.13.2
2.13.1
2.13.0
2.12.3
2.12.2
2.12.1
2.12.0
2.11.0
2.10.2
2.10.1
2.10.0
2.9.2
2.9.1
2.9.0
2.8.3
2.8.2
2.8.1
2.8.0
2.7.13
2.7.12
2.7.11
2.7.10
2.7.9
2.7.8
2.7.7
2.7.6
2.7.5
2.7.4
2.7.3
2.7.2
2.7.1
2.7.0
2.7.0-beta.1
2.6.1
2.6.0
2.5.3
2.5.2
2.5.1
2.5.0
2.4.3
2.4.2
2.4.1
2.4.0
2.3.1
2.3.0
2.2.19
2.2.18
2.2.17
2.2.16
2.2.15
2.2.14
2.2.13
2.2.12
retired
2.2.11
2.2.10
2.2.9
2.2.8
2.2.7
2.2.6
2.2.5
2.2.4
2.2.3
2.2.2
2.2.1
2.2.0
2.1.15
2.1.14
2.1.13
2.1.12
2.1.11
2.1.10
2.1.9
2.1.8
2.1.7
2.1.7-beta.1
2.1.6
2.1.5
2.1.4
2.1.3
2.1.2
2.1.1
2.1.0
2.0.8
2.0.7
2.0.6
2.0.6-beta.1
2.0.5
retired
2.0.4
retired
2.0.3
retired
2.0.2
retired
2.0.1
retired
2.0.0
retired
2.0.0-beta.11
2.0.0-beta.10
2.0.0-beta.9
2.0.0-beta.8
2.0.0-beta.7
2.0.0-beta.6
2.0.0-beta.5
2.0.0-beta.4
2.0.0-beta.3
2.0.0-beta.2
2.0.0-beta.1
2.0.0-alpha.7
2.0.0-alpha.6
2.0.0-alpha.5
2.0.0-alpha.4
2.0.0-alpha.3
2.0.0-alpha.2
2.0.0-alpha.1
1.13.5
1.13.4
1.13.3
1.13.2
1.13.1
1.13.0
1.13.0-beta.2
1.13.0-beta.1
1.12.1
1.12.0
1.12.0-beta.3
1.12.0-beta.2
1.12.0-beta.1
1.11.8
1.11.7
1.11.6
1.11.5
1.11.4
1.11.3
1.11.2
1.11.1
1.11.0
1.11.0-beta.1
1.10.13
1.10.12
1.10.11
1.10.10
1.10.9
1.10.8
1.10.7
1.10.6
1.10.5
1.10.4
1.10.3
1.10.2
1.10.1
1.10.0
1.9.4
1.9.3
1.9.2
1.9.1
1.9.1-beta.1
1.9.0
1.9.0-beta.1
1.9.0-alpha.1
1.8.2
1.8.1
1.8.1-beta.2
1.8.1-beta.1
1.8.0
1.7.2
1.7.1
1.7.0
1.7.0-beta.2
1.7.0-beta.1
1.7.0-alpha.4
1.7.0-alpha.3
1.7.0-alpha.2
1.7.0-alpha.1
1.6.7
1.6.6
1.6.6-beta.2
1.6.6-beta.1
1.6.5
1.6.4
1.6.3
1.6.2
1.6.1
1.6.0
1.6.0-beta.1
1.6.0-alpha.1
1.5.1
1.5.0
1.5.0-beta.2
1.5.0-beta.1
1.4.11-beta.1
1.4.10
1.4.9
1.4.8
1.4.7
1.4.6
1.4.5
1.4.4
1.4.3
1.4.2
1.4.1
1.4.0
1.4.0-alpha.1
1.3.6
1.3.6-beta.1
1.3.5
1.3.4
1.3.4-beta.1
1.3.3
1.3.2
1.3.1
1.3.0
1.3.0-beta.3
1.3.0-beta.2
1.3.0-beta.1
1.2.3
1.2.2
1.2.1
1.2.0
1.1.1
1.1.0
1.0.4
1.0.3
1.0.2
1.0.1
1.0.0
1.0.0-rc.1
0.13.0
0.12.3
0.12.2
0.12.1
0.12.0
0.11.6
0.11.5
0.11.4
0.11.3
0.11.2
0.11.1
0.11.0
0.10.0
0.9.2
0.9.1
0.9.0
0.8.0
0.7.1
0.7.0
0.6.2
0.6.1
0.6.0
0.5.0
0.4.0
0.3.0
0.2.0
0.1.0
0.0.9
0.0.8
0.0.7
0.0.6
0.0.5
0.0.4
0.0.3
0.0.2
0.0.1
Collects error and performance data from your Elixir applications and sends it to AppSignal
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Files
mix_helpers.exs
{_, _} = Code.eval_file("agent.exs")
defmodule Mix.Appsignal.Helper do
@moduledoc """
Helper functions for downloading and compiling the AppSignal agent library.
"""
@os Application.get_env(:appsignal, :os, :os)
require Logger
@max_retries 5
def verify_system_architecture() do
input_arch = :erlang.system_info(:system_architecture)
map_arch(input_arch, agent_platform())
end
def ensure_downloaded(arch) do
arch_config = Appsignal.Agent.triples[arch]
System.put_env("LIB_DIR", priv_dir())
if has_local_release_files?() do
IO.puts "AppSignal: Using local agent release."
File.mkdir_p!(priv_dir())
clean_up_extension_files()
Enum.each(["appsignal.h", "appsignal-agent", "appsignal.version", "libappsignal.a"], fn(file) ->
File.cp(project_ext_path(file), priv_path(file))
end)
else
if has_files?() and has_correct_agent_version?() do
:ok
else
if is_nil(arch_config) do
raise Mix.Error, message: """
No config found for architecture '#{arch}'.
Please check http://docs.appsignal.com/support/operating-systems.html
And inform us about this error at support@appsignal.com
"""
end
version = Appsignal.Agent.version
File.mkdir_p!(priv_dir())
clean_up_extension_files()
try do
download_and_extract(arch_config[:download_url], version, arch_config[:checksum])
catch
{:checksum_mismatch, filename, _, _} ->
File.rm!(filename)
try do
download_and_extract(arch_config[:download_url], version, arch_config[:checksum])
catch
{:checksum_mismatch, filename, calculated, expected} ->
raise Mix.Error, message: """
Checksum verification of #{filename} failed!
Calculated: #{calculated}
Expected: #{expected}
"""
end
end
end
end
end
def store_architecture(arch) do
File.mkdir_p!(priv_dir())
case File.open priv_path("appsignal.architecture"), [:write] do
{:ok, file} ->
result = IO.binwrite(file, arch)
File.close(file)
result
{:error, reason} -> {:error, reason}
end
end
defp download_and_extract(url, version, checksum) do
case download_file(url, version) do
{:ok, filename} ->
filename
|> verify_checksum(checksum)
|> extract
error ->
error
end
end
defp download_file(url, version) do
filename = Path.join(tmp_dir(), "appsignal-agent-#{version}.tar.gz")
case File.exists?(filename) do
true ->
{:ok, filename}
false ->
Logger.info("Downloading agent release from #{url}")
:application.ensure_all_started(:hackney)
case do_download_file!(url, filename, @max_retries) do
:ok -> {:ok, filename}
error -> error
end
end
end
defp do_download_file!(url, filename, retries \\ 0)
defp do_download_file!(url, filename, 0) do
case :hackney.request(:get, url) do
{:ok, 200, _, reference} ->
case :hackney.body(reference) do
{:ok, body} -> File.write(filename, body)
{:error, reason} -> {:error, reason}
end
response ->
{:error, response}
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
end
defp verify_checksum(filename, expected) do
data = File.read!(filename)
calculated = :crypto.hash(:sha256, data) |> Base.encode16(case: :lower)
if calculated != expected do
throw {:checksum_mismatch, filename, calculated, expected}
end
filename
end
defp extract(filename) do
case System.cmd("tar", ["zxf", filename, "--no-same-owner"], stderr_to_stdout: true, cd: priv_dir()) do
{_, 0} ->
:ok
{result, _exitcode} ->
IO.binwrite(result)
raise Mix.Error, message: """
Extracting of #{filename} failed!
"""
end
end
def compile do
{result, error_code} = System.cmd("make", make_args(to_string(Mix.env)))
IO.binwrite(result)
if error_code != 0 do
raise Mix.Error, message: """
Could not run `make`. Please check if `make` and either `clang` or `gcc` are installed
"""
end
:ok
end
defp make_args("test" <> _), do: ["-e", "CFLAGS_ADD=-DTEST"]
defp make_args(_), do: []
if Mix.env != :test_no_nif do
defp map_arch('i386-' ++ _, platform), do: build_for("i686", platform)
defp map_arch('i686-' ++ _, platform), do: build_for("i686", platform)
defp map_arch('x86-' ++ _, platform), do: build_for("i686", platform)
defp map_arch('amd64-' ++ _, platform), do: build_for("x86_64", platform)
defp map_arch('x86_64-' ++ _, platform), do: build_for("x86_64", platform)
end
defp map_arch(arch, platform), do: {:error, {:unknown, {arch, platform}}}
defp build_for(bit, platform) do
arch = "#{bit}-#{platform}"
case Map.has_key?(Appsignal.Agent.triples, arch) do
true -> {:ok, arch}
false -> {:error, {:unsupported, arch}}
end
end
defp tmp_dir do
default_tmp_dir = "/tmp"
case {File.dir?(default_tmp_dir), File.stat(default_tmp_dir)} do
{true, {:ok, %{access: :write}}} -> default_tmp_dir
{true, {:ok, %{access: :read_write}}} -> default_tmp_dir
_ -> System.tmp_dir!
end
end
defp priv_path(filename) do
Path.join(priv_dir(), filename)
end
defp project_ext_path(filename) do
Path.join([__DIR__, "c_src", filename])
end
defp has_file(filename) do
filename |> priv_path |> File.exists?
end
defp has_local_ext_file(filename) do
filename |> project_ext_path |> File.exists?
end
defp has_files? do
has_file("appsignal-agent") and
has_file("appsignal.h") and
has_file("appsignal_extension.so")
end
defp has_local_release_files? do
has_local_ext_file("appsignal-agent") and
has_local_ext_file("appsignal.h") and
has_local_ext_file("libappsignal.a")
end
defp has_correct_agent_version? do
path = priv_path("appsignal.version")
File.read(path) == {:ok, "#{Appsignal.Agent.version}\n"}
end
defp clean_up_extension_files do
priv_dir()
|> Path.join("*appsignal*")
|> Path.wildcard
|> Enum.each(&File.rm_rf!/1)
end
def agent_platform do
case force_musl_build?() do
true -> "linux-musl"
false ->
case @os.type do
{:unix, :linux} ->
agent_platform_by_ldd_version()
{_, os} ->
to_string(os)
end
end
end
def priv_dir() do
case :code.priv_dir(:appsignal) do
{:error, :bad_name} ->
# This happens on initial compilation
Mix.Tasks.Compile.Erlang.manifests
|> List.first
|> Path.dirname
|> String.trim_trailing(".mix")
|> Path.join("priv")
path ->
path
|> List.to_string
end
end
defp agent_platform_by_ldd_version do
try do
{output, _} = System.cmd("ldd", ["--version"], stderr_to_stdout: true)
case String.contains?(output, "musl") do
true -> "linux-musl"
false ->
ldd_version = List.first(Regex.run(~r/\d+\.\d+/, output))
case Version.compare("#{ldd_version}.0", "2.15.0") do
:lt -> "linux-musl"
_ -> "linux"
end
end
rescue
_ -> "linux"
end
end
defp force_musl_build? do
!is_nil(System.get_env("APPSIGNAL_BUILD_FOR_MUSL"))
end
end