Streaming responses (WIP)
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@ -47,14 +47,18 @@ module Faaso
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begin
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Log.info { "Uploading funko to #{FAASO_SERVER}" }
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response = Crest.post(
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Log.info { "Starting remote build:" }
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Crest.post(
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url,
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{"funko.tgz" => File.open(tmp), "name" => "funko.tgz"},
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user: "admin", password: "admin"
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)
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) do |response|
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loop do
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Log.info { response.body_io.gets }
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break if response.body_io.closed?
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end
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end
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Log.info { "Build finished successfully." }
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body = JSON.parse(response.body)
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Log.info { body["output"] }
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rescue ex : Crest::InternalServerError
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Log.error(exception: ex) { "Error building funko #{funko.name} from #{funko.path}" }
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return 1
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@ -28,21 +28,27 @@ module Faaso
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def remote(options, name, scale) : Int32
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if !scale
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response = Crest.get(
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Crest.get(
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"#{FAASO_SERVER}funkos/#{name}/scale/", \
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user: "admin", password: "admin")
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user: "admin", password: "admin") do |response|
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loop do
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Log.info { response.body_io.gets }
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break if response.body_io.closed?
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end
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end
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else
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response = Crest.post(
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Crest.post(
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"#{FAASO_SERVER}funkos/#{name}/scale/",
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{"scale" => scale}, user: "admin", password: "admin")
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{"scale" => scale}, user: "admin", password: "admin") do |response|
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loop do
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Log.info { response.body_io.gets }
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break if response.body_io.closed?
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end
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end
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end
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body = JSON.parse(response.body)
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Log.info { body["output"] }
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0
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rescue ex : Crest::InternalServerError
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Log.error { "Error scaling funko #{name}" }
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body = JSON.parse(ex.response.body)
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Log.info { body["output"] }
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Log.error(exception: ex) { "Error scaling funko #{name}" }
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1
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end
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@ -5,6 +5,11 @@ module Faaso
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funko = Funko::Funko.from_names([name])[0]
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status = funko.docker_status
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if status.images.size == 0
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Log.error { "Unkown funko: #{name}" }
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return 1
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end
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Log.info { "Name: #{status.@name}" }
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Log.info { "Scale: #{status.scale}" }
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@ -21,16 +26,17 @@ module Faaso
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end
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def remote(options, name) : Int32
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response = Crest.get(
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Crest.get(
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"#{FAASO_SERVER}funkos/#{name}/status/", \
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user: "admin", password: "admin")
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body = JSON.parse(response.body)
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Log.info { body["output"] }
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user: "admin", password: "admin") do |response|
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loop do
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Log.info { response.body_io.gets }
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break if response.body_io.closed?
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end
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end
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0
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rescue ex : Crest::InternalServerError
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Log.error { "Error scaling funko #{name}" }
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body = JSON.parse(ex.response.body)
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Log.info { body["output"] }
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Log.error(exception: ex) { "Error scaling funko #{name}" }
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1
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end
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@ -8,39 +8,20 @@ module Funko
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# Get the funko's status
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get "/funkos/:name/status/" do |env|
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name = env.params.url["name"]
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response = run_faaso(["status", name])
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if response["exit_code"] != 0
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halt env, status_code: 500, response: response.to_json
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else
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response.to_json
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end
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run_faaso(["status", name], env)
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end
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# Get the funko's scale
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get "/funkos/:name/scale/" do |env|
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name = env.params.url["name"]
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response = run_faaso(["scale", name])
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if response["exit_code"] != 0
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halt env, status_code: 500, response: response.to_json
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else
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response.to_json
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end
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run_faaso(["scale", name], env)
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end
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# Set the funko's scale
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post "/funkos/:name/scale/" do |env|
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name = env.params.url["name"]
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scale = env.params.body["scale"].as(String)
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response = run_faaso(["scale", name, scale])
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if response["exit_code"] != 0
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Log.error { response }
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halt env, status_code: 500, response: response.to_json
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else
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Log.info { response }
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response.to_json
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end
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run_faaso(["scale", name, scale], env)
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end
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# Build image for funko received as "funko.tgz"
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@ -66,13 +47,7 @@ module Funko
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end
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# Build the thing
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response = run_faaso(["build", tmp_dir.to_s, "--no-runtime"])
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if response["exit_code"] != 0
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halt env, status_code: 500, response: response.to_json
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else
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response.to_json
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end
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run_faaso(["build", tmp_dir.to_s, "--no-runtime"], env)
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end
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# Endpoints for the web frontend
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@ -150,21 +125,23 @@ module Funko
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"<iframe src='terminal/' width='100%' height='100%'></iframe>"
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end
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# Helper to run faaso locally and get a response back
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def run_faaso(args : Array(String))
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# Helper to run faaso locally and respond via env
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def run_faaso(args : Array(String), env) : Bool
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Log.info { "Running faaso [#{args.join(", ")}, -l]" }
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output = IO::Memory.new
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status = Process.run(
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Process.run(
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command: "faaso",
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args: args + ["-l"], # Always local in the server
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output: output,
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error: output,
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)
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Log.debug { "faaso output: #{output}" }
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result = {
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"exit_code" => status.exit_code,
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"output" => output.to_s,
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}
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result
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) do |process|
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loop do
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env.response.print process.output.gets(chomp: false)
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env.response.flush
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Fiber.yield
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break if process.terminated?
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end
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p! process.error.peek
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true
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end
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# FIXME: find a way to raise an exception on failure
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# of the faaso process
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end
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end
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