From df3cb60978d6d2bc928f0085a504b7c7e9bd26e7 Mon Sep 17 00:00:00 2001
From: Jason Song <i@wolfogre.com>
Date: Tue, 4 Apr 2023 14:32:01 +0800
Subject: [PATCH] Config for container network (#96)

Fix #66

Reviewed-on: https://gitea.com/gitea/act_runner/pulls/96
Reviewed-by: Lunny Xiao <xiaolunwen@gmail.com>
---
 cmd/daemon.go              | 1 +
 config/config.example.yaml | 4 ++++
 config/config.go           | 6 ++++++
 runtime/runtime.go         | 3 ++-
 runtime/task.go            | 4 ++--
 5 files changed, 15 insertions(+), 3 deletions(-)

diff --git a/cmd/daemon.go b/cmd/daemon.go
index b0cf3e7..e826970 100644
--- a/cmd/daemon.go
+++ b/cmd/daemon.go
@@ -74,6 +74,7 @@ func runDaemon(ctx context.Context, configFile *string) func(cmd *cobra.Command,
 			ForgeInstance: reg.Address,
 			Environ:       cfg.Runner.Envs,
 			Labels:        reg.Labels,
+			Network:       cfg.Container.Network,
 			Version:       version,
 		}
 
diff --git a/config/config.example.yaml b/config/config.example.yaml
index 10f3e47..1f05f68 100644
--- a/config/config.example.yaml
+++ b/config/config.example.yaml
@@ -36,3 +36,7 @@ cache:
   # The port of the cache server.
   # 0 means to use a random available port.
   port: 0
+
+container:
+  # Which network to use for the job containers.
+  network: bridge
diff --git a/config/config.go b/config/config.go
index 2679b03..34f181c 100644
--- a/config/config.go
+++ b/config/config.go
@@ -31,6 +31,9 @@ type Config struct {
 		Host    string `yaml:"host"`
 		Port    uint16 `yaml:"port"`
 	} `yaml:"cache"`
+	Container struct {
+		Network string `yaml:"network"`
+	}
 }
 
 // LoadDefault returns the default configuration.
@@ -84,6 +87,9 @@ func LoadDefault(file string) (*Config, error) {
 			cfg.Cache.Dir = filepath.Join(home, ".cache", "actcache")
 		}
 	}
+	if cfg.Container.Network == "" {
+		cfg.Container.Network = "bridge"
+	}
 
 	return cfg, nil
 }
diff --git a/runtime/runtime.go b/runtime/runtime.go
index 37cc15b..8e8bf01 100644
--- a/runtime/runtime.go
+++ b/runtime/runtime.go
@@ -22,6 +22,7 @@ type Runner struct {
 	Environ       map[string]string
 	Client        client.Client
 	Labels        []string
+	Network       string
 	CacheHandler  *artifactcache.Handler
 }
 
@@ -34,7 +35,7 @@ func (s *Runner) Run(ctx context.Context, task *runnerv1.Task) error {
 	if s.CacheHandler != nil {
 		env["ACTIONS_CACHE_URL"] = s.CacheHandler.ExternalURL() + "/"
 	}
-	return NewTask(s.ForgeInstance, task.Id, s.Client, env, s.platformPicker).Run(ctx, task, s.Machine, s.Version)
+	return NewTask(task.Id, s.Client, env, s.Network, s.platformPicker).Run(ctx, task, s.Machine, s.Version)
 }
 
 func (s *Runner) platformPicker(labels []string) string {
diff --git a/runtime/task.go b/runtime/task.go
index 86cde60..e11f65d 100644
--- a/runtime/task.go
+++ b/runtime/task.go
@@ -74,11 +74,11 @@ type Task struct {
 }
 
 // NewTask creates a new task
-func NewTask(forgeInstance string, buildID int64, client client.Client, runnerEnvs map[string]string, picker func([]string) string) *Task {
+func NewTask(buildID int64, client client.Client, runnerEnvs map[string]string, network string, picker func([]string) string) *Task {
 	task := &Task{
 		Input: &TaskInput{
 			envs:                 runnerEnvs,
-			containerNetworkMode: "bridge", // TODO should be configurable
+			containerNetworkMode: network,
 		},
 		BuildID: buildID,