act_runner/config/config.go

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package config
import (
"fmt"
"net/url"
"os"
"runtime"
"github.com/joho/godotenv"
"github.com/kelseyhightower/envconfig"
)
type (
// Config provides the system configuration.
Config struct {
Debug bool `envconfig:"GITEA_DEBUG"`
Trace bool `envconfig:"GITEA_TRACE"`
Client Client
Runner Runner
Platform Platform
}
Client struct {
Address string `ignored:"true"`
Proto string `envconfig:"GITEA_RPC_PROTO" default:"http"`
Host string `envconfig:"GITEA_RPC_HOST"`
Secret string `envconfig:"GITEA_RPC_SECRET"`
SkipVerify bool `envconfig:"GITEA_RPC_SKIP_VERIFY"`
GRPC bool `envconfig:"GITEA_RPC_GRPC" default:"true"`
GRPCWeb bool `envconfig:"GITEA_RPC_GRPC_WEB"`
}
Runner struct {
Name string `envconfig:"GITEA_RUNNER_NAME"`
URL string `envconfig:"GITEA_URL" required:"true"`
Token string `envconfig:"GITEA_TOKEN" required:"true"`
Capacity int `envconfig:"GITEA_RUNNER_CAPACITY" default:"1"`
Environ map[string]string `envconfig:"GITEA_RUNNER_ENVIRON"`
EnvFile string `envconfig:"GITEA_RUNNER_ENV_FILE"`
Labels []string `envconfig:"GITEA_RUNNER_LABELS"`
}
Platform struct {
OS string `envconfig:"GITEA_PLATFORM_OS"`
Arch string `envconfig:"GITEA_PLATFORM_ARCH"`
Kernel string `envconfig:"GITEA_PLATFORM_KERNEL"`
Variant string `envconfig:"GITEA_PLATFORM_VARIANT"`
}
)
// FromEnviron returns the settings from the environment.
func FromEnviron() (Config, error) {
cfg := Config{}
if err := envconfig.Process("", &cfg); err != nil {
return cfg, err
}
// check runner remote url
u, err := url.Parse(cfg.Runner.URL)
if err != nil {
return cfg, err
}
cfg.Client.Proto = u.Scheme
cfg.Client.Host = u.Host
cfg.Client.Secret = cfg.Runner.Token
// runner config
if cfg.Runner.Environ == nil {
cfg.Runner.Environ = map[string]string{}
}
if cfg.Runner.Name == "" {
cfg.Runner.Name, _ = os.Hostname()
}
// platform config
if cfg.Platform.OS == "" {
cfg.Platform.OS = runtime.GOOS
}
if cfg.Platform.Arch == "" {
cfg.Platform.Arch = runtime.GOARCH
}
cfg.Client.Address = fmt.Sprintf(
"%s://%s",
cfg.Client.Proto,
cfg.Client.Host,
)
if file := cfg.Runner.EnvFile; file != "" {
envs, err := godotenv.Read(file)
if err != nil {
return cfg, err
}
for k, v := range envs {
cfg.Runner.Environ[k] = v
}
}
return cfg, err
}