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envs.go
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envs.go
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package builtin
import (
"os"
"strings"
"github.com/drone/drone/engine/compiler/parse"
)
var (
httpProxy = os.Getenv("HTTP_PROXY")
httpsProxy = os.Getenv("HTTPS_PROXY")
noProxy = os.Getenv("NO_PROXY")
)
type envOp struct {
visitor
envs map[string]string
}
// NewEnvOp returns a transformer that sets default environment variables
// for each container, service and plugin.
func NewEnvOp(envs map[string]string) Visitor {
return &envOp{
envs: envs,
}
}
func (v *envOp) VisitContainer(node *parse.ContainerNode) error {
if node.Container.Environment == nil {
node.Container.Environment = map[string]string{}
}
v.defaultEnv(node)
v.defaultEnvProxy(node)
return nil
}
func (v *envOp) defaultEnv(node *parse.ContainerNode) {
for k, v := range v.envs {
node.Container.Environment[k] = v
}
}
func (v *envOp) defaultEnvProxy(node *parse.ContainerNode) {
if httpProxy != "" {
node.Container.Environment["HTTP_PROXY"] = httpProxy
node.Container.Environment["http_proxy"] = strings.ToUpper(httpProxy)
}
if httpsProxy != "" {
node.Container.Environment["HTTPS_PROXY"] = httpsProxy
node.Container.Environment["https_proxy"] = strings.ToUpper(httpsProxy)
}
if noProxy != "" {
node.Container.Environment["NO_PROXY"] = noProxy
node.Container.Environment["no_proxy"] = strings.ToUpper(noProxy)
}
}