- added support for custom env provider

- new config section "env" to share env variables with php process
- container can resolve interfaces now

3 files changed, 46 insertions, 0 deletions

diff --git a/service/env/config.go b/service/env/config.go
new file mode 100644
index 00000000..06342f98
--- /dev/null
+++ b/service/env/config.go
@@ -0,0 +1,17 @@
+package env
+
+import (
+	"github.com/spiral/roadrunner/service"
+)
+
+// Config defines set of env values for RR workers.
+type Config struct {
+	// Values to set as worker _ENV.
+	Values map[string]string
+}
+
+// Hydrate must populate Config values using given Config source. Must return error if Config is not valid.
+func (c *Config) Hydrate(cfg service.Config) error {
+	c.Values = map[string]string{"RR": "YES"}
+	return cfg.Unmarshal(&c.Values)
+}
diff --git a/service/env/provider.go b/service/env/provider.go
new file mode 100644
index 00000000..75a1e31b
--- /dev/null
+++ b/service/env/provider.go
@@ -0,0 +1,8 @@
+package env
+
+// Provider aggregates list of environment variables. This interface can be used in custom implementation to drive
+// values from external sources.
+type Provider interface {
+	// GetEnv must return list of env variables.
+	GetEnv() map[string]string
+}
diff --git a/service/env/service.go b/service/env/service.go
new file mode 100644
index 00000000..95e99093
--- /dev/null
+++ b/service/env/service.go
@@ -0,0 +1,21 @@
+package env
+
+// ID contains default svc name.
+const ID = "env"
+
+// Service provides ability to map _ENV values from config file.
+type Service struct {
+	cfg *Config
+}
+
+// Init must return configure svc and return true if svc hasStatus enabled. Must return error in case of
+// misconfiguration. Services must not be used without proper configuration pushed first.
+func (s *Service) Init(cfg *Config) (bool, error) {
+	s.cfg = cfg
+	return true, nil
+}
+
+// GetEnv must return list of env variables.
+func (s *Service) GetEnv() map[string]string {
+	return s.cfg.Values
+}