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env.go
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env.go
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package fairway
import (
"os"
"strconv"
"strings"
)
type envData struct {
ActiveProfiles []string `json:"activeProfiles"`
Property property `json:"property,omitempty"`
PropertySources []sources `json:"propertySources"`
}
type sources struct {
Name string `json:"name"`
Property map[string]property `json:"properties"`
}
type property struct {
Value string `json:"value,omitempty"`
Origin string `json:"origin,omitempty"`
Source string `json:"source,omitempty"`
}
func env(property string) ([]byte, error) {
env := envData{ActiveProfiles: []string{"go"}}
env.PropertySources = make([]sources, 0)
sysProps := getSystemProperties(property)
sysEnv := getSystemEnvironmentProperties(property)
if property != "" {
env.Property = getProperty(property, sysProps, sysEnv)
}
env.PropertySources = append(env.PropertySources, sysProps)
env.PropertySources = append(env.PropertySources, sysEnv)
env.PropertySources = append(env.PropertySources, getProperties("servletContextInitParams", ""))
env.PropertySources = append(env.PropertySources, getProperties("defaultProperties", ""))
return toJSON(env), nil
}
func getProperty(prop string, props sources, sysEnv sources) property {
p := property{}
if val, ok := props.Property[prop]; ok {
p = val
p.Source = props.Name
}
if val, ok := sysEnv.Property[prop]; ok {
p.Source = props.Name
p = val
}
return p
}
func getSystemEnvironmentProperties(prop string) sources {
source := sources{}
source.Name = "systemEnvironment"
p := map[string]property{}
for _, e := range os.Environ() {
e := strings.Split(e, "=")
if strings.HasPrefix(e[0], "_") {
continue
}
if !strings.Contains(e[0], "PASSWORD") {
p[strings.ToUpper(e[0])] = property{Value: e[1],
Origin: "System Environment Property \"" + e[0] + "\"",
}
}
}
if prop != "" {
if val, ok := p[prop]; ok {
tp := map[string]property{}
tp[prop] = val
source.Property = tp
}
} else {
source.Property = p
}
return source
}
func getSystemProperties(prop string) sources {
source := sources{}
source.Name = "systemProperties"
p := map[string]property{}
p["PID"] = property{Value: strconv.Itoa(os.Getpid())}
source.Property = p
return source
}
func getProperties(title, prop string) sources {
source := sources{}
source.Name = title
p := map[string]property{}
source.Property = p
return source
}