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Maint: rename health OpenVPN names to VPN

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- `HEALTH_OPENVPN_DURATION_INITIAL` renamed to `HEALTH_VPN_DURATION_INITIAL` with retro-compatiblity
- `HEALTH_OPENVPN_DURATION_ADDITION` renamed to `HEALTH_VPN_DURATION_ADDITION` with retro-compatiblity
This commit is contained in:
Quentin McGaw (desktop)
2021-09-11 21:04:21 +00:00
parent 87f4b9e422
commit 0eccd068e5
6 changed files with 53 additions and 51 deletions
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16
internal/configuration/health.go
View File

@@ -12,7 +12,7 @@ import (
// Health contains settings for the healthcheck and health server.
type Health struct {
ServerAddress string
OpenVPN HealthyWait
VPN HealthyWait
}
func (settings *Health) String() string {
@@ -24,8 +24,8 @@ func (settings *Health) lines() (lines []string) {
lines = append(lines, indent+lastIndent+"Server address: "+settings.ServerAddress)
lines = append(lines, indent+lastIndent+"OpenVPN:")
for _, line := range settings.OpenVPN.lines() {
lines = append(lines, indent+lastIndent+"VPN:")
for _, line := range settings.VPN.lines() {
lines = append(lines, indent+indent+line)
}
@@ -49,14 +49,16 @@ func (settings *Health) read(r reader) (err error) {
return fmt.Errorf("environment variable HEALTH_SERVER_ADDRESS: %w", err)
}
settings.OpenVPN.Initial, err = r.env.Duration("HEALTH_OPENVPN_DURATION_INITIAL", params.Default("6s"))
retroKeyOption := params.RetroKeys([]string{"HEALTH_OPENVPN_DURATION_INITIAL"}, r.onRetroActive)
settings.VPN.Initial, err = r.env.Duration("HEALTH_VPN_DURATION_INITIAL", params.Default("6s"), retroKeyOption)
if err != nil {
return fmt.Errorf("environment variable HEALTH_OPENVPN_DURATION_INITIAL: %w", err)
return fmt.Errorf("environment variable HEALTH_VPN_DURATION_INITIAL: %w", err)
}
settings.OpenVPN.Addition, err = r.env.Duration("HEALTH_OPENVPN_DURATION_ADDITION", params.Default("5s"))
retroKeyOption = params.RetroKeys([]string{"HEALTH_OPENVPN_DURATION_ADDITION"}, r.onRetroActive)
settings.VPN.Addition, err = r.env.Duration("HEALTH_VPN_DURATION_ADDITION", params.Default("5s"), retroKeyOption)
if err != nil {
return fmt.Errorf("environment variable HEALTH_OPENVPN_DURATION_ADDITION: %w", err)
return fmt.Errorf("environment variable HEALTH_VPN_DURATION_ADDITION: %w", err)
}
return nil

74
internal/configuration/health_test.go
View File

@@ -16,7 +16,7 @@ func Test_Health_String(t *testing.T) {
t.Parallel()
var health Health
const expected = "|--Health:\n |--Server address: \n |--OpenVPN:\n |--Initial duration: 0s"
const expected = "|--Health:\n |--Server address: \n |--VPN:\n |--Initial duration: 0s"
s := health.String()
@@ -34,14 +34,14 @@ func Test_Health_lines(t *testing.T) {
lines: []string{
"|--Health:",
" |--Server address: ",
" |--OpenVPN:",
" |--VPN:",
" |--Initial duration: 0s",
},
},
"filled settings": {
settings: Health{
ServerAddress: "address:9999",
OpenVPN: HealthyWait{
VPN: HealthyWait{
Initial: time.Second,
Addition: time.Minute,
},
@@ -49,7 +49,7 @@ func Test_Health_lines(t *testing.T) {
lines: []string{
"|--Health:",
" |--Server address: address:9999",
" |--OpenVPN:",
" |--VPN:",
" |--Initial duration: 1s",
" |--Addition duration: 1m0s",
},
@@ -74,61 +74,61 @@ func Test_Health_read(t *testing.T) {
errDummy := errors.New("dummy")
testCases := map[string]struct {
openvpnInitialDuration time.Duration
openvpnInitialErr error
openvpnAdditionDuration time.Duration
openvpnAdditionErr error
serverAddress string
serverAddressWarning string
serverAddressErr error
expected Health
err error
vpnInitialDuration time.Duration
vpnInitialErr error
vpnAdditionDuration time.Duration
vpnAdditionErr error
serverAddress string
serverAddressWarning string
serverAddressErr error
expected Health
err error
}{
"success": {
openvpnInitialDuration: time.Second,
openvpnAdditionDuration: time.Minute,
serverAddress: "127.0.0.1:9999",
vpnInitialDuration: time.Second,
vpnAdditionDuration: time.Minute,
serverAddress: "127.0.0.1:9999",
expected: Health{
ServerAddress: "127.0.0.1:9999",
OpenVPN: HealthyWait{
VPN: HealthyWait{
Initial: time.Second,
Addition: time.Minute,
},
},
},
"listening address error": {
openvpnInitialDuration: time.Second,
openvpnAdditionDuration: time.Minute,
serverAddress: "127.0.0.1:9999",
serverAddressWarning: "warning",
serverAddressErr: errDummy,
vpnInitialDuration: time.Second,
vpnAdditionDuration: time.Minute,
serverAddress: "127.0.0.1:9999",
serverAddressWarning: "warning",
serverAddressErr: errDummy,
expected: Health{
ServerAddress: "127.0.0.1:9999",
},
err: errors.New("environment variable HEALTH_SERVER_ADDRESS: dummy"),
},
"initial error": {
openvpnInitialDuration: time.Second,
openvpnInitialErr: errDummy,
openvpnAdditionDuration: time.Minute,
vpnInitialDuration: time.Second,
vpnInitialErr: errDummy,
vpnAdditionDuration: time.Minute,
expected: Health{
OpenVPN: HealthyWait{
VPN: HealthyWait{
Initial: time.Second,
},
},
err: errors.New("environment variable HEALTH_OPENVPN_DURATION_INITIAL: dummy"),
err: errors.New("environment variable HEALTH_VPN_DURATION_INITIAL: dummy"),
},
"addition error": {
openvpnInitialDuration: time.Second,
openvpnAdditionDuration: time.Minute,
openvpnAdditionErr: errDummy,
vpnInitialDuration: time.Second,
vpnAdditionDuration: time.Minute,
vpnAdditionErr: errDummy,
expected: Health{
OpenVPN: HealthyWait{
VPN: HealthyWait{
Initial: time.Second,
Addition: time.Minute,
},
},
err: errors.New("environment variable HEALTH_OPENVPN_DURATION_ADDITION: dummy"),
err: errors.New("environment variable HEALTH_VPN_DURATION_ADDITION: dummy"),
},
}
@@ -151,12 +151,12 @@ func Test_Health_read(t *testing.T) {
if testCase.serverAddressErr == nil {
env.EXPECT().
Duration("HEALTH_OPENVPN_DURATION_INITIAL", gomock.Any()).
Return(testCase.openvpnInitialDuration, testCase.openvpnInitialErr)
if testCase.openvpnInitialErr == nil {
Duration("HEALTH_VPN_DURATION_INITIAL", gomock.Any()).
Return(testCase.vpnInitialDuration, testCase.vpnInitialErr)
if testCase.vpnInitialErr == nil {
env.EXPECT().
Duration("HEALTH_OPENVPN_DURATION_ADDITION", gomock.Any()).
Return(testCase.openvpnAdditionDuration, testCase.openvpnAdditionErr)
Duration("HEALTH_VPN_DURATION_ADDITION", gomock.Any()).
Return(testCase.vpnAdditionDuration, testCase.vpnAdditionErr)
}
}

2
internal/configuration/settings_test.go
View File

@@ -51,7 +51,7 @@ func Test_Settings_lines(t *testing.T) {
" |--Timezone: NOT SET ⚠️ - it can cause time related issues",
"|--Health:",
" |--Server address: ",
" |--OpenVPN:",
" |--VPN:",
" |--Initial duration: 0s",
"|--HTTP control server:",
" |--Listening port: 0",

4
internal/healthcheck/health.go
View File

@@ -23,7 +23,7 @@ func (s *Server) runHealthcheckLoop(ctx context.Context, done chan<- struct{}) {
if previousErr != nil && err == nil {
s.logger.Info("healthy!")
s.vpn.healthyTimer.Stop()
s.vpn.healthyWait = s.config.OpenVPN.Initial
s.vpn.healthyWait = s.config.VPN.Initial
} else if previousErr == nil && err != nil {
s.logger.Info("unhealthy: " + err.Error())
s.vpn.healthyTimer.Stop()
@@ -40,7 +40,7 @@ func (s *Server) runHealthcheckLoop(ctx context.Context, done chan<- struct{}) {
return
case <-timer.C:
case <-s.vpn.healthyTimer.C:
s.onUnhealthyOpenvpn(ctx)
s.onUnhealthyVPN(ctx)
}
continue
}

6
internal/healthcheck/openvpn.go
View File

@@ -14,11 +14,11 @@ type vpnHealth struct {
healthyTimer *time.Timer
}
func (s *Server) onUnhealthyOpenvpn(ctx context.Context) {
func (s *Server) onUnhealthyVPN(ctx context.Context) {
s.logger.Info("program has been unhealthy for " +
s.vpn.healthyWait.String() + ": restarting OpenVPN")
s.vpn.healthyWait.String() + ": restarting VPN")
_, _ = s.vpn.looper.ApplyStatus(ctx, constants.Stopped)
_, _ = s.vpn.looper.ApplyStatus(ctx, constants.Running)
s.vpn.healthyWait += s.config.OpenVPN.Addition
s.vpn.healthyWait += s.config.VPN.Addition
s.vpn.healthyTimer = time.NewTimer(s.vpn.healthyWait)
}

2
internal/healthcheck/server.go
View File

@@ -32,7 +32,7 @@ func NewServer(config configuration.Health,
config: config,
vpn: vpnHealth{
looper: vpnLooper,
healthyWait: config.OpenVPN.Initial,
healthyWait: config.VPN.Initial,
},
}
}