fix(config): supporting multiple env variables in a value. #11

Merged
vfebvre merged 1 commits from fix/issue-9/multiple-env-variables into develop 2024-02-05 11:13:48 +01:00
4 changed files with 18 additions and 5 deletions
Showing only changes of commit 93bafb47e8 - Show all commits

1
go.mod
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@ -6,6 +6,7 @@ require (
forge.cadoles.com/Cadoles/go-proxy v0.0.0-20230701194111-c6b3d482cca6 forge.cadoles.com/Cadoles/go-proxy v0.0.0-20230701194111-c6b3d482cca6
github.com/Masterminds/sprig/v3 v3.2.3 github.com/Masterminds/sprig/v3 v3.2.3
github.com/btcsuite/btcd/btcutil v1.1.3 github.com/btcsuite/btcd/btcutil v1.1.3
github.com/drone/envsubst v1.0.3
github.com/getsentry/sentry-go v0.22.0 github.com/getsentry/sentry-go v0.22.0
github.com/go-chi/chi/v5 v5.0.8 github.com/go-chi/chi/v5 v5.0.8
github.com/jedib0t/go-pretty/v6 v6.4.6 github.com/jedib0t/go-pretty/v6 v6.4.6

2
go.sum
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@ -163,6 +163,8 @@ github.com/docker/go-connections v0.4.0 h1:El9xVISelRB7BuFusrZozjnkIM5YnzCViNKoh
github.com/docker/go-connections v0.4.0/go.mod h1:Gbd7IOopHjR8Iph03tsViu4nIes5XhDvyHbTtUxmeec= github.com/docker/go-connections v0.4.0/go.mod h1:Gbd7IOopHjR8Iph03tsViu4nIes5XhDvyHbTtUxmeec=
github.com/docker/go-units v0.4.0 h1:3uh0PgVws3nIA0Q+MwDC8yjEPf9zjRfZZWXZYDct3Tw= github.com/docker/go-units v0.4.0 h1:3uh0PgVws3nIA0Q+MwDC8yjEPf9zjRfZZWXZYDct3Tw=
github.com/docker/go-units v0.4.0/go.mod h1:fgPhTUdO+D/Jk86RDLlptpiXQzgHJF7gydDDbaIK4Dk= github.com/docker/go-units v0.4.0/go.mod h1:fgPhTUdO+D/Jk86RDLlptpiXQzgHJF7gydDDbaIK4Dk=
github.com/drone/envsubst v1.0.3 h1:PCIBwNDYjs50AsLZPYdfhSATKaRg/FJmDc2D6+C2x8g=
github.com/drone/envsubst v1.0.3/go.mod h1:N2jZmlMufstn1KEqvbHjw40h1KyTmnVzHcSc9bFiJ2g=
github.com/envoyproxy/go-control-plane v0.9.0/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4= github.com/envoyproxy/go-control-plane v0.9.0/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
github.com/envoyproxy/go-control-plane v0.9.1-0.20191026205805-5f8ba28d4473/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4= github.com/envoyproxy/go-control-plane v0.9.1-0.20191026205805-5f8ba28d4473/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
github.com/envoyproxy/go-control-plane v0.9.4/go.mod h1:6rpuAdCZL397s3pYoYcLgu1mIlRU8Am5FuJP05cCM98= github.com/envoyproxy/go-control-plane v0.9.4/go.mod h1:6rpuAdCZL397s3pYoYcLgu1mIlRU8Am5FuJP05cCM98=

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@ -6,11 +6,13 @@ import (
"strconv" "strconv"
"time" "time"
"github.com/drone/envsubst"
"github.com/pkg/errors" "github.com/pkg/errors"
"gopkg.in/yaml.v3" "gopkg.in/yaml.v3"
) )
var reVar = regexp.MustCompile(`^\${(\w+)}$`) // var reVar = regexp.MustCompile(`^\${(\w+)}$`)
var reVar = regexp.MustCompile(`\${(.*?)}`)
type InterpolatedString string type InterpolatedString string
@ -130,14 +132,22 @@ type InterpolatedStringSlice []string
func (iss *InterpolatedStringSlice) UnmarshalYAML(value *yaml.Node) error { func (iss *InterpolatedStringSlice) UnmarshalYAML(value *yaml.Node) error {
var data []string var data []string
var evErr error
if err := value.Decode(&data); err != nil { if err := value.Decode(&data); err != nil {
return errors.Wrapf(err, "could not decode value '%v' (line '%d') into map", value.Value, value.Line) return errors.Wrapf(err, "could not decode value '%v' (line '%d') into map", value.Value, value.Line)
} }
for index, value := range data { for index, value := range data {
if match := reVar.FindStringSubmatch(value); len(match) > 0 { //match := reVar.FindStringSubmatch(value)
value = os.Getenv(match[1]) re := regexp.MustCompile(`\${(.*?)}`)
res := re.FindAllStringSubmatch(value, 10)
if len(res) > 0 {
value, evErr = envsubst.EvalEnv(value)
if evErr != nil {
return evErr
}
} }
data[index] = value data[index] = value

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@ -2,5 +2,5 @@ logger:
level: 0 level: 0
format: human format: human
http: http:
host: "0.0.0.0" host: "${LISTEN_ADDR}"
port: 3000 port: 3000