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handle env variables in dynamic secret file (#5835)

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* handle env variables in dynamic secret file

* inject more variables from -v and -env-vars

* use expand with env

* fix missing replacer

---------

Co-authored-by: Tarun Koyalwar <tarun@projectdiscovery.io>
This commit is contained in:
alban-stourbe-wmx 2024-11-21 12:04:13 +01:00 committed by GitHub
parent 63687c2ce0
commit 2b4b058886
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1 changed files with 22 additions and 0 deletions
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22
internal/runner/lazy.go
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@ -3,6 +3,7 @@ package runner
import (
"context"
"fmt"
"strings"
"github.com/projectdiscovery/nuclei/v3/pkg/authprovider/authx"
"github.com/projectdiscovery/nuclei/v3/pkg/catalog"
@ -10,9 +11,12 @@ import (
"github.com/projectdiscovery/nuclei/v3/pkg/output"
"github.com/projectdiscovery/nuclei/v3/pkg/protocols"
"github.com/projectdiscovery/nuclei/v3/pkg/protocols/common/contextargs"
"github.com/projectdiscovery/nuclei/v3/pkg/protocols/common/generators"
"github.com/projectdiscovery/nuclei/v3/pkg/protocols/common/helpers/writer"
"github.com/projectdiscovery/nuclei/v3/pkg/protocols/common/replacer"
"github.com/projectdiscovery/nuclei/v3/pkg/scan"
"github.com/projectdiscovery/nuclei/v3/pkg/types"
"github.com/projectdiscovery/utils/env"
errorutil "github.com/projectdiscovery/utils/errors"
)
@ -75,7 +79,25 @@ func GetLazyAuthFetchCallback(opts *AuthLazyFetchOptions) authx.LazyFetchSecret
vars := map[string]interface{}{}
mainCtx := context.Background()
ctx := scan.NewScanContext(mainCtx, contextargs.NewWithInput(mainCtx, d.Input))
cliVars := map[string]interface{}{}
if opts.ExecOpts.Options != nil {
// gets variables passed from cli -v and -env-vars
cliVars = generators.BuildPayloadFromOptions(opts.ExecOpts.Options)
}
for _, v := range d.Variables {
// Check if the template has any env variables and expand them
if strings.HasPrefix(v.Value, "$") {
env.ExpandWithEnv(&v.Value)
}
if strings.Contains(v.Value, "{{") {
// if variables had value like {{username}}, then replace it with the value from cliVars
// variables:
// - key: username
// value: {{username}}
v.Value = replacer.Replace(v.Value, cliVars)
}
vars[v.Key] = v.Value
ctx.Input.Add(v.Key, v.Value)
}