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| author | Matthew Holt <mholt@users.noreply.github.com> | 2020-11-17 11:29:43 -0700 |
|---|---|---|
| committer | Matthew Holt <mholt@users.noreply.github.com> | 2020-11-17 11:29:43 -0700 |
| commit | 4fc570711e170da2bd1164966d2c47f9dc3d3d6d (patch) | |
| tree | 66ed37137b09335bcba29ad61cfe7827e85de531 /modules/caddyhttp/matchers.go | |
| parent | 99b8f44486b766f220a33906d84ac05af942f260 (diff) | |
caddyhttp: Fix header matcher when using nil
Uncovered in #3807
Diffstat (limited to 'modules/caddyhttp/matchers.go')
| -rw-r--r-- | modules/caddyhttp/matchers.go | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/modules/caddyhttp/matchers.go b/modules/caddyhttp/matchers.go index b7a304f..d641cb6 100644 --- a/modules/caddyhttp/matchers.go +++ b/modules/caddyhttp/matchers.go @@ -445,6 +445,10 @@ func matchHeaders(input, against http.Header, host string) bool { // match if the header field exists at all continue } + if allowedFieldVals == nil && actualFieldVals == nil { + // a nil list means match if the header does not exist at all + continue + } var match bool fieldVals: for _, actualFieldVal := range actualFieldVals { |