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caddyfile: Stricter parsing, error for brace on new line (#5505)

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This commit is contained in:
Francis Lavoie 2023-04-20 14:43:51 -04:00 committed by GitHub
parent c6ac350a3b
commit 53b6fab125
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GPG key ID: 4AEE18F83AFDEB23
5 changed files with 533 additions and 521 deletions
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3
caddyconfig/caddyfile/parse.go
View file

@ -520,6 +520,9 @@ func (p *parser) directive() error {
if !p.isNextOnNewLine() && p.Token().wasQuoted == 0 {
return p.Err("Unexpected next token after '{' on same line")
}
if p.isNewLine() {
return p.Err("Unexpected '{' on a new line; did you mean to place the '{' on the previous line?")
}
} else if p.Val() == "{}" {
if p.isNextOnNewLine() && p.Token().wasQuoted == 0 {
return p.Err("Unexpected '{}' at end of line")

8
caddyconfig/caddyfile/parse_test.go
View file

@ -293,6 +293,14 @@ func TestParseOneAndImport(t *testing.T) {
// Unexpected next token after '{' on same line
{`localhost
dir1 { a b }`, true, []string{"localhost"}, []int{}},
// Unexpected '{' on a new line
{`localhost
dir1
{
a b
}`, true, []string{"localhost"}, []int{}},
// Workaround with quotes
{`localhost
dir1 "{" a b "}"`, false, []string{"localhost"}, []int{5}},

5
modules/caddyhttp/reverseproxy/caddyfile.go
View file

@ -161,7 +161,7 @@ func (h *Handler) UnmarshalCaddyfile(d *caddyfile.Dispenser) error {
return nil
}
for d.Next() {
d.Next() // consume the directive name
for _, up := range d.RemainingArgs() {
err := appendUpstream(up)
if err != nil {
@ -169,7 +169,7 @@ func (h *Handler) UnmarshalCaddyfile(d *caddyfile.Dispenser) error {
}
}
for d.NextBlock(0) {
for nesting := d.Nesting(); d.NextBlock(nesting); {
// if the subdirective has an "@" prefix then we
// parse it as a response matcher for use with "handle_response"
if strings.HasPrefix(d.Val(), matcherPrefix) {
@ -712,7 +712,6 @@ func (h *Handler) UnmarshalCaddyfile(d *caddyfile.Dispenser) error {
return d.Errf("unrecognized subdirective %s", d.Val())
}
}
}
// if the scheme inferred from the backends' addresses is
// HTTPS, we will need a non-nil transport to enable TLS,

1
modules/caddyhttp/reverseproxy/fastcgi/caddyfile.go
View file

@ -373,6 +373,7 @@ func parsePHPFastCGI(h httpcaddyfile.Helper) ([]httpcaddyfile.ConfigValue, error
// the rest of the config is specified by the user
// using the reverse_proxy directive syntax
dispenser.Next() // consume the directive name
err = rpHandler.UnmarshalCaddyfile(dispenser)
if err != nil {
return nil, err

1
modules/caddyhttp/reverseproxy/forwardauth/caddyfile.go
View file

@ -216,6 +216,7 @@ func parseCaddyfile(h httpcaddyfile.Helper) ([]httpcaddyfile.ConfigValue, error)
// the rest of the config is specified by the user
// using the reverse_proxy directive syntax
dispenser.Next() // consume the directive name
err = rpHandler.UnmarshalCaddyfile(dispenser)
if err != nil {
return nil, err