feat: allow suffix after wildcard in wildcard access URL (#4524)

This commit is contained in:
Dean Sheather
2022-10-15 04:25:11 +10:00
committed by GitHub
parent ccc008eb5e
commit a029817d3d
18 changed files with 566 additions and 180 deletions

View File

@ -1,6 +1,7 @@
package httpapi_test
import (
"fmt"
"testing"
"github.com/stretchr/testify/require"
@ -8,64 +9,6 @@ import (
"github.com/coder/coder/coderd/httpapi"
)
func TestSplitSubdomain(t *testing.T) {
t.Parallel()
testCases := []struct {
Name string
Host string
ExpectedSubdomain string
ExpectedRest string
}{
{
Name: "Empty",
Host: "",
ExpectedSubdomain: "",
ExpectedRest: "",
},
{
Name: "NoSubdomain",
Host: "com",
ExpectedSubdomain: "com",
ExpectedRest: "",
},
{
Name: "Domain",
Host: "coder.com",
ExpectedSubdomain: "coder",
ExpectedRest: "com",
},
{
Name: "Subdomain",
Host: "subdomain.coder.com",
ExpectedSubdomain: "subdomain",
ExpectedRest: "coder.com",
},
{
Name: "DoubleSubdomain",
Host: "subdomain1.subdomain2.coder.com",
ExpectedSubdomain: "subdomain1",
ExpectedRest: "subdomain2.coder.com",
},
{
Name: "WithPort",
Host: "subdomain.coder.com:8080",
ExpectedSubdomain: "subdomain",
ExpectedRest: "coder.com:8080",
},
}
for _, c := range testCases {
c := c
t.Run(c.Name, func(t *testing.T) {
t.Parallel()
subdomain, rest := httpapi.SplitSubdomain(c.Host)
require.Equal(t, c.ExpectedSubdomain, subdomain)
require.Equal(t, c.ExpectedRest, rest)
})
}
}
func TestApplicationURLString(t *testing.T) {
t.Parallel()
@ -214,3 +157,239 @@ func TestParseSubdomainAppURL(t *testing.T) {
})
}
}
func TestCompileHostnamePattern(t *testing.T) {
t.Parallel()
type matchCase struct {
input string
// empty string denotes no match
match string
}
type testCase struct {
name string
pattern string
errorContains string
// expectedRegex only needs to contain the inner part of the regex, not
// the prefix and suffix checks.
expectedRegex string
matchCases []matchCase
}
testCases := []testCase{
{
name: "Invalid_ContainsHTTP",
pattern: "http://*.hi.com",
errorContains: "must not contain a scheme",
},
{
name: "Invalid_ContainsHTTPS",
pattern: "https://*.hi.com",
errorContains: "must not contain a scheme",
},
{
name: "Invalid_ContainsPort",
pattern: "*.hi.com:8080",
errorContains: "must not contain a port",
},
{
name: "Invalid_StartPeriod",
pattern: ".hi.com",
errorContains: "must not start or end with a period",
},
{
name: "Invalid_EndPeriod",
pattern: "hi.com.",
errorContains: "must not start or end with a period",
},
{
name: "Invalid_Empty",
pattern: "",
errorContains: "must contain at least two labels",
},
{
name: "Invalid_SingleLabel",
pattern: "hi",
errorContains: "must contain at least two labels",
},
{
name: "Invalid_NoWildcard",
pattern: "hi.com",
errorContains: "must contain exactly one asterisk",
},
{
name: "Invalid_MultipleWildcards",
pattern: "**.hi.com",
errorContains: "must contain exactly one asterisk",
},
{
name: "Invalid_WildcardNotFirst",
pattern: "hi.*.com",
errorContains: "must only contain an asterisk at the beginning",
},
{
name: "Invalid_BadLabel1",
pattern: "*.h_i.com",
errorContains: "contains invalid label",
},
{
name: "Invalid_BadLabel2",
pattern: "*.hi-.com",
errorContains: "contains invalid label",
},
{
name: "Invalid_BadLabel3",
pattern: "*.-hi.com",
errorContains: "contains invalid label",
},
{
name: "Valid_Simple",
pattern: "*.hi",
expectedRegex: `([^.]+)\.hi`,
matchCases: []matchCase{
{
input: "hi",
match: "",
},
{
input: "hi.com",
match: "",
},
{
input: "hi.hi.hi",
match: "",
},
{
input: "abcd.hi",
match: "abcd",
},
{
input: "abcd.hi.",
match: "abcd",
},
{
input: " abcd.hi. ",
match: "abcd",
},
{
input: "abcd.hi:8080",
match: "abcd",
},
{
input: "ab__invalid__cd-.hi",
// Invalid subdomains still match the pattern because they
// managed to make it to the webserver anyways.
match: "ab__invalid__cd-",
},
},
},
{
name: "Valid_MultiLevel",
pattern: "*.hi.com",
expectedRegex: `([^.]+)\.hi\.com`,
matchCases: []matchCase{
{
input: "hi.com",
match: "",
},
{
input: "abcd.hi.com",
match: "abcd",
},
{
input: "ab__invalid__cd-.hi.com",
match: "ab__invalid__cd-",
},
},
},
{
name: "Valid_WildcardSuffix1",
pattern: `*a.hi.com`,
expectedRegex: `([^.]+)a\.hi\.com`,
matchCases: []matchCase{
{
input: "hi.com",
match: "",
},
{
input: "abcd.hi.com",
match: "",
},
{
input: "ab__invalid__cd-.hi.com",
match: "",
},
{
input: "abcda.hi.com",
match: "abcd",
},
{
input: "ab__invalid__cd-a.hi.com",
match: "ab__invalid__cd-",
},
},
},
{
name: "Valid_WildcardSuffix2",
pattern: `*-test.hi.com`,
expectedRegex: `([^.]+)-test\.hi\.com`,
matchCases: []matchCase{
{
input: "hi.com",
match: "",
},
{
input: "abcd.hi.com",
match: "",
},
{
input: "ab__invalid__cd-.hi.com",
match: "",
},
{
input: "abcd-test.hi.com",
match: "abcd",
},
{
input: "ab__invalid__cd-test.hi.com",
match: "ab__invalid__cd",
},
},
},
}
for _, c := range testCases {
c := c
t.Run(c.name, func(t *testing.T) {
t.Parallel()
regex, err := httpapi.CompileHostnamePattern(c.pattern)
if c.errorContains == "" {
require.NoError(t, err)
expected := `^\s*` + c.expectedRegex + `\.?(:\d+)?\s*$`
require.Equal(t, expected, regex.String(), "generated regex does not match")
for i, m := range c.matchCases {
m := m
t.Run(fmt.Sprintf("MatchCase%d", i), func(t *testing.T) {
t.Parallel()
match, ok := httpapi.ExecuteHostnamePattern(regex, m.input)
if m.match == "" {
require.False(t, ok)
} else {
require.True(t, ok)
require.Equal(t, m.match, match)
}
})
}
} else {
require.Error(t, err)
require.ErrorContains(t, err, c.errorContains)
}
})
}
}