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specificchecks.go
138 lines (129 loc) · 8.58 KB
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specificchecks.go
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package main
import (
"fmt"
"github.com/globalsign/certlint/asn1"
"github.com/globalsign/certlint/certdata"
"github.com/globalsign/certlint/checks"
"github.com/globalsign/certlint/errors"
// Check for certificate (ext) KeyUsage extension
_ "github.com/globalsign/certlint/checks/extensions/extkeyusage"
_ "github.com/globalsign/certlint/checks/extensions/keyusage"
// Also check the parsed certificate (ext) keyusage content
_ "github.com/globalsign/certlint/checks/certificate/extkeyusage"
_ "github.com/globalsign/certlint/checks/certificate/keyusage"
)
func main() {
var e = errors.New(nil)
// Certificate with no keyusage
der := []byte{0x30, 0x82, 0x5, 0x9, 0x30, 0x82, 0x3, 0xf1, 0xa0, 0x3, 0x2,
0x1, 0x2, 0x2, 0xc, 0x58, 0x66, 0xb4, 0xcf, 0x2, 0x14, 0xdc, 0x22, 0x49, 0xc3,
0x8e, 0x61, 0x30, 0xd, 0x6, 0x9, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0xd, 0x1, 0x1,
0xb, 0x5, 0x0, 0x30, 0x66, 0x31, 0xb, 0x30, 0x9, 0x6, 0x3, 0x55, 0x4, 0x6,
0x13, 0x2, 0x42, 0x45, 0x31, 0x19, 0x30, 0x17, 0x6, 0x3, 0x55, 0x4, 0xa, 0x13,
0x10, 0x47, 0x6c, 0x6f, 0x62, 0x61, 0x6c, 0x53, 0x69, 0x67, 0x6e, 0x20, 0x6e,
0x76, 0x2d, 0x73, 0x61, 0x31, 0x3c, 0x30, 0x3a, 0x6, 0x3, 0x55, 0x4, 0x3,
0x13, 0x33, 0x47, 0x6c, 0x6f, 0x62, 0x61, 0x6c, 0x53, 0x69, 0x67, 0x6e, 0x20,
0x4f, 0x72, 0x67, 0x61, 0x6e, 0x69, 0x7a, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x20,
0x56, 0x61, 0x6c, 0x69, 0x64, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x20, 0x43, 0x41,
0x20, 0x2d, 0x20, 0x53, 0x48, 0x41, 0x32, 0x35, 0x36, 0x20, 0x2d, 0x20, 0x47,
0x32, 0x30, 0x1e, 0x17, 0xd, 0x31, 0x36, 0x30, 0x39, 0x31, 0x35, 0x30, 0x39,
0x32, 0x37, 0x30, 0x30, 0x5a, 0x17, 0xd, 0x31, 0x39, 0x30, 0x38, 0x32, 0x37,
0x31, 0x32, 0x31, 0x38, 0x31, 0x32, 0x5a, 0x30, 0x5d, 0x31, 0xb, 0x30, 0x9,
0x6, 0x3, 0x55, 0x4, 0x6, 0x13, 0x2, 0x4e, 0x4f, 0x31, 0xd, 0x30, 0xb, 0x6,
0x3, 0x55, 0x4, 0x8, 0x13, 0x4, 0x4f, 0x73, 0x6c, 0x6f, 0x31, 0xd, 0x30, 0xb,
0x6, 0x3, 0x55, 0x4, 0x7, 0x13, 0x4, 0x4f, 0x73, 0x6c, 0x6f, 0x31, 0x18, 0x30,
0x16, 0x6, 0x3, 0x55, 0x4, 0xa, 0x13, 0xf, 0x49, 0x6d, 0x65, 0x6e, 0x74, 0x6f,
0x20, 0x4e, 0x6f, 0x72, 0x67, 0x65, 0x20, 0x41, 0x53, 0x31, 0x16, 0x30, 0x14,
0x6, 0x3, 0x55, 0x4, 0x3, 0x13, 0xd, 0x6e, 0x65, 0x77, 0x2e, 0x69, 0x6d, 0x65,
0x6e, 0x74, 0x6f, 0x2e, 0x6e, 0x6f, 0x30, 0x82, 0x1, 0x22, 0x30, 0xd, 0x6,
0x9, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0xd, 0x1, 0x1, 0x1, 0x5, 0x0, 0x3, 0x82,
0x1, 0xf, 0x0, 0x30, 0x82, 0x1, 0xa, 0x2, 0x82, 0x1, 0x1, 0x0, 0xca, 0xe1,
0x9, 0xdb, 0xa1, 0x83, 0xe4, 0xa2, 0x1f, 0xeb, 0xfa, 0xd2, 0xa4, 0x1d, 0x46,
0x95, 0x91, 0xc2, 0x57, 0xa8, 0xe9, 0x7e, 0xaa, 0x7f, 0xfe, 0xba, 0xa7, 0x71,
0xfe, 0xbd, 0xee, 0xdf, 0xce, 0x41, 0x50, 0xa0, 0x64, 0xab, 0xcc, 0x6c, 0x5d,
0x38, 0x79, 0xfd, 0x42, 0x88, 0x97, 0xa4, 0xf7, 0xf4, 0x33, 0x55, 0x2, 0x57,
0xee, 0x11, 0x7b, 0x5b, 0x10, 0x4a, 0x43, 0x8c, 0x21, 0xe1, 0xee, 0x44, 0xdd,
0xc5, 0x52, 0xe1, 0xae, 0x43, 0xe0, 0xea, 0xea, 0xd6, 0x29, 0xdb, 0x10, 0xb6,
0xd8, 0x95, 0x7c, 0xd, 0xbd, 0xf9, 0xc5, 0xca, 0x5e, 0xc0, 0x7f, 0x39, 0x8e,
0x5, 0x1a, 0xe9, 0xdf, 0x29, 0x58, 0xbe, 0xbe, 0xb6, 0xa6, 0x8a, 0x4, 0xfa,
0xfa, 0x8f, 0x5e, 0x13, 0x12, 0xe2, 0xb8, 0x4a, 0x1d, 0xe1, 0x9a, 0xc3, 0xe,
0xd0, 0x4c, 0x81, 0x3b, 0xfb, 0xf9, 0xeb, 0xfa, 0xff, 0xd, 0x61, 0x5f, 0x2a,
0xee, 0xc4, 0x9f, 0xce, 0x82, 0x20, 0x86, 0xa8, 0xaf, 0xe5, 0xe8, 0x84, 0xe1,
0x61, 0x3b, 0x58, 0xf6, 0xae, 0xc8, 0x8d, 0x19, 0xc3, 0x2a, 0x13, 0x5a, 0x9c,
0x5f, 0xe5, 0x1a, 0x5, 0xfa, 0x53, 0xeb, 0x4f, 0x86, 0xd9, 0x3b, 0xa0, 0x8a,
0xa, 0x48, 0x68, 0x96, 0xba, 0x95, 0x14, 0x4e, 0xbf, 0xaf, 0x5e, 0xc5, 0x42,
0x21, 0x5e, 0xc7, 0x3f, 0x4b, 0x20, 0x7d, 0x26, 0x79, 0xe, 0x41, 0xd1, 0xa8,
0xea, 0x16, 0x6e, 0x2b, 0x73, 0xc6, 0x50, 0x20, 0xf0, 0xba, 0xcc, 0x6a, 0x7c,
0x5f, 0xd7, 0x45, 0x8f, 0x25, 0x5d, 0x63, 0xfd, 0xf0, 0x2a, 0x73, 0xe6, 0x4e,
0xe2, 0xce, 0x70, 0x37, 0x3b, 0x18, 0xf3, 0x93, 0x61, 0x7b, 0x1c, 0xd7, 0x3f,
0xcc, 0x73, 0x82, 0xfe, 0xd0, 0x1b, 0xfa, 0x12, 0x49, 0xa6, 0x5b, 0xa0, 0x3b,
0xa6, 0x1, 0xa1, 0x60, 0x42, 0x6c, 0x71, 0x2, 0x3, 0x1, 0x0, 0x1, 0xa3, 0x82,
0x1, 0xbe, 0x30, 0x82, 0x1, 0xba, 0x30, 0x81, 0xa0, 0x6, 0x8, 0x2b, 0x6, 0x1,
0x5, 0x5, 0x7, 0x1, 0x1, 0x4, 0x81, 0x93, 0x30, 0x81, 0x90, 0x30, 0x4d, 0x6,
0x8, 0x2b, 0x6, 0x1, 0x5, 0x5, 0x7, 0x30, 0x2, 0x86, 0x41, 0x68, 0x74, 0x74,
0x70, 0x3a, 0x2f, 0x2f, 0x73, 0x65, 0x63, 0x75, 0x72, 0x65, 0x2e, 0x67, 0x6c,
0x6f, 0x62, 0x61, 0x6c, 0x73, 0x69, 0x67, 0x6e, 0x2e, 0x63, 0x6f, 0x6d, 0x2f,
0x63, 0x61, 0x63, 0x65, 0x72, 0x74, 0x2f, 0x67, 0x73, 0x6f, 0x72, 0x67, 0x61,
0x6e, 0x69, 0x7a, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x76, 0x61, 0x6c, 0x73, 0x68,
0x61, 0x32, 0x67, 0x32, 0x72, 0x31, 0x2e, 0x63, 0x72, 0x74, 0x30, 0x3f, 0x6,
0x8, 0x2b, 0x6, 0x1, 0x5, 0x5, 0x7, 0x30, 0x1, 0x86, 0x33, 0x68, 0x74, 0x74,
0x70, 0x3a, 0x2f, 0x2f, 0x6f, 0x63, 0x73, 0x70, 0x32, 0x2e, 0x67, 0x6c, 0x6f,
0x62, 0x61, 0x6c, 0x73, 0x69, 0x67, 0x6e, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x67,
0x73, 0x6f, 0x72, 0x67, 0x61, 0x6e, 0x69, 0x7a, 0x61, 0x74, 0x69, 0x6f, 0x6e,
0x76, 0x61, 0x6c, 0x73, 0x68, 0x61, 0x32, 0x67, 0x32, 0x30, 0x56, 0x6, 0x3,
0x55, 0x1d, 0x20, 0x4, 0x4f, 0x30, 0x4d, 0x30, 0x41, 0x6, 0x9, 0x2b, 0x6, 0x1,
0x4, 0x1, 0xa0, 0x32, 0x1, 0x14, 0x30, 0x34, 0x30, 0x32, 0x6, 0x8, 0x2b, 0x6,
0x1, 0x5, 0x5, 0x7, 0x2, 0x1, 0x16, 0x26, 0x68, 0x74, 0x74, 0x70, 0x73, 0x3a,
0x2f, 0x2f, 0x77, 0x77, 0x77, 0x2e, 0x67, 0x6c, 0x6f, 0x62, 0x61, 0x6c, 0x73,
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0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x67, 0x73, 0x2f, 0x67, 0x73, 0x6f, 0x72, 0x67,
0x61, 0x6e, 0x69, 0x7a, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x76, 0x61, 0x6c, 0x73,
0x68, 0x61, 0x32, 0x67, 0x32, 0x2e, 0x63, 0x72, 0x6c, 0x30, 0x27, 0x6, 0x3,
0x55, 0x1d, 0x11, 0x4, 0x20, 0x30, 0x1e, 0x82, 0xd, 0x6e, 0x65, 0x77, 0x2e,
0x69, 0x6d, 0x65, 0x6e, 0x74, 0x6f, 0x2e, 0x6e, 0x6f, 0x82, 0xd, 0x77, 0x77,
0x77, 0x2e, 0x69, 0x6d, 0x65, 0x6e, 0x74, 0x6f, 0x2e, 0x6e, 0x6f, 0x30, 0x1d,
0x6, 0x3, 0x55, 0x1d, 0xe, 0x4, 0x16, 0x4, 0x14, 0x3e, 0xf4, 0xeb, 0x13, 0x6e,
0x4c, 0xfd, 0xeb, 0x55, 0x5f, 0xf7, 0x6d, 0x3e, 0x81, 0x8d, 0x43, 0x75, 0x58,
0x17, 0x4a, 0x30, 0x1f, 0x6, 0x3, 0x55, 0x1d, 0x23, 0x4, 0x18, 0x30, 0x16,
0x80, 0x14, 0x96, 0xde, 0x61, 0xf1, 0xbd, 0x1c, 0x16, 0x29, 0x53, 0x1c, 0xc0,
0xcc, 0x7d, 0x3b, 0x83, 0x0, 0x40, 0xe6, 0x1a, 0x7c, 0x30, 0xd, 0x6, 0x9,
0x2a, 0x86, 0x48, 0x86, 0xf7, 0xd, 0x1, 0x1, 0xb, 0x5, 0x0, 0x3, 0x82, 0x1,
0x1, 0x0, 0x8e, 0xe9, 0x83, 0xf7, 0x45, 0x22, 0x22, 0xd5, 0xaf, 0x7a, 0x90,
0x7, 0xb9, 0x3a, 0xff, 0xba, 0x4f, 0xe3, 0x77, 0x6d, 0x85, 0xbb, 0xb6, 0xd2,
0xdc, 0x70, 0x6a, 0x5d, 0xea, 0x64, 0x19, 0x70, 0x50, 0x75, 0xd6, 0x83, 0x9c,
0x2, 0xf5, 0x4c, 0x61, 0xd5, 0xd3, 0xd9, 0xd5, 0x4c, 0xdc, 0x8c, 0x36, 0xcc,
0x7b, 0x95, 0xe0, 0x16, 0xeb, 0x61, 0x55, 0x7, 0xaa, 0x0, 0x8b, 0xfb, 0x4d,
0xba, 0x94, 0xa3, 0x27, 0x5c, 0x1d, 0xaf, 0xad, 0xcb, 0xea, 0x29, 0xfc, 0x5c,
0x36, 0x97, 0x8b, 0xbf, 0x6e, 0x7a, 0xdf, 0x84, 0x7d, 0x87, 0xcc, 0xf8, 0x92,
0x82, 0x6c, 0xf6, 0x1c, 0x19, 0xa4, 0xcf, 0xec, 0xd, 0xa0, 0xab, 0x40, 0x98,
0x41, 0xa6, 0xf8, 0x1, 0xe5, 0x67, 0xd7, 0x95, 0x8d, 0x6e, 0x1f, 0xe9, 0xa2,
0x70, 0xd6, 0xe8, 0x9a, 0x44, 0x12, 0x43, 0xed, 0x3, 0x66, 0xa3, 0xd2, 0x11,
0xe7, 0x37, 0x67, 0x14, 0xbf, 0x86, 0x3d, 0x53, 0x62, 0x9f, 0xc1, 0xac, 0x65,
0x12, 0xc1, 0x26, 0x15, 0x3a, 0xea, 0x6c, 0xe5, 0x85, 0x63, 0x8c, 0xf1, 0xbf,
0xdb, 0x2c, 0x8, 0x1b, 0x41, 0xca, 0x3c, 0xdd, 0xab, 0x49, 0xe4, 0xc1, 0x92,
0xe7, 0x41, 0x1, 0xe4, 0x85, 0xff, 0xec, 0xde, 0x45, 0x73, 0xa, 0xfe, 0x91,
0xc7, 0x77, 0x5b, 0x6e, 0x4f, 0x36, 0x43, 0x5a, 0x80, 0x2f, 0xd9, 0xb3, 0xd0,
0x42, 0xf1, 0x7a, 0x63, 0x74, 0xe4, 0x77, 0x23, 0x37, 0x8c, 0x4d, 0x1d, 0x3d,
0x67, 0x6a, 0xb5, 0x1d, 0x1d, 0xcb, 0xb1, 0x74, 0xfb, 0x12, 0x92, 0xd5, 0x88,
0x4, 0x5c, 0xbe, 0x99, 0xd7, 0xb8, 0x53, 0xbf, 0x5c, 0x5e, 0x8e, 0xcf, 0x3,
0x78, 0x2e, 0xe2, 0x4e, 0xf0, 0xb2, 0xf, 0x11, 0x72, 0x1f, 0x16, 0x1c, 0xde,
0xa7, 0x6c, 0x27, 0xc5, 0x9, 0xe0, 0x65, 0x3, 0x5f, 0xca, 0xc1}
// Check the ASN1 structure for common formatting errors
al := new(asn1.Linter)
e.Append(al.CheckStruct(der))
// Load and parse certificate
d, err := certdata.Load(der)
if err == nil {
// Perform all and only the imported checks
e.Append(checks.Certificate.Check(d))
}
// List all errors
for _, err := range e.List() {
fmt.Printf("%s (%s)\n", err.Error(), d.Type)
}
}