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add option to avoid using dns wildcard cert

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This commit is contained in:
Jean-Marie 'Histausse' Mineau 2024-02-17 00:37:26 +01:00
parent 7e80ade24b
commit 83b1c4f9e4
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GPG key ID: B66AEEDA9B645AD2
7 changed files with 28 additions and 4 deletions
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5
cli/flags.go
View file

@ -178,6 +178,11 @@ var (
Usage: "Use DNS-Challenge for main domain. Read more at: https://go-acme.github.io/lego/dns/",
EnvVars: []string{"DNS_PROVIDER"},
},
&cli.BoolFlag{
Name: "no-dns-01",
Usage: "Always use individual certificats instead of a DNS-01 wild card certificate",
EnvVars: []string{"NO_DNS_01"},
},
&cli.StringFlag{
Name: "acme-account-config",
Usage: "json file of acme account",

1
config/config.go
View file

@ -42,5 +42,6 @@ type ACMEConfig struct {
EAB_HMAC string
EAB_KID string
DNSProvider string
NoDNS01 bool `default:"false"`
AccountConfigFile string `default:"acme-account.json"`
}

3
config/setup.go
View file

@ -141,6 +141,9 @@ func mergeACMEConfig(ctx *cli.Context, config *ACMEConfig) {
if ctx.IsSet("dns-provider") {
config.DNSProvider = ctx.String("dns-provider")
}
if ctx.IsSet("no-dns-01") {
config.NoDNS01 = ctx.Bool("no-dns-01")
}
if ctx.IsSet("acme-account-config") {
config.AccountConfigFile = ctx.String("acme-account-config")
}

7
config/setup_test.go
View file

@ -166,6 +166,7 @@ func TestMergeConfigShouldReplaceAllExistingValuesGivenAllArgsExist(t *testing.T
EAB_HMAC: "original",
EAB_KID: "original",
DNSProvider: "original",
NoDNS01: false,
AccountConfigFile: "original",
},
}
@ -205,6 +206,7 @@ func TestMergeConfigShouldReplaceAllExistingValuesGivenAllArgsExist(t *testing.T
EAB_HMAC: "changed",
EAB_KID: "changed",
DNSProvider: "changed",
NoDNS01: true,
AccountConfigFile: "changed",
},
}
@ -243,6 +245,7 @@ func TestMergeConfigShouldReplaceAllExistingValuesGivenAllArgsExist(t *testing.T
"--acme-eab-hmac", "changed",
"--acme-eab-kid", "changed",
"--dns-provider", "changed",
"--no-dns-01",
"--acme-account-config", "changed",
},
)
@ -517,6 +520,7 @@ func TestMergeACMEConfigShouldReplaceAllExistingValuesGivenAllArgsExist(t *testi
EAB_HMAC: "original",
EAB_KID: "original",
DNSProvider: "original",
NoDNS01: false,
AccountConfigFile: "original",
}
@ -530,6 +534,7 @@ func TestMergeACMEConfigShouldReplaceAllExistingValuesGivenAllArgsExist(t *testi
EAB_HMAC: "changed",
EAB_KID: "changed",
DNSProvider: "changed",
NoDNS01: true,
AccountConfigFile: "changed",
}
@ -545,6 +550,7 @@ func TestMergeACMEConfigShouldReplaceAllExistingValuesGivenAllArgsExist(t *testi
"--acme-eab-hmac", "changed",
"--acme-eab-kid", "changed",
"--dns-provider", "changed",
"--no-dns-01",
"--acme-account-config", "changed",
},
)
@ -563,6 +569,7 @@ func TestMergeACMEConfigShouldReplaceOnlyOneValueExistingValueGivenOnlyOneArgExi
{args: []string{"--acme-eab-hmac", "changed"}, callback: func(gc *ACMEConfig) { gc.EAB_HMAC = "changed" }},
{args: []string{"--acme-eab-kid", "changed"}, callback: func(gc *ACMEConfig) { gc.EAB_KID = "changed" }},
{args: []string{"--dns-provider", "changed"}, callback: func(gc *ACMEConfig) { gc.DNSProvider = "changed" }},
{args: []string{"--no-dns-01"}, callback: func(gc *ACMEConfig) { gc.NoDNS01 = true }},
{args: []string{"--acme-account-config", "changed"}, callback: func(gc *ACMEConfig) { gc.AccountConfigFile = "changed" }},
}

4
server/acme/client.go
View file

@ -13,8 +13,8 @@ var ErrAcmeMissConfig = errors.New("ACME client has wrong config")
func CreateAcmeClient(cfg config.ACMEConfig, enableHTTPServer bool, challengeCache cache.ICache) (*certificates.AcmeClient, error) {
// check config
if (!cfg.AcceptTerms || cfg.DNSProvider == "") && cfg.APIEndpoint != "https://acme.mock.directory" {
return nil, fmt.Errorf("%w: you must set $ACME_ACCEPT_TERMS and $DNS_PROVIDER, unless $ACME_API is set to https://acme.mock.directory", ErrAcmeMissConfig)
if (!cfg.AcceptTerms || (cfg.DNSProvider == "" && !cfg.NoDNS01)) && cfg.APIEndpoint != "https://acme.mock.directory" {
return nil, fmt.Errorf("%w: you must set $ACME_ACCEPT_TERMS and $DNS_PROVIDER or $NO_DNS_01, unless $ACME_API is set to https://acme.mock.directory", ErrAcmeMissConfig)
}
if cfg.EAB_HMAC != "" && cfg.EAB_KID == "" {
return nil, fmt.Errorf("%w: ACME_EAB_HMAC also needs ACME_EAB_KID to be set", ErrAcmeMissConfig)

11
server/certificates/certificates.go
View file

@ -33,6 +33,7 @@ func TLSConfig(mainDomainSuffix string,
firstDefaultBranch string,
keyCache, challengeCache, dnsLookupCache, canonicalDomainCache cache.ICache,
certDB database.CertDB,
noDNS01 bool,
) *tls.Config {
return &tls.Config{
// check DNS name & get certificate from Let's Encrypt
@ -64,9 +65,15 @@ func TLSConfig(mainDomainSuffix string,
targetOwner := ""
mayObtainCert := true
if strings.HasSuffix(domain, mainDomainSuffix) || strings.EqualFold(domain, mainDomainSuffix[1:]) {
// deliver default certificate for the main domain (*.codeberg.page)
domain = mainDomainSuffix
if noDNS01 {
//TODO check if the domain is served to avoid DOSing ourseflve
mayObtainCert = true
} else {
// deliver default certificate for the main domain (*.codeberg.page)
domain = mainDomainSuffix
}
} else {
var targetRepo, targetBranch string
targetOwner, targetRepo, targetBranch = dnsutils.GetTargetFromDNS(domain, mainDomainSuffix, firstDefaultBranch, dnsLookupCache)

1
server/startup.go
View file

@ -110,6 +110,7 @@ func Serve(ctx *cli.Context) error {
cfg.Server.PagesBranches[0],
keyCache, challengeCache, dnsLookupCache, canonicalDomainCache,
certDB,
cfg.ACME.NoDNS01,
))
interval := 12 * time.Hour