fix application bug
This commit is contained in:
152
vendor/github.com/mholt/certmagic/certificates.go
generated
vendored
152
vendor/github.com/mholt/certmagic/certificates.go
generated
vendored
@@ -46,29 +46,21 @@ type Certificate struct {
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// The hex-encoded hash of this cert's chain's bytes.
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Hash string
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// configs is the list of configs that use or refer to
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// The first one is assumed to be the config that is
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// "in charge" of this certificate (i.e. determines
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// whether it is managed, how it is managed, etc).
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// This field will be populated by cacheCertificate.
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// Only meddle with it if you know what you're doing!
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configs []*Config
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// whether this certificate is under our management
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// Whether this certificate is under our management
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managed bool
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}
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// NeedsRenewal returns true if the certificate is
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// expiring soon or has expired.
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func (c Certificate) NeedsRenewal() bool {
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if c.NotAfter.IsZero() {
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// expiring soon (according to cfg) or has expired.
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func (cert Certificate) NeedsRenewal(cfg *Config) bool {
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if cert.NotAfter.IsZero() {
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return false
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}
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renewDurationBefore := DefaultRenewDurationBefore
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if len(c.configs) > 0 && c.configs[0].RenewDurationBefore > 0 {
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renewDurationBefore = c.configs[0].RenewDurationBefore
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if cfg.RenewDurationBefore > 0 {
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renewDurationBefore = cfg.RenewDurationBefore
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}
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return time.Until(c.NotAfter) < renewDurationBefore
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return time.Until(cert.NotAfter) < renewDurationBefore
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}
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// CacheManagedCertificate loads the certificate for domain into the
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@@ -79,19 +71,30 @@ func (c Certificate) NeedsRenewal() bool {
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//
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// This method is safe for concurrent use.
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func (cfg *Config) CacheManagedCertificate(domain string) (Certificate, error) {
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cert, err := cfg.loadManagedCertificate(domain)
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if err != nil {
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return cert, err
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}
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cfg.certCache.cacheCertificate(cert)
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if cfg.OnEvent != nil {
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cfg.OnEvent("cached_managed_cert", cert.Names)
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}
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return cert, nil
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}
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// loadManagedCertificate loads the managed certificate for domain,
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// but it does not add it to the cache. It just loads from storage.
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func (cfg *Config) loadManagedCertificate(domain string) (Certificate, error) {
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certRes, err := cfg.loadCertResource(domain)
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if err != nil {
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return Certificate{}, err
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}
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cert, err := cfg.makeCertificateWithOCSP(certRes.Certificate, certRes.PrivateKey)
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cert, err := makeCertificateWithOCSP(cfg.Storage, certRes.Certificate, certRes.PrivateKey)
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if err != nil {
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return cert, err
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}
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cert.managed = true
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if cfg.OnEvent != nil {
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cfg.OnEvent("cached_managed_cert", cert.Names)
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}
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return cfg.cacheCertificate(cert), nil
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return cert, nil
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}
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// CacheUnmanagedCertificatePEMFile loads a certificate for host using certFile
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@@ -100,11 +103,11 @@ func (cfg *Config) CacheManagedCertificate(domain string) (Certificate, error) {
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//
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// This method is safe for concurrent use.
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func (cfg *Config) CacheUnmanagedCertificatePEMFile(certFile, keyFile string) error {
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cert, err := cfg.makeCertificateFromDiskWithOCSP(certFile, keyFile)
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cert, err := makeCertificateFromDiskWithOCSP(cfg.Storage, certFile, keyFile)
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if err != nil {
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return err
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}
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cfg.cacheCertificate(cert)
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cfg.certCache.cacheCertificate(cert)
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if cfg.OnEvent != nil {
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cfg.OnEvent("cached_unmanaged_cert", cert.Names)
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}
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@@ -121,14 +124,14 @@ func (cfg *Config) CacheUnmanagedTLSCertificate(tlsCert tls.Certificate) error {
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if err != nil {
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return err
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}
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err = cfg.certCache.stapleOCSP(&cert, nil)
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err = stapleOCSP(cfg.Storage, &cert, nil)
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if err != nil {
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log.Printf("[WARNING] Stapling OCSP: %v", err)
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}
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if cfg.OnEvent != nil {
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cfg.OnEvent("cached_unmanaged_cert", cert.Names)
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}
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cfg.cacheCertificate(cert)
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cfg.certCache.cacheCertificate(cert)
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return nil
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}
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@@ -137,11 +140,11 @@ func (cfg *Config) CacheUnmanagedTLSCertificate(tlsCert tls.Certificate) error {
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//
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// This method is safe for concurrent use.
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func (cfg *Config) CacheUnmanagedCertificatePEMBytes(certBytes, keyBytes []byte) error {
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cert, err := cfg.makeCertificateWithOCSP(certBytes, keyBytes)
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cert, err := makeCertificateWithOCSP(cfg.Storage, certBytes, keyBytes)
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if err != nil {
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return err
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}
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cfg.cacheCertificate(cert)
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cfg.certCache.cacheCertificate(cert)
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if cfg.OnEvent != nil {
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cfg.OnEvent("cached_unmanaged_cert", cert.Names)
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}
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@@ -152,7 +155,7 @@ func (cfg *Config) CacheUnmanagedCertificatePEMBytes(certBytes, keyBytes []byte)
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// certificate and key files. It fills out all the fields in
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// the certificate except for the Managed and OnDemand flags.
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// (It is up to the caller to set those.) It staples OCSP.
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func (cfg *Config) makeCertificateFromDiskWithOCSP(certFile, keyFile string) (Certificate, error) {
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func makeCertificateFromDiskWithOCSP(storage Storage, certFile, keyFile string) (Certificate, error) {
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certPEMBlock, err := ioutil.ReadFile(certFile)
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if err != nil {
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return Certificate{}, err
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@@ -161,7 +164,21 @@ func (cfg *Config) makeCertificateFromDiskWithOCSP(certFile, keyFile string) (Ce
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if err != nil {
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return Certificate{}, err
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}
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return cfg.makeCertificateWithOCSP(certPEMBlock, keyPEMBlock)
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return makeCertificateWithOCSP(storage, certPEMBlock, keyPEMBlock)
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}
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// makeCertificateWithOCSP is the same as makeCertificate except that it also
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// staples OCSP to the certificate.
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func makeCertificateWithOCSP(storage Storage, certPEMBlock, keyPEMBlock []byte) (Certificate, error) {
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cert, err := makeCertificate(certPEMBlock, keyPEMBlock)
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if err != nil {
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return cert, err
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}
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err = stapleOCSP(storage, &cert, certPEMBlock)
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if err != nil {
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log.Printf("[WARNING] Stapling OCSP: %v", err)
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}
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return cert, nil
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}
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// makeCertificate turns a certificate PEM bundle and a key PEM block into
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@@ -169,7 +186,7 @@ func (cfg *Config) makeCertificateFromDiskWithOCSP(certFile, keyFile string) (Ce
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// its struct fields for convenience (except for the OnDemand and Managed
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// flags; it is up to the caller to set those properties!). This function
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// does NOT staple OCSP.
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func (*Config) makeCertificate(certPEMBlock, keyPEMBlock []byte) (Certificate, error) {
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func makeCertificate(certPEMBlock, keyPEMBlock []byte) (Certificate, error) {
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var cert Certificate
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// Convert to a tls.Certificate
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@@ -187,20 +204,6 @@ func (*Config) makeCertificate(certPEMBlock, keyPEMBlock []byte) (Certificate, e
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return cert, nil
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}
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// makeCertificateWithOCSP is the same as makeCertificate except that it also
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// staples OCSP to the certificate.
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func (cfg *Config) makeCertificateWithOCSP(certPEMBlock, keyPEMBlock []byte) (Certificate, error) {
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cert, err := cfg.makeCertificate(certPEMBlock, keyPEMBlock)
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if err != nil {
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return cert, err
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}
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err = cfg.certCache.stapleOCSP(&cert, certPEMBlock)
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if err != nil {
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log.Printf("[WARNING] Stapling OCSP: %v", err)
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}
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return cert, nil
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}
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// fillCertFromLeaf populates metadata fields on cert from tlsCert.
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func fillCertFromLeaf(cert *Certificate, tlsCert tls.Certificate) error {
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if len(tlsCert.Certificate) == 0 {
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@@ -253,11 +256,7 @@ func fillCertFromLeaf(cert *Certificate, tlsCert tls.Certificate) error {
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// means that another instance renewed the certificate in the
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// meantime, and it would be a good idea to simply load the cert
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// into our cache rather than repeating the renewal process again.
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func managedCertInStorageExpiresSoon(cert Certificate) (bool, error) {
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if len(cert.configs) == 0 {
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return false, fmt.Errorf("no configs for certificate")
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}
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cfg := cert.configs[0]
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func (cfg *Config) managedCertInStorageExpiresSoon(cert Certificate) (bool, error) {
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certRes, err := cfg.loadCertResource(cert.Names[0])
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if err != nil {
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return false, err
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@@ -274,54 +273,17 @@ func managedCertInStorageExpiresSoon(cert Certificate) (bool, error) {
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return timeLeft < cfg.RenewDurationBefore, nil
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}
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// cacheCertificate adds cert to the in-memory cache. If a certificate
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// with the same hash is already cached, it is NOT overwritten; instead,
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// cfg is added to the existing certificate's list of configs if not
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// already in the list. Then all the names on cert are used to add
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// entries to cfg.certificates (the config's name lookup map).
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// Then the certificate is stored/updated in the cache. It returns
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// a copy of the certificate that ends up being stored in the cache.
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//
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// It is VERY important, even for some test cases, that the Hash field
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// of the cert be set properly.
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//
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// This function is safe for concurrent use.
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func (cfg *Config) cacheCertificate(cert Certificate) Certificate {
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cfg.certCache.mu.Lock()
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defer cfg.certCache.mu.Unlock()
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// if this certificate already exists in the cache,
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// use it instead of overwriting it -- very important!
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if existingCert, ok := cfg.certCache.cache[cert.Hash]; ok {
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cert = existingCert
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// reloadManagedCertificate reloads the certificate corresponding to the name(s)
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// on oldCert into the cache, from storage. This also replaces the old certificate
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// with the new one, so that all configurations that used the old cert now point
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// to the new cert.
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func (cfg *Config) reloadManagedCertificate(oldCert Certificate) error {
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newCert, err := cfg.loadManagedCertificate(oldCert.Names[0])
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if err != nil {
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return fmt.Errorf("loading managed certificate for %v from storage: %v", oldCert.Names, err)
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}
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// attach this config to the certificate so we know which
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// configs are referencing/using the certificate, but don't
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// duplicate entries
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var found bool
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for _, c := range cert.configs {
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if c == cfg {
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found = true
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break
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}
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}
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if !found {
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cert.configs = append(cert.configs, cfg)
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}
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// key the certificate by all its names for this config only,
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// this is how we find the certificate during handshakes
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// (yes, if certs overlap in the names they serve, one will
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// overwrite another here, but that's just how it goes)
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for _, name := range cert.Names {
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cfg.certificates[NormalizedName(name)] = cert.Hash
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}
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// store the certificate
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cfg.certCache.cache[cert.Hash] = cert
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return cert
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cfg.certCache.replaceCertificate(oldCert, newCert)
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return nil
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}
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// HostQualifies returns true if the hostname alone
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