"certificate signed by unknown authority" Displayed When Installing Gox

Symptom

The error message "x509: certificate signed by unknown authority" is displayed when installing gox.

Key Process and Cause Analysis

The system cannot identify the root certificate.

Conclusion and Solution

1. Create a certificate file.

   vim /etc/pki/ca-trust/source/anchors/huawei.crt

2. Press i to enter the insert mode and add the following content to the file:

   -----BEGIN CERTIFICATE-----
   MIID2TCCAsGgAwIBAgIJALQPO9XxFFZmMA0GCSqGSIb3DQEBCwUAMIGCMQswCQYD
   VQQGEwJjbjESMBAGA1UECAwJR3VhbmdEb25nMREwDwYDVQQHDAhTaGVuemhlbjEP
   MA0GA1UECgwGSHVhd2VpMQswCQYDVQQLDAJJVDEuMCwGA1UEAwwlSHVhd2VpIFdl
   YiBTZWN1cmUgSW50ZXJuZXQgR2F0ZXdheSBDQTAeFw0xNjA1MTAwOTAyMjdaFw0y
   NjA1MDgwOTAyMjdaMIGCMQswCQYDVQQGEwJjbjESMBAGA1UECAwJR3VhbmdEb25n
   MREwDwYDVQQHDAhTaGVuemhlbjEPMA0GA1UECgwGSHVhd2VpMQswCQYDVQQLDAJJ
   VDEuMCwGA1UEAwwlSHVhd2VpIFdlYiBTZWN1cmUgSW50ZXJuZXQgR2F0ZXdheSBD
   QTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBANk9kMn2ivB+6Lp23PIX
   OaQ3Z7YfXvBH5HfecFOo18b9jC1DhZ3v5URScjzkg8bb616WS00E9oVyvcaGXuL4
   Q0ztCwOszF0YwcQlnoLBpAqq6v5kJgXLvGfjx+FKVjFcHVVlVJeJviPgGm4/2FLh
   odoreBqPRAfLRuSJ5U+VvgYipKMswTXh7fAK/2LkTf1dpWNvRsoXVm692uFkGuNx
   dCdUHYCI5rl6TqMXht/ZINiclroQLkd0gJKhDVmnygEjwAJMMiJ5Z+Tltc6WZoMD
   lrjETdpkY6e/qPhzutxDJv5XH9nXN33Eu9VgE1fVEFUGequcFXX7LXSHE1lzFeae
   rG0CAwEAAaNQME4wHQYDVR0OBBYEFDB6DZZX4Am+isCoa48e4ZdrAXpsMB8GA1Ud
   IwQYMBaAFDB6DZZX4Am+isCoa48e4ZdrAXpsMAwGA1UdEwQFMAMBAf8wDQYJKoZI
   hvcNAQELBQADggEBAKN9kSjRX56yw2Ku5Mm3gZu/kQQw+mLkIuJEeDwS6LWjW0Hv
   3l3xlv/Uxw4hQmo6OXqQ2OM4dfIJoVYKqiLlBCpXvO/X600rq3UPediEMaXkmM+F
   tuJnoPCXmew7QvvQQvwis+0xmhpRPg0N6xIK01vIbAV69TkpwJW3dujlFuRJgSvn
   rRab4gVi14x+bUgTb6HCvDH99PhADvXOuI1mk6Kb/JhCNbhRAHezyfLrvimxI0Ky
   2KZWitN+M1UWvSYG8jmtDm+/FuA93V1yErRjKj92egCgMlu67lliddt7zzzzqW+U
   QLU0ewUmUHQsV5mk62v1e8sRViHBlB2HJ3DU5gE=
   -----END CERTIFICATE-----

3. Press Esc, type :wq!, and press Enter to save the file and exit.
4. Update the CA file.

   update-ca-trust extract

5. View the certificate file.

   cat /etc/pki/ca-trust/source/anchors/huawei.crt

6. Run the command again to obtain and install gox.

   go get github.com/mitchellh/gox