然后使用以下 *** 从 apache 切换到 nginx https://www.digitalocean.com/community/tutorials/how-to-secure-nginx-with-let-s-encrypt-on-ubuntu-14-04
***一切都很好。但现在 facebook 调试器给了我：Curl 错误：SSL_CACERT SSL 证书问题：无法获得本地颁发者证书
***问题：我如何从您的证书颁发机构重新下载所有证书并在我的情况下制作一个新的捆绑包？
Alexs-MacBook-Air:~ alex$ openssl s_client -connect goeasysmile.com:443
CONNECTED(00000003)
depth=0 /CN=goeasysmile.com
verify error:num=20:unable to get local issuer certificate
verify return:1
depth=0 /CN=goeasysmile.com
verify error:num=27:certificate not trusted
verify return:1
depth=0 /CN=goeasysmile.com
verify error:num=21:unable to verify the first certificate
verify return:1
---
Certificate chain
0 s:/CN=goeasysmile.com
i:/C=US/O=Let's Encrypt/CN=Let's Encrypt Authority X3
---
Server certificate
-----BEGIN CERTIFICATE-----
MIIFFjCCA/6gAwIBAgISBPstpF9NiACN8vtDkMYUsZ/fMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xNzA5MjExMTIwMDBaFw0x
NzEyMjAxMTIwMDBaMBoxGDAWBgNVBAMTD2dvZWFzeXNtaWxlLmNvbTCCASIwDQYJ
KoZIhvcNAQEBBQADggEPADCCAQoCggEBAKxogeMt8i4wigwQX8idtb4NsBsjY8Aa
huTiGBi+99WVFUU8v6yAIQew+Q2Csd0cxF3Iq6I4pajEzqb/tTYXXVGLL7isdwRG
pRbhcrkF4Urxk3BhdP6f/7QCMkp4/H3knvKBa+cugZXQ3lz/73uVQ6F+bC7ZEp2U
mSkMGS1NT5bPiPML8KOLhOpIT0rj03e3T2PA8oy+TheI8pZ4E+LVnS4qzbas6PN/
ijgfG/ev/C62zmlwz+Dfe8UbiZ0sAmOQ/Q7/a2iaxZBiX+ZTMHGtv4cEd+2p8knn
ZQ+ZM/pmzYyU8o+NlykN2/joY7FlRMDEBJdnstf42OSQGtFWI1CCjv0CAwEAAaOC
AiQwggIgMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYB
BQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUFJk9G1tyeWd/7eHnbYuKRLMn …