Home >Backend Development >PHP Tutorial >rsa - php openssl 函数不能用?
<code>extension_loaded('openssl') or die('openssl扩展未安装'); $pukey='-----BEGIN PUBLIC KEY----- MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCivkFM06PJ2agLiF3rMyItmXbC 756SnYzJCPF2sBfUqxi8U/TFY72y5U4EdbgQMF+aP4ldBPUYpCXE7R6oQ96AEx/I NCj9MDxGspXONXT4aPEkfNo7od0LzdLTLg+tdJklk7gti8jZg7kmuW3eG367KdEm 58Q116H+FI1D48kTNwIDAQAB -----END PUBLIC KEY----- '; $pikey='-----BEGIN RSA PRIVATE KEY----- MIICXgIBAAKBgQCivkFM06PJ2agLiF3rMyItmXbC756SnYzJCPF2sBfUqxi8U/TF Y72y5U4EdbgQMF+aP4ldBPUYpCXE7R6oQ96AEx/INCj9MDxGspXONXT4aPEkfNo7 od0LzdLTLg+tdJklk7gti8jZg7kmuW3eG367KdEm58Q116H+FI1D48kTNwIDAQAB AoGBAJFLySMdRPr+n0CEpE1LnrUVcWmC45FEpiAKIwJzHyOZCgGB92OPtBqXDPuA Wi/h8EjXdv0cYvJ4Atx5U0ipJ2jGrnBsxOx2pDj5TfrobNlaLlvK0N3Gqrb3l5kW XUAJHe9kBReyNaenwkUPnMJ00QHReUUqtxCieM6trEicj9IxAkEAzgage1kFsDSs tFxskHiADwKS4zoILMQ6LYY+1k7L+znRcU3k/a+/KiBzUIfOeDg2wcS60tknPqt0 cS8KWcvtWQJBAMo38psD8rTtg30mdSJpldlcuXQVUuDKnggseszeWKZaumE3H/pL 3XiT8zkl5UdNJ/N2AdeRRoPisxrJQ48bIw8CQFJy3nheaONaQR8wuZWbU4wuOIBM sgbQRIQBbFYxVHpmagXQ6WoIkhUWxW8d2ifMP0WOKEHG+2ieDsxYyeijrokCQQCg 5ldhRIjvsTS4dcsp8H1NEFx3oyfouQ95TXsAW8KJyxMVmzkUfRzhfkc/J4oBa8Do FPNuRKeo9M6x94aL7Xm9AkEApj3ixqfITd8gl1EO+mZb5rUgnW9nR37ExiQSMihO pRQh1Igfmm90d+i7KYcTImwj5F5ofZS/Kvb737VRKLlJ6A== -----END RSA PRIVATE KEY-----'; var_dump(openssl_pkey_get_private($pikey)); var_dump(openssl_pkey_get_public($pukey));</code>
phpinfo();可看到openssl 扩展已安装
但是所有 openssl_* 函数都返回 false,
<code>extension_loaded('openssl') or die('openssl扩展未安装'); $pukey='-----BEGIN PUBLIC KEY----- MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCivkFM06PJ2agLiF3rMyItmXbC 756SnYzJCPF2sBfUqxi8U/TFY72y5U4EdbgQMF+aP4ldBPUYpCXE7R6oQ96AEx/I NCj9MDxGspXONXT4aPEkfNo7od0LzdLTLg+tdJklk7gti8jZg7kmuW3eG367KdEm 58Q116H+FI1D48kTNwIDAQAB -----END PUBLIC KEY----- '; $pikey='-----BEGIN RSA PRIVATE KEY----- MIICXgIBAAKBgQCivkFM06PJ2agLiF3rMyItmXbC756SnYzJCPF2sBfUqxi8U/TF Y72y5U4EdbgQMF+aP4ldBPUYpCXE7R6oQ96AEx/INCj9MDxGspXONXT4aPEkfNo7 od0LzdLTLg+tdJklk7gti8jZg7kmuW3eG367KdEm58Q116H+FI1D48kTNwIDAQAB AoGBAJFLySMdRPr+n0CEpE1LnrUVcWmC45FEpiAKIwJzHyOZCgGB92OPtBqXDPuA Wi/h8EjXdv0cYvJ4Atx5U0ipJ2jGrnBsxOx2pDj5TfrobNlaLlvK0N3Gqrb3l5kW XUAJHe9kBReyNaenwkUPnMJ00QHReUUqtxCieM6trEicj9IxAkEAzgage1kFsDSs tFxskHiADwKS4zoILMQ6LYY+1k7L+znRcU3k/a+/KiBzUIfOeDg2wcS60tknPqt0 cS8KWcvtWQJBAMo38psD8rTtg30mdSJpldlcuXQVUuDKnggseszeWKZaumE3H/pL 3XiT8zkl5UdNJ/N2AdeRRoPisxrJQ48bIw8CQFJy3nheaONaQR8wuZWbU4wuOIBM sgbQRIQBbFYxVHpmagXQ6WoIkhUWxW8d2ifMP0WOKEHG+2ieDsxYyeijrokCQQCg 5ldhRIjvsTS4dcsp8H1NEFx3oyfouQ95TXsAW8KJyxMVmzkUfRzhfkc/J4oBa8Do FPNuRKeo9M6x94aL7Xm9AkEApj3ixqfITd8gl1EO+mZb5rUgnW9nR37ExiQSMihO pRQh1Igfmm90d+i7KYcTImwj5F5ofZS/Kvb737VRKLlJ6A== -----END RSA PRIVATE KEY-----'; var_dump(openssl_pkey_get_private($pikey)); var_dump(openssl_pkey_get_public($pukey));</code>
phpinfo();可看到openssl 扩展已安装
但是所有 openssl_* 函数都返回 false,
用这个命令试试呢
<code>php -m|grep openssl</code>