curl调用接口方法

通过curl -h我们可以获取到所有curl的命令以及其用法描述。

Usage: curl [options...] <url>
Options: (H) means HTTP/HTTPS only, (F) means FTP only--anyauth       Pick "any" authentication method (H) 可以使用“任何”身份验证方法-a, --append        Append to target file when uploading (F/SFTP)  上传文件时，附加到目标文件--basic         Use HTTP Basic Authentication (H)  使用HTTP基本验证--cacert FILE   CA certificate to verify peer against (SSL) --capath DIR    CA directory to verify peer against (SSL)-E, --cert CERT[:PASSWD]  Client certificate file and password (SSL)--cert-status   Verify the status of the server certificate (SSL)--cert-type TYPE  Certificate file type (DER/PEM/ENG) (SSL)--ciphers LIST  SSL ciphers to use (SSL)--compressed    Request compressed response (using deflate or gzip)-K, --config FILE   Read config from FILE--connect-timeout SECONDS  Maximum time allowed for connection--connect-to HOST1:PORT1:HOST2:PORT2 Connect to host (network level)-C, --continue-at OFFSET  Resumed transfer OFFSET-b, --cookie STRING/FILE  Read cookies from STRING/FILE (H)-c, --cookie-jar FILE  Write cookies to FILE after operation (H)--create-dirs   Create necessary local directory hierarchy--crlf          Convert LF to CRLF in upload--crlfile FILE  Get a CRL list in PEM format from the given file-d, --data DATA     HTTP POST data (H)  HTTP POST方式传送数据--data-raw DATA  HTTP POST data, '@' allowed (H)--data-ascii DATA  HTTP POST ASCII data (H)--data-binary DATA  HTTP POST binary data (H)--data-urlencode DATA  HTTP POST data url encoded (H)--delegation STRING  GSS-API delegation permission--digest        Use HTTP Digest Authentication (H)--disable-eprt  Inhibit using EPRT or LPRT (F)--disable-epsv  Inhibit using EPSV (F)--dns-servers   DNS server addrs to use: 1.1.1.1;2.2.2.2--dns-interface  Interface to use for DNS requests--dns-ipv4-addr  IPv4 address to use for DNS requests, dot notation--dns-ipv6-addr  IPv6 address to use for DNS requests, dot notation-D, --dump-header FILE  Write the received headers to FILE--egd-file FILE  EGD socket path for random data (SSL)--engine ENGINE  Crypto engine (use "--engine list" for list) (SSL)--expect100-timeout SECONDS How long to wait for 100-continue (H)-f, --fail          Fail silently (no output at all) on HTTP errors (H)--fail-early    Fail on first transfer error, do not continue--false-start   Enable TLS False Start.-F, --form CONTENT  Specify HTTP multipart POST data (H)--form-string STRING  Specify HTTP multipart POST data (H)--ftp-account DATA  Account data string (F)--ftp-alternative-to-user COMMAND  String to replace "USER [name]" (F)--ftp-create-dirs  Create the remote dirs if not present (F)--ftp-method [MULTICWD/NOCWD/SINGLECWD]  Control CWD usage (F)--ftp-pasv      Use PASV/EPSV instead of PORT (F)-P, --ftp-port ADR  Use PORT with given address instead of PASV (F)--ftp-skip-pasv-ip  Skip the IP address for PASV (F)--ftp-pret      Send PRET before PASV (for drftpd) (F)--ftp-ssl-ccc   Send CCC after authenticating (F)--ftp-ssl-ccc-mode ACTIVE/PASSIVE  Set CCC mode (F)--ftp-ssl-control  Require SSL/TLS for FTP login, clear for transfer (F)-G, --get           Send the -d data with a HTTP GET (H)-g, --globoff       Disable URL sequences and ranges using {} and []-H, --header LINE   Pass custom header LINE to server (H)-I, --head          Show document info only-h, --help          This help text--hostpubmd5 MD5  Hex-encoded MD5 string of the host public key. (SSH)-0, --http1.0       Use HTTP 1.0 (H)--http1.1       Use HTTP 1.1 (H)--http2         Use HTTP 2 (H)--http2-prior-knowledge  Use HTTP 2 without HTTP/1.1 Upgrade (H)--ignore-content-length  Ignore the HTTP Content-Length header-i, --include       Include protocol headers in the output (H/F)-k, --insecure      Allow connections to SSL sites without certs (H)--interface INTERFACE  Use network INTERFACE (or address)-4, --ipv4          Resolve name to IPv4 address-6, --ipv6          Resolve name to IPv6 address-j, --junk-session-cookies  Ignore session cookies read from file (H)--keepalive-time SECONDS  Wait SECONDS between keepalive probes--key KEY       Private key file name (SSL/SSH)--key-type TYPE  Private key file type (DER/PEM/ENG) (SSL)--krb LEVEL     Enable Kerberos with security LEVEL (F)--libcurl FILE  Dump libcurl equivalent code of this command line--limit-rate RATE  Limit transfer speed to RATE-l, --list-only     List only mode (F/POP3)--local-port RANGE  Force use of RANGE for local port numbers-L, --location      Follow redirects (H)--location-trusted  Like '--location', and send auth to other hosts (H)--login-options OPTIONS  Server login options (IMAP, POP3, SMTP)-M, --manual        Display the full manual--mail-from FROM  Mail from this address (SMTP)--mail-rcpt TO  Mail to this/these addresses (SMTP)--mail-auth AUTH  Originator address of the original email (SMTP)--max-filesize BYTES  Maximum file size to download (H/F)--max-redirs NUM  Maximum number of redirects allowed (H)-m, --max-time SECONDS  Maximum time allowed for the transfer--metalink      Process given URLs as metalink XML file--negotiate     Use HTTP Negotiate (SPNEGO) authentication (H)-n, --netrc         Must read .netrc for user name and password--netrc-optional  Use either .netrc or URL; overrides -n--netrc-file FILE  Specify FILE for netrc-:, --next          Allows the following URL to use a separate set of options--no-alpn       Disable the ALPN TLS extension (H)-N, --no-buffer     Disable buffering of the output stream--no-keepalive  Disable keepalive use on the connection--no-npn        Disable the NPN TLS extension (H)--no-sessionid  Disable SSL session-ID reusing (SSL)--noproxy       List of hosts which do not use proxy--ntlm          Use HTTP NTLM authentication (H)--ntlm-wb       Use HTTP NTLM authentication with winbind (H)--oauth2-bearer TOKEN  OAuth 2 Bearer Token (IMAP, POP3, SMTP)-o, --output FILE   Write to FILE instead of stdout--pass PASS     Pass phrase for the private key (SSL/SSH)--path-as-is    Do not squash .. sequences in URL path--pinnedpubkey FILE/HASHES Public key to verify peer against (SSL)--post301       Do not switch to GET after following a 301 redirect (H)--post302       Do not switch to GET after following a 302 redirect (H)--post303       Do not switch to GET after following a 303 redirect (H)--preproxy [PROTOCOL://]HOST[:PORT] Proxy before HTTP(S) proxy-#, --progress-bar  Display transfer progress as a progress bar--proto PROTOCOLS  Enable/disable PROTOCOLS--proto-default PROTOCOL  Use PROTOCOL for any URL missing a scheme--proto-redir PROTOCOLS   Enable/disable PROTOCOLS on redirect-x, --proxy [PROTOCOL://]HOST[:PORT]  Use proxy on given port--proxy-anyauth  Pick "any" proxy authentication method (H)--proxy-basic   Use Basic authentication on the proxy (H)--proxy-digest  Use Digest authentication on the proxy (H)--proxy-cacert FILE CA certificate to verify peer against for proxy (SSL)--proxy-capath DIR CA directory to verify peer against for proxy (SSL)--proxy-cert CERT[:PASSWD] Client certificate file and password for proxy (SSL)--proxy-cert-type TYPE Certificate file type (DER/PEM/ENG) for proxy (SSL)--proxy-ciphers LIST SSL ciphers to use for proxy (SSL)--proxy-crlfile FILE Get a CRL list in PEM format from the given file for proxy--proxy-insecure Allow connections to SSL sites without certs for proxy (H)--proxy-key KEY Private key file name for proxy (SSL)--proxy-key-type TYPE Private key file type for proxy (DER/PEM/ENG) (SSL)--proxy-negotiate  Use HTTP Negotiate (SPNEGO) authentication on the proxy (H)--proxy-ntlm    Use NTLM authentication on the proxy (H)--proxy-header LINE Pass custom header LINE to proxy (H)--proxy-pass PASS Pass phrase for the private key for proxy (SSL)--proxy-ssl-allow-beast Allow security flaw to improve interop for proxy (SSL)--proxy-tlsv1   Use TLSv1 for proxy (SSL)--proxy-tlsuser USER TLS username for proxy--proxy-tlspassword STRING TLS password for proxy--proxy-tlsauthtype STRING TLS authentication type for proxy (default SRP)--proxy-service-name NAME  SPNEGO proxy service name--service-name NAME  SPNEGO service name-U, --proxy-user USER[:PASSWORD]  Proxy user and password--proxy1.0 HOST[:PORT]  Use HTTP/1.0 proxy on given port-p, --proxytunnel   Operate through a HTTP proxy tunnel (using CONNECT)--pubkey KEY    Public key file name (SSH)-Q, --quote CMD     Send command(s) to server before transfer (F/SFTP)--random-file FILE  File for reading random data from (SSL)-r, --range RANGE   Retrieve only the bytes within RANGE--raw           Do HTTP "raw"; no transfer decoding (H)-e, --referer       Referer URL (H)-J, --remote-header-name  Use the header-provided filename (H)-O, --remote-name   Write output to a file named as the remote file--remote-name-all  Use the remote file name for all URLs-R, --remote-time   Set the remote file's time on the local output-X, --request COMMAND  Specify request command to use--resolve HOST:PORT:ADDRESS  Force resolve of HOST:PORT to ADDRESS--retry NUM   Retry request NUM times if transient problems occur--retry-connrefused  Retry on connection refused (use with --retry)--retry-delay SECONDS  Wait SECONDS between retries--retry-max-time SECONDS  Retry only within this period--sasl-ir       Enable initial response in SASL authentication-S, --show-error    Show error. With -s, make curl show errors when they occur-s, --silent        Silent mode (don't output anything)--socks4 HOST[:PORT]  SOCKS4 proxy on given host + port--socks4a HOST[:PORT]  SOCKS4a proxy on given host + port--socks5 HOST[:PORT]  SOCKS5 proxy on given host + port--socks5-hostname HOST[:PORT]  SOCKS5 proxy, pass host name to proxy--socks5-gssapi-service NAME  SOCKS5 proxy service name for GSS-API--socks5-gssapi-nec  Compatibility with NEC SOCKS5 server-Y, --speed-limit RATE  Stop transfers below RATE for 'speed-time' secs-y, --speed-time SECONDS  Trigger 'speed-limit' abort after SECONDS (default: 30)--ssl           Try SSL/TLS (FTP, IMAP, POP3, SMTP)--ssl-reqd      Require SSL/TLS (FTP, IMAP, POP3, SMTP)-2, --sslv2         Use SSLv2 (SSL)-3, --sslv3         Use SSLv3 (SSL)--ssl-allow-beast  Allow security flaw to improve interop (SSL)--ssl-no-revoke    Disable cert revocation checks (WinSSL)--stderr FILE   Where to redirect stderr (use "-" for stdout)--suppress-connect-headers  Suppress proxy CONNECT response headers--tcp-nodelay   Use the TCP_NODELAY option--tcp-fastopen  Use TCP Fast Open-t, --telnet-option OPT=VAL  Set telnet option--tftp-blksize VALUE  Set TFTP BLKSIZE option (must be >512)--tftp-no-options  Do not send TFTP options requests-z, --time-cond TIME   Transfer based on a time condition-1, --tlsv1         Use >= TLSv1 (SSL)--tlsv1.0       Use TLSv1.0 (SSL)--tlsv1.1       Use TLSv1.1 (SSL)--tlsv1.2       Use TLSv1.2 (SSL)--tlsv1.3       Use TLSv1.3 (SSL)--tls-max VERSION  Use TLS up to VERSION (SSL)--trace FILE    Write a debug trace to FILE--trace-ascii FILE  Like --trace, but without hex output--trace-time    Add time stamps to trace/verbose output--tr-encoding   Request compressed transfer encoding (H)-T, --upload-file FILE  Transfer FILE to destination--url URL       URL to work with-B, --use-ascii     Use ASCII/text transfer 使用ASCII文本传输-u, --user USER[:PASSWORD]  Server user and password--tlsuser USER  TLS username--tlspassword STRING  TLS password--tlsauthtype STRING  TLS authentication type (default: SRP)--unix-socket PATH    Connect through this Unix domain socket--abstract-unix-socket PATH Connect to an abstract Unix domain socket-A, --user-agent STRING  Send User-Agent STRING to server (H)-v, --verbose       Make the operation more talkative-V, --version       Show version number and quit-w, --write-out FORMAT  Use output FORMAT after completion--xattr         Store metadata in extended file attributes-q, --disable       Disable .curlrc (must be first parameter)

以下介绍几种简单的命令

curl url(获取该网址的文本信息)

curl www.zhujy.com

这就是获取的www.zhujy.com信息
<!DOCTYPE html>
<html>
<head>
<title>Welcome to nginx!</title>
<style>body {width: 35em;margin: 0 auto;font-family: Tahoma, Verdana, Arial, sans-serif;}
</style>
</head>
<body>
<h1>Welcome to nginx!</h1>
<p>If you see this page, the nginx web server is successfully installed and
working. Further configuration is required.</p><p>For online documentation and support please refer to
<a href="http://nginx.org/">nginx.org</a>.<br/>
Commercial support is available at
<a href="http://nginx.com/">nginx.com</a>.</p><p><em>Thank you for using nginx.</em></p>
</body>
</html>

curl -i url(获取该网址的文本信息以及协议头部信息)

curl  -i www.zhujy.com

这就是获取的www.zhujy.com文本信息以及协议头部信息。
HTTP/1.1 200 OK
Server: nginx/1.14.0
Date: Mon, 11 Mar 2019 02:06:55 GMT
Content-Type: text/html
Content-Length: 612
Last-Modified: Mon, 29 Oct 2018 09:52:22 GMT
Connection: keep-alive
ETag: "5bd6d856-264"
Accept-Ranges: bytes<!DOCTYPE html>
<html>
<head>
<title>Welcome to nginx!</title>
<style>body {width: 35em;margin: 0 auto;font-family: Tahoma, Verdana, Arial, sans-serif;}
</style>
</head>
<body>
<h1>Welcome to nginx!</h1>
<p>If you see this page, the nginx web server is successfully installed and
working. Further configuration is required.</p><p>For online documentation and support please refer to
<a href="http://nginx.org/">nginx.org</a>.<br/>
Commercial support is available at
<a href="http://nginx.com/">nginx.com</a>.</p><p><em>Thank you for using nginx.</em></p>
</body>
</html>

curl -x proxy url(使用代理获取网页文本信息)

curl -x 47.94.151.148:80 zhujy.com.cn

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd"><html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en"><head><title>Test Page for the Nginx HTTP Server on Fedora</title><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><style type="text/css">/*<![CDATA[*/body {background-color: #fff;color: #000;font-size: 0.9em;font-family: sans-serif,helvetica;margin: 0;padding: 0;}:link {color: #c00;}:visited {color: #c00;}a:hover {color: #f50;}h1 {text-align: center;margin: 0;padding: 0.6em 2em 0.4em;background-color: #294172;color: #fff;font-weight: normal;font-size: 1.75em;border-bottom: 2px solid #000;}h1 strong {font-weight: bold;font-size: 1.5em;}h2 {text-align: center;background-color: #3C6EB4;font-size: 1.1em;font-weight: bold;color: #fff;margin: 0;padding: 0.5em;border-bottom: 2px solid #294172;}hr {display: none;}.content {padding: 1em 5em;}.alert {border: 2px solid #000;}img {border: 2px solid #fff;padding: 2px;margin: 2px;}a:hover img {border: 2px solid #294172;}.logos {margin: 1em;text-align: center;}/*]]>*/</style></head><body><h1>Welcome to <strong>nginx</strong> on Fedora!</h1><div class="content"><p>This page is used to test the proper operation of the<strong>nginx</strong> HTTP server after it has beeninstalled. If you can read this page, it means that theweb server installed at this site is workingproperly.</p><div class="alert"><h2>Website Administrator</h2><div class="content"><p>This is the default <tt>index.html</tt> page thatis distributed with <strong>nginx</strong> onFedora.  It is located in<tt>/usr/share/nginx/html</tt>.</p><p>You should now put your content in a location ofyour choice and edit the <tt>root</tt> configurationdirective in the <strong>nginx</strong>configuration file<tt>/etc/nginx/nginx.conf</tt>.</p></div></div><div class="logos"><a href="http://nginx.net/"><imgsrc="nginx-logo.png" alt="[ Powered by nginx ]"width="121" height="32" /></a><a href="http://fedoraproject.org/"><img src="poweredby.png" alt="[ Powered by Fedora ]" width="88" height="31" /></a></div></div></body>
</html>

curl -I url(仅返回请求头部信息)

curl -I www.zhujy.com.cn

HTTP/1.1 200 OK
Server: nginx/1.14.0
Date: Mon, 11 Mar 2019 03:34:29 GMT
Content-Type: text/html
Content-Length: 612
Last-Modified: Mon, 29 Oct 2018 09:52:22 GMT
Connection: keep-alive
ETag: "5bd6d856-264"
Accept-Ranges: bytes

curl -i -X get -H "Content-Type:application/json" url (使用get模拟json格式请求接口)

curl -i -X GET -H 'Content-Type:application/x-www-form-urlencoded; charset=UTF-8'  'http://url/bind/agentOnWork/v2?Sig=*******?type=1&proviceName=广东&operator=GD222&productName=CESHI&userId=13871576780'

curl -i -X POST -H "Content-Type:application/json" -d‘{}’ url (使用post模拟json格式请求接口)

curl -i -X POST -H 'Content-Type:application/x-www-form-urlencoded; charset=UTF-8' -d '{"type":"1","proviceName":"广东","operator":"GD222","productName":"CESHI","userId":"13871576780"}'  'http://url/bind/agentOnWork/v2?Sig=*******'

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