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...] 
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

1. 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
   
   
   
   
   
   
   
   Welcome to nginx!
   If you see this page, the nginx web server is successfully installed and
   working. Further configuration is required.
   
   For online documentation and support please refer to
   nginx.org.
   
   Commercial support is available at
   nginx.com.
   
   Thank you for using nginx.
   
   
   

2.  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
   
   
   
   
   
   
   
   
   Welcome to nginx!
   If you see this page, the nginx web server is successfully installed and
   working. Further configuration is required.
   
   For online documentation and support please refer to
   nginx.org.
   
   Commercial support is available at
   nginx.com.
   
   Thank you for using nginx.
   
   
   
   

3. 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

   
   
   
       
           
           
           
       
   
       
           
   Welcome to nginx on Fedora!
   
           
   
               
   This page is used to test the proper operation of the
               nginx HTTP server after it has been
               installed. If you can read this page, it means that the
               web server installed at this site is working
               properly.
   
               
   
                   
   Website Administrator
                   
   
                       
   This is the default index.html page that
                       is distributed with nginx on
                       Fedora.  It is located in
                       /usr/share/nginx/html.
   
                       
   You should now put your content in a location of
                       your choice and edit the root configuration
                       directive in the nginx
                       configuration file
                       /etc/nginx/nginx.conf.
   
                   
               
   
               
   
                   
   
                   
               
           
       
   
   
   

4. 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

5. 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'

6. 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=*******'