Difference between revisions of "CURL"
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↑ http://man7.org/linux/man-pages/man1/curl.1.html
↑ https://docs.gitlab.com/ee/api/notification_settings.html#global-notification-settings
↑ https://stackoverflow.com/questions/3252851/how-to-display-request-headers-with-command-line-curl
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{{lowercase title}} | {{lowercase title}} | ||
| − | [[wikipedia:CURL | + | [[wikipedia:CURL|cURL]] ([[1996]]) <ref>http://man7.org/linux/man-pages/man1/curl.1.html</ref> is a command-line tool for getting or sending data including files using URL syntax. cURL supports a range of common network protocols, currently including HTTP, HTTPS, FTP, FTPS, SCP, SFTP, TFTP, LDAP, DAP, DICT, TELNET, FILE, IMAP, POP3, SMTP and RTSP. |
[[brew install curl]] | [[brew install curl]] | ||
| Line 13: | Line 13: | ||
::<code>-s [[--silent]] Avoid showing progress bar</code> | ::<code>-s [[--silent]] Avoid showing progress bar</code> | ||
::<code>-S --show-error</code> | ::<code>-S --show-error</code> | ||
| + | * <code>[[curl -sSL]]</code> | ||
| + | ::<code>[[-L]], --location follow redirects</code> | ||
* <code>curl -u YOUR_USERNAME:YOUR_PASSWORD https://yourpasswordprotectedpage.com/</code> | * <code>curl -u YOUR_USERNAME:YOUR_PASSWORD https://yourpasswordprotectedpage.com/</code> | ||
| − | |||
* Save your cookies and reuse them: | * Save your cookies and reuse them: | ||
:<code>curl --user user:pass --cookie-jar ./somefile_with_your_cookies https://xyz.com/a</code> | :<code>curl --user user:pass --cookie-jar ./somefile_with_your_cookies https://xyz.com/a</code> | ||
| Line 22: | Line 23: | ||
* <code>[[curl -Is]] https://yourdomain.com/ | head -1</code> | * <code>[[curl -Is]] https://yourdomain.com/ | head -1</code> | ||
| + | * -m, [[--max-time]] | ||
* Upload a file: | * Upload a file: | ||
| Line 47: | Line 49: | ||
* Use cURL to measure request and response times: https://stackoverflow.com/a/22625150 | * Use cURL to measure request and response times: https://stackoverflow.com/a/22625150 | ||
::<code>curl -o /dev/null -s -w 'Total: %{time_total}s\n' https://www.google.com</code> | ::<code>curl -o /dev/null -s -w 'Total: %{time_total}s\n' https://www.google.com</code> | ||
| + | |||
| + | == Errors == | ||
| + | * <code>[[curl: (52) Empty reply from server]]</code> | ||
| + | * <code>[[CURL Error (7): couldn't connect to host]]</code> | ||
| + | * <code>[[curl: (35) OpenSSL SSL connect: SSL ERROR SYSCALL in connection to]]</code> | ||
| + | * <code>[[curl: (47) Maximum (50) redirects followed]]</code> | ||
== Related terms == | == Related terms == | ||
| Line 53: | Line 61: | ||
* [[Elasticsearch curl URLs]] | * [[Elasticsearch curl URLs]] | ||
* [[Python requests]] library | * [[Python requests]] library | ||
| − | * <code>[[ | + | * [[Scraping]] |
| + | * <code>[[get_url]]</code> [[ansible]] | ||
| + | * [[kubectl run -it --rm]] test --image=[[curlimages/curl]] --restart=Never [[--]] [[/bin/sh]] | ||
== See also == | == See also == | ||
Latest revision as of 08:48, 23 February 2024
cURL (1996) [1] is a command-line tool for getting or sending data including files using URL syntax. cURL supports a range of common network protocols, currently including HTTP, HTTPS, FTP, FTPS, SCP, SFTP, TFTP, LDAP, DAP, DICT, TELNET, FILE, IMAP, POP3, SMTP and RTSP.
brew install curl apt install curl
Examples[edit]
curl --helpcurl -vvv https://google.comcurl --insecure https://yourdomain.comcurl https://google.com/file_to_download -o output_file_namecurl -sS https://google.com
-s --silent Avoid showing progress bar-S --show-error
-L, --location follow redirects
curl -u YOUR_USERNAME:YOUR_PASSWORD https://yourpasswordprotectedpage.com/- Save your cookies and reuse them:
curl --user user:pass --cookie-jar ./somefile_with_your_cookies https://xyz.com/acurl --cookie ./omefile_with_your_cookiese https://xyz.com/b
curl --header 'X-JFrog-Art-Api: 1234567890'curl --header "PRIVATE-TOKEN: <your_access_token>" https://gitlab.example.com/api/v4/notification_settings[2]curl -Is https://yourdomain.com/ | head -1
- -m, --max-time
- Upload a file:
curl -u YOUR_USERNAME:YOUR_PASSWORD -T FILE_TO_UPLOAD https://yourpasswordprotectedpage.com/your_destionation-T, --upload-file <file>
curl -sD - -o /dev/null http://example.com[3]- -s Avoid showing progress bar
- -D Dump headers to a file, but - sends it to stdout
- -o /dev/null Ignore response body
curl -XDELETE localhost:9200/index/type/documentID (Invoke-WebRequest -method DELETE http://localhost:9200/_all)
Offers the same features to fetch remote banner information from HTTP servers:
curl -s -I 192.168.0.15 | grep -e "Server: "
Other options:
-k, --insecure To accept self signed certificate -L, --location
Advance usage[edit]
- Use cURL to measure request and response times: https://stackoverflow.com/a/22625150
curl -o /dev/null -s -w 'Total: %{time_total}s\n' https://www.google.com
Errors[edit]
curl: (52) Empty reply from serverCURL Error (7): couldn't connect to hostcurl: (35) OpenSSL SSL connect: SSL ERROR SYSCALL in connection tocurl: (47) Maximum (50) redirects followed
Related terms[edit]
- JSON
opensearch-cli curl- Elasticsearch curl URLs
- Python requests library
- Scraping
get_urlansible- kubectl run -it --rm test --image=curlimages/curl --restart=Never -- /bin/sh
See also[edit]
wget,cURL,links,lynx,elinks,w3m,httpie, opensearch-cli curl,--no-check-certificate, wget --helptelnet,netcat, nc, nc -l,ncat,socat, ngrokiwr(Invoke-WebRequest) PowerShell functionality- lynx, links (browser), lynx (browser), Elinks (browser) command line browsers
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