Options
The option part allows you to affect and control the operation of the URL and its other aspects
Format
/o-{option 1}:{parameter}_{option 2}_{option N}
- prefix:
/o- - the name of the options and if it has parameters, then colon (
:) character and the parameter(s). The parameters mostly separated by comma character (,). - multiple options are separated by underscore character (
_).
List of options
| Options | Description | Types / values | Example |
|---|---|---|---|
hc-cacheability |
HTTP cache-control cacheability | string: private, public or no-cache |
hc-cacheability:private |
hc-maxage |
HTTP cache-control max-age | relTime | hc-maxage:30d, hc-maxage:- |
hc-min-fresh |
HTTP cache-control min-fresh | relTime | hc-minfresh:30d |
hc-s-maxage |
HTTP cache-control shared maxage | relTime | hc-s-maxage:30d |
url-exp |
URL expiration | date, datetime or timestamp | url-exp:1514808000 |
download |
browsers offer content to download | string: download |
|
nofw |
skips the firewall rules | string: nofw |
Value types
| Type | Name | Format | Example |
|---|---|---|---|
| date | date UTC 2010-01-01 00:00::00 - 2099-12-31 00:00:00 |
YYYYMMDD |
20180101 |
| datetime | date + time UTC 2010-01-01 00:00::00 - 2099-12-31 23:59:00 |
YYYYMMDDhhmm |
201801011200 |
| timestamp | timestamp 1.000.000.000 - 2.999.999.999 |
1514808000 |
|
| relTime | relative time | <value> + s / m / h / d / w / mo / ynone / - |
30d |
Example
/o-url-exp:1546300800_hc-s-maxage:1d_hc-maxage:3d- URL expiry: 2019. January 1., Tuesday 0:00:00 (GMT)
- CDN max cache lifespan: 1 day
- Client cache maximum lifespan: 3 days