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Command variables are variables that can be used with all S3Express commands. Variables are substituted with the real values just before executing a command. Variables must be surrounded by <* and *>.
COMMAND VARIABLES (USABLE IN ALL COMMANDS)
Variables
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Explanation
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<*year*>
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Current year
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<*month*>
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Current month
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<*day*>
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Current day
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<*date*>
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Current date, equivalent to <*year*><*month*><*day*>
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<*hour*>
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Current hour, range 0 through 23
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<*minute*>
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Current minute, range 0 through 59
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<*second*>
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Current second, range 0 through 59
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<*dayofweek*>
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Current day of the week (0 = Sunday, 1 = Monday, etc. to 6 = Saturday)
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<*dayofyear*>
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Current day of the year, number from 1 to 366
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<*weeknumber*>
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Current week number (ISO 8601)
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<*time*>
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Current time, equivalent to <*hour*><*min*><*sec*>
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<*computer*>
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Name of computer where S3Express is running
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<*user*>
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Name of user running S3Express
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Windows Environment Variables: <*environment_variable*>
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Any set Windows Environment Variable can be used as a command variable, but '<*' and '*>' must be used instead of '%'.
For example:
%ALLUSERSPROFILE% becomes <*ALLUSERSPROFILE*>
%COMPUTERNAME% becomes <*COMPUTERNAME*>
%HOMEPATH% becomes <*HOMEPATH*>
%WINDIR% becomes <*WINDIR*>
etc.
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Command Variables Examples:
Upload files to a different subfolder in bucket 'mybucket' every day of year (rotating):
put c:\folder\ mybucket/<*dayofyear*> -s
<*dayofyear*> is replaced with the current day of the year, number from 1 to 366, depending on when S3Express is running
Upload files to a different subfolder in bucket 'mybucket' based on computer name running S3Express:
put c:\folder\ mybucket/<*computer*> -s
<*computer*> is replaced with the name of the computer running S3Express
List all files in a S3 bucket lastly modified today:
ls mybucket -s -cond="s3_dayofyear = <*dayofyear*> and s3_year = <*year*>"
See Filter Conditions for detailed explanation of the -cond parameter.
Delete all files in a S3 bucket that were lastly modified yesterday:
del mybucket -s -cond="(s3_dayofyear = <*dayofyear*> - 1) and s3_year = <*year*>"
See Filter Conditions for detailed explanation of the -cond parameter.
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