Initializing help system before first use

s3getobject

Purpose
Copies an object from the S3 bucket to a local Mosel file.
Synopsis
procedure s3getobject(bucket:s3bucket, objectkey:text, dstfname:text, dstobjectmetadata:s3objectmetadata)
procedure s3getobject(bucket:s3bucket, objectkey:text, dstfname:text)
Arguments
bucket 
The s3bucket object describing the bucket to access
objectkey 
The key of the object to retrieve
dstfname 
Filename into which to download the object, e.g. "myfile.dat" or "mmsystem.text:filedata"
dstobjectmetadata 
Record into which the object meta-data is copied
Example 
declarations
  myfilecontent: text
end-declarations
s3getobject(mybucket,"my/file.dat","mmsystem.text:myfilecontent")
if s3status(mybucket)<>S3_OK then
  writeln("Error returned by S3: ",s3getlasterror(mybucket))
  exit(1)
end-if
writeln("Fetched data: ",myfilecontent)
Further information
1. After calling, check the value of s3status for any errors.
2. The procedure will not return until the object has been downloaded or an error detected.
3. If the s3bucket has a configured keyprefix, it will be prepended to the objectkey passed in.
Related topics
s3status s3putobject s3objectmetadata

Parent Topic Subroutines

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