Tcl

S3 Upload Binary File from BinData

See more Amazon S3 (new) Examples

Upload a binary file contained in a BinData object to Amazon S3. Tcl

load ./chilkat.dll

set success 0

# This example requires the Chilkat API to have been previously unlocked.
# See Global Unlock Sample for sample code.

set rest [new_CkRest]

# Connect to the Amazon AWS REST server.
set bTls 1
set port 443
set bAutoReconnect 1
# Make sure to connect to the region where the bucket is located..
set success [CkRest_Connect $rest "s3-us-west-2.amazonaws.com" $port $bTls $bAutoReconnect]

# Provide AWS credentials for the REST call.
set authAws [new_CkAuthAws]

CkAuthAws_put_AccessKey $authAws "AWS_ACCESS_KEY"
CkAuthAws_put_SecretKey $authAws "AWS_SECRET_KEY"
# Use the correct region..
CkAuthAws_put_Region $authAws "us-west-2"
CkAuthAws_put_ServiceName $authAws "s3"

set success [CkRest_SetAuthAws $rest $authAws]

# Set the bucket name via the HOST header.
# In this case, the bucket name is "chilkat.qa".
# (Also make sure to use the correct region.)
CkRest_put_Host $rest "chilkat.qa.s3-us-west-2.amazonaws.com"

# Load a text file into memory.
set pngData [new_CkBinData]

set success [CkBinData_LoadFile $pngData "qa_data/png/anemone.png"]
if {$success != 1} then {
    puts "Failed to load file from local filesystem."
    delete_CkRest $rest
    delete_CkAuthAws $authAws
    delete_CkBinData $pngData
    exit
}

# Indicate the Content-Type of our upload.  (This is optional)
CkRest_AddHeader $rest "Content-Type" "image/png"

# Upload the file to Amazon S3.
set sbResponse [new_CkStringBuilder]

set success [CkRest_FullRequestBd $rest "PUT" "/images/sea_creatures/anemone.png" $pngData $sbResponse]
if {$success != 1} then {
    puts [CkRest_lastErrorText $rest]
    delete_CkRest $rest
    delete_CkAuthAws $authAws
    delete_CkBinData $pngData
    delete_CkStringBuilder $sbResponse
    exit
}

# Did we get a 200 response indicating success?
set statusCode [CkRest_get_ResponseStatusCode $rest]
if {$statusCode != 200} then {
    puts "Error response: [CkStringBuilder_getAsString $sbResponse]"
    puts "Status code: $statusCode, Status text: [CkRest_responseStatusText $rest]"
    delete_CkRest $rest
    delete_CkAuthAws $authAws
    delete_CkBinData $pngData
    delete_CkStringBuilder $sbResponse
    exit
}

puts "File successfully uploaded."

delete_CkRest $rest
delete_CkAuthAws $authAws
delete_CkBinData $pngData
delete_CkStringBuilder $sbResponse