Lua

Glacier Get Inventory Retrieval Job Output

See more Amazon Glacier Examples

Demonstrates how to get and parse the inventory retrieval job output. Lua

local chilkat = require("chilkat")

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

local rest = chilkat.Rest.new()

-- Connect to the Amazon AWS REST server in the desired region.
local bTls = true
local port = 443
local bAutoReconnect = true
local success = rest:connect("glacier.us-west-2.amazonaws.com", port, bTls, bAutoReconnect)

-- Provide AWS credentials.
local authAws = chilkat.AuthAws.new()
authAws.access_key = "AWS_ACCESS_KEY"
authAws.secret_key = "AWS_SECRET_KEY"
authAws.service_name = "glacier"
authAws.region = "us-west-2"

success = rest:set_auth_aws(authAws)

-- --------------------------------------------------------------------------
-- Note: The above REST connection and setup of the AWS credentials
-- can be done once.  After connecting, any number of REST calls can be made.
-- The "auto reconnect" property passed to rest.Connect indicates that if
-- the connection is lost, a REST method call will automatically reconnect
-- if needed.
-- --------------------------------------------------------------------------

-- For more information, see Glacier Retrieve Job Output Reference Documentation
--
rest:add_header("x-amz-glacier-version", "2012-06-01")

local sbResponseBody = chilkat.StringBuilder.new()
success = rest:full_request_no_body_sb("GET", "/AWS_ACCOUNT_ID/vaults/chilkat/jobs/JOB_ID/output", sbResponseBody)
if not success then
    print(rest.last_error_text)
    return
end

local respStatusCode = rest.response_status_code
if respStatusCode >= 400 then
    print("Response Status Code = " .. respStatusCode)
    print("Response Header:")
    print(rest.response_header)
    print("Response Body:")
    print(sbResponseBody:get_as_string())
    return
end

-- Success is indicated by a 200 response status.
print("response status code = " .. respStatusCode)

-- The inventory retrieval job output is in CSV format.
print("job output:")
print(sbResponseBody:get_as_string())
print("--")

-- The CSV has these fields:  ArchiveId,ArchiveDescription,CreationDate,Size,SHA256TreeHash
-- Parse the CSV like this...
local csv = chilkat.Csv.new()
csv.has_column_names = true
csv:load_from_string(sbResponseBody:get_as_string())

local i = 0
local numRows = csv.num_rows
while i < numRows do
    print("ArchiveId: " .. csv:get_cell_by_name(i, "ArchiveId"))
    print("Description: " .. csv:get_cell_by_name(i, "ArchiveDescription"))
    print("Size: " .. csv:get_cell_by_name(i, "Size"))
    print("-")
    i = i + 1
end