Zig

Amazon Glacier Describe Vault

See more Amazon Glacier Examples

Returns information about a vault, including the vault Amazon Resource Name (ARN), the date the vault was created, the number of archives contained within the vault, and the total size of all the archives in the vault... Zig

const std = @import("std");
const chilkat = @import("chilkat");

pub fn main(init: std.process.Init) !void {
    const alloc = init.arena.allocator();

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

    const rest = try chilkat.Rest.init();
    defer rest.deinit();

    // Connect to the Amazon AWS REST server in the desired region.
    const b_tls = true;
    const port = 443;
    const b_auto_reconnect = true;
    try rest.connect("glacier.us-west-2.amazonaws.com", port, b_tls, b_auto_reconnect);

    // Provide AWS credentials.
    const auth_aws = try chilkat.AuthAws.init();
    defer auth_aws.deinit();
    auth_aws.setAccessKey("AWS_ACCESS_KEY");
    auth_aws.setSecretKey("AWS_SECRET_KEY");
    auth_aws.setServiceName("glacier");
    auth_aws.setRegion("us-west-2");

    try rest.setAuthAws(auth_aws);

    // --------------------------------------------------------------------------
    // 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 Describe Vault Reference Documentation
    //
    rest.addHeader("x-amz-glacier-version", "2012-06-01") catch {};

    // Describe the "chilkat" vault
    const sb_response_body = try chilkat.StringBuilder.init();
    defer sb_response_body.deinit();
    rest.fullRequestNoBodySb("GET", "/AWS_ACCOUNT_ID/vaults/chilkat", sb_response_body) catch {
        std.debug.print("{s}\n", .{try rest.getLastErrorText(alloc)});
        return;
    };

    const resp_status_code = rest.getResponseStatusCode();
    if (resp_status_code >= 400) {
        std.debug.print("Response Status Code = {d}\n", .{resp_status_code});
        std.debug.print("Response Header:\n", .{});
        std.debug.print("{s}\n", .{try rest.getResponseHeader(alloc)});
        std.debug.print("Response Body:\n", .{});
        std.debug.print("{s}\n", .{try sb_response_body.getAsString(alloc)});
        return;
    }

    // Success is indicated by a 200 response status with an empty response body.
    std.debug.print("response status code = {d}\n", .{resp_status_code});

    const json = try chilkat.JsonObject.init();
    defer json.deinit();
    json.loadSb(sb_response_body) catch {};
    json.setEmitCompact(false);

    std.debug.print("{s}\n", .{try json.emit(alloc)});

    // Use this online tool to generate parsing code from sample JSON:
    // Generate Parsing Code from JSON

    _ = try json.stringOf(alloc, "CreationDate");
    _ = try json.stringOf(alloc, "LastInventoryDate");
    _ = json.intOf("NumberOfArchives");
    _ = json.intOf("SizeInBytes");
    _ = try json.stringOf(alloc, "VaultARN");
    _ = try json.stringOf(alloc, "VaultName");

    // Sample response
    // 
    // {
    //   "CreationDate": "2019-04-05T19:10:28.428Z",
    //   "LastInventoryDate": null,
    //   "NumberOfArchives": 0,
    //   "SizeInBytes": 0,
    //   "VaultARN": "arn:aws:glacier:us-west-2:954491834127:vaults/chilkat",
    //   "VaultName": "chilkat"
    // }
    // 
}