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tools/migration/prosody-migrator.lua: Refactor store handler loading to report errors they throw

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This commit is contained in:
Matthew Wild 2011-04-05 12:59:24 +01:00
parent cef7f598c0
commit 0e4599d1b5
1 changed files with 22 additions and 13 deletions
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35
tools/migration/prosody-migrator.lua
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@ -71,21 +71,30 @@ if not config[to_store] then
have_err = true;
print("Error: Output store '"..to_store.."' not found in the config file.");
end
if not config[from_store].type then
have_err = true;
print("Error: Input store type not specified in the config file");
elseif not pcall(require, "migrator."..config[from_store].type) then
have_err = true;
print("Error: Unrecognised store type for '"..from_store.."': "..config[from_store].type);
end
if not config[to_store].type then
have_err = true;
print("Error: Output store type not specified in the config file");
elseif not pcall(require, "migrator."..config[to_store].type) then
have_err = true;
print("Error: Unrecognised store type for '"..to_store.."': "..config[to_store].type);
function load_store_handler(name)
local store_type = config[name].type;
if not store_type then
print("Error: "..name.." store type not specified in the config file");
return false;
else
local ok, err = pcall(require, "migrator."..store_type);
if not ok then
if package.loaded["migrator."..store_type] then
print(("Error: Failed to initialize '%s' store:\n\t%s")
:format(name, err));
else
print(("Error: Unrecognised store type for '%s': %s")
:format(from_store, store_type));
end
return false;
end
end
return true;
end
have_err = have_err or not(load_store_handler(from_store, "input") and load_store_handler(to_store, "output"));
if have_err then
print("");
print("Usage: "..arg[0].." FROM_STORE TO_STORE");