/usr/bin/prosody-migrator is in prosody 0.9.10-1.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 | #!/usr/bin/env lua5.1
CFG_SOURCEDIR='/usr/lib/prosody';
CFG_CONFIGDIR='/etc/prosody';
-- Substitute ~ with path to home directory in paths
if CFG_CONFIGDIR then
CFG_CONFIGDIR = CFG_CONFIGDIR:gsub("^~", os.getenv("HOME"));
end
if CFG_SOURCEDIR then
CFG_SOURCEDIR = CFG_SOURCEDIR:gsub("^~", os.getenv("HOME"));
end
local default_config = (CFG_CONFIGDIR or ".").."/migrator.cfg.lua";
-- Command-line parsing
local options = {};
local handled_opts = 0;
for i = 1, #arg do
if arg[i]:sub(1,2) == "--" then
local opt, val = arg[i]:match("([%w-]+)=?(.*)");
if opt then
options[(opt:sub(3):gsub("%-", "_"))] = #val > 0 and val or true;
end
handled_opts = i;
else
break;
end
end
table.remove(arg, handled_opts);
if CFG_SOURCEDIR then
package.path = CFG_SOURCEDIR.."/?.lua;"..package.path;
package.cpath = CFG_SOURCEDIR.."/?.so;"..package.cpath;
else
package.path = "../../?.lua;"..package.path
package.cpath = "../../?.so;"..package.cpath
end
local envloadfile = require "util.envload".envloadfile;
-- Load config file
local function loadfilein(file, env)
if loadin then
return loadin(env, io.open(file):read("*a"));
else
return envloadfile(file, env);
end
end
local config_file = options.config or default_config;
local from_store = arg[1] or "input";
local to_store = arg[2] or "output";
config = {};
local config_env = setmetatable({}, { __index = function(t, k) return function(tbl) config[k] = tbl; end; end });
local config_chunk, err = loadfilein(config_file, config_env);
if not config_chunk then
print("There was an error loading the config file, check the file exists");
print("and that the syntax is correct:");
print("", err);
os.exit(1);
end
config_chunk();
local have_err;
if #arg > 0 and #arg ~= 2 then
have_err = true;
print("Error: Incorrect number of parameters supplied.");
end
if not config[from_store] then
have_err = true;
print("Error: Input store '"..from_store.."' not found in the config file.");
end
if not config[to_store] then
have_err = true;
print("Error: Output store '"..to_store.."' not found in the config file.");
end
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");
print("If no stores are specified, 'input' and 'output' are used.");
print("");
print("The available stores in your migrator config are:");
print("");
for store in pairs(config) do
print("", store);
end
print("");
os.exit(1);
end
local itype = config[from_store].type;
local otype = config[to_store].type;
local reader = require("migrator."..itype).reader(config[from_store]);
local writer = require("migrator."..otype).writer(config[to_store]);
local json = require "util.json";
io.stderr:write("Migrating...\n");
for x in reader do
--print(json.encode(x))
writer(x);
end
writer(nil); -- close
io.stderr:write("Done!\n");
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