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annotate mod_migrate/mod_migrate.lua @ 3571:f5ea0b886c7c

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mod_storage_xmlarchive: Limit search to smallest time range in case of inexact match This should improve performance in case the exact days in the 'start' and 'end' range are missing from the index.
author Kim Alvefur <zash@zash.se>
date Fri, 03 May 2019 18:59:38 +0200
parents cd9831b27746
children 611ac62c5b63
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1791
8df071457dee mod_migrate: Provides a prosodyctl mod_migrate command for copying data between storage backends
Kim Alvefur <zash@zash.se>
parents:
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1 -- mod_migrate
8df071457dee mod_migrate: Provides a prosodyctl mod_migrate command for copying data between storage backends
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2
8df071457dee mod_migrate: Provides a prosodyctl mod_migrate command for copying data between storage backends
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3 local sm = require"core.storagemanager";
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4 local um = require"core.usermanager";
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5
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6 function module.command(arg)
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cd9831b27746 mod_migrate: Remove unused locals
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parents: 2812
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7 local host, source_stores, migrate_to = unpack(arg);
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8 if not migrate_to then
1813
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9 return print("Usage: prosodyctl mod_migrate example.com <source-store>[-<store-type>] <target-driver> [users]*");
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10 end
2139
17408ddd34b0 mod_migrate: Check that the hostname is known, or yell and abort (thanks Link Mauve)
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parents: 2064
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11 if not prosody.hosts[host] then
17408ddd34b0 mod_migrate: Check that the hostname is known, or yell and abort (thanks Link Mauve)
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12 return print(("The host %q is not know by Prosody."):format(host));
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13 end
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14 sm.initialize_host(host);
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15 um.initialize_host(host);
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16 local module = module:context(host);
1985
7821a6986e68 mod_migrate: Support migrating multiple stores
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parents: 1813
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17 for source_store in source_stores:gmatch("[^,]+") do
7821a6986e68 mod_migrate: Support migrating multiple stores
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parents: 1813
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18 local store_type = source_store:match("%-(%a+)$");
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19 if store_type then
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20 source_store = source_store:sub(1, -2-#store_type);
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21 end
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22 local storage = module:open_store(source_store, store_type);
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23 local target = assert(sm.load_driver(host, migrate_to));
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24 target = assert(target:open(source_store, store_type));
1813
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25
1985
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26 local function migrate_user(username)
2028
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27 module:log("info", "Migrating %s data for %s", source_store, username);
1985
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28 local data, err = storage:get(username);
2064
2a82c55762a7 mod_migrate: Log read and write errors instead of raising error
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29 if not data and err then
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30 module:log("error", "Could not read data: %s", err);
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31 else
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32 local ok, err = target:set(username, data);
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33 if not ok then
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34 module:log("error", "Could not write data: %s", err);
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35 end
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36 end
1985
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37 end
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38
1985
7821a6986e68 mod_migrate: Support migrating multiple stores
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parents: 1813
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39 if store_type == "archive" then
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40 function migrate_user(username)
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41 module:log("info", "Migrating %s archive items for %s", source_store, username);
1985
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42 local count, errs = 0, 0;
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43 for id, item, when, with in storage:find(username) do
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44 local ok, err = target:append(username, id, item, when, with);
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45 if ok then
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46 count = count + 1;
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47 else
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48 module:log("warn", "Error: %s", err);
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49 errs = errs + 1;
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50 end
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51 if ( count + errs ) % 100 == 0 then
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52 module:log("info", "%d items migrated, %d errors", count, errs);
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53 end
1813
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54 end
1985
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55 module:log("info", "%d items migrated, %d errors", count, errs);
1813
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parents: 1812
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56 end
f02f52a2ee11 mod_migrate: Add support for migrating archives
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parents: 1812
diff changeset
57 end
f02f52a2ee11 mod_migrate: Add support for migrating archives
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parents: 1812
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58
1985
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parents: 1813
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59 if arg[4] then
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parents: 1813
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60 for i = 4, #arg do
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61 migrate_user(arg[i]);
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62 end
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parents: 1813
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63 else
2812
fd4a5ba12fa2 mod_migrate: Catch failure to use user listing API and suggest the alternative
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parents: 2139
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64 xpcall(function()
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65 for user in um.users(host) do
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66 migrate_user(user);
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67 end
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68 end,
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69 function (err)
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70 module:log("error", "Could not list users, you'll have to supply them as arguments");
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71 module:log("error", "The error was: %s", err);
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72 end);
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73 end
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74 end
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75 end