Annotate

plugins/mod_debug_sql.lua @ 13461:c673ff1075bd

mod_posix: Move everything to util.startup This allows greater control over the order of events. Notably, the internal ordering between daemonization, initialization of libunbound and setup of signal handling is sensitive. libunbound starts a separate thread for processing DNS requests. If this thread is started before signal handling has been set up, it will not inherit the signal handlers and instead behave as it would have before signal handlers were set up, i.e. cause the whole process to immediately exit. libunbound is usually initialized on the first DNS request, usually triggered by an outgoing s2s connection attempt. If daemonization happens before signals have been set up, signals may not be processed at all.
author Kim Alvefur <zash@zash.se>
date Sat, 23 Mar 2024 20:48:19 +0100
parent 8391:5edb0d01a94f
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b8bbd5f91ad9 mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
Kim Alvefur <zash@zash.se>
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1 -- Enables SQL query logging
b8bbd5f91ad9 mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
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2 --
b8bbd5f91ad9 mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
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3 -- luacheck: ignore 213/uri
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5edb0d01a94f mod_debug_sql: Declare itself as global module
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5 module:set_global();
5edb0d01a94f mod_debug_sql: Declare itself as global module
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b8bbd5f91ad9 mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
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7 local engines = module:shared("/*/sql/connections");
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b8bbd5f91ad9 mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
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9 for uri, engine in pairs(engines) do
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10 engine:debug(true);
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11 end
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12
b8bbd5f91ad9 mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
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13 setmetatable(engines, {
b8bbd5f91ad9 mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
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14 __newindex = function (t, uri, engine)
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15 engine:debug(true);
b8bbd5f91ad9 mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
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16 rawset(t, uri, engine);
b8bbd5f91ad9 mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
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17 end
b8bbd5f91ad9 mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
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18 });
b8bbd5f91ad9 mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
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b8bbd5f91ad9 mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
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20 function module.unload()
b8bbd5f91ad9 mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
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21 setmetatable(engines, nil);
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22 for uri, engine in pairs(engines) do
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23 engine:debug(false);
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24 end
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25 end
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