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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> |
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date | Sat, 23 Mar 2024 20:48:19 +0100 |
parent | 8391:5edb0d01a94f |
rev | line source |
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7176
b8bbd5f91ad9
mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
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1 -- Enables SQL query logging |
b8bbd5f91ad9
mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
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2 -- |
b8bbd5f91ad9
mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
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3 -- luacheck: ignore 213/uri |
b8bbd5f91ad9
mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
Kim Alvefur <zash@zash.se>
parents:
diff
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4 |
8391
5edb0d01a94f
mod_debug_sql: Declare itself as global module
Kim Alvefur <zash@zash.se>
parents:
7176
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5 module:set_global(); |
5edb0d01a94f
mod_debug_sql: Declare itself as global module
Kim Alvefur <zash@zash.se>
parents:
7176
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6 |
7176
b8bbd5f91ad9
mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
Kim Alvefur <zash@zash.se>
parents:
diff
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7 local engines = module:shared("/*/sql/connections"); |
b8bbd5f91ad9
mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
Kim Alvefur <zash@zash.se>
parents:
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8 |
b8bbd5f91ad9
mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
Kim Alvefur <zash@zash.se>
parents:
diff
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9 for uri, engine in pairs(engines) do |
b8bbd5f91ad9
mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
Kim Alvefur <zash@zash.se>
parents:
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10 engine:debug(true); |
b8bbd5f91ad9
mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
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11 end |
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mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
Kim Alvefur <zash@zash.se>
parents:
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12 |
b8bbd5f91ad9
mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
Kim Alvefur <zash@zash.se>
parents:
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13 setmetatable(engines, { |
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mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
Kim Alvefur <zash@zash.se>
parents:
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14 __newindex = function (t, uri, engine) |
b8bbd5f91ad9
mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
Kim Alvefur <zash@zash.se>
parents:
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15 engine:debug(true); |
b8bbd5f91ad9
mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
Kim Alvefur <zash@zash.se>
parents:
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16 rawset(t, uri, engine); |
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mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
Kim Alvefur <zash@zash.se>
parents:
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17 end |
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mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
Kim Alvefur <zash@zash.se>
parents:
diff
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18 }); |
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mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
Kim Alvefur <zash@zash.se>
parents:
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19 |
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mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
Kim Alvefur <zash@zash.se>
parents:
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20 function module.unload() |
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mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
Kim Alvefur <zash@zash.se>
parents:
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21 setmetatable(engines, nil); |
b8bbd5f91ad9
mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
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22 for uri, engine in pairs(engines) do |
b8bbd5f91ad9
mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
Kim Alvefur <zash@zash.se>
parents:
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23 engine:debug(false); |
b8bbd5f91ad9
mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
Kim Alvefur <zash@zash.se>
parents:
diff
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24 end |
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mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
Kim Alvefur <zash@zash.se>
parents:
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changeset
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25 end |
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mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
Kim Alvefur <zash@zash.se>
parents:
diff
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26 |
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mod_debug_sql: Small plugin that enables raw SQL query logging (for debugging)
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
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27 |