When init with exisiting instance, report permission error

[wangyjx]

execute cargo pgrx init --pg16=/etc/postgresql/16/main/postgresql.conf environment:Ubuntu 24.04 in WSL output

Validating /etc/postgresql/16/main/postgresql.conf Error: 0: Permission denied (os error 13)

Location: /root/.cargo/registry/src/index.crates.io-6f17d22bba15001f/pgrx-pg-config-0.12.9/src/lib.rs:446

━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ SPANTRACE ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

0: cargo_pgrx::command::init::init_pgrx at /root/.cargo/registry/src/index.crates.io-6f17d22bba15001f/cargo-pgrx-0.12.9/src/command/init.rs:163 1: cargo_pgrx::command::init::execute at /root/.cargo/registry/src/index.crates.io-6f17d22bba15001f/cargo-pgrx-0.12.9/src/command/init.rs:88

━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ BACKTRACE ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ ⋮ 3 frames hidden ⋮ 4: pgrx_pg_config::PgConfig::run::he0e8c2e0fc453420 at : 5: pgrx_pg_config::PgConfig::includedir_server::he5f2c222240c97db at : 6: cargo_pgrx::command::init::init_pgrx::h61f98f7e6248cb06 at : 7: cargo_pgrx::main::h290723821aea2751 at : 8: std::sys::backtrace::__rust_begin_short_backtrace::h59e0e7e1a0d492dc at : 9: std::rt::lang_start::{{closure}}::h76e69049fc1f26b3 at : 10: std::rt::lang_start_internal::h1c66660c99c8424c at : 11: main at : 12: __libc_start_main at : 13: _start at :

Did I do something wrong there?

[SergeiPatiakin]

@wangyjx The --pg16 argument should be the path to the pg_config binary rather than the path to postgresql.conf. E.g. cargo pgrx init --pg16=/usr/lib/postgresql/16/bin/pg_config