feat: add prom_ex to expose system metrics

.drone.yml

@@ -5,7 +5,7 @@ name: test
 
 trigger:
   event:
-    - push
+    include:
       - pull_request
 
 steps:

.gitignore

@@ -12,6 +12,3 @@
 erl_crash.dump
 *.ez
 wabanex-*.tar
-docker-compose.*.yml
-priv/docker/pgcli/history
-priv/docker/pgcli/log

Makefile

@@ -1,41 +0,0 @@
-.DEFAULT_GOAL := help
-
-COMPOSE = docker-compose -f docker-compose.yml -f docker-compose.override.yml
-
-.PHONY: setup
-setup:  ## setup project
-	@mkdir -p priv/plts
-	@mix do local.rebar --force, local.hex --force
-	@mix do deps.get, deps.compile
-	@mix dialyzer --plt
-
-.PHONY: check_format
-check_format:  ## run format checker
-	@mix format --check-formatted
-
-.PHONY: credo
-credo:  ## run credo
-	@mix credo suggest --strict --format=flycheck
-
-.PHONY: dialyzer
-dialyzer:  ## run dialyzer
-	@mix dialyzer --no-check --quiet --ignore-exit-status --format short
-
-.PHONY: static_code_analysis
-static_code_analysis: check_format credo dialyzer  ## run static code analysis
-
-.PHONY: test
-test:  ## run tests
-	@mix test --cover --trace --slowest 10
-
-.PHONY: compose_up
-compose_up:  ## start containers for this service
-	@$(COMPOSE) up -d
-
-.PHONY: compose_test
-compose_test:  ## run tests in containers
-	@$(COMPOSE) run -e MIX_ENV=test --entrypoint make app test
-
-.PHONY: help
-help:
-	@grep -E '^[a-zA-Z_-]+:.*?## .*$$' $(MAKEFILE_LIST) | sort | awk 'BEGIN {FS = ":.*?## "}; {printf "\033[36m%-30s\033[0m %s\n", $$1, $$2}'

README.md

@@ -1,11 +0,0 @@
-# Training Log (TRAILOG)
-
-[![Build Status](https://drone.dubas.dev/api/badges/joao.dubas/ex_trainer/status.svg?ref=refs/heads/main)](https://drone.dubas.dev/joao.dubas/ex_trainer)
-
-## Setup
-
-## Execute
-
-## Tests
-
-## Next steps

docker-compose.yml

@@ -1,11 +1,9 @@
 ---
 version: '3.7'
-
 services:
   db:
     image: 'postgres:14.2-alpine'
     hostname: &db_host db
-    init: true
     environment:
       POSTGRES_USER: &db_user postgres
       POSTGRES_PASSWORD: &db_pass postgres
@@ -47,7 +45,6 @@ services:
     restart: unless-stopped
     entrypoint: sleep
     command: 3650d
-
 volumes:
   db_data: {}
   app_build: {}

priv/docker/pgcli/config

@@ -1,188 +0,0 @@
-# vi: ft=dosini
-[main]
-
-# Enables context sensitive auto-completion. If this is disabled the all
-# possible completions will be listed.
-smart_completion = True
-
-# Display the completions in several columns. (More completions will be
-# visible.)
-wider_completion_menu = False
-
-# Multi-line mode allows breaking up the sql statements into multiple lines. If
-# this is set to True, then the end of the statements must have a semi-colon.
-# If this is set to False then sql statements can't be split into multiple
-# lines. End of line (return) is considered as the end of the statement.
-multi_line = True
-
-# If multi_line_mode is set to "psql", in multi-line mode, [Enter] will execute
-# the current input if the input ends in a semicolon.
-# If multi_line_mode is set to "safe", in multi-line mode, [Enter] will always
-# insert a newline, and [Esc] [Enter] or [Alt]-[Enter] must be used to execute
-# a command.
-multi_line_mode = psql
-
-# Destructive warning mode will alert you before executing a sql statement
-# that may cause harm to the database such as "drop table", "drop database"
-# or "shutdown".
-destructive_warning = True
-
-# Enables expand mode, which is similar to `\x` in psql.
-expand = False
-
-# Enables auto expand mode, which is similar to `\x auto` in psql.
-auto_expand = True
-
-# If set to True, table suggestions will include a table alias
-generate_aliases = False
-
-# log_file location.
-# In Unix/Linux: ~/.config/pgcli/log
-# In Windows: %USERPROFILE%\AppData\Local\dbcli\pgcli\log
-# %USERPROFILE% is typically C:\Users\{username}
-log_file = default
-
-# keyword casing preference. Possible values "lower", "upper", "auto"
-keyword_casing = auto
-
-# casing_file location.
-# In Unix/Linux: ~/.config/pgcli/casing
-# In Windows: %USERPROFILE%\AppData\Local\dbcli\pgcli\casing
-# %USERPROFILE% is typically C:\Users\{username}
-casing_file = default
-
-# If generate_casing_file is set to True and there is no file in the above
-# location, one will be generated based on usage in SQL/PLPGSQL functions.
-generate_casing_file = False
-
-# Casing of column headers based on the casing_file described above
-case_column_headers = True
-
-# history_file location.
-# In Unix/Linux: ~/.config/pgcli/history
-# In Windows: %USERPROFILE%\AppData\Local\dbcli\pgcli\history
-# %USERPROFILE% is typically C:\Users\{username}
-history_file = default
-
-# Default log level. Possible values: "CRITICAL", "ERROR", "WARNING", "INFO"
-# and "DEBUG". "NONE" disables logging.
-log_level = INFO
-
-# Order of columns when expanding * to column list
-# Possible values: "table_order" and "alphabetic"
-asterisk_column_order = table_order
-
-# Whether to qualify with table alias/name when suggesting columns
-# Possible values: "always", never" and "if_more_than_one_table"
-qualify_columns = if_more_than_one_table
-
-# When no schema is entered, only suggest objects in search_path
-search_path_filter = False
-
-# Default pager.
-# By default 'PAGER' environment variable is used
-# pager = less -SRXF
-
-# Timing of sql statments and table rendering.
-timing = True
-
-# Table format. Possible values: psql, plain, simple, grid, fancy_grid, pipe,
-# ascii, double, github, orgtbl, rst, mediawiki, html, latex, latex_booktabs,
-# textile, moinmoin, jira, vertical, tsv, csv.
-# Recommended: psql, fancy_grid and grid.
-table_format = psql
-
-# Syntax Style. Possible values: manni, igor, xcode, vim, autumn, vs, rrt,
-# native, perldoc, borland, tango, emacs, friendly, monokai, paraiso-dark,
-# colorful, murphy, bw, pastie, paraiso-light, trac, default, fruity
-syntax_style = default
-
-# Keybindings:
-# When Vi mode is enabled you can use modal editing features offered by Vi in the REPL.
-# When Vi mode is disabled emacs keybindings such as Ctrl-A for home and Ctrl-E
-# for end are available in the REPL.
-vi = False
-
-# Error handling
-# When one of multiple SQL statements causes an error, choose to either
-# continue executing the remaining statements, or stopping
-# Possible values "STOP" or "RESUME"
-on_error = STOP
-
-# Set threshold for row limit. Use 0 to disable limiting.
-row_limit = 1000
-
-# Skip intro on startup and goodbye on exit
-less_chatty = False
-
-# Postgres prompt
-# \t - Current date and time
-# \u - Username
-# \h - Short hostname of the server (up to first '.')
-# \H - Hostname of the server
-# \d - Database name
-# \p - Database port
-# \i - Postgres PID
-# \# - "@" sign if logged in as superuser, '>' in other case
-# \n - Newline
-# \dsn_alias - name of dsn alias if -D option is used (empty otherwise)
-# \x1b[...m - insert ANSI escape sequence
-# eg: prompt = '\x1b[35m\u@\x1b[32m\h:\x1b[36m\d>'
-prompt = '\u@\h:\d> '
-
-# Number of lines to reserve for the suggestion menu
-min_num_menu_lines = 4
-
-# Character used to left pad multi-line queries to match the prompt size.
-multiline_continuation_char = ''
-
-# The string used in place of a null value.
-null_string = '<null>'
-
-# manage pager on startup
-enable_pager = True
-
-# Use keyring to automatically save and load password in a secure manner 
-keyring = True
-
-# Custom colors for the completion menu, toolbar, etc.
-[colors]
-completion-menu.completion.current = 'bg:#ffffff #000000'
-completion-menu.completion = 'bg:#008888 #ffffff'
-completion-menu.meta.completion.current = 'bg:#44aaaa #000000'
-completion-menu.meta.completion = 'bg:#448888 #ffffff'
-completion-menu.multi-column-meta = 'bg:#aaffff #000000'
-scrollbar.arrow = 'bg:#003333'
-scrollbar = 'bg:#00aaaa'
-selected = '#ffffff bg:#6666aa'
-search = '#ffffff bg:#4444aa'
-search.current = '#ffffff bg:#44aa44'
-bottom-toolbar = 'bg:#222222 #aaaaaa'
-bottom-toolbar.off = 'bg:#222222 #888888'
-bottom-toolbar.on = 'bg:#222222 #ffffff'
-search-toolbar = 'noinherit bold'
-search-toolbar.text = 'nobold'
-system-toolbar = 'noinherit bold'
-arg-toolbar = 'noinherit bold'
-arg-toolbar.text = 'nobold'
-bottom-toolbar.transaction.valid = 'bg:#222222 #00ff5f bold'
-bottom-toolbar.transaction.failed = 'bg:#222222 #ff005f bold'
-
-# style classes for colored table output
-output.header = "#00ff5f bold"
-output.odd-row = ""
-output.even-row = ""
-
-# Named queries are queries you can execute by name.
-[named queries]
-
-# DSN to call by -D option
-[alias_dsn]
-# example_dsn = postgresql://[user[:password]@][netloc][:port][/dbname]
-
-# Format for number representation
-# for decimal "d" - 12345678, ",d" - 12,345,678
-# for float "g" - 123456.78, ",g" - 123,456.78
-[data_formats]
-decimal = ""
-float = ""

priv/docker/postgres/init.sql

@@ -1,5 +1,2 @@
 CREATE EXTENSION "uuid-ossp";
 CREATE EXTENSION "pg_stat_statements";
-CREATE EXTENSION "btree_gist";
-CREATE DATABASE wabanex_dev TEMPLATE postgres;
-CREATE DATABASE wabanex_test TEMPLATE wabanex_dev;

priv/githooks/pre-commit

@@ -1,2 +0,0 @@
-#!/bin/sh
-make static_code_analysis