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| 1 | +#!/usr/bin/env bash |
| 2 | + |
| 3 | +set -o errexit |
| 4 | +set -o pipefail |
| 5 | +set -o nounset |
| 6 | + |
| 7 | +myDir=$(dirname "$0") |
| 8 | + |
| 9 | +# --- Where are we? |
| 10 | + |
| 11 | +uname=$(uname) |
| 12 | +is_linux= |
| 13 | +is_darwin= |
| 14 | +if [ "$uname" = "Linux" ] ; then is_linux=1 ; fi |
| 15 | +if [ "$uname" = "Darwin" ] ; then is_darwin=1 ; fi |
| 16 | + |
| 17 | +# --- Find `default_logfile` |
| 18 | + |
| 19 | +default_logfile= |
| 20 | +if [ -n "$is_darwin" ] ; then |
| 21 | + default_logfile="$HOME/Library/Application Support/Daedalus Mainnet/Logs/pub/Daedalus.json" |
| 22 | + : |
| 23 | + if [ ! -e "$default_logfile" ] ; then |
| 24 | + candidate=$(find "$HOME/Library/Application Support" -maxdepth 1 -mindepth 1 -type d -name 'Daedalus*' | head -n 1) |
| 25 | + if [ -n "$candidate" ] ; then |
| 26 | + default_logfile="$candidate"/Logs/pub/Daedalus.json |
| 27 | + fi |
| 28 | + fi |
| 29 | +elif [ -n "$is_linux" ] ; then |
| 30 | + default_logfile="$HOME"/.local/share/Daedalus/mainnet/Logs/pub/Daedalus.json |
| 31 | + if [ ! -e "$default_logfile" ] ; then |
| 32 | + if [ -e "$HOME"/.local/share/Daedalus/ ] ; then |
| 33 | + candidate=$(find "$HOME"/.local/share/Daedalus/ -mindepth 1 -maxdepth 1 -type d | head -n 1) |
| 34 | + if [ -n "$candidate" ] ; then |
| 35 | + default_logfile="$candidate"/Logs/pub/Daedalus.json |
| 36 | + fi |
| 37 | + fi |
| 38 | + fi |
| 39 | +fi |
| 40 | + |
| 41 | +# --- Print usage |
| 42 | + |
| 43 | +print_usage() { |
| 44 | + echo "Usage: $0 [OPTION]..." |
| 45 | + echo |
| 46 | + echo " -h, --help Display help." |
| 47 | + echo " -f, --follow Continue processing as the log file grows." |
| 48 | + echo " -c, --compact Output compact instead of pretty-printed JSON." |
| 49 | + echo " -i, --input <file> Deadalus.json log location (default: $default_logfile)." |
| 50 | + echo " -m, --msg-contains <substring> Filter down to entries ‘.msg’ of which contains a <substring>." |
| 51 | + echo " --app-contains <string> Filter down to entries ‘.app’ of which contains a <string> element." |
| 52 | + echo " -d, --data-key <key> Filter down to entries ‘.data’ of which contains a <key> key." |
| 53 | + echo " --data-kv <key> <value> Filter down to entries ‘.data’ of which contains a <key> with value <value>." |
| 54 | +} |
| 55 | + |
| 56 | +# --- Parse arguments |
| 57 | + |
| 58 | +follow_mode= |
| 59 | +compact_mode= |
| 60 | +input="$default_logfile" |
| 61 | +filter_msg_contains= |
| 62 | +filter_app_contains= |
| 63 | +filter_data_key= |
| 64 | +filter_data_kv_key= |
| 65 | +filter_data_kv_value= |
| 66 | + |
| 67 | +while [ $# -gt 0 ] ; do |
| 68 | + case "$1" in |
| 69 | + --help | -h ) print_usage ; exit 0 ;; |
| 70 | + --follow | -f ) follow_mode=1 ;; |
| 71 | + --compact | -c ) compact_mode=1 ;; |
| 72 | + --input | -i ) shift ; input="$1" ;; |
| 73 | + --msg-contains | -m ) shift ; filter_msg_contains="$1" ;; |
| 74 | + --app-contains ) shift ; filter_app_contains="$1" ;; |
| 75 | + --data-key | -d ) shift ; filter_data_key="$1" ;; |
| 76 | + --data-kv ) shift ; filter_data_kv_key="$1" ; shift ; filter_data_kv_value="$1" ;; |
| 77 | + * ) echo >&2 'fatal: unknown arguments:' "$@" ; print_usage ; exit 1 ;; |
| 78 | + esac |
| 79 | + shift |
| 80 | +done |
| 81 | + |
| 82 | +if [ -n "${DEBUG:-}" ] ; then |
| 83 | + echo 2>&1 "; follow_mode = $follow_mode" |
| 84 | + echo 2>&1 "; compact_mode = $compact_mode" |
| 85 | + echo 2>&1 "; input = $input" |
| 86 | + echo 2>&1 "; filter_msg_contains = $filter_msg_contains" |
| 87 | + echo 2>&1 "; filter_app_contains = $filter_app_contains" |
| 88 | + echo 2>&1 "; filter_data_key = $filter_data_key" |
| 89 | + echo 2>&1 "; filter_data_kv_key = $filter_data_kv_key" |
| 90 | + echo 2>&1 "; filter_data_kv_value = $filter_data_kv_value" |
| 91 | +fi |
| 92 | + |
| 93 | +# --- Find jq |
| 94 | + |
| 95 | +if type jq >/dev/null 2>&1 ; then |
| 96 | + : |
| 97 | +else |
| 98 | + echo >&2 "warn: no ‘jq’ found, will use one from Nixpkgs" |
| 99 | + default_nix="$myDir"/../default.nix |
| 100 | + if [ -e "$default_nix" ] ; then |
| 101 | + jq_package=$(nix-build "$default_nix" -A pkgs.jq) |
| 102 | + else |
| 103 | + jq_package=$(nix-build '<nixpkgs>' -A pkgs.jq) |
| 104 | + fi |
| 105 | + export PATH="$jq_package/bin:$PATH" |
| 106 | +fi |
| 107 | + |
| 108 | +# --- Filters |
| 109 | + |
| 110 | +read_source() { |
| 111 | + if [ -n "$follow_mode" ] ; then |
| 112 | + # 10¹⁰ ≈ ∞ |
| 113 | + tail -n 999999999 -F "$input" |
| 114 | + else |
| 115 | + cat "$input" |
| 116 | + fi |
| 117 | +} |
| 118 | + |
| 119 | +filter_dev_log_tags() { |
| 120 | + sed -r 's/^\[.*\{/\{/' |
| 121 | +} |
| 122 | + |
| 123 | +pretty_print() { |
| 124 | + if [ -n "$compact_mode" ] ; then |
| 125 | + jq --unbuffered -c . |
| 126 | + else |
| 127 | + # could be just `cat`, but we want colors! |
| 128 | + jq --unbuffered . |
| 129 | + fi |
| 130 | +} |
| 131 | + |
| 132 | +f_msg_contains() { |
| 133 | + if [ -n "$filter_msg_contains" ] ; then |
| 134 | + jq --unbuffered --arg arg1 "$filter_msg_contains" -c 'select(.msg | contains($arg1))' |
| 135 | + else |
| 136 | + cat |
| 137 | + fi |
| 138 | +} |
| 139 | + |
| 140 | +f_app_contains() { |
| 141 | + if [ -n "$filter_app_contains" ] ; then |
| 142 | + jq --unbuffered --arg arg1 "$filter_app_contains" -c 'select(.app[] | contains($arg1))' |
| 143 | + else |
| 144 | + cat |
| 145 | + fi |
| 146 | +} |
| 147 | + |
| 148 | +f_data_key() { |
| 149 | + if [ -n "$filter_data_key" ] ; then |
| 150 | + jq --unbuffered --arg key1 "$filter_data_key" -c 'select(.data | .[$key1])' |
| 151 | + else |
| 152 | + cat |
| 153 | + fi |
| 154 | +} |
| 155 | + |
| 156 | +f_data_kv() { |
| 157 | + if [ -n "$filter_data_kv_key" ] ; then |
| 158 | + jq --unbuffered --arg key1 "$filter_data_kv_key" --arg value1 "$filter_data_kv_value" -c 'select(.data | .[$key1] == $value1)' |
| 159 | + else |
| 160 | + cat |
| 161 | + fi |
| 162 | +} |
| 163 | + |
| 164 | +read_source | filter_dev_log_tags | f_msg_contains | f_app_contains | f_data_key | f_data_kv | pretty_print |
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