shlib.sh

   1 #!/bin/bash
   2
   3
   4 # Import all the variables from Girocco::Config to the local environment,
   5 # prefixing them with 'cfg_'. E.g. $cfg_admin is admin's mail address now.
   6 __girocco_conf="$GIROCCO_CONF"
   7 [ -n "$__girocco_conf" ] || __girocco_conf="Girocco::Config"
   8 [ -z "$basedir" ] || __girocco_extrainc="-I$basedir"
   9 eval $(perl -I@basedir@ $__girocco_extrainc -M$__girocco_conf -le \
  10         'foreach (keys %Girocco::Config::) {
  11                 my $val = ${$Girocco::Config::{$_}}; $val ||= "";
  12                 print "cfg_$_=\"$val\"";
  13         }')
  14
  15
  16 git() { "$cfg_git_bin" "$@"; }
  17
  18
  19 # bang CMD... will execute the command with well-defined failure mode;
  20 # set bang_action to string of the failed action ('clone', 'update', ...);
  21 # pre-set bang_once=1 to make sure jobs banging on a repo repeatedly will
  22 # not spam the owner; re-define the bang_trap() function to do custom
  23 # cleanup before bailing out
  24 bang() {
  25         if "$@" >>"$bang_log" 2>&1; then
  26                 # All right. Cool.
  27                 return;
  28         fi
  29         errcode="$?"
  30         if ! [ -e .banged ]; then
  31                 {
  32                         echo "$* failed with error code $errcode"
  33                         [ ! -n "$bang_once" ] || echo "you will not receive any more notifications until recovery"
  34                         echo "Log follows:"
  35                         cat "$bang_log"
  36                 } | mail -s "[$cfg_name] $proj $bang_action failed" "$mail,$cfg_admin"
  37         fi
  38         touch .banged
  39         bang_trap
  40         exit 1
  41 }
  42
  43 # Default bang settings:
  44 bang_setup() {
  45         bang_action="lame_programmer"
  46         bang_once=
  47         bang_trap() { :; }
  48         bang_log="$(mktemp -t repomgr-XXXXXX)"
  49         trap "rm \"\$bang_log\"" EXIT
  50 }
  51
  52
  53 # Progress report - if show_progress is set, shows the given message.
  54 progress() {
  55         [ ! -n "$show_progress" ] || echo "$@"
  56 }
  57
  58
  59 # List all Git repositories, with given prefix if specified, one-per-line
  60 get_repo_list() {
  61         if [ -n "$1" ]; then
  62                 cut -d : -f 1 | grep "^$1"
  63         else
  64                 cut -d : -f 1
  65         fi
  66 }