iankelling.org Git - distro-functions/blob - src/package-manager-abstractions

   1 #!/bin/bash
   2 # Copyright (C) 2014 Ian Kelling
   3
   4 # Licensed under the Apache License, Version 2.0 (the "License");
   5 # you may not use this file except in compliance with the License.
   6 # You may obtain a copy of the License at
   7
   8 #     http://www.apache.org/licenses/LICENSE-2.0
   9
  10 # Unless required by applicable law or agreed to in writing, software
  11 # distributed under the License is distributed on an "AS IS" BASIS,
  12 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13 # See the License for the specific language governing permissions and
  14 # limitations under the License.
  15
  16 # basic yum/apt package manager abstraction, plus a few minor conveniences
  17 if command -v yum &> /dev/null; then
  18   # package manager
  19   p() {
  20     local s; [[ $EUID != 0 ]] && s=sudo
  21     $s yum "$@"
  22   }
  23   # package install
  24   pi() {
  25     local s; [[ $EUID != 0 ]] && s=sudo
  26     $s yum -y install "$@"
  27   }
  28   # package find
  29   pf() {
  30     local s; [[ $EUID != 0 ]] && s=sudo
  31     $s yum search "$@"
  32   }
  33   # package remove/uninstall
  34   pu() {
  35     local s; [[ $EUID != 0 ]] && s=sudo
  36     $s yum autoremove "$@"
  37   }
  38   pup() { # upgrade
  39     local s; [[ $EUID != 0 ]] && s=sudo
  40     $s yum -y distro-sync full "$@"
  41   }
  42   # package list info
  43   pl() {
  44     yum info "$@"
  45   }
  46   pfile() {
  47     yum whatprovides \*/$1
  48   }
  49
  50 elif command -v apt-get &>/dev/null; then
  51   pp() { # package policy
  52     apt-cache policy $@
  53   }
  54   p() {
  55     local s; [[ $EUID != 0 ]] && s=sudo
  56     case $1 in
  57       install)
  58         $s apt-get --purge --auto-remove "$@"
  59         ;;
  60       *)
  61         $s apt-get "$@"
  62         ;;
  63     esac
  64   }
  65   pupdate() {
  66     local s f; [[ $EUID != 0 ]] && s=sudo
  67     # update package list if its more than an 2 hours old
  68     f=/var/cache/apt/pkgcache.bin
  69     if [[ ! -r $f ]] \
  70          || (( $(( $(date +%s) - $(stat -c %Y $f ) )) > 60*60*2 )); then
  71       $s apt-get update
  72     fi
  73   }
  74   pi() {
  75     if dpkg -s -- "$@" | grep -Fx "Status: install ok installed" &>/dev/null; then
  76       return 0
  77     fi
  78     while fuser /var/lib/dpkg/lock &>/dev/null; do sleep 1; done
  79     pupdate
  80     local s; [[ $EUID != 0 ]] && s=sudo
  81     $s $PI_PREFIX apt-get -y --allow-downgrades install --purge --auto-remove "$@"
  82   }
  83
  84   pi-nostart() {
  85     if dpkg -s -- "$@" &>/dev/null; then
  86       return 0
  87     fi
  88     while fuser /var/lib/dpkg/lock &>/dev/null; do sleep 1; done
  89     pupdate
  90     local s; [[ $EUID != 0 ]] && s=sudo
  91     local f=/usr/sbin/policy-rc.d
  92     $s dd of=$f <<EOF
  93 #!/bin/sh
  94 exit 101
  95 EOF
  96     $s chmod +x $f
  97     $s apt-get -y install --allow-downgrades --purge --auto-remove "$@"
  98     $s rm $f
  99   }
 100   pf() {
 101     # package name and descriptions
 102     apt-cache search "$@"
 103   }
 104   pff() {
 105     local s; [[ $EUID != 0 ]] && s=sudo
 106     # nice aptitude search from emacs shell. package description width as
 107     # wide as the screen, and package name field small aptitude
 108     # manual can't figure out how wide emacs terminal is, of course
 109     # it doesn't consult the $COLUMNS variable...  and in a normal
 110     # terminal, it makes the package name field ridiculously big
 111     # also, remove that useless dash before the description
 112     aptitude -F "%c%a%M %p %$((COLUMNS - 30))d" -w $COLUMNS search "$@"
 113   }
 114   pu() {
 115     local s; [[ $EUID != 0 ]] && s=sudo
 116     while fuser /var/lib/dpkg/lock &>/dev/null; do sleep 1; done
 117     $s apt-get -y remove --allow-downgrades --purge --auto-remove  "$@"
 118     # seems slightly redundant, but it removes more stuff sometimes.
 119     $s apt-get -y --allow-downgrades autoremove
 120   }
 121   pup() { # upgrade
 122     while fuser /var/lib/dpkg/lock &>/dev/null; do sleep 1; done
 123     pupdate
 124     local s; [[ $EUID != 0 ]] && s=sudo
 125     $s apt-get -y dist-upgrade --allow-downgrades --purge --auto-remove "$@"
 126     $s apt-get -y autoremove --allow-downgrades
 127     $s checkrestart
 128   }
 129   # package info
 130   pl() {
 131     if type -p aptitude &>/dev/null; then
 132       aptitude show "$@"
 133     else
 134       apt-cache show "$@"
 135     fi
 136   }
 137   pfile() {
 138     local file=$1
 139     # ucfq can tell us about config files which are not tracked
 140     # with apt-file. but, for at least a few files I tested
 141     # which are tracked with apt-file, ucfq doesn't show their
 142     # package name. So, commenting this, waiting to find
 143     # a config file only tracked by ucfq to see if it gives the
 144     # package name and if I can identify this kind of file.
 145     # if [[ $file == /* ]] && ! ucfq -w $file | grep ::: &>/dev/null; then
 146     #    ucfq $file
 147
 148     if [[ $file == */* ]]; then
 149       apt-file find -x "$file"\$
 150     else
 151       apt-file find -x /"$file"\$
 152       update-alternatives --list "$file" 2>/dev/null
 153     fi
 154   }
 155   pkgfiles() {
 156     if dpkg -s "$1" &>/dev/null; then
 157       dpkg-query -L $1
 158     else
 159       apt-file -x list "^$1$"
 160     fi
 161   }
 162
 163 elif command -v pacman &>/dev/null; then
 164   p() {
 165     pacaur "$@"
 166   }
 167   pi() {
 168     pacaur -S --noconfirm --needed --noedit "$@"
 169   }
 170   pf() {
 171     pacaur -Ss "$@"
 172   }
 173   pu() {
 174     pacaur -Rs --noconfirm "$@"
 175     if p=$(pacaur -Qdtq); then
 176       pacaur -Rs $p
 177     fi
 178   }
 179   aurex() {
 180     p="$1"
 181     aur='https://aur.archlinux.org'
 182     curl -s $aur/$(curl -s "$aur/rpc.php?type=info&arg=$p" \
 183                      | jq -r .results.URLPath) | tar xz
 184     cd "$p"
 185
 186   }
 187   pmirror() {
 188     local s; [[ $EUID != 0 ]] && s=sudo
 189     local x=$(mktemp)
 190     curl -s "https://www.archlinux.org/mirrorlist/\
 191 ?country=US&protocol=https&ip_version=4&ip_version=6&use_mirror_status=on" \
 192       | sed -r 's/^[ #]*(Server *=)/\1/' > $x
 193     if (( $(stat -c %s $x ) > 10 )); then
 194       $s cp $x /etc/pacman.d/mirrorlist
 195       rm $x
 196     fi
 197   }
 198   pup() { # upgrade
 199     local s; [[ $EUID != 0 ]] && s=sudo
 200     # file_time + 24 hours > current_time
 201     if ! (( $(stat -c%Y /etc/pacman.d/mirrorlist) + 60*60*24 > $(date +%s) ))
 202     then
 203       pmirror
 204     fi
 205     pacaur -Syu --noconfirm "$@"
 206   }
 207   # package info
 208   pl() {
 209     pacaur -Si "$@"
 210   }
 211   pfile() {
 212     pkgfile "$1"
 213   }
 214   pkgfiles() {
 215     if pacaur -Qs "^$1$" &>/dev/null; then
 216       pacman -Ql $1
 217     else
 218       pkgfile -l $1
 219     fi
 220   }
 221 fi