iankelling.org Git - distro-setup/blob - filesystem/etc/profile.d/environment.sh

   1 #!/bin/sh
   2
   3 # Exports here get inherited by X, that is the only reason to do things
   4 # here. However, they do not get sent with sl().
   5
   6 if [ -f $HOME/path-add-function ]; then
   7   . $HOME/path-add-function
   8   path-add /usr/sbin /usr/local/sbin /a/exe /a/opt/bin
   9   # if usr merge, dont need it
  10   if [[ ! -L /sbin ]]; then
  11     path-add /sbin
  12   fi
  13   path-add --end $HOME/.cabal/bin
  14   path-add --end /snap/bin
  15
  16
  17   # ~/.local is newer, eg ruby 3.0+
  18   for p in $HOME/.gem/ruby/*/bin $HOME/.local/share/gem/ruby/*/bin; do
  19     path-add --ifexists --end $p
  20   done
  21
  22   if [ -r /etc/alternatives/java_sdk ]; then
  23     export JAVA_HOME=/etc/alternatives/java_sdk
  24     path-add /etc/alternatives/java_sdk
  25   fi
  26
  27   export GUIX_PROFILE=/root/.config/guix/current
  28   if [ -f $GUIX_PROFILE/etc/profile ]; then
  29     . $GUIX_PROFILE/etc/profile
  30   fi
  31   path-add $HOME/.guix-profile/bin
  32   export GUIX_LOCPATH=$HOME/.guix-profile/lib/locale
  33
  34 fi
  35
  36
  37 export EDITOR="emacsclient"
  38 # this makes emacsclient file/-c start a server instance if none is running,
  39 # instead of some alternate editor logic
  40 export ALTERNATE_EDITOR=""
  41
  42 export PITHOSFLY_SAVE_DIR=/a/pandora_rips4
  43
  44 # makes subsequent syscalls to localtime use cached timezone,
  45 # so basically restart the comp if you change time zones,
  46 # and avoid a few syscalls, which makes a tiny tiny perf difference.
  47 # I also set this in
  48 # /a/c/filesystem/etc/systemd/system.conf.d/tz.conf
  49 # https://blog.packagecloud.io/eng/2017/02/21/set-environment-variable-save-thousands-of-system-calls/
  50 export TZ=:/etc/localtime
  51
  52 # ubuntu starts gpg agent automatically with  /etc/X11/Xsession.d/90gpg-agent.
  53 # fedora doesn't, which left me to figure this out, and google was no help.
  54 # fedora documentation is often quite bad :(
  55 # This is mostly copied from that file.
  56 # Main difference is that we eval the result of starting gpg-agent,
  57 # while that file executes it through xsession specific var.
  58 # Also make sourcing the pidfile make more sense.
  59 # End result should be the same afaik.
  60 # for gpg-agent to work when calling gpg from the command line,
  61 # we need an environment variable that is setup via the eval.
  62 # which is why we do this upon login, so it can propogate
  63 # It is also written to the file $HOME/.gnupg/gpg-agent-info-$(hostname)
  64 # I'm not aware if that is ever used, but just fyi.
  65 # I also added the bit about xmessaging the stderr,
  66 # because I'd like to know if the command fails
  67 if [ -f /etc/fedora-release ]; then
  68   : ${GNUPGHOME=$HOME/.gnupg}
  69
  70   GPGAGENT=/usr/bin/gpg-agent
  71   PID_FILE="$GNUPGHOME/gpg-agent-info-$(hostname)"
  72
  73   if ! $GPGAGENT 2>/dev/null; then
  74     temp="$(mktemp)"
  75     eval "$($GPGAGENT --homedir /p/do-not-delete --daemon --sh --write-env-file=$PID_FILE 2>$temp)"
  76     temperr="$(cat "$temp")"
  77     [ -n "$temperr" ] && xmessage "gpg-agent stderr: $temperr"
  78   elif [ -r "$PID_FILE" ]; then
  79     . "$PID_FILE"
  80     export GPG_AGENT_INFO
  81   fi
  82 fi
  83
  84 # 2020: and broken again. see /usr/lib/systemd/user-environment-generators/90gpg-agent.
  85 # 2022: not sure exactly what this fixed, but gpg seems to work now without it.
  86 #export GPG_AGENT_INFO=$XDG_RUNTIME_DIR/gnupg/S.gpg-agent:0:1
  87
  88 # and now trisquel9 + mate + i3 has broken ssh agent. I've had to fix
  89 # ssh or gpg agent like 10 times in different distros, and once again, i
  90 # randomly figured out this hack because there is no documentation.  ssh
  91 # agent is started by a systemd service, which runs a wrapper script,
  92 # which adds env vars with some dbus thing.  This is too much of a pita
  93 # to make work in ash/posix. I could just export the agent relevant
  94 # vars, but it seems like its better to just get whatever is missing,
  95 # but not override existing things because theres stuff like PWD. This
  96 # doesn't set SSH_AGENT_PID, but apparently its not needed anymore.
  97 # Note: what a huge pita to write this in posix shell.
  98 # update: disabled this hackery since I'm not using it in t11
  99 # if test "$EUID" && [ "$EUID" != 0 ]; then
 100 #   _sysenv=$(mktemp)
 101 #   _sysenvnames=$(mktemp)
 102 #   _unsetnames=$(mktemp)
 103 #   if systemctl --user show-environment >$_sysenv 2>/dev/null; then
 104 #     grep -o '^[^=]*' $_sysenv | sort > $_sysenvnames
 105 #     env -0 | grep -zo '^[^=]*' | xargs -0 printf "%s\n" | sort | \
 106   #       comm --nocheck-order -13 - $_sysenvnames >$_unsetnames
 107 #     while read -r unsetname; do
 108 #       while read -r sysenv; do
 109 #         case "$sysenv" in
 110 #           "$unsetname"*) eval export "$sysenv" ;;
 111 #         esac
 112 #       done < $_sysenv
 113 #     done < $_unsetnames
 114 #     rm -f $_tmpf
 115 #   fi
 116 # fi
 117
 118
 119 # i use the x11 prompt for ssh key use which doesnt work
 120 # within an ssh session (perhaps there is some way).
 121 # Anyways, there is usually no need for an agent to
 122 # do a 1-off ssh from a remote machine.
 123 if ! test "$SSH_CLIENT"; then
 124   # and it seems that if we log into mate, it screws up the systemd env var anyways.
 125   for _file in $(pgrep -a '^ssh-agent$' | sed -r 's/.*-a *([^ ]+).*/\1/'); do
 126     if test -O "$_file"; then
 127       export SSH_AUTH_SOCK="$_file"
 128       break
 129     fi
 130   done
 131
 132   # in t11, user ssh-agent once again stopped working, it isn't started anymore
 133   # by i3. So, enough is enough, I just made a service that will try to
 134   # start it all the time for the user. If the var isn't set by the above,
 135   # just set them to the values I know are in the service.
 136   if ! test "$SSH_AUTH_SOCK"; then
 137     if [ "$EUID" = 0 ]; then
 138       export SSH_AUTH_SOCK=/run/openssh_agent
 139     elif [ "$EUID" = 1000 ]; then
 140       export SSH_AUTH_SOCK=$HOME/openssh_agent
 141     fi
 142   fi
 143 fi
 144
 145 # background:
 146 # ubuntu has 002 for non-system users, debian has 022.  002 makes groups
 147 # be rw instead of r.
 148 #
 149 # I think the actual setting is somewhere in the pam settings, I haven't
 150 # bothered to figure that out.
 151 #
 152 # ubuntu is more user friendly when using multiple users. However,
 153 # it also makes it so if you create a file as a regular user then move
 154 # it to become a system file, it's got slightly wrong permissions, and
 155 # sometimes thing break. Also, copying files between ubuntu and debian
 156 # makes things inconsistent. So stick with 022 umask always.
 157 #
 158 # One security concern is where some unixes put every user in a same
 159 # group, so if you copy files there with exact perms, that is probably
 160 # not what you want. I don't use a system like that, so I don't
 161 # care.
 162 #
 163 # Note: duplicated in .bashrc
 164 umask 022
 165 # this is how we could test for non-system user
 166
 167 #if test "$(id -u)" -ge 1000; then : fi