56 lines
1.8 KiB
Bash
Executable File
56 lines
1.8 KiB
Bash
Executable File
#!/bin/bash
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host="$(hostname --short)"
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# main configuration file that is always used
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MAIN_CONF="$HOME/.i3/config"
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# user-specific /var
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VARDIR="$HOME/.var"
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# user-specific /var/run
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RUNDIR="$VARDIR/run"
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# temporary configuration file used for this session
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SESSION_CONF="$RUNDIR/i3/${host}.config"
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# directory that contains host specific configuration
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CONF_DIR="$HOME/.i3/config.d"
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# file that should be used when no host specific configuration present
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DEFAULT_CONF="$CONF_DIR/default.config"
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LOGFILE="$LOGDIR/i3/genconfig.log"
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host_specific_conf="$CONF_DIR/$host.config"
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log() {
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echo "[$(date +%FT%T)] $*" >> "$LOGFILE"
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}
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# if it's a symlink to $MAIN_CONF, cat will fail
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[[ -f "$SESSION_CONF" ]] && rm "$SESSION_CONF"
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if [[ ! -f "$host_specific_conf" ]] && [[ ! -f "$DEFAULT_CONF" ]]; then
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# if there is no host-specific configuration and no default one, just use
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# the main config
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log "neither config for host $host at $host_specific_conf nor default config at $DEFAULT_CONF found, using main only"
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ln -sf "$MAIN_CONF" "$SESSION_CONF"
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else
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# either use the host specific config if present, or the default if not
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if [[ -f "$host_specific_conf" ]]; then
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log "found config for host $host at $host_specific_conf"
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conf_to_use="$host_specific_conf"
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else
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log "no config for host $host found, using default one"
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conf_to_use="$DEFAULT_CONF"
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fi
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cat "$MAIN_CONF" <(echo -e "\n###\n### host-specific configuration for host \"$host\"\n###\n") "$conf_to_use" > "$SESSION_CONF"
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log "created session config at $SESSION_CONF"
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fi
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echo "$SESSION_CONF"
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# if we got any parameters, tell i3 to reload the config
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# so the script can be used both on startup without reload (as i3 is not even
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# running yet) and later when reloading
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if [[ -n "$1" ]] ; then
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log "telling i3 to reload the config file"
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i3-msg reload
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fi
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