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87 lines
1.9 KiB
87 lines
1.9 KiB
#!/usr/bin/env bash
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# CONSTANTS
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BASEDIR=$(dirname "$0")
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CONTAINER_NAME=$1
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TEMPLATE_DIR=/var/lib/vz/template/cache
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TAG_NAME=debian13
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SSH_PUBKEYS="$BASEDIR/pct-administrators.pubkeys"
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# FUNCTIONS
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function usage {
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echo "$(basename "$0") <CONTAINER_NAME>"
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}
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function debian13_template {
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ls -1 $TEMPLATE_DIR | grep ^debian-13
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}
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function show_defaults {
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echo -n "STORAGE_DISK=$STORAGE_DISK,"
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echo -n "STORAGE_SIZE=$STORAGE_SIZE,"
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echo -n "MEMORY=$MEMORY,"
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echo -n "SWAP=$SWAP,"
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echo -n "CPU=$CPU,"
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echo
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}
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function convert_human_size_to_megabyte {
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value=$1
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echo "$(numfmt --from=iec-i "$value"i --to-unit=Mi)" | cut -dM -f1
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}
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function convert_human_size_to_gigabyte {
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value=$1
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echo "$(numfmt --from=iec-i "$value"i --to-unit=Gi)" | cut -dG -f1
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}
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function create_container {
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local new_id=$($BASEDIR/pct-nextid)
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local template_file="$TEMPLATE_DIR/$(debian13_template)"
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local vol_in_gb=$(convert_human_size_to_gigabyte $STORAGE_SIZE)
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local mem_in_mb=$(convert_human_size_to_megabyte $MEMORY)
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local swp_in_mb=$(convert_human_size_to_megabyte $SWAP)
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pct create \
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$new_id \
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$template_file \
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--ostype debian \
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--rootfs "volume=$STORAGE_DISK:$vol_in_gb" \
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--cores $CPU \
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--memory $mem_in_mb \
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--swap $swp_in_mb \
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--hostname $CONTAINER_NAME \
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--net0 name=eth0,bridge=vmbr0,ip=dhcp,firewall=1 \
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--start \
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--onboot true \
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--ssh-public-keys $SSH_PUBKEYS \
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--unprivileged true \
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--features nesting=1 \
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[[ -n $TAG_NAME ]] && pct set $new_id --tags $TAG_NAME
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echo "container: $CONTAINER_NAME succesfully created with vmid=$new_id!"
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}
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function existing_container {
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local vmid=$($BASEDIR/pct-lookup "$CONTAINER_NAME")
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if [[ -z $vmid ]]; then
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false
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else
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echo "container $CONTAINER_NAME already exists with vmid=$vmid!"
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exit 2
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fi
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}
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# MAIN
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set -Eue
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[[ "$#" -lt 1 ]] && usage && exit 1
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source "$BASEDIR/pct-default.config"
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# show_defaults
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existing_container && false || create_container
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