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#!/bin/bash
## Init is run on host
## For now it is run every time the script is launched, but
## it should be launched only once after build.
## Accessible variables are:
## - SERVICE_NAME Name of current service
## - DOCKER_BASE_IMAGE Base image from which this service might be built if any
## - SERVICE_DATASTORE Location on host of the DATASTORE of this service
## - SERVICE_CONFIGSTORE Location on host of the CONFIGSTORE of this service
set -e
service_def=$(get_compose_service_def "$SERVICE_NAME")
admin_keys=$(echo "$service_def" | shyaml -y get-value options.admin 2>/dev/null) || {
err "You must specify a ${WHITE}admin${NORMAL} struct in ${DARKYELLOW}$SERVICE_NAME${NORMAL}'s options"
exit 1
}
[ "$(echo "$admin_keys" | shyaml -y get-type 2>/dev/null)" == "struct" ] || {
err "Invalid value type for ${WHITE}admin${NORMAL} in" \
"${DARKYELLOW}$SERVICE_NAME${NORMAL}'s options, please provide a struct"
exit 1
}
rebuild-config() {
rm -rf "$SERVICE_CONFIGSTORE/etc/rsync/keys/admin"
mkdir -p "$host_path_key"
while read-0 ident keys; do
ident=$(e "$ident" | shyaml get-value)
if ! [[ "$ident" =~ ^[a-zA-Z0-9._-]+$ ]]; then
err "Invalid identifier '$ident'," \
"please use only alphanumerical char, dots, dash or underscores."
exit 1
fi
debug "Setting access keys for ${ident}"
[ "$(echo "$keys" | shyaml -y get-type 2>/dev/null)" == "sequence" ] || {
err "Invalid value type for ${WHITE}admin.$ident${NORMAL}, please provide a sequence"
echo " Received: '$keys'" >&2
exit 1
}
while read-0 key; do
echo "command=\"/usr/local/sbin/ssh-admin-cmd-validate \\\"$ident\\\"\",no-port-forwarding,no-X11-forwarding,no-agent-forwarding,no-pty $key"
done < <(echo "$keys" | shyaml get-values-0) | file_put "$host_path_key/$ident/.ssh/authorized_keys"
done < <(echo "$admin_keys" | shyaml -y key-values-0)
e "$control_users" > "$CONTROL_USERS_FILE"
}
local_path_key=/etc/rsync/keys/admin
host_path_key="$SERVICE_CONFIGSTORE${local_path_key}"
CONTROL_USERS_FILE="$SERVICE_DATASTORE/.control-pass"
## Was it already properly propagated to database ?
control_users=$(H "${admin_keys}" "$(declare -f "rebuild-config")")
init-config-add "\
$SERVICE_NAME:
volumes:
- $host_path_key:$local_path_key
labels:
- compose.config_hash=$control_users
"
if [ -e "$CONTROL_USERS_FILE" ] && [ "$control_users" == "$(cat "$CONTROL_USERS_FILE")" ]; then
exit 0
fi
rebuild-config