generated from ztimson/template
Zakary Timson
bd19cc87e3
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46 lines
1.8 KiB
Bash
46 lines
1.8 KiB
Bash
#!/bin/bash
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set -e
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SCRIPT_URL="https://git.zakscode.com/ztimson/fallback-ap/raw/branch/master/fallback-ap.sh"
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INSTALL_PATH="/usr/local/bin/fallback-ap"
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if [ "$EUID" -ne 0 ]; then
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echo "This installer needs to run as root, e.g.:"
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echo " curl -sL https://git.zakscode.com/ztimson/fallback-ap/raw/branch/master/install.sh | sudo bash"
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exit 1
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fi
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prompt() {
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local __var="$1" __question="$2" __default="$3" __answer=""
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read -r -p "$__question [$__default]: " __answer < /dev/tty || __answer=""
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printf -v "$__var" '%s' "${__answer:-$__default}"
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}
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EXISTING_CONFIG="/etc/fallback-ap.conf"
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if [ -f "$EXISTING_CONFIG" ]; then
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# shellcheck disable=SC1090
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source "$EXISTING_CONFIG"
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fi
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DEFAULT_SSID="${SAVED_SSID:-$(hostname)}"
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DEFAULT_PASSWORD="${SAVED_PASSWORD:-guesswhatitis}"
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DEFAULT_CIDR="${SAVED_CIDR:-10.10.10.1/24}"
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DEFAULT_DHCP_START_OCTET="${SAVED_DHCP_START_OCTET:-100}"
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DEFAULT_DHCP_END_OCTET="${SAVED_DHCP_END_OCTET:-250}"
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[ -z "${FALLBACK_AP_SSID:-}" ] && prompt FALLBACK_AP_SSID "Access point SSID" "$DEFAULT_SSID"
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[ -z "${FALLBACK_AP_PASSWORD:-}" ] && prompt FALLBACK_AP_PASSWORD "Access point passphrase" "$DEFAULT_PASSWORD"
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[ -z "${FALLBACK_AP_CIDR:-}" ] && prompt FALLBACK_AP_CIDR "Access point subnet (CIDR)" "$DEFAULT_CIDR"
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[ -z "${FALLBACK_AP_DHCP_START_OCTET:-}" ] && prompt FALLBACK_AP_DHCP_START_OCTET "DHCP range start (last octet)" "$DEFAULT_DHCP_START_OCTET"
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[ -z "${FALLBACK_AP_DHCP_END_OCTET:-}" ] && prompt FALLBACK_AP_DHCP_END_OCTET "DHCP range end (last octet)" "$DEFAULT_DHCP_END_OCTET"
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export FALLBACK_AP_SSID FALLBACK_AP_PASSWORD FALLBACK_AP_CIDR FALLBACK_AP_DHCP_START_OCTET FALLBACK_AP_DHCP_END_OCTET
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echo "Downloading fallback-ap..."
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curl -fsSL "$SCRIPT_URL" -o "$INSTALL_PATH"
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chmod +x "$INSTALL_PATH"
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echo "Running installer..."
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"$INSTALL_PATH" install
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