forked from ungleich-public/cdist
		
	[type/__hostname] Lint
- Error if expected environment variables are unset
- Always wrap variable expansions in {}
	
	
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				commit
				
					
						3e48ef9e11
					
				
			
		
					 2 changed files with 114 additions and 115 deletions
				
			
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			@ -20,25 +20,26 @@
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# along with cdist. If not, see <http://www.gnu.org/licenses/>.
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#
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os=$(cat "$__global/explorer/os")
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name_running=$(cat "$__global/explorer/hostname")
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has_hostnamectl=$(cat "$__object/explorer/has_hostnamectl")
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os=$(cat "${__global:?}/explorer/os")
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name_running=$(cat "${__global:?}/explorer/hostname")
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has_hostnamectl=$(cat "${__object:?}/explorer/has_hostnamectl")
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if test -s "$__object/parameter/name"
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if test -s "${__object:?}/parameter/name"
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then
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    name_should=$(cat "$__object/parameter/name")
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    name_should=$(cat "${__object:?}/parameter/name")
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else
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    case $os
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    case ${os}
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    in
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        # RedHat-derivatives and BSDs
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        centos|fedora|redhat|scientific|freebsd|macosx|netbsd|openbsd)
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        (centos|fedora|redhat|scientific|freebsd|macosx|netbsd|openbsd)
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            # Hostname is FQDN
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            name_should="${__target_host}"
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            name_should=${__target_host:?}
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            ;;
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        *)
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        (*)
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            # Hostname is only first component of FQDN
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            name_should="${__target_host%%.*}"
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            name_should=${__target_host:?}
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            name_should=${name_should%%.*}
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            ;;
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    esac
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fi
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			@ -47,46 +48,46 @@ fi
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################################################################################
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# Check if the (running) hostname is already correct
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#
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test "$name_running" != "$name_should" || exit 0
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test "${name_running}" != "${name_should}" || exit 0
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################################################################################
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# Setup hostname
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#
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echo 'changed' >>"$__messages_out"
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echo 'changed' >>"${__messages_out:?}"
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# Use the good old way to set the hostname.
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case $os
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case ${os}
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in
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    alpine|debian|devuan|ubuntu)
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    (alpine|debian|devuan|ubuntu)
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        echo 'hostname -F /etc/hostname'
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        ;;
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    archlinux)
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    (archlinux)
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        echo 'command -v hostnamectl >/dev/null 2>&1' \
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            "&& hostnamectl set-hostname '$name_should'" \
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            "|| hostname '$name_should'"
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            "&& hostnamectl set-hostname '${name_should}'" \
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            "|| hostname '${name_should}'"
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        ;;
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    centos|fedora|redhat|scientific|freebsd|netbsd|openbsd|gentoo|void)
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        echo "hostname '$name_should'"
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    (centos|fedora|redhat|scientific|freebsd|netbsd|openbsd|gentoo|void)
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        echo "hostname '${name_should}'"
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        ;;
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    openwrt)
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        echo "echo '$name_should' >/proc/sys/kernel/hostname"
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    (openwrt)
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        echo "echo '${name_should}' >/proc/sys/kernel/hostname"
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        ;;
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    macosx)
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        echo "scutil --set HostName '$name_should'"
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    (macosx)
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        echo "scutil --set HostName '${name_should}'"
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        ;;
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    solaris)
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        echo "uname -S '$name_should'"
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    (solaris)
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        echo "uname -S '${name_should}'"
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        ;;
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    slackware|suse|opensuse-leap)
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    (slackware|suse|opensuse-leap)
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        # We do not read from /etc/HOSTNAME, because the running
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        # hostname is the first component only while the file contains
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        # the FQDN.
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        echo "hostname '$name_should'"
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        echo "hostname '${name_should}'"
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        ;;
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    *)
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    (*)
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        # Fall back to set the hostname using hostnamectl, if available.
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        if test -n "$has_hostnamectl"
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        if test -n "${has_hostnamectl}"
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        then
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            # Don't use hostnamectl as the primary means to set the hostname for
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            # systemd systems, because it cannot be trusted to work reliably and
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			@ -97,7 +98,8 @@ in
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            echo "test \"\$(hostname)\" = \"\$(cat /etc/hostname)\"" \
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                 " || hostname -F /etc/hostname"
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        else
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            printf "echo 'Unsupported OS: %s' >&2\nexit 1\n" "$os"
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            printf "echo 'Unsupported OS: %s' >&2\n" "${os}"
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            printf 'exit 1\n'
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        fi
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        ;;
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esac
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			@ -20,69 +20,65 @@
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# along with cdist. If not, see <http://www.gnu.org/licenses/>.
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#
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not_supported() {
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    echo "Your operating system ($os) is currently not supported by this type (${__type##*/})." >&2
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    echo "Please contribute an implementation for it if you can." >&2
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    exit 1
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}
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set_hostname_systemd() {
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    echo "$1" | __file /etc/hostname --source -
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}
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os=$(cat "$__global/explorer/os")
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os_version=$(cat "$__global/explorer/os_version")
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os_major=$(echo "$os_version" | grep -o '^[0-9][0-9]*' || true)
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os=$(cat "${__global:?}/explorer/os")
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os_version=$(cat "${__global:?}/explorer/os_version")
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os_major=$(echo "${os_version}" | grep -o '^[0-9][0-9]*' || true)
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max_len=$(cat "$__object/explorer/max_len")
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has_hostnamectl=$(cat "$__object/explorer/has_hostnamectl")
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max_len=$(cat "${__object:?}/explorer/max_len")
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has_hostnamectl=$(cat "${__object:?}/explorer/has_hostnamectl")
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if test -s "$__object/parameter/name"
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if test -s "${__object:?}/parameter/name"
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then
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    name_should=$(cat "$__object/parameter/name")
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    name_should=$(cat "${__object:?}/parameter/name")
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else
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    case $os
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    case ${os}
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    in
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        # RedHat-derivatives and BSDs
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        centos|fedora|redhat|scientific|freebsd|netbsd|openbsd|slackware)
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        (centos|fedora|redhat|scientific|freebsd|netbsd|openbsd|slackware)
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            # Hostname is FQDN
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            name_should="${__target_host}"
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            name_should=${__target_host:?}
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            ;;
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        suse|opensuse-leap)
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        (suse|opensuse-leap)
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            name_should=${__target_host:?}
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            # Classic SuSE stores the FQDN in /etc/HOSTNAME, while
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            # systemd does not. The running hostname is the first
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            # component in both cases.
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            # In versions before 15.x, the FQDN is stored in /etc/hostname.
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            if test -n "$has_hostnamectl" && test "$os_major" -ge 15 \
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                    && test "$os_major" -ne 42
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            if test -n "${has_hostnamectl}" \
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                    && test "${os_major}" -ge 15 \
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                    && test "${os_major}" -ne 42
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            then
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                name_should="${__target_host%%.*}"
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            else
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                name_should="${__target_host}"
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                name_should=${name_should%%.*}
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            fi
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            ;;
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        *)
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            # Hostname is only first component of FQDN on all other systems.
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            name_should="${__target_host%%.*}"
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            name_should=${__target_host:?}
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            name_should=${name_should%%.*}
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            ;;
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    esac
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fi
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if test -n "$max_len" && test "$(printf '%s' "$name_should" | wc -c)" -gt "$max_len"
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if test -n "${max_len}" && test "$(printf '%s' "${name_should}" | wc -c)" -gt "${max_len}"
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then
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    printf "Host name too long. Up to %u characters allowed.\n" "${max_len}" >&2
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    exit 1
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fi
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case $os
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case ${os}
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in
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    alpine|debian|devuan|ubuntu|void)
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        echo "$name_should" | __file /etc/hostname --source -
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    (alpine|debian|devuan|ubuntu|void)
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        echo "${name_should}" | __file /etc/hostname --source -
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        ;;
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    archlinux)
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        if test -n "$has_hostnamectl"
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    (archlinux)
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        if test -n "${has_hostnamectl}"
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        then
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            set_hostname_systemd "$name_should"
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            set_hostname_systemd "${name_should}"
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        else
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            echo 'Ancient ArchLinux variants without hostnamectl are not supported.' >&2
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            exit 1
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			@ -97,8 +93,8 @@ in
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            #     --value "\"$name_should\""
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        fi
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        ;;
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    centos|fedora|redhat|scientific)
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        if test -z "$has_hostnamectl"
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    (centos|fedora|redhat|scientific)
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        if test -z "${has_hostnamectl}"
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        then
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            # Only write to /etc/sysconfig/network on non-systemd versions.
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            # On systemd-based versions this entry is ignored.
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			@ -106,63 +102,62 @@ in
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                --file /etc/sysconfig/network \
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                --delimiter '=' --exact_delimiter \
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                --key HOSTNAME \
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                --value "\"$name_should\""
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                --value "\"${name_should}\""
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        else
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            set_hostname_systemd "$name_should"
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            set_hostname_systemd "${name_should}"
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        fi
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        ;;
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    gentoo)
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    (gentoo)
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        # Only write to /etc/conf.d/hostname on OpenRC-based installations.
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        # On systemd use hostnamectl(1) in gencode-remote.
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        if test -z "$has_hostnamectl"
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        if test -z "${has_hostnamectl}"
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        then
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            __key_value '/etc/conf.d/hostname:hostname' \
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                --file /etc/conf.d/hostname \
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                --delimiter '=' --exact_delimiter \
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                --key 'hostname' \
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                --value "\"$name_should\""
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                --value "\"${name_should}\""
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        else
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            set_hostname_systemd "$name_should"
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        fi
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        ;;
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    freebsd)
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    (freebsd)
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        __key_value '/etc/rc.conf:hostname' \
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            --file /etc/rc.conf \
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            --delimiter '=' --exact_delimiter \
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            --key 'hostname' \
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            --value "\"$name_should\""
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            --value "\"${name_should}\""
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        ;;
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    macosx)
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    (macosx)
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        # handled in gencode-remote
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        :
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        ;;
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    netbsd)
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    (netbsd)
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        __key_value '/etc/rc.conf:hostname' \
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            --file /etc/rc.conf \
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            --delimiter '=' --exact_delimiter \
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            --key 'hostname' \
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            --value "\"$name_should\""
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            --value "\"${name_should}\""
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        # To avoid confusion, ensure that the hostname is only stored once.
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        __file /etc/myname --state absent
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        ;;
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    openbsd)
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        echo "$name_should" | __file /etc/myname --source -
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    (openbsd)
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        echo "${name_should}" | __file /etc/myname --source -
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        ;;
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    openwrt)
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        __uci system.@system[0].hostname --value "$name_should"
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    (openwrt)
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        __uci system.@system[0].hostname --value "${name_should}"
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            # --transaction hostname
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        ;;
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    slackware)
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    (slackware)
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        # We write the FQDN into /etc/HOSTNAME.  But /etc/rc.d/rc.M will only
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        # read the first component from this file and set it as the running
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        # hostname on boot.
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        echo "$name_should" | __file /etc/HOSTNAME --source -
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        echo "${name_should}" | __file /etc/HOSTNAME --source -
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        ;;
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    solaris)
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        echo "$name_should" | __file /etc/nodename --source -
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    (solaris)
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        echo "${name_should}" | __file /etc/nodename --source -
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        ;;
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    suse|opensuse-leap)
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    (suse|opensuse-leap)
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        # Modern SuSE provides /etc/HOSTNAME as a symlink for
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        # backwards-compatibility. Unfortunately it cannot be used
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        # here as __file does not follow the symlink.
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			@ -171,23 +166,25 @@ in
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        # not work correctly on openSUSE 12.x which provides
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        # hostnamectl but not /etc/hostname.
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        if test -n "$has_hostnamectl" -a "$os_major" -gt 12
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        if test -n "${has_hostnamectl}" -a "${os_major}" -gt 12
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        then
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            hostname_file='/etc/hostname'
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            hostname_file=/etc/hostname
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        else
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            hostname_file='/etc/HOSTNAME'
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            hostname_file=/etc/HOSTNAME
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        fi
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        echo "$name_should" | __file "$hostname_file" --source -
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        echo "${name_should}" | __file "${hostname_file}" --source -
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        ;;
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    *)
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    (*)
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        # On other operating systems we fall back to systemd's
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        # hostnamectl if available…
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        if test -n "$has_hostnamectl"
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        if test -n "${has_hostnamectl}"
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        then
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            set_hostname_systemd "$name_should"
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            set_hostname_systemd "${name_should}"
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        else
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            not_supported
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            echo "Your operating system (${os}) is currently not supported by this type (${__type##*/})." >&2
 | 
			
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            echo "Please contribute an implementation for it if you can." >&2
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            exit 1
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        fi
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        ;;
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esac
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						 | 
				
			
			
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		|||
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