Initial commit

roles/gekmihesg.openwrt/library/openwrt_command.sh

@@ -0,0 +1,63 @@
+#!/bin/sh
+# Copyright (c) 2021 Markus Weippert
+# GNU General Public License v3.0 (see https://www.gnu.org/licenses/gpl-3.0.txt)
+
+PARAMS="
+    cmd=raw_params=_raw_params/str/r
+    uses_shell=_uses_shell/bool//false
+    chdir/str
+    executable/str
+    creates/str
+    removes/str
+"
+RESPONSE_VARS="
+    start end delta cmd
+    stdout/str/a stderr/str/a rc/int/a
+"
+SUPPORTS_CHECK_MODE=""
+
+init() {
+    stdout=""
+    stderr=""
+    start=""
+    end=""
+    delta=""
+    rc="0"
+    [ -n "$executable" ] || executable="/bin/sh"
+    out="$(mktemp)" && err="$(mktemp)"
+}
+
+main() {
+    local ts_start ts_end s_delta
+    [ -z "$chdir" ] || try cd "$chdir"
+
+    [ -z "$creates" ] || ! ls -d -- $creates >/dev/null 2>/dev/null || {
+        stdout="skipped, since $creates exists"; exit 0
+    }
+    [ -z "$removes" ] || ls -d -- $removes >/dev/null 2>/dev/null || {
+        stdout="skipped, since $removes does not exist"; exit 0
+    }
+
+    ts_start="$(date +%s)"
+    [ -z "$uses_shell" ] && {
+        echo "$cmd" | xargs sh -c 'exec "$@"' -- >"$out" 2>"$err"; rc=$?; :
+    } || {
+        "$executable" -c "$cmd" >"$out" 2>"$err"; rc=$?; :
+    }
+    ts_end="$(date +%s)"
+    s_delta=$((ts_end - ts_start))
+
+    start="$(date -d "@$ts_start" "+%Y-%m-%d %H:%M:%S").000000"
+    end="$(date -d "@$ts_end" "+%Y-%m-%d %H:%M:%S").000000"
+    delta="$(printf "%d:%.2d:%.2d.000000" \
+        $((delta / 3600)) $((delta % 3600 / 60)) $((delta % 60)))"
+    stdout="$(cat "$out")"
+    stderr="$(cat "$err")"
+    changed
+    test "$rc" -eq 0 || fail "non-zero return code"
+    return 0
+}
+
+cleanup() {
+    rm -f -- "$out" "$err"
+}