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Merge branch 'ander/__sed' into 'master'

new type: __sed

See merge request ungleich-public/cdist!1006
haproxy-dualstack
Darko Poljak 4 months ago
parent
commit
b209adcfca
  1. 16
      cdist/conf/type/__sed/explorer/file
  2. 58
      cdist/conf/type/__sed/gencode-remote
  3. 57
      cdist/conf/type/__sed/man.rst
  4. 1
      cdist/conf/type/__sed/parameter/boolean
  5. 2
      cdist/conf/type/__sed/parameter/optional
  6. 1
      cdist/conf/type/__sed/parameter/required_multiple

16
cdist/conf/type/__sed/explorer/file

@ -0,0 +1,16 @@
#!/bin/sh -e
if [ -f "$__object/parameter/file" ]
then
file="$( cat "$__object/parameter/file" )"
else
file="/$__object_id"
fi
if [ ! -e "$file" ]
then
echo "$file does not exist" >&2
exit 1
fi
cat "$file"

58
cdist/conf/type/__sed/gencode-remote

@ -0,0 +1,58 @@
#!/bin/sh -e
if [ -f "$__object/parameter/file" ]
then
file="$( cat "$__object/parameter/file" )"
else
file="/$__object_id"
fi
script="$( cat "$__object/parameter/script" )"
if [ "$script" = '-' ]
then
script="$( cat "$__object/stdin" )"
fi
# since stdin is not available in explorer, we pull file from target with explorer
file_from_target="$__object/explorer/file"
sed_cmd='sed'
if [ -f "$__object/parameter/regexp-extended" ]
then
sed_cmd="$sed_cmd -E"
fi
# do sed dry run, diff result and if no change, then there's nothing to do
# also redirect diff's output to stderr for debugging purposes
if echo "$script" | "$sed_cmd" -f - "$file_from_target" | diff -u "$file_from_target" - >&2
then
exit 0
fi
# we can't use -i, because it's not posix, so we fly with tempfile and cp
# and we use cp because we want to preserve destination file's attributes
# shellcheck disable=SC2016
echo 'tmp="$__object/tempfile"'
echo "$sed_cmd -f - '$file' > \"\$tmp\" << EOF"
echo "$script"
echo 'EOF'
echo "cp \"\$tmp\" '$file'"
# shellcheck disable=SC2016
echo 'rm -f "$tmp"'
echo 'change' >> "$__messages_out"
if [ -f "$__object/parameter/onchange" ]
then
cat "$__object/parameter/onchange"
fi

57
cdist/conf/type/__sed/man.rst

@ -0,0 +1,57 @@
cdist-type__sed(7)
==================
NAME
----
cdist-type__sed - Transform text files with ``sed``
DESCRIPTION
-----------
Transform text files with ``sed``.
REQUIRED MULTIPLE PARAMETERS
----------------------------
script
``sed`` script.
If ``-`` then the script is read from ``stdin``.
OPTIONAL PARAMETERS
-------------------
file
Path to the file. Defaults to ``$__object_id``.
onchange
Execute this command if ``sed`` changes file.
BOOLEAN PARAMETERS
------------------
regexp-extended
Use extended regular expressions in the script.
Might not be supported with every ``sed`` version.
EXAMPLES
--------
.. code-block:: sh
__sed /tmp/foobar --script 's/foo/bar/'
echo 's/foo/bar/' | __sed foobar --file /tmp/foobar --script -
AUTHORS
-------
Ander Punnar <ander-at-kvlt-dot-ee>
COPYING
-------
Copyright \(C) 2021 Ander Punnar. You can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the Free
Software Foundation, either version 3 of the License, or (at your option)
any later version.

1
cdist/conf/type/__sed/parameter/boolean

@ -0,0 +1 @@
regexp-extended

2
cdist/conf/type/__sed/parameter/optional

@ -0,0 +1,2 @@
file
onchange

1
cdist/conf/type/__sed/parameter/required_multiple

@ -0,0 +1 @@
script
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