pb-sos: effectively compress the pb-sos file with gzip

[petitboot] / utils / pb-plugin

diff --git a/utils/pb-plugin b/utils/pb-plugin
index fcb7383afc534400ed47ba98c4eafa338d1fec20..e107f9648ba2e165aa31d6223e69eec5d8f8812f 100755 (executable)
--- a/utils/pb-plugin
+++ b/utils/pb-plugin
@@ -64,6 +64,27 @@ plugin_info()
        echo "  (version $PLUGIN_VERSION)"
 }
 
+parse_meta()
+{
+       local file name value IFS
+
+       file=$1
+
+       IFS='='
+       while read -r name value
+       do
+               # Ensure we have a sensible variable name
+               echo "$name" | grep -q '^PLUGIN_[A-Z_]*$' || continue
+
+               # we know that $name has no quoting/expansion chars, but we
+               # may need to do some basic surrounding-quote removal for
+               # $value, without evaluating it
+               value=$(echo "$value" | sed "s/^\([\"']\)\(.*\)\1\$/\2/g")
+
+               export $name="$value"
+       done < $file
+}
+
 # How the ABI versioning works:
 #
 #  - This script has an ABI defined ($plugin_abi)
@@ -187,7 +208,7 @@ do_install()
                exit 1
        fi
 
-       . $__dest/$plugin_meta_path
+       parse_meta $__dest/$plugin_meta_path
 
        if ! plugin_abi_check
        then
@@ -229,7 +250,7 @@ do_scan_mount()
                fi
 
                (
-                       . $__meta_tmp/$plugin_meta_path
+                       parse_meta $__meta_tmp/$plugin_meta_path
 
                        plugin_abi_check || exit 1
 
@@ -371,7 +392,7 @@ do_create()
        fi
 
        # Sanity check metadata file
-       . $meta_file
+       parse_meta $meta_file
 
        errors=0
        warnings=0
@@ -501,10 +522,7 @@ do_lint()
                lint_fatal "No metadata file present (expecting" \
                        "$plugin_meta_path)"
 
-       (sh -e "$__dest/$plugin_meta_path") >/dev/null 2>&1  ||
-               lint_err "Plugin metadata file has shell errors"
-
-       . "$__dest/$plugin_meta_path"
+       parse_meta "$__dest/$plugin_meta_path"
        lint_metadata
 
        for executable in ${PLUGIN_EXECUTABLES}