SUSE/saptune

package note

import (
    "github.com/SUSE/saptune/system"
    "strings"
)

// section [filesystem]

// GetFSVal initialise the file system management structure with the current
// system settings
func GetFSVal(key, cfgval string) (string, string) {
    val := ""
    info := ""
    switch {
    case system.IsXFSOption.MatchString(key):
        // cfgval empty, prefix -, prefix +
        if cfgval == "" {
            // empty
            return val, info
        }
        // no prefix or prefix +
        mustExist := true
        if strings.HasPrefix(cfgval, "-") {
            // prefix -
            mustExist = false
        }
        opt := strings.TrimLeft(cfgval, "+-")
        // Find out mount options
        mountOk, mountNok := system.GetMountOpts(mustExist, "xfs", opt)
        if mustExist {
            val = "+" + opt
            if len(mountNok) != 0 {
                // we have mount points missing the option
                val = "-" + opt
                info = "'" + opt + "' for FS type 'xfs' not explicit set on: " + strings.Join(mountNok, ", ")
            }
        } else {
            val = "-" + opt
            if len(mountOk) != 0 {
                // we have mount points containing the option
                val = "+" + opt
                info = "'" + opt + "' for FS type 'xfs' still explicit set on: " + strings.Join(mountOk, ", ")
            }
        }
        if len(mountOk) == 0 && len(mountNok) == 0 {
            val = "NA"
        }
    }
    return val, info
}

// OptFSVal returns the value from the configuration file
func OptFSVal(key, cfgval string) string {
    // nothing to do, only checking for 'verify'
    if cfgval != "" && !strings.HasPrefix(cfgval, "-") && !strings.HasPrefix(cfgval, "+") {
        cfgval = "+" + cfgval
    }
    return cfgval
}

// SetFSVal nothing to do, only checking for 'verify'
func SetFSVal(key, value string) error {
    // nothing to do, only checking for 'verify'
    return nil
}