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|
###
### common bindings for dbconfig-common
###
### all variables and functions fall under the namespace "dbc_foo" and
### "_dbc_foo", depending on whether or not they are "external"
###
##
## dbc_logpart: log interal messages (without newline)
##
dbc_logpart(){
# for the time being, at least, let's default to verbose
#if [ "$dbc_debug" ]; then
echo -ne "$@ " >&2
#fi
if [ "$dbc_log" ]; then
dbc_log="$dbc_log $@"
else
dbc_log="$@ "
fi
}
##
## dbc_logline: log interal messages
##
dbc_logline(){
# for the time being, at least, let's default to verbose
#if [ "$dbc_debug" ]; then
echo -e "$@." >&2
#fi
if [ "$dbc_log" ]; then
dbc_log="$dbc_log $@."
else
dbc_log="$@."
fi
}
###
### simple debugging function
###
dbc_debug(){
if [ "$dbc_debug" ]; then
dbc_logline $@
fi
}
##
## internal sanity check for certain important variables
##
_dbc_sanity_check(){
while [ "$1" ]; do
case "$1" in
"package")
if [ -z "$dbc_package" ]; then
dbc_error="dbconfig-common can not determine the
name of the package it is configuring."
dbc_logline "sanity check failed for dbc_package"
return 1
fi
;;
"packageconfig")
if [ -z "$dbc_packageconfig" ]; then
dbc_error="dbconfig-common can not determine the
name of the package configuration file."
dbc_logline "sanity check failed for dbc_packageconfig"
return 1
fi
;;
"dbtype")
if [ -z "$dbc_dbtype" ]; then
dbc_error="dbconfig-common can not determine the
database type."
dbc_logline "sanity check failed for dbc_dbtype"
return 1
fi
;;
"command")
if [ -z "$dbc_command" ]; then
dbc_error="dbconfig-common can not determine the
maintainer script running it."
dbc_logline "sanity check failed for dbc_command"
return 1
fi
;;
"dbname")
if [ -z "$dbc_dbname" ]; then
dbc_error="No database name specified. Have
to know the name to create it."
dbc_logline "sanity check failed for dbc_dbname"
return 1
fi
;;
"dbadmin")
if [ -z "$dbc_dbadmin" ]; then
dbc_error="No database administrator specified."
dbc_logline "sanity check failed for dbc_dbadmin"
return 1
fi
;;
"dbuser")
if [ -z "$dbc_dbuser" ]; then
dbc_error="No database user specified."
dbc_logline "sanity check failed for dbc_dbuser"
return 1
fi
;;
"dbpass")
if [ -z "$dbc_dbpass" ]; then
dbc_error="No database password specified."
dbc_logline "sanity check failed for dbc_dbpass"
return 1
fi
;;
"mysql")
if ! which mysql >/dev/null; then
dbc_error="No mysql client to execute. (have
you installed mysql-client?"
dbc_logline "sanity check failed for mysql"
return 1
fi
;;
"psql")
if ! which psql >/dev/null; then
dbc_error="No psql client to execute. (have
you installed postgresql-client?"
dbc_logline "sanity check failed for psql"
return 1
fi
;;
"sqlite")
if ! which sqlite >/dev/null; then
dbc_error="No sqlite client to execute. (have
you installed the sqlite package?"
dbc_logline "sanity check failed for sqlite"
return 1
fi
;;
"createdb")
if ! which createdb >/dev/null; then
dbc_error="No pgsql createdb to execute. (have
you installed postgresql-client?"
dbc_logline "sanity check failed for createdb"
return 1
fi
;;
"dropdb")
if ! which dropdb >/dev/null; then
dbc_error="No pgsql dropdb to execute. (have
you installed postgresql-client?"
dbc_logline "sanity check failed for dropdb"
return 1
fi
;;
"createuser")
if ! which createuser >/dev/null; then
dbc_error="No pgsql createuser to execute. (have
you installed postgresql-client?"
dbc_logline "sanity check failed for createuser"
return 1
fi
;;
"dropuser")
if ! which dropuser >/dev/null; then
dbc_error="No pgsql dropuser to execute. (have
you installed postgresql-client?"
dbc_logline "sanity check failed for dropuser"
return 1
fi
;;
"pg_dump")
if ! which pg_dump >/dev/null; then
dbc_error="No pgsql pg_dump to execute. (have
you installed postgresql-client?"
dbc_logline "sanity check failed for pg_dump"
return 1
fi
;;
"mysqldump")
if ! which mysqldump >/dev/null; then
dbc_error="No mysqldump to execute. (have
you installed mysql-client?"
dbc_logline "sanity check failed for mysqldump"
return 1
fi
;;
*)
dbc_error="don't know how to sanity check for $1"
dbc_logline "don't know how to sanity check for $1"
return 1
;;
esac
shift
done
}
dbc_mktemp(){
local tfile ttemplate
if [ "$1" ]; then
ttemplate="$1";
else
ttemplate="dbconfig-common.XXXXXX";
fi
tfile=`mktemp -t $ttemplate`
if [ ! -f $tfile ]; then
dbc_error="error creating temporary file"
dbc_logline "error creating temporary file"
return 1
else
echo $tfile
fi
}
|
