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Linux ubuntu-s-2vcpu-4gb-fra1-01 4.15.0-213-generic #224-Ubuntu SMP Mon Jun 19 13:30:12 UTC 2023 x86_64
Apache/2.4.29 (Ubuntu)
134.209.252.102

File Name : sqlite

# -*- mode: sh -*-
###
### sqlite bindings for dbconfig-common
###
### Author:     Matt Brown <debian@mattb.net.nz>
###
###	all variables and functions fall under the namespace "dbc_foo" and
###	"_dbc_foo", depending on whether or not they are "external"
###

# get some common functions
. /usr/share/dbconfig-common/internal/common

check_basepath_permissions(){
    local line
    if dpkg-statoverride --list "$dbc_basepath" >/dev/null; then
        line=$(dpkg-statoverride --list "$dbc_basepath")
        c_owner=$(echo $line | cut -d' ' -f1,2 | tr ' ' ':')
        c_perms=$(echo $line | cut -d' ' -f3)
    fi
}

##
## execute a file with sqlite commands
##
dbc_sqlite_exec_file(){
    local l_sqlfile l_retval l_dbfile
    l_sqlfile=$1
    l_dbfile="${dbc_basepath}/${dbc_dbname}"

if [ ! "$l_sqlfile" ]; then
        dbc_error="no file supplied to execute"
        return 1
    fi
    l_retval=0
    $dbc_sqlite_cmd "$l_dbfile" < "$l_sqlfile" || l_retval=$?
    return $l_retval
}

##
## execute a specific sqlite command
##
##	note this is done without passing any info on the cmdline,
##  including the command itself
##
dbc_sqlite_exec_command(){
    local statement l_sqlfile l_retval
    statement="$@"
    l_retval=0
    l_sqlfile=$(dbc_mktemp dbconfig-common_sqlfile.XXXXXX)
    cat << EOF > $l_sqlfile
$statement
EOF
    dbc_sqlite_exec_file "$l_sqlfile" || l_retval=$?
    rm -f "$l_sqlfile"
    return $l_retval
}

##
## check for the existance of a specified database
##
_dbc_sqlite_check_database(){
    local dbc_dbname l_dbfile
    dbc_dbname=$1
    l_dbfile="${dbc_basepath}/${dbc_dbname}"
    if test -f "$l_dbfile"; then
        return 0
    else
        return 1
    fi
}

##
## creates a new sqlite database file
##
##
dbc_sqlite_createdb(){
    local ret l_dbfile l_owner l_perms

_dbc_sanity_check dbname $dbc_dbtype || return 1

l_dbfile="${dbc_basepath}/${dbc_dbname}"

# Default to root:root 0640 if the maintainer hasn't hinted otherwise
    l_owner="root:root"
    l_perms="0640"
    if [ -n "$dbc_dbfile_owner" ]; then l_owner="$dbc_dbfile_owner"; fi
    if [ -n "$dbc_dbfile_perms" ]; then l_perms="$dbc_dbfile_perms"; fi

dbc_logpart "creating database $dbc_dbname:"

if _dbc_sqlite_check_database "$dbc_dbname"; then
        dbc_logline "already exists"
    else
        ret=0
        if [ ! -d "${dbc_basepath}" ]; then
            # Create the base directory
            mkdir -p "${dbc_basepath}"
        fi
        # Setup permissions on the base directory to match dbfile
        check_basepath_permissions
        # Don't set permissions if admin has overriden them
        if [ ! -n "$c_owner" ]; then
            chown "$l_owner" "$dbc_basepath"
        fi
        if [ ! -n "$c_perms" ]; then
            chmod "$l_perms" "$dbc_basepath"
            # Always set execute bits on directories
            chmod u+x,g+x "$dbc_basepath"
        fi
        # Create the database and setup permissions
        dbc_sqlite_exec_command ".schema" && \
            chown "$l_owner" "$l_dbfile" && \
            chmod "$l_perms" "$l_dbfile" || ret=$?
        if [ "$ret" = "0" ]; then
            dbc_logline "success"
            dbc_logpart "verifying database $dbc_dbname exists:"
            if ! _dbc_sqlite_check_database "$dbc_dbname"; then
                dbc_logline "failed"
                dbc_error="Cannot find database after creation"
                return 1
            else
                dbc_logline "success"
            fi
        else
            dbc_logline "failed"
            dbc_error="Failed to create database"
            return 1
        fi
    fi
}

##
## drops the sqlite database file by removing it from the disk
##
##
dbc_sqlite_dropdb(){
    _dbc_sanity_check dbname || return 1

dbc_logpart "dropping database $dbc_dbname:"

if _dbc_sqlite_check_database "$dbc_dbname"; then
        if rm -f "${dbc_basepath}/${dbc_dbname}"; then
            dbc_logline "success"
            dbc_logpart "verifying database $dbc_dbname was dropped:"
            if _dbc_sqlite_check_database "$dbc_dbname"; then
                dbc_logline "failed"
                dbc_error="Database still exists after rm command"
                return 1
            else
                dbc_logline "success"
            fi
            if [ "${dbc_basepath}" = "${dbc_default_basepath}" ] ; then
                # Make sure we clean up any empty directory as well
                # see bug 775226
                rmdir --parents --ignore-fail-on-non-empty "${dbc_basepath}"
            fi
        else
            dbc_logline "failed"
            dbc_error="Database removal failed"
            return 1
        fi
    else
        dbc_logline "database does not exist"
    fi
}

##
## basic installation check
##
dbc_sqlite_db_installed(){
    which sqlite >/dev/null 2>&1
}

dbc_sqlite3_db_installed(){
    which sqlite3 >/dev/null 2>&1
}

##
## dump a sqlite database
##
dbc_sqlite_dump(){
    local dumpfile ret old_umask
    dumpfile=$1
    old_umask=$(umask)
    _dbc_sanity_check dbname $dbc_dbtype || return 1
    if _dbc_sqlite_check_database "$dbc_dbname"; then
        umask 0066
        dbc_sqlite_exec_command ".dump" > "$dumpfile"
        ret=$?
        umask $old_umask
        return $ret
    else
        dbc_logline "database does not exist"
        return 0
    fi
}

Name	Type	Size	Owner/Group	Permission	Last Modified	Actions
.	dir	-	root/root	0755	2019-03-25 07:21:21
..	dir	-	root/root	0755	2019-03-25 07:21:22
common	text/plain	8.9 KB	root/root	0644	2017-01-05 07:23:08
dbc-mysql	text/plain	14.62 KB	root/root	0644	2017-01-12 08:44:32
mysql	text/plain	14.62 KB	root/root	0644	2017-01-12 08:44:32
pgsql	text/x-Algol68	15.32 KB	root/root	0644	2017-01-05 07:23:08
sqlite	text/plain	5.24 KB	root/root	0644	2017-01-05 07:23:08

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