add test for checking behavior on symlinks

cmd/backup/main.go

@@ -21,10 +21,10 @@ import (
 	"github.com/gofrs/flock"
 	"github.com/kelseyhightower/envconfig"
 	"github.com/leekchan/timeutil"
+	"github.com/m90/targz"
 	"github.com/minio/minio-go/v7"
 	"github.com/minio/minio-go/v7/pkg/credentials"
 	"github.com/sirupsen/logrus"
-	"github.com/walle/targz"
 	"golang.org/x/crypto/openpgp"
 )
 

go.mod

@@ -7,9 +7,9 @@ require (
 	github.com/gofrs/flock v0.8.1
 	github.com/kelseyhightower/envconfig v1.4.0
 	github.com/leekchan/timeutil v0.0.0-20150802142658-28917288c48d
+	github.com/m90/targz v0.0.0-20210904082215-2e9a4529a615
 	github.com/minio/minio-go/v7 v7.0.12
 	github.com/sirupsen/logrus v1.8.1
-	github.com/walle/targz v0.0.0-20140417120357-57fe4206da5a
 	golang.org/x/crypto v0.0.0-20210817164053-32db794688a5
 )
 
@@ -35,6 +35,7 @@ require (
 	github.com/opencontainers/image-spec v1.0.1 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/rs/xid v1.2.1 // indirect
+	github.com/walle/targz v0.0.0-20140417120357-57fe4206da5a // indirect
 	golang.org/x/net v0.0.0-20210226172049-e18ecbb05110 // indirect
 	golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1 // indirect
 	golang.org/x/text v0.3.4 // indirect

go.sum

@@ -407,6 +407,14 @@ github.com/kr/text v0.1.0 h1:45sCR5RtlFHMR4UwH9sdQ5TC8v0qDQCHnXt+kaKSTVE=
 github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
 github.com/leekchan/timeutil v0.0.0-20150802142658-28917288c48d h1:2puqoOQwi3Ai1oznMOsFIbifm6kIfJaLLyYzWD4IzTs=
 github.com/leekchan/timeutil v0.0.0-20150802142658-28917288c48d/go.mod h1:hO90vCP2x3exaSH58BIAowSKvV+0OsY21TtzuFGHON4=
+github.com/m90/targz v0.0.0-20140417120357-57fe4206da5a h1:ML3GxKU275DDCbdDvqoA2yy5kF/xOzOOmUdY4uQryUM=
+github.com/m90/targz v0.0.0-20140417120357-57fe4206da5a/go.mod h1:bWDufAy+5ZjKRbxe8gh/oKrGC+Ryww8AKPsFiwPuAGY=
+github.com/m90/targz v0.0.0-20210903165208-2619a50ded33 h1:YFpJF7QUAb2z/pviBm58vIl5VS+qD3ibzvlhqeL9TTo=
+github.com/m90/targz v0.0.0-20210903165208-2619a50ded33/go.mod h1:YZK3bSO/oVlk9G+v00BxgzxW2Us4p/R4ysHOBjk0fJI=
+github.com/m90/targz v0.0.0-20210904080153-f3929d2235bc h1:cNfcJUU7pra4Kz6XN1GbF6bHg7KWDitCxn1z4rJIqc8=
+github.com/m90/targz v0.0.0-20210904080153-f3929d2235bc/go.mod h1:YZK3bSO/oVlk9G+v00BxgzxW2Us4p/R4ysHOBjk0fJI=
+github.com/m90/targz v0.0.0-20210904082215-2e9a4529a615 h1:rn0LO2tQEgCDOct8qnbcslTUpAIWdVlWcGkjoumhf2U=
+github.com/m90/targz v0.0.0-20210904082215-2e9a4529a615/go.mod h1:YZK3bSO/oVlk9G+v00BxgzxW2Us4p/R4ysHOBjk0fJI=
 github.com/magiconair/properties v1.8.0/go.mod h1:PppfXfuXeibc/6YijjN8zIbojt8czPbwD3XqdrwzmxQ=
 github.com/mailru/easyjson v0.0.0-20190614124828-94de47d64c63/go.mod h1:C1wdFJiN94OJF2b5HbByQZoLdCWB1Yqtg26g4irojpc=
 github.com/mailru/easyjson v0.0.0-20190626092158-b2ccc519800e/go.mod h1:C1wdFJiN94OJF2b5HbByQZoLdCWB1Yqtg26g4irojpc=

test/compose/run.sh

@@ -9,6 +9,7 @@ mkdir -p local
 docker-compose up -d
 sleep 5
 
+docker-compose exec offen ln -s /var/opt/offen/offen.db /var/opt/offen/db.link
 docker-compose exec backup backup
 
 docker run --rm -it \
@@ -20,6 +21,7 @@ echo "[TEST:PASS] Found relevant files in untared remote backup."
 echo 1234secret | gpg -d --yes --passphrase-fd 0 ./local/test.tar.gz.gpg > ./local/decrypted.tar.gz
 tar -xf ./local/decrypted.tar.gz -C /tmp && test -f /tmp/backup/app_data/offen.db
 rm ./local/decrypted.tar.gz
+test -L /tmp/backup/app_data/db.link
 
 echo "[TEST:PASS] Found relevant files in untared local backup."