如何解决go mod download不会下载单个库;如何在不处理整个供应商缓存的情况下mod导入单个库
(免责声明:对于在此描述中使用的错误单词表示歉意。我仍然熟悉go)
我的理解是go
模块非常挑剔,因此这种问题涵盖了与go
模块和我尝试下载并导入的prometheus
运算符库相关的一些主题
一个巨大的要求:我不能进行大量的go mod
下载/升级,因为下游部门在我的供应商目录中得到了升级,并且在我们的代码中发生了各种各样的破坏。我正在努力避免这种情况。我只想“安装”这个库(和任何必要的附件)并完成它。
所有这些都说明,使用go mod
(或其他合适的工具)来获取不会更新我的所有供应商库的"github.com/coreos/prometheus-operator/pkg/apis/monitoring/v1"
的正确方法是什么?我只需要导入v1
api即可以编程方式设置和读取集群中的servicemonitor
。
$ go mod download -x github.com/coreos/prometheus-operator/pkg/apis/monitoring/v1
module github.com/coreos/prometheus-operator/pkg/apis/monitoring/v1: not a known dependency
或
$ go get github.com/coreos/prometheus-operator/pkg/apis/monitoring/v1
go: found github.com/coreos/prometheus-operator/pkg/apis/monitoring/v1 in github.com/coreos/prometheus-operator v0.41.1
我的进口
import (
"context"
"encoding/base64"
"fmt"
v1 "k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/util/intstr"
"strings"
"text/template"
"time"
"github.com/google/uuid"
coreosv1 "github.com/coreos/prometheus-operator/pkg/apis/monitoring/v1"
"github.com/go-kit/kit/log"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/client-go/kubernetes"
"k8s.io/client-go/tools/clientcmd"
)
我正在使用该库的实际代码如下:
// define service monitor object
serviceMonitorObject := &coreosv1.ServiceMonitor{
ObjectMeta: metav1.ObjectMeta{
Name: objectMetaDataName,// TODO: fix namespace
Namespace: "monitoring",Labels: labels,},Spec: coreosv1.ServiceMonitorSpec{
Selector: metav1.LabelSelector{
MatchLabels: labels,NamespaceSelector: coreosv1.NamespaceSelector{
MatchNames: []string{
"monitoring",Endpoints: []coreosv1.Endpoint{
{
Port: "metrics",Interval: "10s",HonorLabels: true,}
但是,我似乎不能只导入一个库。任何建议或帮助将不胜感激。
错误github.com/coreos/prometheus-operator/pkg/apis/monitoring/v1 in github.com/coreos/prometheus-operator v0.41.1
表明也许我只是导入了github.com/coreos/prometheus-operator
,但是当我这样做时,我的servicemonitor
定义就失败了。
编辑
我rm
建立了go.{mod,sum}
和vendor
目录以及git reset --hard
我的环境,这将供应商状态恢复到我的工作之前。我执行了以下操作,但正如您所看到的,get
似乎可以正常工作,但是coreos
下没有/project/vendor/*/
目录。
$ go get -x github.com/coreos/prometheus-operator/
# get https://proxy.golang.org/github.com/coreos/@v/list
# get https://proxy.golang.org/github.com/@v/list
# get https://proxy.golang.org/github.com/coreos/prometheus-operator/@v/list
# get https://proxy.golang.org/github.com/@v/list: 410 Gone (0.794s)
# get https://proxy.golang.org/github.com/coreos/@v/list: 410 Gone (0.886s)
# get https://proxy.golang.org/github.com/coreos/prometheus-operator/@v/list: 200 OK (0.897s)
go: github.com/coreos/prometheus-operator upgrade => v0.41.1
$ find vendor -name '*prometheus*'
vendor/github.com/go-kit/kit/metrics/prometheus
vendor/github.com/go-kit/kit/metrics/prometheus/prometheus.go
vendor/github.com/prometheus
vendor/github.com/prometheus/client_golang/prometheus
再次重置我的环境。执行以下操作:
$ go mod download -x github.com/coreos/prometheus-operator/...
warning: pattern "github.com/coreos/prometheus-operator/..." matched no module dependencies
$ go mod download -x github.com/coreos/prometheus-operator/
module github.com/coreos/prometheus-operator/: not a known dependency
根据文档,以下内容应显示使用的所有mod(添加grep core
以获得更简短的输出):
$ go list -m all | grep core
github.com/coreos/bbolt v1.3.2
github.com/coreos/etcd v3.3.10+incompatible
github.com/coreos/go-etcd v2.0.0+incompatible
github.com/coreos/go-oidc v2.2.1+incompatible
github.com/coreos/go-semver v0.3.0
github.com/coreos/go-systemd v0.0.0-20190321100706-95778dfbb74e
github.com/coreos/pkg v0.0.0-20180928190104-399ea9e2e55f
github.com/coreos/prometheus-operator v0.41.1
但是,我仍然无法编译:
$ make -f build/Makefile generators ims-bin-darwin && ./ims-api --config_file=/var/tmp/jim-ims-api.yaml --kubeconfig $HOME/.kube/config --populate_demo_db=true --populate_demo_file hack/demo1.yaml --debug_logging --db_debug_logging
./build/generators/api.sh
Ensuring Bin Directory (./build/generators/../../bin) Exists...
Ensuring Destination Directory ( pkg/generated/api ) Exists...
Ensuring Destination Directory ( pkg/generated/kaas-api ) Exists...
Ensuring Swagger Asset Directory ( assets/generated/swagger ) Exists...
go: inconsistent vendoring in /Users/jimconn/projects/src/ims-api:
github.com/go-kit/kit@v0.10.0: is explicitly required in go.mod,but vendor/modules.txt indicates github.com/go-kit/kit@v0.9.0
github.com/golang/protobuf@v1.4.1: is explicitly required in go.mod,but vendor/modules.txt indicates github.com/golang/protobuf@v1.3.2
github.com/grpc-ecosystem/grpc-gateway@v1.14.6: is explicitly required in go.mod,but vendor/modules.txt indicates github.com/grpc-ecosystem/grpc-gateway@v1.9.6
github.com/pkg/errors@v0.9.1: is explicitly required in go.mod,but vendor/modules.txt indicates github.com/pkg/errors@v0.8.1
github.com/prometheus/client_golang@v1.6.0: is explicitly required in go.mod,but vendor/modules.txt indicates github.com/prometheus/client_golang@v1.1.0
golang.org/x/time@v0.0.0-20200416051211-89c76fbcd5d1: is explicitly required in go.mod,but vendor/modules.txt indicates golang.org/x/time@v0.0.0-20190308202827-9d24e82272b4
google.golang.org/genproto@v0.0.0-20200603110839-e855014d5736: is explicitly required in go.mod,but vendor/modules.txt indicates google.golang.org/genproto@v0.0.0-20190817000702-55e96fffbd48
google.golang.org/grpc@v1.29.1: is explicitly required in go.mod,but vendor/modules.txt indicates google.golang.org/grpc@v1.23.1
gopkg.in/yaml.v2@v2.3.0: is explicitly required in go.mod,but vendor/modules.txt indicates gopkg.in/yaml.v2@v2.2.8
k8s.io/api@v0.18.3: is explicitly required in go.mod,but vendor/modules.txt indicates k8s.io/api@v0.17.2
k8s.io/apimachinery@v0.18.3: is explicitly required in go.mod,but vendor/modules.txt indicates k8s.io/apimachinery@v0.17.2
k8s.io/client-go@v0.18.3: is explicitly required in go.mod,but vendor/modules.txt indicates k8s.io/client-go@v0.17.2
run 'go mod vendor' to sync,or use -mod=mod or -mod=readonly to ignore the vendor directory
make: *** [generators] Error 1
我运行了go mod vendor
,然后又回到了我的整个供应商树都被更改的状态:
$ g st
On branch expose-bm-prom
Your branch is up to date with 'origin/expose-bm-prom'.
Changes not staged for commit:
(use "git add/rm <file>..." to update what will be committed)
(use "git checkout -- <file>..." to discard changes in working directory)
modified: assets/generated/swagger/api.swagger.json
modified: go.mod
modified: go.sum
modified: pkg/generated/api/api.pb.go
modified: pkg/generated/api/api.pb.gw.go
...
modified: vendor/sigs.k8s.io/yaml/README.md
modified: vendor/sigs.k8s.io/yaml/yaml.go
Untracked files:
(use "git add <file>..." to include in what will be committed)
vendor/github.com/cespare/
vendor/github.com/coreos/
vendor/github.com/golang/protobuf/internal/
vendor/github.com/golang/protobuf/jsonpb/decode.go
vendor/github.com/golang/protobuf/jsonpb/encode.go
...
vendor/k8s.io/client-go/util/workqueue/
vendor/sigs.k8s.io/structured-merge-diff/
vendor/sigs.k8s.io/yaml/go.mod
vendor/sigs.k8s.io/yaml/go.sum
no changes added to commit (use "git add" and/or "git commit -a")
$ g st | grep -c vendor
942 # files changed
这只是世界状况吗?如果不处理对整个供应商树的大量更改,我是否无法导入该库,这完全破坏了我的代码!这太荒谬了!
解决方法
go get -d github.com/coreos/prometheus-operator/pkg/apis/monitoring/v1
是添加对提供该包的模块的最新版本的依赖的正确方法。
当 go get
添加模块依赖时,它会根据需要升级其他依赖项以满足新模块的要求。这可能就是您在运行 go mod vendor
时看到很多变化的原因。
如果您想尽量减少这些更改,您可能需要明确选择较旧的版本(以便它具有较旧的要求):
go get -d github.com/coreos/prometheus-operator/pkg/apis/monitoring/v1@$OLD_VERSION
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