it's the same war file, my application worked fine without volume but as soon as I mountpath: /usr/local/tomcat/webapps I get that error even though all the subdirectories are there not empty and have all their folders and files but but when i mountpath to a subdirectory in /usr/local/tomcat/webapps it becomes empty again thanks for your help
On Wednesday, March 1, 2017 at 12:49:31 PM UTC-5, Tim Hockin wrote: > > I find that `kubectl exec`ing in and poking around often illuminates > why it didn't do what I expected. E.g. permissions (if docker makes a > dir they can be wrong, for example). > > On Wed, Mar 1, 2017 at 9:45 AM, Rodrigo Campos <rodr...@gmail.com > <javascript:>> wrote: > > If When using no volumes your app returns 404, then is something in your > > app. You can try to run the container locally. > > > > But really nothing else we can do, if the app doesn't work as expected > just > > when running the container, you need to understand the app layer and see > why > > it doesn't do what you expect. > > > > > > On Wednesday, March 1, 2017, Montassar Dridi <montass...@gmail.com > <javascript:>> > > wrote: > >> > >> that make sense > >> can you explain this to me and sorry for taking this long I'm just > little > >> bit confused and thanks for your help and appreciate your patience > >> > >> when I mountpath this directory /usr/local/tomcat/webapps I don't get > an > >> empty directory and can see all my subdirectories, folders and files > inside > >> it but I get this error > >> > >> HTTP Status 404 - /monta > >> > >> type Status report > >> > >> message /monta > >> > >> description The requested resource is not available. > >> > >> ________________________________ > >> > >> Apache Tomcat/8.0.41 > >> > >> > >> But like you said before when I mountpath this directory > >> /usr/local/tomcat/webapps/monta i get an empty monta directory !!! > >> > >> So why do i get that error since /usr/local/tomcat/webapps has all the > >> necessary subdirectories, folders and files. > >> > >> Show you again my scripts > >> FROM tomcat:8-jre8 > >> ADD monta.war /usr/local/tomcat/webapps/ > >> CMD ["catalina.sh", "run"] > >> -------------------------- > >> spec: > >> containers: > >> - image: gcr.io/projectid/web-application-image:v > >> name: web-pod > >> ports: > >> - containerPort: 8080 > >> volumeMounts: > >> - name: persistent-storage > >> mountPath: /usr/local/tomcat/webapps > >> volumes: > >> - name: persistent-storage > >> persistentVolumeClaim: > >> claimName: web-pv-claim > >> > >> On Wednesday, March 1, 2017 at 2:58:43 AM UTC-5, Tim Hockin wrote: > >>> > >>> You can't multi-mount any volume that models as a block device, > >>> including GCE PD. It just isn't supported by any filesystems in > >>> common use. Unless you have something like NFS or gluster, this won't > >>> work. > >>> > >>> On Tue, Feb 28, 2017 at 9:36 PM, Montassar Dridi > >>> <montass...@gmail.com> wrote: > >>> > I'm running multiple web pods for the same application and I have > this > >>> > folder where clients can upload their files. > >>> > So I want that folder in this directory > >>> > /usr/local/tomcat/webapps/ROOT/uploadfiles to be shared between all > the > >>> > web > >>> > pods, > >>> > in case the client login to a random session within a specific web > POD1 > >>> > and > >>> > upload some files there, can find them next time he logs in to > another > >>> > random session within another web POD2 > >>> > > >>> > On Wednesday, March 1, 2017 at 12:22:42 AM UTC-5, Tim Hockin wrote: > >>> >> > >>> >> Yeah, I'm trying to figure out what you are trying to achieve with > a > >>> >> volume? Volumes don't share files that already exist, they are a > >>> >> place to put files. So you can copy it from somewhere in your > image > >>> >> to that shared dir, or get it from git or something... > >>> >> > >>> >> On Tue, Feb 28, 2017 at 9:04 PM, Montassar Dridi > >>> >> <montass...@gmail.com> wrote: > >>> >> > so I should add the war file after the mount , no need for the > >>> >> > Dockerfile at > >>> >> > the beginning > >>> >> > > >>> >> > On Tuesday, February 28, 2017 at 11:59:14 PM UTC-5, Rodrigo > Campos > >>> >> > wrote: > >>> >> >> > >>> >> >> Then your are mounting the volume where your war file is. > >>> >> >> > >>> >> >> Then, as mount works (nothing special about containers), you > lose > >>> >> >> visibility of the war file and now see your volume. > >>> >> >> > >>> >> >> That will never work. > >>> >> >> > >>> >> >> On Wednesday, March 1, 2017, Montassar Dridi < > montass...@gmail.com> > >>> >> >> wrote: > >>> >> >>> > >>> >> >>> I thought i did when I created the Dockerfile for the web > >>> >> >>> application > >>> >> >>> docker image that I pushed to the google container registry and > >>> >> >>> then > >>> >> >>> listed > >>> >> >>> it in my web application kubernetes depolyment yaml file : > >>> >> >>> > >>> >> >>> FROM tomcat:8-jre8 > >>> >> >>> ADD sample.war /usr/local/tomcat/webapps/ > >>> >> >>> CMD ["catalina.sh", "run"] > >>> >> >>> -------------------------- > >>> >> >>> spec: > >>> >> >>> containers: > >>> >> >>> - image: gcr.io/projectid/web-application-image:v > >>> >> >>> name: web-pod > >>> >> >>> ports: > >>> >> >>> - containerPort: 8080 > >>> >> >>> volumeMounts: > >>> >> >>> - name: persistent-storage > >>> >> >>> mountPath: /usr/local/tomcat/webapps > >>> >> >>> volumes: > >>> >> >>> - name: persistent-storage > >>> >> >>> persistentVolumeClaim: > >>> >> >>> claimName: web-pv-claim > >>> >> >>> > >>> >> >>> > >>> >> >>> On Tuesday, February 28, 2017 at 11:43:50 PM UTC-5, Tim Hockin > >>> >> >>> wrote: > >>> >> >>>> > >>> >> >>>> Put some stuff in that directory? Where is the content coming > >>> >> >>>> from? > >>> >> >>>> How do you expect it to end up in that directory? > >>> >> >>>> > >>> >> >>>> On Tue, Feb 28, 2017 at 8:37 PM, Montassar Dridi > >>> >> >>>> <montass...@gmail.com> wrote: > >>> >> >>>> > right !! I got an empty directory !! > >>> >> >>>> > so what should i do ? > >>> >> >>>> > On Tuesday, February 28, 2017 at 11:30:58 PM UTC-5, Tim > Hockin > >>> >> >>>> > wrote: > >>> >> >>>> >> > >>> >> >>>> >> If you mount an empty dir (be that a new PD or an emptyDir) > >>> >> >>>> >> you > >>> >> >>>> >> will, > >>> >> >>>> >> in fact, have an empty directory - which would give you > >>> >> >>>> >> exactly > >>> >> >>>> >> what > >>> >> >>>> >> you're seeing, wouldn't it? > >>> >> >>>> >> > >>> >> >>>> >> On Tue, Feb 28, 2017 at 6:44 PM, Montassar Dridi > >>> >> >>>> >> <montass...@gmail.com> wrote: > >>> >> >>>> >> > No errors is showing in the log pods !!! > >>> >> >>>> >> > I used the same volume structure for MYSQL database and > was > >>> >> >>>> >> > able > >>> >> >>>> >> > to > >>> >> >>>> >> > share > >>> >> >>>> >> > any file in var/lib/mysql directory between the database > >>> >> >>>> >> > pods > >>> >> >>>> >> > with > >>> >> >>>> >> > no > >>> >> >>>> >> > issue > >>> >> >>>> >> > > >>> >> >>>> >> > On Tuesday, February 28, 2017 at 9:35:19 PM UTC-5, > Rodrigo > >>> >> >>>> >> > Campos > >>> >> >>>> >> > wrote: > >>> >> >>>> >> >> > >>> >> >>>> >> >> But what is the error kubernetes shows in kubectl pod > >>> >> >>>> >> >> describe? > >>> >> >>>> >> >> What > >>> >> >>>> >> >> about > >>> >> >>>> >> >> the containers logs? Etc. This is a crucial part, > nothing > >>> >> >>>> >> >> can't > >>> >> >>>> >> >> really > >>> >> >>>> >> >> be > >>> >> >>>> >> >> said without it. > >>> >> >>>> >> >> > >>> >> >>>> >> >> Also, as a general guidance, try to isolate the problem. > >>> >> >>>> >> >> Maybe > >>> >> >>>> >> >> try > >>> >> >>>> >> >> running > >>> >> >>>> >> >> an example for using volumes (that maybe use a public > >>> >> >>>> >> >> docker > >>> >> >>>> >> >> image), to > >>> >> >>>> >> >> understand how to use them first. Also, you may want to > run > >>> >> >>>> >> >> just a > >>> >> >>>> >> >> sleep or > >>> >> >>>> >> >> something and connect to the pod and see what's there, > etc. > >>> >> >>>> >> >> > >>> >> >>>> >> >> On Tuesday, February 28, 2017, Montassar Dridi > >>> >> >>>> >> >> <montass...@gmail.com> > >>> >> >>>> >> >> wrote: > >>> >> >>>> >> >>> > >>> >> >>>> >> >>> I used the emptyDir...get the same error > >>> >> >>>> >> >>> > >>> >> >>>> >> >>> On Tuesday, February 28, 2017 at 8:45:19 PM UTC-5, > >>> >> >>>> >> >>> Montassar > >>> >> >>>> >> >>> Dridi > >>> >> >>>> >> >>> wrote: > >>> >> >>>> >> >>>> > >>> >> >>>> >> >>>> I'm using Google Cloud Platform container engine and > >>> >> >>>> >> >>>> Google > >>> >> >>>> >> >>>> persistent > >>> >> >>>> >> >>>> disk as persistent volume > >>> >> >>>> >> >>>> apiVersion: v1 > >>> >> >>>> >> >>>> kind: PersistentVolumeClaim > >>> >> >>>> >> >>>> metadata: > >>> >> >>>> >> >>>> name: web-pv-claim > >>> >> >>>> >> >>>> labels: > >>> >> >>>> >> >>>> name: web-pod > >>> >> >>>> >> >>>> version: v1 > >>> >> >>>> >> >>>> spec: > >>> >> >>>> >> >>>> accessModes: > >>> >> >>>> >> >>>> - ReadWriteOnce > >>> >> >>>> >> >>>> resources: > >>> >> >>>> >> >>>> requests: > >>> >> >>>> >> >>>> storage: 10Gi > >>> >> >>>> >> >>>> ------------------ > >>> >> >>>> >> >>>> spec: > >>> >> >>>> >> >>>> containers: > >>> >> >>>> >> >>>> - image: gcr.io/projectid/demo:v1 > >>> >> >>>> >> >>>> name: web-pod > >>> >> >>>> >> >>>> ports: > >>> >> >>>> >> >>>> - containerPort: 8080 > >>> >> >>>> >> >>>> volumeMounts: > >>> >> >>>> >> >>>> - name: persistent-storage > >>> >> >>>> >> >>>> mountPath: /usr/local/tomcat/webapps > >>> >> >>>> >> >>>> volumes: > >>> >> >>>> >> >>>> - name: persistent-storage > >>> >> >>>> >> >>>> persistentVolumeClaim: > >>> >> >>>> >> >>>> claimName: web-pv-claim > >>> >> >>>> >> >>>> volumes: > >>> >> >>>> >> >>>> - name: web-persistent-storage > >>> >> >>>> >> >>>> persistentVolumeClaim: > >>> >> >>>> >> >>>> claimName: web-pv-claim > >>> >> >>>> >> >>>> > >>> >> >>>> >> >>>> I get this error from the browser > >>> >> >>>> >> >>>> > >>> >> >>>> >> >>>> This page can’t be found > >>> >> >>>> >> >>>> > >>> >> >>>> >> >>>> No webpage was found for the web address: > >>> >> >>>> >> >>>> https://35.185.13.141/ > >>> >> >>>> >> >>>> > >>> >> >>>> >> >>>> HTTP ERROR 404 > >>> >> >>>> >> >>>> > >>> >> >>>> >> >>>> On Tuesday, February 28, 2017 at 8:24:22 PM UTC-5, > >>> >> >>>> >> >>>> Rodrigo > >>> >> >>>> >> >>>> Campos > >>> >> >>>> >> >>>> wrote: > >>> >> >>>> >> >>>>> > >>> >> >>>> >> >>>>> Also, if you just want to share a folder, you can use > an > >>> >> >>>> >> >>>>> emptyDir. > >>> >> >>>> >> >>>>> It > >>> >> >>>> >> >>>>> really > >>> >> >>>> >> >>>>> depends on what you want, what you should use. But as > >>> >> >>>> >> >>>>> Tim > >>> >> >>>> >> >>>>> says, > >>> >> >>>> >> >>>>> more > >>> >> >>>> >> >>>>> info is > >>> >> >>>> >> >>>>> definitely needed to *try* to help. > >>> >> >>>> >> >>>>> > >>> >> >>>> >> >>>>> Please make sure to see log messages, read docs, etc. > >>> >> >>>> >> >>>>> And > >>> >> >>>> >> >>>>> then, > >>> >> >>>> >> >>>>> if > >>> >> >>>> >> >>>>> not > >>> >> >>>> >> >>>>> working, > >>> >> >>>> >> >>>>> ask again with a more clear picture. Without a single > >>> >> >>>> >> >>>>> error > >>> >> >>>> >> >>>>> shown, > >>> >> >>>> >> >>>>> not > >>> >> >>>> >> >>>>> even the > >>> >> >>>> >> >>>>> claims, cloud provider, etc. is really hard to help > :-( > >>> >> >>>> >> >>>>> > >>> >> >>>> >> >>>>> > >>> >> >>>> >> >>>>> On Tue, Feb 28, 2017 at 05:19:19PM -0800, 'Tim > Hockin' > >>> >> >>>> >> >>>>> via > >>> >> >>>> >> >>>>> Kubernetes > >>> >> >>>> >> >>>>> user discussion and Q&A wrote: > >>> >> >>>> >> >>>>> > Not enough information: What cloud environment? > What > >>> >> >>>> >> >>>>> > does > >>> >> >>>> >> >>>>> > the PV > >>> >> >>>> >> >>>>> > claim object look like? What does "doesn't load" > >>> >> >>>> >> >>>>> > mean? > >>> >> >>>> >> >>>>> > > >>> >> >>>> >> >>>>> > On Tue, Feb 28, 2017 at 5:14 PM, Montassar Dridi > >>> >> >>>> >> >>>>> > <montass...@gmail.com> wrote: > >>> >> >>>> >> >>>>> > > Hello!! > >>> >> >>>> >> >>>>> > > The Dockerfile for my web application image, that > I > >>> >> >>>> >> >>>>> > > deployed > >>> >> >>>> >> >>>>> > > within > >>> >> >>>> >> >>>>> > > Kubernetes, looks like this : > >>> >> >>>> >> >>>>> > > FROM tomcat:8-jre8 > >>> >> >>>> >> >>>>> > > ADD sample.war /usr/local/tomcat/webapps/ > >>> >> >>>> >> >>>>> > > CMD ["catalina.sh", "run"] > >>> >> >>>> >> >>>>> > > > >>> >> >>>> >> >>>>> > > It works fine without volumes!! > >>> >> >>>> >> >>>>> > > But when I try something like the script below, > so I > >>> >> >>>> >> >>>>> > > can > >>> >> >>>> >> >>>>> > > include > >>> >> >>>> >> >>>>> > > volumes, my > >>> >> >>>> >> >>>>> > > website doesn't load : > >>> >> >>>> >> >>>>> > > spec: > >>> >> >>>> >> >>>>> > > containers: > >>> >> >>>> >> >>>>> > > - image: gcr.io/projectid/demo:v1 > >>> >> >>>> >> >>>>> > > name: web-pod > >>> >> >>>> >> >>>>> > > ports: > >>> >> >>>> >> >>>>> > > - containerPort: 8080 > >>> >> >>>> >> >>>>> > > volumeMounts: > >>> >> >>>> >> >>>>> > > - name: persistent-storage > >>> >> >>>> >> >>>>> > > mountPath: /usr/local/tomcat/webapps > >>> >> >>>> >> >>>>> > > volumes: > >>> >> >>>> >> >>>>> > > - name: persistent-storage > >>> >> >>>> >> >>>>> > > persistentVolumeClaim: > >>> >> >>>> >> >>>>> > > claimName: web-pv-claim > >>> >> >>>> >> >>>>> > > > >>> >> >>>> >> >>>>> > > I just wanna share a folder between my web pods > ?!?! > >>> >> >>>> >> >>>>> > > > >>> >> >>>> >> >>>>> > > -- > >>> >> >>>> >> >>>>> > > You received this message because you are > subscribed > >>> >> >>>> >> >>>>> > > to > >>> >> >>>> >> >>>>> > > the > >>> >> >>>> >> >>>>> > > Google > >>> >> >>>> >> >>>>> > > Groups > >>> >> >>>> >> >>>>> > > "Kubernetes user discussion and Q&A" group. > 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