Not able to see both coder agent in coder workspace dashboard. #16144

creeram · 2025-01-15T10:53:10Z

creeram
Jan 15, 2025

Expected to see both deployments when I clicked on the workspace but I can only see one at a time. I will have to manually change the HTTP URL to get those coder servers.

https://coder.example.com/@creeram/creeram-demo?resources=kubernetes_deployment_main

https://coder.example.com/@creeram/creeram-demo?resources=kubernetes_deployment_dev

How can I see both coder server blocks on the same page? without switching the HTTP URL manually.

like when I browse the URL below and see both coder server blocks.

https://coder.example.com/@creeram/creeram-demo

Template:

terraform {
  required_providers {
    coder = {
      source = "coder/coder"
    }
    kubernetes = {
      source = "hashicorp/kubernetes"
    }
  }
}

provider "coder" {
}

variable "use_kubeconfig" {
  type        = bool
  description = <<-EOF
  Use host kubeconfig? (true/false)

  Set this to false if the Coder host is itself running as a Pod on the same
  Kubernetes cluster as you are deploying workspaces to.

  Set this to true if the Coder host is running outside the Kubernetes cluster
  for workspaces.  A valid "~/.kube/config" must be present on the Coder host.
  EOF
  default     = false
}

variable "namespace" {
  type        = string
  description = "The Kubernetes namespace to create workspaces in (must exist prior to creating workspaces). If the Coder host is itself running as a Pod on the same Kubernetes cluster as you are deploying workspaces to, set this to the same namespace."
}

data "coder_parameter" "cpu" {
  name         = "cpu"
  display_name = "CPU"
  description  = "The number of CPU cores"
  default      = "2"
  icon         = "/icon/memory.svg"
  mutable      = true
  option {
    name  = "2 Cores"
    value = "2"
  }
  option {
    name  = "4 Cores"
    value = "4"
  }
  option {
    name  = "6 Cores"
    value = "6"
  }
  option {
    name  = "8 Cores"
    value = "8"
  }
}

data "coder_parameter" "memory" {
  name         = "memory"
  display_name = "Memory"
  description  = "The amount of memory in GB"
  default      = "2"
  icon         = "/icon/memory.svg"
  mutable      = true
  option {
    name  = "2 GB"
    value = "2"
  }
  option {
    name  = "4 GB"
    value = "4"
  }
  option {
    name  = "6 GB"
    value = "6"
  }
  option {
    name  = "8 GB"
    value = "8"
  }
}

data "coder_parameter" "home_disk_size" {
  name         = "home_disk_size"
  display_name = "Home disk size"
  description  = "The size of the home disk in GB"
  default      = "10"
  type         = "number"
  icon         = "/emojis/1f4be.png"
  mutable      = false
  validation {
    min = 1
    max = 99999
  }
}

provider "kubernetes" {
  # Authenticate via ~/.kube/config or a Coder-specific ServiceAccount, depending on admin preferences
  config_path = var.use_kubeconfig == true ? "~/.kube/config" : null
}

data "coder_workspace" "me" {}
data "coder_workspace_owner" "me" {}

resource "coder_agent" "main" {
  os             = "linux"
  arch           = "amd64"
  startup_script = <<-EOT
    set -e

    # Install the latest code-server.
    # Append "--version x.x.x" to install a specific version of code-server.
    curl -fsSL https://code-server.dev/install.sh | sh -s -- --method=standalone --prefix=/tmp/code-server

    # Start code-server in the background.
    /tmp/code-server/bin/code-server --auth none --port 13337 >/tmp/code-server.log 2>&1 &
  EOT

  # The following metadata blocks are optional. They are used to display
  # information about your workspace in the dashboard. You can remove them
  # if you don't want to display any information.
  # For basic resources, you can use the `coder stat` command.
  # If you need more control, you can write your own script.
  metadata {
    display_name = "CPU Usage"
    key          = "0_cpu_usage"
    script       = "coder stat cpu"
    interval     = 10
    timeout      = 1
  }

  metadata {
    display_name = "RAM Usage"
    key          = "1_ram_usage"
    script       = "coder stat mem"
    interval     = 10
    timeout      = 1
  }

  metadata {
    display_name = "Home Disk"
    key          = "3_home_disk"
    script       = "coder stat disk --path $${HOME}"
    interval     = 60
    timeout      = 1
  }

  metadata {
    display_name = "CPU Usage (Host)"
    key          = "4_cpu_usage_host"
    script       = "coder stat cpu --host"
    interval     = 10
    timeout      = 1
  }

  metadata {
    display_name = "Memory Usage (Host)"
    key          = "5_mem_usage_host"
    script       = "coder stat mem --host"
    interval     = 10
    timeout      = 1
  }

  metadata {
    display_name = "Load Average (Host)"
    key          = "6_load_host"
    # get load avg scaled by number of cores
    script   = <<EOT
      echo "`cat /proc/loadavg | awk '{ print $1 }'` `nproc`" | awk '{ printf "%0.2f", $1/$2 }'
    EOT
    interval = 60
    timeout  = 1
  }
}

# code-server
resource "coder_app" "code-server" {
  agent_id     = coder_agent.main.id
  slug         = "code-server"
  display_name = "code-server"
  icon         = "/icon/code.svg"
  url          = "http://localhost:13337?folder=/home/coder"
  subdomain    = false
  share        = "owner"

  healthcheck {
    url       = "http://localhost:13337/healthz"
    interval  = 3
    threshold = 10
  }
}

resource "kubernetes_persistent_volume_claim" "home" {
  metadata {
    name      = "coder-${data.coder_workspace.me.id}-home"
    namespace = var.namespace
    labels = {
      "app.kubernetes.io/name"     = "coder-pvc"
      "app.kubernetes.io/instance" = "coder-pvc-${data.coder_workspace.me.id}"
      "app.kubernetes.io/part-of"  = "coder"
      //Coder-specific labels.
      "com.coder.resource"       = "true"
      "com.coder.workspace.id"   = data.coder_workspace.me.id
      "com.coder.workspace.name" = data.coder_workspace.me.name
      "com.coder.user.id"        = data.coder_workspace_owner.me.id
      "com.coder.user.username"  = data.coder_workspace_owner.me.name
    }
    annotations = {
      "com.coder.user.email" = data.coder_workspace_owner.me.email
    }
  }
  wait_until_bound = false
  spec {
    access_modes = ["ReadWriteOnce"]
    resources {
      requests = {
        storage = "${data.coder_parameter.home_disk_size.value}Gi"
      }
    }
  }
}

resource "kubernetes_deployment" "main" {
  count = data.coder_workspace.me.start_count
  depends_on = [
    kubernetes_persistent_volume_claim.home
  ]
  wait_for_rollout = false
  metadata {
    name      = "coder-${data.coder_workspace.me.id}"
    namespace = var.namespace
    labels = {
      "app.kubernetes.io/name"     = "coder-workspace"
      "app.kubernetes.io/instance" = "coder-workspace-${data.coder_workspace.me.id}"
      "app.kubernetes.io/part-of"  = "coder"
      "com.coder.resource"         = "true"
      "com.coder.workspace.id"     = data.coder_workspace.me.id
      "com.coder.workspace.name"   = data.coder_workspace.me.name
      "com.coder.user.id"          = data.coder_workspace_owner.me.id
      "com.coder.user.username"    = data.coder_workspace_owner.me.name
    }
    annotations = {
      "com.coder.user.email" = data.coder_workspace_owner.me.email
    }
  }

  spec {
    replicas = 1
    selector {
      match_labels = {
        "app.kubernetes.io/name"     = "coder-workspace"
        "app.kubernetes.io/instance" = "coder-workspace-${data.coder_workspace.me.id}"
        "app.kubernetes.io/part-of"  = "coder"
        "com.coder.resource"         = "true"
        "com.coder.workspace.id"     = data.coder_workspace.me.id
        "com.coder.workspace.name"   = data.coder_workspace.me.name
        "com.coder.user.id"          = data.coder_workspace_owner.me.id
        "com.coder.user.username"    = data.coder_workspace_owner.me.name
      }
    }
    strategy {
      type = "Recreate"
    }

    template {
      metadata {
        labels = {
          "app.kubernetes.io/name"     = "coder-workspace"
          "app.kubernetes.io/instance" = "coder-workspace-${data.coder_workspace.me.id}"
          "app.kubernetes.io/part-of"  = "coder"
          "com.coder.resource"         = "true"
          "com.coder.workspace.id"     = data.coder_workspace.me.id
          "com.coder.workspace.name"   = data.coder_workspace.me.name
          "com.coder.user.id"          = data.coder_workspace_owner.me.id
          "com.coder.user.username"    = data.coder_workspace_owner.me.name
        }
      }
      spec {
        security_context {
          run_as_user = 1000
          fs_group    = 1000
        }

        container {
          name              = "dev"
          image             = "codercom/enterprise-base:ubuntu"
          image_pull_policy = "Always"
          command           = ["sh", "-c", coder_agent.main.init_script]
          security_context {
            run_as_user = "1000"
          }
          env {
            name  = "CODER_AGENT_TOKEN"
            value = coder_agent.main.token
          }
          resources {
            requests = {
              "cpu"    = "250m"
              "memory" = "512Mi"
            }
            limits = {
              "cpu"    = "${data.coder_parameter.cpu.value}"
              "memory" = "${data.coder_parameter.memory.value}Gi"
            }
          }
          volume_mount {
            mount_path = "/home/coder"
            name       = "home"
            read_only  = false
          }
        }

        volume {
          name = "home"
          persistent_volume_claim {
            claim_name = kubernetes_persistent_volume_claim.home.metadata.0.name
            read_only  = false
          }
        }

        affinity {
          // This affinity attempts to spread out all workspace pods evenly across
          // nodes.
          pod_anti_affinity {
            preferred_during_scheduling_ignored_during_execution {
              weight = 1
              pod_affinity_term {
                topology_key = "kubernetes.io/hostname"
                label_selector {
                  match_expressions {
                    key      = "app.kubernetes.io/name"
                    operator = "In"
                    values   = ["coder-workspace"]
                  }
                }
              }
            }
          }
        }
      }
    }
  }
}




# new


resource "coder_agent" "dev" {
  os             = "linux"
  arch           = "amd64"
  startup_script = <<-EOT
    set -e

    # Install the latest code-server.
    # Append "--version x.x.x" to install a specific version of code-server.
    curl -fsSL https://code-server.dev/install.sh | sh -s -- --method=standalone --prefix=/tmp/code-server

    # Start code-server in the background.
    /tmp/code-server/bin/code-server --auth none --port 13338 >/tmp/code-server.log 2>&1 &
  EOT

  # The following metadata blocks are optional. They are used to display
  # information about your workspace in the dashboard. You can remove them
  # if you don't want to display any information.
  # For basic resources, you can use the `coder stat` command.
  # If you need more control, you can write your own script.
  metadata {
    display_name = "CPU Usage"
    key          = "0_cpu_usage"
    script       = "coder stat cpu"
    interval     = 10
    timeout      = 1
  }

  metadata {
    display_name = "RAM Usage"
    key          = "1_ram_usage"
    script       = "coder stat mem"
    interval     = 10
    timeout      = 1
  }

  metadata {
    display_name = "Home Disk"
    key          = "3_home_disk"
    script       = "coder stat disk --path $${HOME}"
    interval     = 60
    timeout      = 1
  }

  metadata {
    display_name = "CPU Usage (Host)"
    key          = "4_cpu_usage_host"
    script       = "coder stat cpu --host"
    interval     = 10
    timeout      = 1
  }

  metadata {
    display_name = "Memory Usage (Host)"
    key          = "5_mem_usage_host"
    script       = "coder stat mem --host"
    interval     = 10
    timeout      = 1
  }

  metadata {
    display_name = "Load Average (Host)"
    key          = "6_load_host"
    # get load avg scaled by number of cores
    script   = <<EOT
      echo "`cat /proc/loadavg | awk '{ print $1 }'` `nproc`" | awk '{ printf "%0.2f", $1/$2 }'
    EOT
    interval = 60
    timeout  = 1
  }
}

# code-server
resource "coder_app" "code-server-dev" {
  agent_id     = coder_agent.dev.id
  slug         = "code-server-dev"
  display_name = "code-server-dev"
  icon         = "/icon/code.svg"
  url          = "http://localhost:13338?folder=/home/coder"
  subdomain    = false
  share        = "owner"

  healthcheck {
    url       = "http://localhost:13338/healthz"
    interval  = 3
    threshold = 10
  }
}


resource "kubernetes_deployment" "dev" {
  count = data.coder_workspace.me.start_count
  wait_for_rollout = false
  metadata {
    name      = "coder-dev-${data.coder_workspace.me.id}"
    namespace = var.namespace
    labels = {
      "app.kubernetes.io/name"     = "coder-workspace"
      "app.kubernetes.io/instance" = "coder-workspace-${data.coder_workspace.me.id}"
      "app.kubernetes.io/part-of"  = "coder"
      "com.coder.resource"         = "true"
      "com.coder.workspace.id"     = data.coder_workspace.me.id
      "com.coder.workspace.name"   = data.coder_workspace.me.name
      "com.coder.user.id"          = data.coder_workspace_owner.me.id
      "com.coder.user.username"    = data.coder_workspace_owner.me.name
    }
    annotations = {
      "com.coder.user.email" = data.coder_workspace_owner.me.email
    }
  }

  spec {
    replicas = 1
    selector {
      match_labels = {
        "app.kubernetes.io/name"     = "coder-workspace"
        "app.kubernetes.io/instance" = "coder-workspace-${data.coder_workspace.me.id}"
        "app.kubernetes.io/part-of"  = "coder"
        "com.coder.resource"         = "true"
        "com.coder.workspace.id"     = data.coder_workspace.me.id
        "com.coder.workspace.name"   = data.coder_workspace.me.name
        "com.coder.user.id"          = data.coder_workspace_owner.me.id
        "com.coder.user.username"    = data.coder_workspace_owner.me.name
      }
    }
    strategy {
      type = "Recreate"
    }

    template {
      metadata {
        labels = {
          "app.kubernetes.io/name"     = "coder-workspace"
          "app.kubernetes.io/instance" = "coder-workspace-${data.coder_workspace.me.id}"
          "app.kubernetes.io/part-of"  = "coder"
          "com.coder.resource"         = "true"
          "com.coder.workspace.id"     = data.coder_workspace.me.id
          "com.coder.workspace.name"   = data.coder_workspace.me.name
          "com.coder.user.id"          = data.coder_workspace_owner.me.id
          "com.coder.user.username"    = data.coder_workspace_owner.me.name
        }
      }
      spec {
        security_context {
          run_as_user = 1000
          fs_group    = 1000
        }

        container {
          name              = "dev"
          image             = "codercom/enterprise-base:ubuntu"
          image_pull_policy = "Always"
          command           = ["sh", "-c", coder_agent.dev.init_script]
          security_context {
            run_as_user = "1000"
          }
          env {
            name  = "CODER_AGENT_TOKEN"
            value = coder_agent.dev.token
          }
          resources {
            requests = {
              "cpu"    = "250m"
              "memory" = "512Mi"
            }
            limits = {
              "cpu"    = "${data.coder_parameter.cpu.value}"
              "memory" = "${data.coder_parameter.memory.value}Gi"
            }
          }
          
        }


        affinity {
          // This affinity attempts to spread out all workspace pods evenly across
          // nodes.
          pod_anti_affinity {
            preferred_during_scheduling_ignored_during_execution {
              weight = 1
              pod_affinity_term {
                topology_key = "kubernetes.io/hostname"
                label_selector {
                  match_expressions {
                    key      = "app.kubernetes.io/name"
                    operator = "In"
                    values   = ["coder-workspace"]
                  }
                }
              }
            }
          }
        }
      }
    }
  }
}

Answered by BrunoQuaresma

Jan 15, 2025

Hey @creeram, thanks for reporting this issue!

You can navigate between resources using the sidebar on the left, as shown in the image below:

I agree the experience could be better, and we have some planned work to completely redesign this page to improve usability.

For now, I’m going to close the issue. However, if you’re still unable to access your resource through the UI (without manually changing the URL), please let me know. 😊

View full answer

matifali · 2025-01-15T11:05:24Z

matifali
Jan 15, 2025
Maintainer

Thanks, @creeram, for the report.

@BrunoQuaresma @chrifro I think we need to fix this behavior. What do you think?

0 replies

BrunoQuaresma · 2025-01-15T13:09:08Z

BrunoQuaresma
Jan 15, 2025
Collaborator

Hey @creeram, thanks for reporting this issue!

You can navigate between resources using the sidebar on the left, as shown in the image below:

I agree the experience could be better, and we have some planned work to completely redesign this page to improve usability.

For now, I’m going to close the issue. However, if you’re still unable to access your resource through the UI (without manually changing the URL), please let me know. 😊

1 reply

creeram Jan 15, 2025
Author

@BrunoQuaresma Thanks for the details I'm able to switch and see the resources.

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Not able to see both coder agent in coder workspace dashboard. #16144

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